CN201944634U - Bulb type light emitting diode (LED) lamp with heat radiation structure - Google Patents

Bulb type light emitting diode (LED) lamp with heat radiation structure Download PDF

Info

Publication number
CN201944634U
CN201944634U CN2011200754833U CN201120075483U CN201944634U CN 201944634 U CN201944634 U CN 201944634U CN 2011200754833 U CN2011200754833 U CN 2011200754833U CN 201120075483 U CN201120075483 U CN 201120075483U CN 201944634 U CN201944634 U CN 201944634U
Authority
CN
China
Prior art keywords
radiator
heat radiation
fins
light fixture
led light
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
Application number
CN2011200754833U
Other languages
Chinese (zh)
Inventor
赖琦郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chicony Power Technology Co Ltd
Original Assignee
Chicony Power Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chicony Power Technology Co Ltd filed Critical Chicony Power Technology Co Ltd
Priority to CN2011200754833U priority Critical patent/CN201944634U/en
Application granted granted Critical
Publication of CN201944634U publication Critical patent/CN201944634U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

The utility model discloses a bulb type light emitting diode (LED) lamp with a heat radiation structure, which comprises a lamp head, a heat radiation body, an LED module and a lampshade, wherein the lamp head comprises a conduction and connection part and an insulation sleeve barrel arranged at the bottom surface of the conduction and connection part, the heat radiation body is combined on the insulation sleeve barrel, the heat radiation body is provided with a hollow annular tube, a plurality of fins which are in a radial shape and are arranged at intervals are convexly arranged on the hollow annular tube through extending in the vertical direction, the outer edges of the fins are connected with annular heat radiation sheets, the annular heat radiation sheets surround the fins and are connected with the fins in series, the LED module comprises a circuit board and a plurality of LEDs, the circuit board is fixedly arranged on the heat radiation body, the LEDs are distributed and arranged on the circuit board, and the lampshade is combined on the heat radiation body for encapsulating the LED module. Therefore, the convection effect is enhanced, and the heat radiation efficiency is improved.

Description

Bulb type LED light fixture with radiator structure
Technical field
The utility model relates to a kind of LED light fixture, particularly a kind of radiator structure of bulb type LED light fixture.
Background technology
Recently owing to the continuous lifting of LED performance, various LED bulbs have also begun to appear on the market, in order to replace conventional incandescent bulb and Electricity-saving lamp bulb.Please join Figure 12, it is the LED bulb 1 ' for a kind of prior art, because the high-capacity LED 10 ' that LED bulb 1 ' is adopted can produce high heat, so its shell all is provided with a plurality of fins 20 ' in order to strengthen area of dissipation, though this kind design can strengthen area of dissipation, but be unfavorable for the convection current of air, can only be to carry out heat exchange and can't produce convection current, so heat dissipation is still limited in the mode of fin periphery.
Moreover, the fin 20 ' of above-mentioned LED 10 ' is with the moulding of die casting mode institute mostly, compared to the existing fin that utilizes mode moulding such as aluminium extruded or punching press, the fin 20 ' that utilizes the moulding of die casting mode institute is the manufacturing cost height not only, and the coefficient of heat conduction of its material lower usually and be unfavorable for the heat radiation, in addition, the post processor of those fins 20 ' numerous and diverse (as unhairing limit, surface treatment, spray paint etc.), thereby the manufacturing time-histories that prolongs product.
The utility model content
A purpose of the present utility model, be to provide a kind of bulb type LED light fixture with radiator structure, it is to be connected with the heat radiation ring plate that increases area of dissipation in the fin periphery, and the heat radiation of increase LED light fixture is to fluid space, and import more air, be beneficial to promote radiating efficiency.
Another purpose of the present utility model is to provide a kind of bulb type LED light fixture with radiator structure, and its radiator profit is made with the aluminium extruded mode, makes time-histories to shorten product, and can reduce whole cost.
A purpose more of the present utility model is to provide a kind of bulb type LED light fixture with radiator structure, and it is to utilize insulating sleeve to block electronic component and junctions such as power supply unit, to avoid producing short circuit phenomenon between the two.
Another purpose of the present utility model is to provide a kind of bulb type LED light fixture with radiator structure, and its insulating sleeve is to be located in the hollow ring tube, and utilizes simple location structure and in conjunction with both, establishes mode with the group of simplifying the LED light fixture.
To achieve the above object, the utility model provides a kind of bulb type LED light fixture with radiator structure, and this bulb type LED light fixture comprises:
One lamp holder comprises a junction and is arranged on an insulating sleeve of this junction bottom surface;
One radiator, be combined on this insulating sleeve, this radiator has a hollow ring tube, and this hollow ring tube longitudinal extension convexes with and is radial and spaced a plurality of fins, the outer rim of these a plurality of fins be connected with one the heat radiation ring plate, this heat dissipating ring sheet around and the serial connection these a plurality of fins;
One led module comprises a circuit board that is fixedly arranged on this radiator and is laid in a plurality of LED on this circuit board; And
One lampshade is combined on this radiator, with this led module of involution.
Above-mentioned bulb type LED light fixture with radiator structure, wherein, the bottom of this insulating sleeve is located in this hollow ring tube inboard, and this insulating sleeve forms first location division, and the inwall correspondence of this hollow ring tube forms second location division.
Above-mentioned bulb type LED light fixture with radiator structure, wherein, this first location division comprises a plurality of deep-slotted chip breakers and a plurality of clipping block, this second location division comprises a plurality of projections and a plurality of groove, these a plurality of deep-slotted chip breakers have extended upward a segment distance from the root edge of this insulating sleeve, the apical margin of these a plurality of deep-slotted chip breakers can be replaced the top at those projections, and these a plurality of clipping blocks can fasten in these a plurality of grooves.
The above-mentioned bulb type LED light fixture with radiator structure, wherein, this heat radiation ring plate is positioned at the end face of these a plurality of fins, and this heat radiation ring plate only covers these a plurality of fins of part.
The above-mentioned bulb type LED light fixture with radiator structure, wherein, respectively this fin forms a fluting between this heat radiation ring plate and this hollow ring tube, so that have only part to link to each other between this fin and this hollow ring tube.
The above-mentioned bulb type LED light fixture with radiator structure, wherein, this fluting is a V-type groove.
Above-mentioned bulb type LED light fixture with radiator structure, wherein, this heat radiation ring plate and these a plurality of fins structure that is formed in one.
The above-mentioned bulb type LED light fixture with radiator structure, wherein, this heat radiation ring plate and these a plurality of fins are for separating setting.
Above-mentioned bulb type LED light fixture with radiator structure, wherein, the inwall of this heat radiation ring plate is to should a plurality of fins and form a plurality of grooves, and the outer rim of these a plurality of fins wears this a plurality of grooves respectively, and ring plate was connected on these a plurality of fins dispelling the heat.
The above-mentioned bulb type LED light fixture with radiator structure, wherein, respectively this groove is formed by two fins that are provided with at interval.
The above-mentioned bulb type LED light fixture with radiator structure, wherein, this hollow ring tube is made up of the tube sheet that a plurality of intervals are provided with, and these a plurality of sheet circular array.
Compared to prior art, LED light fixture of the present utility model is to be connected with the heat radiation ring plate in the fin periphery, thus can increase area of dissipation, and because of leaving heat radiation to fluid space between heat radiation ring plate, fin and the hollow ring tube, can be beneficial to promote radiating efficiency for importing more air; Moreover, because radiator profit of the present utility model is made with the aluminium extruded mode, by the forging type moulding, also can reduce whole cost compared to prior art; In addition, insulating sleeve of the present utility model is to prolong with electronic components such as ccontaining power supply units, use and block those electronic components and junction, to avoid producing short circuit phenomenon between the two, in addition, because of insulating sleeve is to be located in the hollow ring tube, it is to utilize simple location structure and combination, and the heat radiation ring plate also can be buckled on the fin, establishes mode so can simplify the group of LED light fixture, increases practicality of the present utility model.
Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.
Description of drawings
The three-dimensional appearance schematic diagram of Fig. 1 bulb type LED of the present utility model light fixture;
Fig. 2 is one of three-dimensional appearance schematic diagram of bulb type LED light fixture of the present utility model;
Fig. 3 be bulb type LED light fixture of the present utility model the three-dimensional appearance schematic diagram two;
Fig. 4 is the opposite side three-dimensional appearance schematic diagram with bulb type LED light fixture of radiator structure of the present utility model;
Fig. 5 is the use schematic diagram with bulb type LED light fixture of radiator structure of the present utility model;
Fig. 6 is the three-dimensional exploded view of another embodiment of bulb type LED light fixture of the present utility model;
Fig. 7 is the stereo appearance figure of another embodiment of bulb type LED light fixture of the present utility model;
Fig. 8 is the assembled sectional view of another embodiment of bulb type LED light fixture of the present utility model;
Fig. 9 is the stereo appearance figure of another embodiment of radiator of the present utility model;
Figure 10 is the floor map of another embodiment of radiator of the present utility model;
Figure 11 is the floor map of another embodiment of radiator of the present utility model;
Figure 12 is the LED bulb of prior art.
Wherein, Reference numeral
1 bulb type LED light fixture
10 lamp holders, 11 junctions
12 insulating sleeves, 121 first location divisions
1211 deep-slotted chip breakers, 12110 apical margins
1212 clipping blocks, 13 power supply units
20 radiators, 21 hollow ring tubes
211 second location divisions, 2111 projections
21110 screws, 2112 grooves
22 fins, 220 flutings
23 heat radiation ring plate 30LED modules
31 circuit boards, 310 fixing holes
32LED 40 lampshades
1a bulb type LED light fixture
10a lamp holder 1 2a insulating sleeve
The 121a first location division 20a radiator
21a hollow ring tube 211a second location division
The 22a fin 23a ring plate of dispelling the heat
230a groove 231a fin
30aLED module 40a lampshade
20b radiator 21b hollow ring tube
211b tube sheet
1 ' LED bulb, 10 ' LED
20 ' fin
The specific embodiment
Relevant detailed description of the present utility model and technology contents, conjunction with figs. is described as follows, however appended accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.
Please refer to Fig. 1 to Fig. 4, be respectively three-dimensional appearance schematic diagram, two three-dimensional exploded views, and the three-dimensional appearance schematic diagram of opposite side of bulb type LED light fixture of the present utility model; Bulb type LED light fixture 1 of the present utility model comprises a lamp holder 10, a radiator 20, a led module 30 and a lampshade 40.
This lamp holder 10 comprises a junction 11 and is arranged on an insulating sleeve 12 of these junction 11 bottom surfaces.This junction 11 is in order to connect external power source, required power supply so that 1 operation of this LED light fixture to be provided, the inside of this insulating sleeve 12 is provided with power supply unit 13 electronic components such as grade, this insulating sleeve 12 is made of non-conductive material, in order to block electronic component and this junctions 11 such as this power supply unit, to avoid producing short circuit phenomenon between the two.
This radiator 20 is to be combined on this insulating sleeve 12, and its profit is made with the aluminium extruded mode.This radiator 20 has a hollow ring tube 21, and these hollow ring tube 21 longitudinal extensions convex with and are radial and spaced a plurality of fin 22, and the outer rim of these a plurality of fins 22 is connected with a heat radiation ring plate 23, this heat radiation ring plate 23 be around and be connected in series these a plurality of fins 22.
In the present embodiment, the bottom of this insulating sleeve 12 is to be located in this hollow ring tube 21 inboards.This insulating sleeve 12 forms first location division 121, the inwall correspondence of this hollow ring tube 21 forms second location division 211, this first location division 121 comprises a plurality of deep-slotted chip breakers 1211 and a plurality of clipping block 1212, and these a plurality of deep-slotted chip breakers 1211 are that the root edge from this insulating sleeve 12 has extended upward a segment distance; In addition, this second location division 211 comprises a plurality of projections 2111 and a plurality of groove 2112, and these a plurality of projections 2111 are respectively equipped with a screw 21110.In view of the above, when this insulating sleeve 12 wears this hollow ring tube 21, the apical margin 12110 of these a plurality of deep-slotted chip breakers 1211 can be replaced on the top of those projections 2111, and these a plurality of clipping blocks 1212 can fasten in these a plurality of grooves 2112, so that this radiator 20 is fixed on this lamp holder 10.
Moreover this heat radiation ring plate 23 is positioned at the end face of these a plurality of fins 22, and this heat radiation ring plate 23 can utilize the processing mode (as turning) of back processing that a part is removed, so that this heat radiation ring plate 23 only covers these a plurality of fins 22 partly.In this embodiment, this heat radiation ring plate 23 is to be formed in one with these a plurality of fins 22, and respectively this fin 22 forms the fluting 220 of a V-type between this heat radiation ring plate 23 and this hollow ring tube 21, the setting of this fluting 220 is to make to have only part to link to each other between this fin 22 and this hollow ring tube 21, so side at this radiator 20, be formed with between this heat radiation ring plate 23 and this hollow ring tube 21 bigger to fluid space so that allow air be easier to flow 22 of these a plurality of fins.
This led module 30 comprises a circuit board 31 that is fixedly arranged on this radiator 20 and is laid in a plurality of LED 32 on this circuit board 31, and wherein, this circuit board 31 electrically connects these power supply units 13, and to should a plurality of projections 2111 and be provided with a plurality of fixing holes 310.Group is to utilize a plurality of lock-in components 33 when establishing this led module 30, make those lock-in components 33 wear those fixing holes 310 and locking on these a plurality of screws 21110, use 31 lockings of this circuit board (promptly are positioned at the bottom surface of this radiator 20) on those screws 21110.
This lampshade 40 is made for transparent or semitransparent material, and it is to be combined on this heat radiator body 20, with this led module 30 of involution.
Please continue with reference to Fig. 5, be the use schematic diagram with bulb type LED light fixture of radiator structure of the present utility model; When this bulb type LED light fixture 1 uses, because circuit board 31 directly links to each other with the hollow ring tube 21 and the fin 22 of radiator 20, so the heat that these a plurality of LED 32 are produced can be directly conducted on hollow ring tube 21, fin 22 and the heat radiation ring plate 23, this is with conduction pattern and dispels the heat, on the other hand, but extraneous air also free flow between each fin 22, and air not only can vertically flow between the fin 211, also can 220 carry out horizontal flowing, so the utility model can be by conducting and two kinds of thermally conductive pathways of convection current promote overall heat dissipation by slotting.
Referring again to Fig. 6 to Fig. 8, be respectively three-dimensional exploded view, stereo appearance figure and the assembled sectional view of another embodiment of bulb type LED light fixture of the present utility model; The present embodiment and first embodiment are roughly the same, bulb type LED light fixture 1a includes a lamp holder 10a, a radiator 20a, a led module 30a and a lampshade 40a equally, the heat radiation ring plate 23a that its difference is radiator 20a and fin 22a are for separating setting, and those fins 22a is not provided with fluting and is connected with this heat radiation ring plate 23a.In present embodiment, the inwall of this heat radiation ring plate 22a is to should a plurality of fin 22a and form a plurality of groove 230a, and respectively this groove 230a is two formers of fin 231a institute that are provided with by at interval.In view of the above, the outer rim of these a plurality of fin 22a can be worn this a plurality of groove 220a respectively, be connected on these a plurality of fin 22a with the ring plate 23a that should dispel the heat.
Another difference of present embodiment is the location structure of its insulating sleeve 12a and this hollow ring tube 21a.The first location division 121a of insulating sleeve 12a is that a ring colludes, and again, the second location division 211a of hollow ring tube 21a then is an annular groove, and it is that buckle is on this annular groove, so that those radiators 20a is fixed on this lamp holder 10a that this ring colludes.
Please be respectively stereo appearance figure and the floor map of another embodiment of radiator of the present utility model in addition with reference to Fig. 9, Figure 10 and Figure 11; The place that the radiator 20b of present embodiment is different with last embodiment is that hollow ring tube 21b is made up of the tube sheet 211b that a plurality of intervals are provided with, and these a plurality of sheet 211b are circular array.In addition, radiator 20c is for having another kind of heat radiation ring plate 23c, heat radiation ring plate 23c is made up of the heat radiation lamellar body 231c that a plurality of intervals are provided with, those heat radiation lamellar bodies 231c is a circular array, owing to respectively leave a gap between this sheet 211b or between the heat radiation lamellar body 231c, help this radiator 20b, 20c and come moulding in integrated mode.
Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims (11)

1. the bulb type LED light fixture with radiator structure is characterized in that, this bulb type LED light fixture comprises:
One lamp holder comprises a junction and is arranged on an insulating sleeve of this junction bottom surface;
One radiator, be combined on this insulating sleeve, this radiator has a hollow ring tube, and this hollow ring tube longitudinal extension convexes with and is radial and spaced a plurality of fins, the outer rim of these a plurality of fins be connected with one the heat radiation ring plate, this heat dissipating ring sheet around and the serial connection these a plurality of fins;
One led module comprises a circuit board that is fixedly arranged on this radiator and is laid in a plurality of LED on this circuit board; And
One lampshade is combined on this radiator, with this led module of involution.
2. the bulb type LED light fixture with radiator structure according to claim 1, it is characterized in that, the bottom of this insulating sleeve is located in this hollow ring tube inboard, and this insulating sleeve forms first location division, and the inwall correspondence of this hollow ring tube forms second location division.
3. the bulb type LED light fixture with radiator structure according to claim 2, it is characterized in that, this first location division comprises a plurality of deep-slotted chip breakers and a plurality of clipping block, this second location division comprises a plurality of projections and a plurality of groove, these a plurality of deep-slotted chip breakers have extended upward a segment distance from the root edge of this insulating sleeve, the apical margin of these a plurality of deep-slotted chip breakers can be replaced the top at those projections, and these a plurality of clipping blocks can fasten in these a plurality of grooves.
4. the bulb type LED light fixture with radiator structure according to claim 1 is characterized in that this heat radiation ring plate is positioned at the end face of these a plurality of fins, and this heat radiation ring plate only covers these a plurality of fins of part.
5. the bulb type LED light fixture with radiator structure according to claim 4 is characterized in that respectively this fin forms a fluting between this heat radiation ring plate and this hollow ring tube, so that have only part to link to each other between this fin and this hollow ring tube.
6. the bulb type LED light fixture with radiator structure according to claim 5 is characterized in that this fluting is a V-type groove.
7. the bulb type LED light fixture with radiator structure according to claim 1 is characterized in that, this heat radiation ring plate and these a plurality of fins structure that is formed in one.
8. the bulb type LED light fixture with radiator structure according to claim 1 is characterized in that, this heat radiation ring plate and these a plurality of fins are for separating setting.
9. the bulb type LED light fixture with radiator structure according to claim 8, it is characterized in that, the inwall of this heat radiation ring plate is to should a plurality of fins and form a plurality of grooves, and the outer rim of these a plurality of fins wears this a plurality of grooves respectively, and ring plate was connected on these a plurality of fins dispelling the heat.
10. the bulb type LED light fixture with radiator structure according to claim 9 is characterized in that, respectively this groove is formed by two fins that are provided with at interval.
11. the bulb type LED light fixture with radiator structure according to claim 1 is characterized in that, this hollow ring tube is made up of the tube sheet that a plurality of intervals are provided with, and these a plurality of sheet circular array.
CN2011200754833U 2011-03-18 2011-03-18 Bulb type light emitting diode (LED) lamp with heat radiation structure Expired - Fee Related CN201944634U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200754833U CN201944634U (en) 2011-03-18 2011-03-18 Bulb type light emitting diode (LED) lamp with heat radiation structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200754833U CN201944634U (en) 2011-03-18 2011-03-18 Bulb type light emitting diode (LED) lamp with heat radiation structure

Publications (1)

Publication Number Publication Date
CN201944634U true CN201944634U (en) 2011-08-24

Family

ID=44471976

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011200754833U Expired - Fee Related CN201944634U (en) 2011-03-18 2011-03-18 Bulb type light emitting diode (LED) lamp with heat radiation structure

Country Status (1)

Country Link
CN (1) CN201944634U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103032855A (en) * 2011-09-30 2013-04-10 隆达电子股份有限公司 Light source cooling device and cooling method thereof
CN103453335A (en) * 2012-05-30 2013-12-18 深圳市万家照明有限公司 Lamp body and light-emitting diode (LED) bulb
CN103672526A (en) * 2013-12-30 2014-03-26 蔡干强 Bulb with good heat dissipating effect
CN104482436A (en) * 2014-12-12 2015-04-01 路永年 LED (light emitting diode) bulb lamp

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103032855A (en) * 2011-09-30 2013-04-10 隆达电子股份有限公司 Light source cooling device and cooling method thereof
CN103032855B (en) * 2011-09-30 2015-05-20 隆达电子股份有限公司 Light source cooling device and cooling method thereof
CN103453335A (en) * 2012-05-30 2013-12-18 深圳市万家照明有限公司 Lamp body and light-emitting diode (LED) bulb
CN103672526A (en) * 2013-12-30 2014-03-26 蔡干强 Bulb with good heat dissipating effect
CN103672526B (en) * 2013-12-30 2016-05-04 蔡干强 A kind of bulb of good heat dissipation effect
CN104482436A (en) * 2014-12-12 2015-04-01 路永年 LED (light emitting diode) bulb lamp

Similar Documents

Publication Publication Date Title
CN203240337U (en) LED fluorescent lamp
CN103512012B (en) LED lamp heat sink
TWM458519U (en) Omni-directional projection LED heat dissipation holder and heat dissipating module thereof
CN102313180A (en) Light emitting diode (LED) lamp with active heat radiation function
CN103335254B (en) LED light source module and LED street lamp thereof
CN201944634U (en) Bulb type light emitting diode (LED) lamp with heat radiation structure
CN103104870A (en) Light-emitting diode (LED) floodlight
CN203099761U (en) Light bar module of light-emitting diode (LED) floodlight and light bar module radiator sectional bars
CN202328091U (en) Lamp housing type heat radiator and LED (Light-Emitting Diode) lighting device
CN102853295B (en) Down lamp capable of dissipating heat through convection of inner passage and outer passage
CN202733538U (en) Light-emitting diode (LED) lamp with high power
CN203099541U (en) Light-emitting diode (LED) floodlight
CN202228978U (en) LED (light emitting diode) lamp with initiative heat dissipation function
CN202598456U (en) Radiator used for light-emitting diodes (LEDs)
CN203907552U (en) Lamp heat sink and LED mining lamp
CN105003868A (en) LED streetlamp module
CN102748611B (en) Light-emitting diode (LED) lamp
CN205090350U (en) LED ball bubble heat radiation structure
CN203628584U (en) Light emitting diode (LED) lamp radiator and LED lamp provided with LED radiator
CN103629578B (en) A kind of LEDbulb lamp
CN203176869U (en) Convection heat dissipation type LED lamp
CN102954386A (en) Radiating LED (Light Emitting Diode) module and LED down lamp
CN203099407U (en) Light-emitting diode (LED) lamp with improved structure
CN203628354U (en) Full-optical angle bulb lamp
CN203215630U (en) Heat radiating structure of streetlamp

Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110824

Termination date: 20170318

CF01 Termination of patent right due to non-payment of annual fee