CN202927548U - Radiator for LED bulb lamp and LED bulb lamp applying radiator - Google Patents
Radiator for LED bulb lamp and LED bulb lamp applying radiator Download PDFInfo
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- CN202927548U CN202927548U CN2012205739228U CN201220573922U CN202927548U CN 202927548 U CN202927548 U CN 202927548U CN 2012205739228 U CN2012205739228 U CN 2012205739228U CN 201220573922 U CN201220573922 U CN 201220573922U CN 202927548 U CN202927548 U CN 202927548U
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- dissipating housing
- radiator
- heat dissipating
- led bulb
- lamp
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Abstract
The utility model relates to a radiator for an LED (light emitting diode) bulb lamp and the LED bulb lamp applying the radiator, and belongs to the technical field of radiators for LED bulb lamps. The radiator for the LED bulb lamp comprises a radiating cover, wherein both the internal surface and the external surface of the radiating cover are trumpet-shaped; a plurality of grooves in an axial direction are formed in the internal surface of the radiating cover; and radiating fins are convexly formed at the parts of the external surface of the radiating cover, corresponding to the grooves in the internal surface of the radiating cover. The grooves and the radiating fins increase the internal and external surface areas of the radiating cover effectively, so that the radiating efficiency of the radiating cover is improved. The LED bulb lamp comprises a lamp head, the radiating cover, an insulating component, an LED lamp, a heat-conducting circuit board, a lampshade and the like, wherein the radiating cover can serve as an external cover, and is insulated from the lamp head through the insulating component; in this case, the use safety is ensured; a structure is simplified; and the cost of the LED bulb lamp is lowered.
Description
Technical field
The utility model relates to a kind of LED bulb lamp with radiator and the LED bulb lamp of using described radiator,, belong to the LED bulb lamp and use the heat sink technology field.
Background technology
Along with the development of science and technology, the LED lamp relies on luminance high, and low power consumption does not need high pressure, and the advantages such as security height have replaced traditional high-pressure mercury lamp gradually, are widely used in various lighting fields.The LED lamp adopts emitting semiconductor to make, and can produce amount of heat when luminous, and the high temperature more than 120 ℃ can have a strong impact on brightness and the service life of LED lamp, also can affect the service life of the circuit board that is attached thereto.For this reason, the heat dissipation technology of LED lamp is difficult point and the focus of LED lamp research and development always.When being some large area illuminations, the power of LED lamp is increasing, and along with the increase of LED lamp power, the heat that the LED lamp produces is more, and it is more urgent that quick heat radiating becomes.
Chinese patent literature CN 102644871A discloses a kind of LED bulb lamp of casing insulation hollow out heat dissipation design, specifically disclose a kind of lamp holder that comprises, the LED bulb lamp of lampshade and LED lamp, the trumpet type outer cover made from insulating materials is internally connected with radiator, the concrete structure of its radiator is: the inner surface at hollow cylinder circumferentially is evenly equipped with the ventilation slot that axially arranges more than two, the outer surface of hollow cylinder circumferentially is evenly equipped with the radiating fin of axial setting, the outer face of radiating fin radially once stretches out to the other end by one and forms the outline of trumpet type, heat dissipation channel between adjacent two radiating fins of radiator is corresponding with the bar hole on outer cover, formed the straight-through heat dissipation channel of inside and outside convection current, simultaneously the ventilation slot on the radiator inner surface is communicated with heat dissipation channel between adjacent two radiating fins by the cannelure of outer cover upper end, is convenient to the heat in the radiator centre bore is externally transmitted heat radiation.But its radiator inner surface is cylindric, is formed with four ventilation slots at the inner surface of cylinder, makes the area of dissipation of radiator inner surface little; The radiating fin of radiator is solid simultaneously, and not only the raw material use amount is large but also area of dissipation is smaller, and these all have influence on radiating efficiency, and then reduces luminous efficiency and the service life of LED bulb lamp; In addition, the insulation of this LED bulb lamp need to realize by the outer cover of the outer hollow out of radiator, and caused the ball modulated structure complicated, manufacturing process is more complicated also, assembles loaded down with trivial detailsly, makes manufacturing cost high.
The utility model content
Technical problem to be solved in the utility model be in prior art the LED bulb lamp with the low technical problem of the little radiating efficiency that causes of area of dissipation of radiator, thereby provide the high LED bulb lamp of a kind of radiating efficiency with radiator and the LED bulb lamp of using it.
For solving the problems of the technologies described above, the utility model is achieved through the following technical solutions:
A kind of LED bulb lamp radiator comprises heat dissipating housing, and the inner surface of described heat dissipating housing and outer surface are horn-like, and forms a plurality of grooves that arrange vertically on the inner surface of heat dissipating housing; Position at the outer surface of the corresponding described heat dissipating housing of groove of described heat dissipating housing inner surface convexes to form radiating fin.
Described LED bulb lamp is hyperboloid of one sheet shape with the outer edge surface of radiator heat-dissipation fin.
Described LED bulb lamp extends to large openend with the radiator groove from the little openend of described heat dissipating housing.
Described LED bulb lamp is all identical with the size and shape of radiator groove.
Described LED bulb lamp covers on radiator heat-dissipation and along the circumferential direction is arranged at intervals with some top portion ventilation holes near its little openend; Described heat dissipating housing along the circumferential direction is arranged at intervals with some bottom vents near its large openend.
Described LED bulb lamp also comprises the heat conduction tubular gusset that is placed in described heat dissipating housing inside and is connected with described heat dissipating housing with radiator, described heat conduction uses the external diameter of tubular gusset less than the internal diameter of the little open end of described heat dissipating housing; Described heat conduction is provided with a ring shape outer lug near its openend with the tubular gusset, the external diameter that described annular outer rises is less than the internal diameter of the large open end of described heat dissipating housing and greater than the internal diameter of the little open end of described heat dissipating housing; Described heat conduction touch with the inner bottom surface that the annular outer of tubular gusset rises with the little openend of described heat dissipating housing, and the part that described heat conduction is exposed the little openend of heat dissipating housing with the described openend of the tubular gusset pressing of turning up is riveted on the outer surface of the little openend of described heat dissipating housing.
A kind of LED bulb lamp comprises lamp holder, LED lamp, radiator and lampshade, and described radiator comprises heat dissipating housing; Described LED bulb lamp also comprises the insulating element that is connected with radiator; The upper end of described insulating element is connected with the lower end of lamp holder, and the lower end of described insulating element is fixedly connected with heat-conduction circuit board; Described LED lamp is installed on described heat-conduction circuit board; The described large openend of the described heat dissipating housing of described radiator is connected with described lampshade; The end that described radiator is relative with the described large openend of described heat dissipating housing is fixedly connected with described insulating element near described lamp holder; Described lamp holder is electrically connected to described heat-conduction circuit board.
A kind of LED bulb lamp comprises lamp holder, LED lamp, radiator and lampshade, and described radiator comprises heat dissipating housing and is arranged on the heat conduction tubular gusset of described heat dissipating housing inside; Described heat conduction is with the connection insulating element is set in the tubular gusset; The upper end of described insulating element is connected with the lower end of lamp holder, and the lower end of described insulating element is fixedly connected with heat-conduction circuit board by the blind end of described heat conduction with the tubular gusset; Described LED lamp is installed on described heat-conduction circuit board; The described large openend of the described heat dissipating housing of described radiator is connected with described lampshade; The end that described radiator is relative with the described large openend of described heat dissipating housing is fixedly connected with described insulating element near described lamp holder; Described lamp holder is electrically connected to described heat-conduction circuit board.
Be electrically connected to by a transformer between the described lamp holder of described LED bulb lamp and described heat-conduction circuit board.
The insulating element of described LED bulb lamp and described lamp holder lower end are beaten and mouthful are connected via making a mouthful machine.
The lower end of described LED bulb lamp insulating element is connected with heat-conduction circuit board by screw.
The large openend of described LED bulb lamp heat dissipating housing and described lampshade are beaten and mouthful are connected by making a mouthful machine.
The side of described LED bulb lamp heat-conduction circuit board does not contact with the inner surface of described heat dissipating housing; Described bottom vents and the hole cooperation of described top portion ventilation are taken the heat that heat-conduction circuit board sends out of described LED bulb lamp.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) LED bulb lamp described in the utility model is horn-like with the inner surface of heat dissipating housing, and forms a plurality of grooves that arrange vertically, has effectively increased the internal surface area of heat dissipating housing; Position at the outer surface of the corresponding described heat dissipating housing of groove of described heat dissipating housing inner surface convexes to form hollow radiating fin, has effectively increased the external surface area of radiator, and then has improved the radiating efficiency of heat dissipating housing.
(2) heat dissipating housing apart from along the circumferential direction being respectively arranged with some air vents near its large openend and little openend, forms convection current, and then improves radiating rate, accelerates heat radiation; And, no matter described heat dissipating housing horizontal positioned is still vertically placed, the air vent of the large openend of heat dissipating housing and little openend all can be because the difference in height on vertical direction forms convection current, quickly heat is shed, guarantee that described radiator vertically arranging and be horizontally disposed with Shi Junneng formation convection current, has good radiating effect.
(3) the radiating fin outer edge surface of spreader surface described in the utility model adopts hyperboloid of one sheet shape, helps the bottom air upwards to flow, and makes cross-ventilation accelerate, and radiating efficiency improves; Simultaneously, can strengthen the intensity of radiator.
(4) LED bulb lamp described in the utility model comprises lamp holder, heat dissipating housing, and insulating element, the LED lamp, heat-conduction circuit board, the parts such as lampshade, heat dissipating housing can be used as outer cover simultaneously, by insulating element and lamp holder insulation; So not only guarantee use safety, and simplified structure; Make LED bulb lamp cost.
Description of drawings
For content of the present utility model is more likely to be clearly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein,
Fig. 1 is the structural representation of LED bulb lamp described in the utility model;
Fig. 2 is the profile that LED bulb lamp described in the utility model is used radiator;
Fig. 3 is the profile that LED bulb lamp described in the utility model is used heat dissipating housing;
Fig. 4 is the heat conduction tubular gusset that LED bulb lamp described in the utility model is used radiator;
Fig. 5 is LED bulb lamp radiator top view described in the utility model;
Fig. 6 is the manufacture method flow chart that the described LED bulb lamp of the utility model preferred embodiment is used radiator.
In figure, Reference numeral is expressed as: 1-lamp holder, 2-LED lamp, 31-heat dissipating housing, 32-heat conduction tubular gusset, 311-groove, 312-radiating fin, the 321-annular outer rises, 4-lampshade, 5-insulating element, the 6-heat-conduction circuit board, 7-bottom vents, 8-top portion ventilation hole, the 9-screw, first dozen of mouth of 10-, second dozen of mouth of 11-, 12-transformer.
The specific embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-7.In describing below of the present utility model, for for purpose of brevity, alleged " on " be the direction towards the lamp holder of LED bulb lamp, alleged D score is the direction towards lampshade.
As a kind of LED bulb lamp of a preferred embodiment of the utility model, specifically shown in Figure 1, comprising: lamp holder 1, LED lamp 2, radiator, lampshade 4, insulating element 5 and heat-conduction circuit board 6.Described insulating element 5 comprises superposed hollow column and is positioned at described column bottom away from two cylinders at described column edge, and the lower end of the upper end of described insulating element 5 and lamp holder 1 is formed on the circumferential 10 dozens of mouths of first dozen of mouth in insulating element 5 upper ends and is connected by beating mouth machine interval; Described radiator integral is shaped as tubaeform, further comprises heat dissipating housing 31 and heat conduction with tubular gusset 32, and is specifically shown in Figure 2; Form 16 identical grooves 311 that arrange vertically on the inner surface of described heat dissipating housing 31, specifically shown in Figure 3; Position at the outer surface of 16 corresponding described heat dissipating housings 31 of groove 311 of described heat dissipating housing 31 inner surfaces convexes to form 16 radiating fins 312; Described groove 311 and described radiating fin 312 all extend to large openend from the little openend of described heat dissipating housing 31, and wherein, the quantity of described groove 311 and radiating fin 312 can be determined according to actual needs; The outer edge surface of each described radiating fin 312 is hyperboloid of one sheet shape, so not only is conducive to distributing of heat, and can improve the intensity of radiator; Described heat dissipating housing 31 along the circumferential direction is arranged at intervals with some top portion ventilation hole 8 near its little openend; Described heat dissipating housing 31 along the circumferential direction is arranged at intervals with some bottom vents 7 near its large openend.Described heat conduction uses the external diameter of tubular gusset 32 less than the internal diameter of the little open end of described heat dissipating housing, be provided with a ring shape outer lug 321 near the openend of described heat conduction with tubular gusset 32, described annular outer plays 321 external diameter less than the internal diameter of described heat dissipating housing 31 large open end and greater than the internal diameter of described heat dissipating housing 31 little open end, described heat conduction uses the external diameter of tubular gusset 32 less than the internal diameter of described heat dissipating housing 31 little open end, and is specifically shown in Figure 4; Described heat conduction touch with the inner bottom surface that the annular outer of tubular gusset rises with the little openend of described heat dissipating housing, and the part that described heat conduction is exposed the little openend of heat dissipating housing with the described openend of the tubular gusset pressing of turning up is riveted on the outer surface of the little openend of described heat dissipating housing.Wherein, described heat conduction is mainly used in LED lamp 2 and heat conduction are conducted with the heat that circuit board 6 produces with tubular gusset 32, for guaranteeing enough heat-conducting areas, general increase along with LED lamp 2 quantity, the heat conduction corresponding increase of size of tubular gusset 32.
Described LED bulb lamp props up the lower surface of described insulating element 5 the above column with the upper end of radiator.
Heat-conduction circuit board 6 is placed in described heat conduction with tubular gusset 32 bottoms, and described heat-conduction circuit board 6 and described heat conduction are fixedly connected with by the lower end of screw 9 with insulating element 5 together with tubular gusset 32;
Lampshade 4 is formed on the circumferential second dozen of mouth 11 in described heat dissipating housing 31 bottoms and realizes being connected by beating mouthful machine interval with the large openend of described heat dissipating housing 31;
During described LED bulb lamp work, at first the heat that described LED lamp 2 produces conducts to described heat-conduction circuit board 6, described heat-conduction circuit board 6 is delivered to described heat conduction tubular gusset 32 by the mode of conduction with heat again, thereby be delivered to described heat dissipating housing 31, by described radiating fin 312 with dissipation of heat in air; Simultaneously, cold air can enter from the bottom vents 7 of described heat dissipating housing 31 large openends in described LED bulb lamp, and then the top portion ventilation hole 8 from described heat dissipating housing 31 little openends sheds, thereby forms cross-ventilation, heat radiation better; In addition, the part heat that described LED lamp 2 produces can be dispersed in the radiator inner air by air transmitted to heat dissipating housing 31 by radiation again, then is dispersed in air by radiating fin 312; Like this, described LED bulb lamp utilization conduction, three kinds of modes of convection current and radiation are dispelled the heat, and have improved radiating efficiency, greatly reduce the operating ambient temperature of described LED lamp 2, thereby extend its life-span.
To sum up, the inner surface of described heat dissipating housing 31 is horn-like, and forms a plurality of grooves 311 that arrange vertically; The groove 311 of described heat dissipating housing 31 inner surfaces forms hollow radiating fin 312 in the convex outer surfaces of heat dissipating housing 31.Above-mentioned feature can increase the surface area of radiator, improves radiating efficiency; Simultaneously, along the circumferential direction be respectively arranged with some air vents near described heat dissipating housing 31 large openends and little openend, form convection current, and then improve radiating rate, accelerate heat radiation; And no matter described heat dissipating housing 31 horizontal positioned are still vertically placed, and the air vent of heat dissipating housing 31 large openends and little openend all can because the difference in height on vertical direction forms convection current, shed heat quickly.
Described LED bulb lamp no longer needs to insulate by plastic housing, has simplified production technology, has improved simultaneously radiating efficiency; Utilize simultaneously puncher to beat the method that cause for gossip now connects and avoided use adhesive bonding connection, easy to operate.
Simultaneously, provide the manufacture method of heat dissipating housing 31 described in a kind of above-described embodiment, specifically comprise the steps:
S11: utilize the material punching mould tool that the sheet metal blanking is disk; Then in described metal disk centre punching, go out simultaneously a circle aperture as top portion ventilation hole 8 near the concentric circles described metal disk center, obtain the metal ring plate with top portion ventilation hole 8;
S12: make diel, described diel comprises punch and die, is provided with compacting heat dissipating housing 31 inner surface recesses 311 flanges used on the punch outer surface, be provided with on the die inner surface with punch on the corresponding groove 311 of flange; Form the punching press cavity of the blank of described heat dissipating housing after described punch and die fasten, described punching press cavity is horn-like; The outer edge surface of described flange is hyperboloid of one sheet shape;
S13: described metal ring plate is placed on described die, and described punch and described die coordinate, and described metal ring plate is carried out the punching press drawing and moulding;
S14: the demoulding namely obtains described heat dissipating housing blank;
S15: the waste material of the large openend of described heat dissipating housing blank is washed out, then the large openend of described heat dissipating housing blank is carried out flange; Go out a circle aperture as bottom vents 7 on described flange, obtain described heat dissipating housing 31.
The manufacture method of described radiator also comprises the steps:
S21: utilize the material punching mould tool that the sheet metal blanking is disk;
S22: utilize drawing die that described metal disk is repeatedly drawn, form the heat conduction tubular gusset blank of an end opening;
Near near S23: described heat conduction is carried out spinning from its inside with tubular gusset blank its openend, form a ring shape outer lug its opening, obtain heat conduction tubular gusset;
S24: described heat conduction is used the described openend of tubular gusset 32 from the large openend insertion of described heat dissipating housing 31, and expose from the hole of described heat dissipating housing 31 little openends, make the inner bottom surface of described heat dissipating housing 31 little openends and described heat conduction play 321 with the annular outer of tubular gusset 32 and touch; The heat conduction of described insertion heat dissipating housing 31 is placed in diameter with tubular gusset 32 equals described heat conduction with tubular gusset 32 external diameters, rise with tubular gusset annular outer less than heat conduction in the counterdie nib of 321 external diameter, and play 321 by described annular outer and support; It is thick that described heat conduction is exposed half material of the little openend of heat dissipating housing 31 with tubular gusset 31;
S25: descending by described mold, the heat conduction of described insertion heat dissipating housing 31 is carried out mold pressing with the described openend of tubular gusset 32, play 321 with described annular outer and coordinate the little open end that it is riveted on described heat dissipating housing 31.
As the distortion of above-described embodiment, described radiator also can include only 31 1 parts of heat dissipating housing, and this moment, the described insulating element 5 of described LED bulb lamp directly was connected with described heat dissipating housing 31 by modes such as gluing knots; Described heat-conduction circuit board 6 is placed in described insulating element 5 bottoms, is fixedly connected with by the lower end of screw 9 with described insulating element 5; Described transformer 12 is fixed on two cylinders of described insulating element 5; During the work of described LED bulb lamp, the heat radiation that described LED lamp 2 produces in the radiator inner air again by air transmitted to described heat dissipating housing 31, then be dispersed in air by described radiating fin 312; The simultaneously convection current that forms of described bottom vents 7 and described top portion ventilation hole 8 with dissipation of heat in the extraneous air of described radiator; The heat that described in this embodiment, LED lamp 2 produces only distributes in air by the mode of radiation and convection current, and the speed of radiation will be well below the heat transmission of metal, thereby causes the reduction of radiating efficiency.
As the distortion of above-described embodiment, described transformer 12 also can be placed in outside described LED bulb lamp, after electric current first passes through described transformer 12, then is connected with described LED bulb lamp; Other can realize the purpose of this utility model equally with above-mentioned embodiment, belongs to protection domain of the present utility model.
Distortion as above-described embodiment; the radiating fin 312 of described radiator outer surface also can be shaped to 24, can certainly be shaped to more or less radiating fin 312, and other is with above-mentioned embodiment; can realize the purpose of this utility model equally, belong to protection domain of the present utility model.
As second embodiment of the present utility model; radiating fin 312 outer edge surfaces of described radiator outer surface also can be flat shape; so also can increase area of dissipation; but the relative hyperboloid of one sheet of radiating effect is relatively poor; other is with above-mentioned embodiment; can realize the purpose of this utility model equally, belong to protection domain of the present utility model.
As the 3rd embodiment of the present utility model; the large open end of described radiator does not along the circumferential direction arrange bottom vents 7; correspondingly little open end does not along the circumferential direction arrange top portion ventilation hole 8; other is with above-mentioned embodiment; can realize the purpose of this utility model equally, belong to protection domain of the present utility model.But the present embodiment can not form convection current because air vent is not set in the LED bulb lamp, thereby causes LED bulb lamp radiating efficiency to reduce.
Distortion as above-described embodiment; on heat dissipating housing 31 inner surfaces of a described radiator, the shape of a plurality of described grooves 311 can be different, and perhaps part is identical, and other is with above-mentioned embodiment; can realize the purpose of this utility model equally, belong to protection domain of the present utility model.
Distortion as above-described embodiment; described groove 311 also can only distribute on table in the part of described radiator; be radiating fin 312 only distribute described radiator part in appearance; rather than from its little openend to large openend continuous distributed; other is with above-mentioned embodiment; can realize the purpose of this utility model equally, belong to protection domain of the present utility model.
Obviously, above-described embodiment is only for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (13)
1. a LED bulb lamp radiator, is characterized in that, comprises heat dissipating housing (31), and the inner surface of described heat dissipating housing (31) and outer surface are horn-like, and form a plurality of grooves (311) that arrange vertically on the inner surface of heat dissipating housing (31); Position at the outer surface of the corresponding described heat dissipating housing of groove (311) (31) of described heat dissipating housing (31) inner surface convexes to form radiating fin (312).
2. LED bulb lamp radiator according to claim 1, is characterized in that, the outer edge surface of described radiating fin (312) is hyperboloid of one sheet shape.
3. LED bulb lamp radiator according to claim 1 and 2, is characterized in that, described groove (311) extends to large openend from the little openend of described heat dissipating housing (31).
4. arbitrary described LED bulb lamp radiator according to claim 1 and 2, is characterized in that, the size and shape of described groove (311) is all identical.
5. arbitrary described LED bulb lamp radiator according to claim 1 and 2, is characterized in that, described heat dissipating housing (31) along the circumferential direction is arranged at intervals with some top portion ventilation holes (8) near its little openend; Described heat dissipating housing (31) along the circumferential direction is arranged at intervals with some bottom vents (7) near its large openend.
6. LED bulb lamp radiator according to claim 5, it is characterized in that, also comprise being placed in the heat conduction tubular gusset (32) that described heat dissipating housing (31) is inner and be connected with described heat dissipating housing (31), described heat conduction uses the external diameter of tubular gusset (32) less than the internal diameter of the little open end of described heat dissipating housing (31); Described heat conduction is provided with a ring shape outer lug (321) with tubular gusset (32) near its openend, the external diameter that described annular outer plays (321) is less than the internal diameter of the large open end of described heat dissipating housing (31) and greater than the internal diameter of the little open end of described heat dissipating housing (31); Described heat conduction touch with the inner bottom surface that the annular outer of tubular gusset (32) plays (321) and the little openend of described heat dissipating housing (31), and the part that described heat conduction is exposed the little openend of heat dissipating housing (31) with the described openend of tubular gusset (32) pressing of turning up is riveted on the outer surface of the little openend of described heat dissipating housing (31).
7. a LED bulb lamp, comprise lamp holder (1), LED lamp (2), radiator and lampshade (4), it is characterized in that, described radiator is radiator claimed in claim 5; Described LED bulb lamp also comprises the insulating element (5) that is connected with radiator; The upper end of described insulating element (5) is connected with the lower end of lamp holder (1), and the lower end of described insulating element (5) is fixedly connected with heat-conduction circuit board (); Described LED lamp (2) is installed on described heat-conduction circuit board (6); The described large openend of the described heat dissipating housing (31) of described radiator is connected with described lampshade (4); The end that described radiator is relative with the described large openend of described heat dissipating housing (31) is fixedly connected with described insulating element (5) near described lamp holder (1); Described lamp holder (1) is electrically connected to described heat-conduction circuit board (6).
8. a LED bulb lamp, comprise lamp holder (1), LED lamp (2), radiator and lampshade (4), it is characterized in that, described radiator is radiator claimed in claim 6; Described heat conduction connects insulating element (5) with arranging in tubular gusset (32); The upper end of described insulating element (5) is connected with the lower end of lamp holder (1), and the lower end of described insulating element (5) is fixedly connected with heat-conduction circuit board (6) by the bottom of described heat conduction with tubular gusset (32); Described LED lamp (2) is installed on described heat-conduction circuit board (6); The described large openend of the described heat dissipating housing (31) of described radiator is connected with described lampshade (4); The end that described radiator is relative with the described large openend of described heat dissipating housing (31) is fixedly connected with described insulating element (5) near described lamp holder (1); Described lamp holder (1) is electrically connected to described heat-conduction circuit board (6).
9. according to claim 7 or 8 described LED bulb lamps, is characterized in that, is electrically connected to by a transformer (12) between described lamp holder (1) and described heat-conduction circuit board (6).
10. according to claim 7 or 8 arbitrary described LED bulb lamps, is characterized in that, described insulating element (5) and described lamp holder (1) lower end are beaten and mouthful are connected via making a mouthful machine.
11. according to claim 7 or 8 arbitrary described LED bulb lamps is characterized in that, the lower end of described insulating element (5) is connected with heat-conduction circuit board (6) by screw (9).
12. according to claim 7 or 8 arbitrary described LED bulb lamps is characterized in that, the large openend of described heat dissipating housing (31) and described lampshade (4) are beaten and mouthful are connected by making a mouthful machine.
13. according to claim 7 or 8 arbitrary described LED bulb lamps is characterized in that the side of described heat-conduction circuit board (6) does not contact with the inner surface of described heat dissipating housing (31); Described bottom vents (7) and described top portion ventilation hole (8) coordinate the heat that heat-conduction circuit board (6) is sent to take described LED bulb lamp out of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205739228U CN202927548U (en) | 2012-11-02 | 2012-11-02 | Radiator for LED bulb lamp and LED bulb lamp applying radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205739228U CN202927548U (en) | 2012-11-02 | 2012-11-02 | Radiator for LED bulb lamp and LED bulb lamp applying radiator |
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| Publication Number | Publication Date |
|---|---|
| CN202927548U true CN202927548U (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205739228U Expired - Fee Related CN202927548U (en) | 2012-11-02 | 2012-11-02 | Radiator for LED bulb lamp and LED bulb lamp applying radiator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913797A (en) * | 2012-11-02 | 2013-02-06 | 边树仁 | Radiator for light-emitting diode (LED) bulb lamp, manufacturing method of radiator and LED bulb lamp using radiator |
-
2012
- 2012-11-02 CN CN2012205739228U patent/CN202927548U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913797A (en) * | 2012-11-02 | 2013-02-06 | 边树仁 | Radiator for light-emitting diode (LED) bulb lamp, manufacturing method of radiator and LED bulb lamp using radiator |
| CN102913797B (en) * | 2012-11-02 | 2014-11-26 | 边树仁 | Radiator for light-emitting diode (LED) bulb lamp, manufacturing method of radiator and LED bulb lamp using radiator |
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