CN203595073U - Omnidirectional LED globular bulb - Google Patents
Omnidirectional LED globular bulb Download PDFInfo
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- CN203595073U CN203595073U CN201320513710.5U CN201320513710U CN203595073U CN 203595073 U CN203595073 U CN 203595073U CN 201320513710 U CN201320513710 U CN 201320513710U CN 203595073 U CN203595073 U CN 203595073U
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- lampshade
- pedestal
- substrate
- bulb lamp
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Abstract
The utility model belongs to the technical field of lighting and discloses an omnidirectional LED globular bulb. The omnidirectional LED globular bulb comprises a bulb holder, a base, a lampshade, and an LED light source, wherein the base is internally provided with a driving power supply of the LED light source; the lampshade is formed by at least two parts of light-transmitting shade bodies; the LED light source is arranged above the base; the LED light source comprises LED luminous bodies arranged on two faces of a substrate respectively; and one part of the projection face of the substrate in the longitudinal direction is located at the outer part of the projection face of the base in the same direction. As the lampshade of the LED globular bulb is designed in a split way, the size constraint of the inner diameter of the lower end of the lampshade, the largest diameter of the base and the diameter of the substrate in the prior LED globular bulb can be broken, and the problem that the size of the substrate is limited by the interface of the lower end of the lampshade can be effectively solved.
Description
Technical field
The utility model belongs to lighting technical field, relates to LED lighting engineering, relates in particular to a kind of LED bulb lamp.
Background technology
At present, the lighting being widely used remains self-ballasted fluorescent lamp (being commonly called as electricity-saving lamp), and it has the features such as light efficiency is high, light emitting anger is large, energy-conservation, enjoys user's approval.But its life-span is relatively short, the replacing of light fixture is with operational trouble to user on the one hand, and light fixture is changed the cost that has also increased user on the other hand, and for this reason, people are finding the life-span substitute products longer than service life of energy-saving lamp always.
Under above-mentioned background, LED lighting product arises at the historic moment, and wherein, shape and use habit are close to the LED bulb lamp of conventional incandescent, and market prospects are the best.On market, existing its structure of LED bulb lamp product generally as shown in Figure 1, 2, main lampshade, the LED light source etc. of being made up of lamp holder, pedestal, light transmissive material forms, wherein lamp holder is assemblied in pedestal lower end, in pedestal, be set to the driving power of LED light source power supply, the illuminator of LED light source is arranged on substrate, and substrate is assemblied in pedestal upper end.Lampshade lower ending opening and pedestal are mounted with, and LED light source is covered in to inside.
Based on this structural design, in order to guarantee the assembling of lampshade and substrate, substrate diameter must be less than the bore (otherwise substrate cannot pack lampshade into) of lampshade lower ending opening, and the maximum gauge of pedestal must be greater than and at least equals lampshade lower ending opening (otherwise pedestal and lampshade cannot assemble).Because the pedestal that end face is larger than substrate, gear, at substrate rear (lamp holder direction), has blocked the light that (to lamp holder direction) irradiates backward, so existing LED bulb lamp lighting angle is all less, even some is less than 180 °, exists very large illumination dead angle.
In addition, size of substrate is restricted, to LED light source, heat radiation brings certain negative effect, for this reason, the pedestal of existing LED bulb lamp generally comprises specially designed radiator structure, and this radiator portion generally all designs to obtain very large (much larger than lamp holder), to increase radiating effect, the complexity that this has not only increased base construction, has improved pedestal cost, has more strengthened illumination dead angle.Each developed country is all making great efforts to break through this technical bottleneck for this reason.
The technical problem that has illumination dead angle for LED bulb lamp, has two kinds of improvement schemes at present:
Scheme one: in bulb lamp design, a light-guiding pillar is set above aluminium base, the light that LED light source is sent, after reflection and refraction by light-guiding pillar, rearward penetrates, and then increase the lighting angle of bulb lamp;
Scheme two: improve LED light source, by integrated LED illuminator, light source is made to strip, along axis setting, to increase the distance of LED light source to pedestal, and then the lighting angle of increase bulb lamp, this type of bulb lamp lampshades that are similar to flare shape that adopt, are commonly called as candle lamp more on market.
Above-mentioned two schemes, has all increased lighting angle than original product, respectively has its pluses and minuses.But their power has limitation, the bulb lamp in scheme one, because aluminium base is arranged on pedestal upper end by it, cross-sectional area is limited, in order to meet its heat radiation and profile feature, increase product power, overall product volume be must strengthen thereupon, product aesthetics and relevance grade reduced.And scheme two, after increased power, its heat dissipation problem is restricting its development too, and general power is in 7W left and right.
Summary of the invention
The purpose of this utility model is for the larger problem in the existing illumination of present LED bulb lamp dead angle, from improving ball bulb lamp structure design angle, propose a kind of technology that increases LED bulb lamp lighting angle, make full use of this technology, even can realize full angle illumination.
For achieving the above object, the utility model proposes a kind of split type LED bulb lamp lampshade, comprise lampshade main body and lower end for the interface of pedestal assembling, it is characterized in that, described lampshade is made up of two parts printing opacity cover body at least.
The utility model is by the lampshade of split-type design LED bulb lamp, break in existing LED bulb lamp, dimension constraint under lampshade between end interface internal diameter, pedestal maximum gauge and substrate diameter, has solved the problem of end interface restricting substrate size under lampshade effectively.By this lampshade design of breaking the normal procedure, make substrate size can be greater than the maximum gauge of pedestal, provide condition for designing larger sized substrate to improve radiating effect, also for light source avoid blocking of pedestal light is irradiated to rear provides may.Make full use of technical solutions of the utility model, can easily realize the illumination of LED bulb lamp full angle.
Based on above-mentioned Separated lampshade, the utility model also proposes a kind ofly can realize the luminous LED bulb lamp of full angle, comprises lamp holder, pedestal, lampshade, LED light source, establishes the driving power of LED light source in pedestal; It is characterized in that, described lampshade is made up of two parts printing opacity cover body at least, and described LED light source is arranged on pedestal top, and described LED light source comprises the LED illuminator that is divided into substrate two sides, and described substrate longitudinal projection face portion is positioned at pedestal outside, perspective plane in the same way.
According to the utility model such scheme, described substrate perspective plane is in a longitudinal direction as long as some is positioned at the outside of pedestal on the party perspective plane upwards, so, if position that should part perspective plane is provided with to LED illuminator at substrate, and this illuminator has the light irradiating backward, and this light irradiating backward will not blocked by pedestal.
The split design of described lampshade is to pack in lampshade in order to realize the substrate that width is greater than to lampshade lower end interface diameter.Known based on this object, no matter lampshade designs with the split of which kind of form, passes through as long as the joint opening of two parts cover body can hold substrate, can realize the utility model object.Relatively simple split design is that tangent plane is the split design of plane, and the closing line place of two parts cover body at grade.For example, along cross section split design (lampshade is along being divided into upper and lower two parts cover body perpendicular to the plane of axis), or vertical section split design (lampshade is divided into left and right two parts cover body along the plane through axis).Split type structure or similar structures that the utility model preferably designs along cross section split.A kind of lampshade of concrete crosscut Split type structure can be expressed as: described lampshade entirety is rotation body structure, formed by upper outlet body and lower cover, wherein upper outlet body upper end closed, be ball top, lower ending opening, lower cover upper and lower opening, be funnel-form, lower cover upper end open and upper outlet body body lower ending opening are connected, lower cover lower ending opening be lampshade for the interface of pedestal assembling, this lower ending opening and pedestal are assembled together.Installation for the ease of substrate in lampshade, the upper and lower cover body joint diameter of described lampshade generally should be more than or equal to the horizontal Breadth Maximum of described substrate.
Based on above-mentioned concrete Split type structure, in order to obtain larger substrate size and to facilitate the assembling of substrate, described substrate is preferably disposed on upper outlet body and lower cover joint.This preferred structure, can avoid at other position of lampshade separately for the setting of substrate designs assembly structure.Make lampshade entirety more succinctly attractive in appearance.
In order to obtain maximum substrate size, in the time that substrate is selected to be arranged at upper outlet body and lower cover joint, described upper outlet body and lower cover joint are preferably lampshade maximum gauge place, to give full play to the technique effect of scheme described in the utility model.Its advantage has two aspects: one, and substrate can be got full-size, and LED illuminator can be arranged on apart from axis farther place, can increase to a greater extent the lighting angle of LED bulb lamp.Its two, larger substrate size, can bring better radiating effect.
Described substrate can be conventional aluminium base, and in order to reduce the impact of substrate on illuminating effect, described substrate can also select transparent material to make, as the material such as glass, resin.Described lampshade can be the various rotary body shapes such as ball or oval ball on the whole.
Further, the fixing of substrate can have various ways, at least comprises by lampshade and fixes and fix two kinds by pedestal, in the time selecting to be fixed by lampshade, edge and the lampshade of substrate join, and the heat of LED illuminator is conducted to after lampshade by substrate, and lampshade can play good thermolysis.When selecting when fixing by pedestal (such as upwards drawn a pillar or support by pedestal, upper end and the substrate of pillar or support are fixed), the heat of LED illuminator can conduct to pedestal by the parts of substrate and connection substrate and pedestal, pedestal can improve the radiating effect of LED light source, and the parts of connection substrate and pedestal play heat conduction and fixing double action.Certainly,, even if select by pedestal fixing base, can make equally the edge of substrate and lampshade join, to bring into play the thermolysis of lampshade.In like manner, even if select by lampshade fixing base, also can make substrate couple together by heat-conducting connecting and substrate, to bring into play the thermolysis of pedestal.Described heat-conducting connecting can be the parts that substrate and pedestal can be connected together of the material of the employing good heat conductivity of upwards being drawn by pedestal pillar, support or its shape made.
Again further, in order to reach uniform lighting effect, the illuminator of described LED light source is suitable for being evenly arranged on substrate.At least, described LED illuminator is along being circumferentially evenly arranged on substrate.
Again further, luminous in order to reach full angle, LED illuminator has at least a part to be arranged on the maximum radius place that is greater than pedestal apart from axis (lamp holder axial line), and described LED illuminator is greater than the maximum radius of pedestal apart from axis ultimate range.
Again further, due to based on design of the present utility model, described pedestal can do littlely, and (LED light source is non-to be arranged on pedestal, therefore the size design of pedestal is without the heat radiation of considering LED light source), so, described lampshade can be by the main part cover of pedestal in the inner, makes the outward appearance of LED bulb lamp on the whole closer to traditional incandescent lamp.
Overall useful fruit can be summarized as follows LED bulb lamp described in the utility model:
1, LED light source is arranged at pedestal top, directly do not contact with pedestal, the each own relatively independent heat-dissipating space of light source and driving power, and heat-dissipating space is large separately, can complete voluntarily heat radiation, can exempt the radiator structure of existing LED bulb lamp pedestal, pedestal can do littlely, even can be also less than lamp holder, can be arranged on completely in lampshade.Make light fixture more succinct, attractive in appearance on the whole;
2, the two-sided setting of the illuminator of LED light source, can irradiate to lamp holder direction towards the illuminator light arranging on a side surface of lamp holder on substrate, can effectively reduce illumination dead angle;
3, lampshade split design, substrate size is larger than pedestal, can effectively improve radiating effect;
4,, on larger substrate, LED illuminator can be arranged on pedestal outside (in longitudinal projection's face, LED luminous body position is outside pedestal profile), further reduces the dead angle of throwing light on, and realizes full angle luminous.
Accompanying drawing explanation
Fig. 1 is existing common LED ball bulb lamp structure schematic diagram.
Fig. 2 is that the A-A of LED bulb lamp shown in Fig. 1 is to profile.
Fig. 3 is the structural representation of a kind of specific embodiments of LED bulb lamp described in the utility model.
Fig. 4 is that the B-B of LED bulb lamp shown in Fig. 3 is to profile.
Fig. 5 is the concrete arrangement schematic diagram of the one of LED illuminator.
Fig. 6 is the lighting angle demonstration schematic diagram of LED bulb lamp shown in Fig. 4.
Fig. 7 is the structural representation of the another kind of specific embodiments of LED bulb lamp described in the utility model.
Fig. 8 is the structural representation of another specific embodiments of LED bulb lamp described in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, with an instantiation, the emitting led bulb lamp of full angle described in the utility model is further explained and is illustrated.
With reference to Fig. 1,2, lampshade 1, LED light source etc. that existing LED bulb lamp is mainly made up of lamp holder 3, pedestal 2, light transmissive material form, wherein lamp holder 3 is assemblied in pedestal 2 lower ends, in pedestal 2, be set to the driving power 8 of LED light source power supply, LED light source comprises the LED illuminator 5 being arranged on substrate 4, and substrate 4 is assemblied in pedestal 2 upper ends.Lampshade 1 lower ending opening and pedestal fill 2 joins and is fixed together, and LED light source is covered in inside by lampshade 1.Due to the effect of blocking of substrate and pedestal, its lighting angle is slightly larger than 180 degree, as shown in angle P0 in Fig. 2.
With reference to Fig. 3-6, this picture group is depicted as the technical scheme based on the utility model proposes and a kind of concrete LED ball bulb lamp structure that designs, comprises lamp holder 3, pedestal 2, lampshade 1, LED light source.Described pedestal 2 is assemblied in lamp holder 3 tops, and the driving power 8 of LED light source is set in it; Lampshade entirety is rotation body structure, and lower ending opening cover fits over outside, pedestal lower end, and pedestal 2 main parts by lampshade bag in the inner.Lampshade is divided into upper outlet body 6 and lower cover 7, and upper outlet body 6 is hemispherical, upper end dome, lower ending opening; Lower cover 7 is funnel-form, the equal opening of upper and lower side, and lower cover 7 upper end open are connected with the mutual corresponding matching of upper outlet body 6 lower ending opening, the maximum gauge place that the upper and lower cover body joint of lampshade is lampshade 1.LED light source comprises two parts LED illuminator 5, sticks on respectively planar substrates 4 two sides, and LED light source is electrically connected with driving power by wire.Described substrate connects edge and is inlaid in the upper and lower cover body joint of lampshade, is fixed with upper and lower cover body seam.
In this example, the LED illuminator shape that is positioned at substrate two sides is annular, and the outer ring radius r 1 of annular is greater than pedestal maximum radius r2.Because annular LED illuminator radius is greater than pedestal radius, the light that pedestal irradiates backward to light source does not have the effect of blocking, and its lighting angle is close to being even greater than 360 degree, as shown in angle P1 in Fig. 6, figure mid point c, d, e, f, respectively corresponding diagram 4 mid point c, d, e, f.In this example, annular LED illuminator is the one being circumferentially evenly arranged, and its advantage is, illuminator is in aggregates, once pastes, stick on successively on substrate with plurality of LEDs illuminator compared with, can effectively simplify its assembling process on substrate.
With reference to Fig. 7, LED modulated structure shown in this figure is the another kind of specific embodiment of the technical scheme that the utility model proposes, and in this example, shown in the structures such as lampshade, pedestal, lamp holder and upper example, structure is basic identical.Difference is that the substrate 4 that LED illuminator 5 is set is curved-surface structure.Substrate adopts curved-surface structure, can, in the front topic of identical Breadth Maximum, obtain more high surface area, is conducive to improve the radiating effect of substrate.
With reference to Fig. 8, LED modulated structure shown in this figure is another specific embodiment of the technical scheme that the utility model proposes, and in this example, shown in the structures such as lampshade, pedestal, lamp holder and Fig. 7, structure is basic identical.Difference is that the substrate 4 that LED illuminator 5 is set comprises two, and LED illuminator is divided on the outer surface of two substrates.Can further improve radiating effect (two substrates separation of substrate, there is separately independent heat-dissipating space), in addition, in this example, the equal spherical structure of two substrates, and concave surface is oppositely arranged, form and cross in light fixture side near the light of the slow LED illuminator in limit, can effectively improve side effect of shadow.
In the utility model, for convenience, the lamp holder end of bulb lamp is defined as down, correspondingly lampshade end is defined as, and horizontal in literary composition, longitudinal etc. is with its direction of directive word all as benchmark.Conventionally LED bulb lamp outline is rotational symmetry structure, and the mentioned implication such as axle center and axis of the utility model is the symmetrical axle center rotating structure and passes through the line in this axle center, sees accompanying drawing centre line L.In the time of the non-rotating symmetrical structure of overall profile, the axle center that the implication of described axle center and axis is lamp holder and by the line in this axle center.
Technological core of the present utility model is by improving the installation site of substrate in lampshade, for arranging LED illuminator, substrate back provides condition, simultaneously, design the mode of lampshade by split, break the dimension constraint of pedestal to substrate, make to strengthen substrate size and dwindle base size simultaneously and become possibility, finally realize and increase lighting angle, improve the utility model object of radiating effect.Obviously, based on this core idea, various concrete forms of implementation all should be within the utility model protection domain.
Claims (10)
1. a full angle LED bulb lamp, comprises lamp holder, pedestal, lampshade, LED light source, establishes the driving power of LED light source in pedestal; It is characterized in that, described lampshade is made up of two parts printing opacity cover body at least, described LED light source is arranged on pedestal top, and described LED light source comprises the LED illuminator that is divided into substrate two sides, and a part for described substrate longitudinal projection face is positioned at pedestal outside, perspective plane in the same way.
2. full angle LED bulb lamp according to claim 1, is characterized in that, described lampshade entirety is rotation body structure, is made up of upper outlet body and lower cover, and the upper and lower cover body joint diameter of described lampshade is more than or equal to the horizontal Breadth Maximum of described substrate.
3. full angle LED bulb lamp according to claim 2, is characterized in that, described upper outlet body upper end closed, be ball top, lower ending opening, lower cover upper and lower opening, the upper end open of lower cover and the lower ending opening of upper outlet body are connected, and lower cover lower ending opening and pedestal are assembled together.
4. full angle LED bulb lamp according to claim 2, is characterized in that, described substrate is arranged at upper outlet body and lower cover joint.
5. full angle LED bulb lamp according to claim 2, is characterized in that, the maximum gauge place that the upper and lower cover body joint of described lampshade is lampshade.
6. full angle LED bulb lamp according to claim 1, is characterized in that, described substrate is curved-surface structure.
7. full angle LED bulb lamp according to claim 1, is characterized in that, edge and the lampshade of described substrate join.
8. full angle LED bulb lamp according to claim 1, is characterized in that, described substrate is connected with pedestal by heat-conducting connecting.
9. full angle LED bulb lamp according to claim 1, is characterized in that, described LED illuminator is greater than the maximum radius of pedestal apart from the ultimate range of axis.
10. full angle LED bulb lamp according to claim 1, is characterized in that, described substrate is that transparent material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320513710.5U CN203595073U (en) | 2013-08-22 | 2013-08-22 | Omnidirectional LED globular bulb |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320513710.5U CN203595073U (en) | 2013-08-22 | 2013-08-22 | Omnidirectional LED globular bulb |
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| CN203595073U true CN203595073U (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320513710.5U Expired - Fee Related CN203595073U (en) | 2013-08-22 | 2013-08-22 | Omnidirectional LED globular bulb |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100926A (en) * | 2013-08-22 | 2014-10-15 | 浙江雷士灯具有限公司 | Split LED (light emitting diode) bulb lamp cover and full-angle LED bulb lamp based on same |
| CN104728636A (en) * | 2015-03-06 | 2015-06-24 | 浙江生辉照明有限公司 | LED lamp |
| CN105449090A (en) * | 2014-08-22 | 2016-03-30 | 亚世达科技股份有限公司 | Light-emitting diode device and lighting lamp containing same |
| CN105715973A (en) * | 2016-02-04 | 2016-06-29 | 华侨大学 | All-plastic LED bulb lamp for enhancing convection heat radiation |
| CN106594588A (en) * | 2016-12-27 | 2017-04-26 | 浙江雷士灯具有限公司 | LED reflector lamp capable of emitting light on two sides |
| CN106641885A (en) * | 2016-12-27 | 2017-05-10 | 浙江雷士灯具有限公司 | Dual-face emission LED reflector lamp |
-
2013
- 2013-08-22 CN CN201320513710.5U patent/CN203595073U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104100926A (en) * | 2013-08-22 | 2014-10-15 | 浙江雷士灯具有限公司 | Split LED (light emitting diode) bulb lamp cover and full-angle LED bulb lamp based on same |
| CN104100926B (en) * | 2013-08-22 | 2016-08-10 | 浙江雷士灯具有限公司 | Split type LEDbulb lamp lampshade and All-directional LED bulb lamp based on this lampshade |
| CN105449090A (en) * | 2014-08-22 | 2016-03-30 | 亚世达科技股份有限公司 | Light-emitting diode device and lighting lamp containing same |
| CN104728636A (en) * | 2015-03-06 | 2015-06-24 | 浙江生辉照明有限公司 | LED lamp |
| CN105715973A (en) * | 2016-02-04 | 2016-06-29 | 华侨大学 | All-plastic LED bulb lamp for enhancing convection heat radiation |
| CN106594588A (en) * | 2016-12-27 | 2017-04-26 | 浙江雷士灯具有限公司 | LED reflector lamp capable of emitting light on two sides |
| CN106641885A (en) * | 2016-12-27 | 2017-05-10 | 浙江雷士灯具有限公司 | Dual-face emission LED reflector lamp |
| CN106594588B (en) * | 2016-12-27 | 2019-01-18 | 浙江雷士灯具有限公司 | Can double-side LED spotlight |
| CN106641885B (en) * | 2016-12-27 | 2019-01-22 | 浙江雷士灯具有限公司 | The LED spotlight of double-side |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140514 Termination date: 20150822 |
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| EXPY | Termination of patent right or utility model |