CN201748285U

CN201748285U - Led projection lamp

Info

Publication number: CN201748285U
Application number: CN2010202857098U
Authority: CN
Inventors: 陈建源; 陈亿圣; 庄英德
Original assignee: XINYI TECHNOLOGY Co Ltd
Current assignee: XINYI TECHNOLOGY Co Ltd; Power Data Communication Co Ltd
Priority date: 2010-08-04
Filing date: 2010-08-04
Publication date: 2011-02-16
Anticipated expiration: 2020-08-04

Abstract

The utility model relates to an LED projection lamp which comprises a lamp body and a plurality of light-emitting diodes (LEDs). The lamp body is provided with an invertedly-conical cover, the top end of the cover is provided with an electricity connecting seat, the inner wall surface of the cover is annularly provided with a plurality of convex parts, and each convex part is provided with at least one fixed surface; and the LEDs are respectively arranged on each fixed surface, so that an inclined angle is formed between LED light rays and an illuminating plane so as to reduce the generation of the reflected light rays, and the LEDs are electrically connected with the electricity connecting seat. Therefore, the heat energy generated by using the LEDs is directly transmitted to the cover to be dispersed, so that the heat dissipation efficiency can be improved, the service life can be prolonged, and the saturation level of the light rays can be improved and the problem of the reflection can be solved due to the angle arrangement of the LEDs.

Description

The LED projecting lamp

Technical field

The utility model relates to a kind of projection-type lighting engineering, refers to especially in the inner 3D solid of outer cover a plurality of LED are set, to produce the LED projecting lamp structure of saturated light.

Background technology

Tradition is used 110 volts based on halogen bulb as the projecting lamp of illumination or merchandise display, though have the high advantage of brightness, because power consumption is high and heating easily, causes service life extremely short.(Light Emitting Diode LED) as the LED projecting lamp of light emitting source, has that caloric value is low, power consumption low and advantage such as long service life and use light emitting diode.

See also Fig. 1, it is the structural representation of general LED projecting lamp, as shown in FIG., this LED projecting lamp 10 is mainly by an outer cover 11, a voltage conversion unit 12, and a plurality of LED 13 forms, and an end of this outer cover 11 has a power part 111, this voltage conversion unit 12 be located at these power part 111 inside and with electric connection, described these LED 13 are arranged in a plane and are located at 11 centers of this outer cover, and electrically connect with this voltage conversion unit 12; During use, convert alternating current to direct current by this voltage conversion unit 12, luminous and reach the projection effect for described these LED 13.

Yet, heat when this LED 13 will use conducts to outer cover 11 indirectly, disperse heat by this outer cover 11 or radiating fin 112, radiating effect is also bad, because the heat-resisting degree of described these LED 13 is low, then may cause this LED 13 brightness decays as poor heat radiation, even reduce service life.Moreover, ray cast angle and the irradiated plane of the LED 13 of this LED projecting lamp 10 are perpendicular, not only have brightness too to concentrate and brightness disproportionation, and the reflection problems that is subjected to irradiated plane, cause eyes to be subjected to the stimulation of brightness disproportionation and reflection ray, and cause eye disease easily.

Summary of the invention

For solving above-mentioned disappearance, a purpose of the present utility model is that a kind of LED projecting lamp structure is provided, and increases the service life in order to do promoting radiating efficiency, and the angle setting by described these LED, and significantly improves the saturation degree and the reflection problems of throw light.

For achieving the above object, the technical solution adopted in the utility model is:

A kind of LED projecting lamp is done to electrically connect and is used with a lamp socket, it is characterized in that, comprising:

One lamp body, it has an outer cover that is back taper, this outer cover tip is provided with a power connection seat, and this outer cover internal face has a plurality of lug bosses, described these lug bosses are the setting of at least one annular distribution, these each lug boss central authorities have at least one stationary plane, and this each stationary plane has set angle; And

A plurality of light emitting diodes, be located at respectively on this each stationary plane, and electrically connect with this power connection seat, making has the angle of inclination reducing the generation of reflection ray between light that described these light emitting diodes send and irradiated plane, and its throw light comes together in this lamp body central authorities.

Wherein: described lug boss is a projection cube structure.

Wherein: described lug boss is the curved arc block structure.

Wherein: be the setting of 35～85 degree between the set angle of this stationary plane and horizontal plane.

Wherein: described these lug bosses are the concentric circles setting that polycyclic distributes.

Wherein: the surface of this outer cover more is provided with one deck heat radiation coating.

Wherein: the other end with respect to this outer cover tip is an opening, has more the decorative cover of a printing opacity in this opening.

Wherein: described power connection seat has more an external thread part and a power part, is located in this lamp socket and power taking is used for spiral shell.

Wherein: described power connection seat end has a power part, and the clamping part of this power connection seat periphery with two symmetries, for clip in this lamp socket and power taking is used.

Compared with prior art, adopt the advantage that the utlity model has of technique scheme to be:

1. the heat when described these LED use directly and fast conducts on this outer cover, and effectively promotes radiating efficiency and increase the service life.

2. after being arranged at described these lug bosses by described these LED, the angle of inclination being arranged between throw light and irradiated plane and come together in this lamp body central authorities and make, with thorough saturation degree and the reflection problems of improving light.

3. the other end with respect to this outer cover tip is an opening, have more in this opening a printing opacity decorative cover and can water proof and dust proof.

4. this power connection seat has more an external thread part and a power part, or has a power part in this power connection seat end, and this power connection seat periphery has disymmetrical clamping part, and spiral shell if clip in this lamp socket and power taking is used, also quite convenient during use.

Description of drawings

Fig. 1 is the structural representation of general LED projecting lamp;

Fig. 2 is the structural representation of the utility model preferred embodiment;

View when Fig. 3 is the utility model preferred embodiment use;

Fig. 4 is the structural representation of another preferred embodiment of the utility model;

Fig. 5 is another enforcement aspect figure of the utility model electrical connector receptacle.

Description of reference numerals: 10-LED projecting lamp; The 11-outer cover; The 111-power part; The 112-radiating fin; The 12-voltage conversion unit; 13-LED; The 20-LED projecting lamp; The 21-lamp body; The 211-outer cover; The 2111-heat radiation coating; The 2112-opening; The 2113-decorative cover; The 212-power connection seat; The 2121-external screw thread; The 2122-power part; The 2123-power part; The 2124-clamping part; The 213-lug boss; The 2131-stationary plane; The 22-light emitting diode.

The specific embodiment

Understand content of the present utility model for your juror can be known, it is graphic sincerely to arrange in pairs or groups in the following instructions, please consult.

Seeing also Fig. 2～Fig. 4, is the structural representation and the user mode schematic diagram thereof of the utility model preferred embodiment, and the structural representation of another preferred embodiment.As shown in FIG., a LED projecting lamp 20 of the present utility model and a lamp socket (not shown) are done to electrically connect and are used, and this LED projecting lamp 20 comprises a lamp body 21 and a plurality of light emitting diode (LED) 22.

Wherein, this lamp body 21 has an outer cover 211 that is back taper, and the surface of this outer cover 211 more is provided with one deck heat radiation coating 2111, and is openings 2112 with respect to the other end at these outer cover 211 tips, has more the decorative cover 2113 of a printing opacity in this opening 2112.Moreover, as shown in Figure 2, being provided with a power connection seat 212 in these outer cover 211 tips, this power connection seat 212 has more an external thread part 2121 and a power part 2122, is located in this lamp socket and power taking is used for spiral shell.In addition, (as shown in Figure 2, described these lug bosses 213 are the projection shape structures that are integrally formed in this outer cover 211 to have a plurality of lug bosses 213 at the internal face of this outer cover 211; Again as shown in Figure 4, described these lug bosses 213 are the curved arc block structures that are integrally formed in this outer cover 211), and described these lug bosses 213 are the concentric circles setting that polycyclic distributes, these each lug boss 213 central authorities have at least one stationary plane 2131, this each stationary plane 2131 has set angle, and is the setting of 35～85 degree between the set angle of this stationary plane 2131 and horizontal plane.

Described these LED 22 are fixedly arranged on respectively on this each stationary plane 2131, and electrically connect with this power connection seat 212 respectively, and making between the light of described these LED 22 projections and an irradiated plane has the angle of inclination, and come together in this lamp body 21 central authorities; In view of the above, heat when described these LED 22 use can pass through described these lug bosses 213, directly and fast conduct on this outer cover 211, not only area of dissipation is bigger and can replace the setting of radiating fin, to reduce manufacturing cost, and the heat radiation coating 2111 of this outer cover 211 also can promote radiating efficiency, and then prolongs the service life of described these LED 22 and avoid brightness decay.Moreover, described these LED 22 are by the angle setting of stationary plane 2131, make the light of described these LED 22 carry out the 3D projection from all directions by this outer cover 211, and make that these LED projecting lamp 20 projection brightness are more saturated, moreover, owing between the light of projection and this irradiated plane the angle of inclination is arranged, can avoid the light line reflection to cause the shortcoming of eyes discomfort.

Seeing also Fig. 5, is another enforcement aspect figure of the utility model power connection seat.As shown in FIG., the utility model uses in order to cooperate different lamp sockets to connect electricity, this power connection seat 212 has the another kind of aspect of implementing, its structure is as described below: power connection seat 212 ends have a power part 2123, and these power connection seat 212 peripheries have disymmetrical clamping part 2124, in this lamp socket and power taking is used, other structures are same as the previously described embodiments, so repeat no more in this for clip.

As mentioned above, as Fig. 2～shown in Figure 4, the utility model will have following advantage when implementing:

LED 22 of the present utility model is directly fixed on outer cover 211 inside of this lamp body 21, and disperse the heat that described these LED 22 are produced in the mode of direct conduction, be aided with the heat radiation coating of this outer cover 211, and then reach the effect that promotes radiating efficiency, and can increase the service life.

Moreover, because outer cover 211 internal faces of the present utility model have a plurality of lug bosses 213, rely on the stationary plane 2131 of described these lug bosses 213 that angle is set, so that this LED projecting lamp 20 produces the effect of 3D projection, and between throw light and this irradiated plane the angle of inclination is arranged, and significantly improve the saturation degree and the reflection problems of throw light.

The above, it only is preferred embodiment of the present utility model, be not in order to limit the scope that the utility model is implemented, other are as the color of light emitting diode, power and quantity etc., or transition regimes such as the quantity of the pattern of outer cover, size etc. or even lug boss, arrangement mode, also all among category of the present utility model; Those of ordinary skills understand, and under the situation of the spirit and scope that do not break away from claim and limited, can make many modifications, variation or equivalence, but all will fall within the protection domain of the present utility model.

Claims

1. a LED projecting lamp is done to electrically connect and is used with a lamp socket, it is characterized in that, comprising:

2. LED projecting lamp according to claim 1 is characterized in that: described lug boss is a projection cube structure.

3. LED projecting lamp according to claim 1 is characterized in that: described lug boss is the curved arc block structure.

4. according to claim 1 or 2 or 3 described LED projecting lamps, it is characterized in that: be the setting of 35～85 degree between the set angle of this stationary plane and horizontal plane.

5. according to claim 1 or 2 or 3 described LED projecting lamps, it is characterized in that: described these lug bosses are the concentric circles setting that polycyclic distributes.

6. according to claim 1 or 2 or 3 described LED projecting lamps, it is characterized in that: the surface of this outer cover more is provided with one deck heat radiation coating.

7. according to claim 1 or 2 or 3 described LED projecting lamps, it is characterized in that: the other end with respect to this outer cover tip is an opening, has more the decorative cover of a printing opacity in this opening.

8. according to claim 1 or 2 or 3 described LED projecting lamps, it is characterized in that: described power connection seat has more an external thread part and a power part, is located in this lamp socket and power taking is used for spiral shell.

9. according to claim 1 or 2 or 3 described LED projecting lamps, it is characterized in that: described power connection seat end has a power part, and the clamping part of this power connection seat periphery with two symmetries, for clip in this lamp socket and power taking is used.