CN212156857U

CN212156857U - LED light projector

Info

Publication number: CN212156857U
Application number: CN202021265009.2U
Authority: CN
Inventors: 付佳兵; 张锋斌; 徐剑波
Original assignee: Shenzhen Ex Lighting Technology Holdings Co Ltd
Current assignee: Shenzhen Ex Lighting Technology Holdings Co Ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2020-12-15
Anticipated expiration: 2030-07-01

Abstract

The embodiment of the utility model provides a LED projecting lamp, including the lamp body, assemble the LED module in the lamp body, the shroud links to each other on the LED module and with lamp body one end sealing connection's printing opacity cover and with the LED module and is used for driving the LED driver of LED module, the one end terminal surface of keeping away from the printing opacity cover of lamp body is provided with the support arm of stretching predetermined length to the terminal surface is outside protruding, the LED driver is assembled in the end of support arm and is formed the heat dissipation channel that has the predetermined height between LED driver and terminal surface, the cable that LED driver and LED module were connected respectively at both ends runs through the lamp body setting. This embodiment is kept away from printing opacity cover one end lateral wall support arm at the lamp body, assembles the LED driver in the end of support arm to form the heat dissipation channel that has the predetermined height between LED driver and the terminal surface, LED driver and LED module dispel the heat in the heat dissipation of different regions respectively, all can carry out thermal radiation around LED driver and the lamp body, effective increase heat radiating area has improved the radiating effect.

Description

LED light projector

Technical Field

The embodiment of the utility model provides a relate to LED lamps and lanterns technical field, especially relate to a LED projecting lamp.

Background

Generally, an LED projection lamp includes a lamp housing, an LED module assembled in the lamp housing, a light-transmitting cover covering the LED module and hermetically connected to one end of the lamp housing, and an LED driver assembled in the lamp housing and configured to drive the LED module. The LED projecting lamp is at the during operation, and LED module and LED driver all can produce a large amount of heats, and the LED module and the LED driver of current LED projecting lamp all assemble in the lamp body, all need dispel the heat with the help of the lamp body, because the heat is concentrated relatively, heat radiating area is less, leads to the radiating effect relatively poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem who solves provides a LED projecting lamp, can effectively increase heat radiating area, improves the radiating effect.

In order to solve the technical problem, an embodiment of the utility model provides a following technical scheme: the utility model provides a LED projecting lamp, includes the lamp body, assemble LED module in the lamp body, shroud on the LED module and with lamp body one end sealing connection's printing opacity cover and with the LED module links to each other and is used for the drive the LED driver of LED module, the one end terminal surface of keeping away from the printing opacity cover of lamp body is provided with to the protruding support arm of stretching predetermined length of terminal surface outside, the LED driver assemble in the end of support arm and the LED driver with form the heat dissipation channel that has predetermined height between the terminal surface, both ends are connected respectively the cable of LED driver and LED module runs through the lamp body sets up.

Furthermore, the two edges of the end face of one end, far away from the light-transmitting cover, of the lamp shell integrally extend to form the supporting arm.

Furthermore, the inside of support arm is equipped with walks the line passageway, just the support arm is equipped with outer wiring hole and interior wiring hole on the free end and the one end terminal surface of lamp body that keeps away from the printing opacity cover, the cable gets into from outer wiring hole and walks behind the line passageway, and the line hole gets into from interior wiring again in the lamp body and be connected to the LED module.

Furthermore, the LED driver comprises a driving box and a driving circuit board assembled in the driving box, and the driving box is assembled at the tail end of the supporting arm.

Furthermore, the driving box comprises a bottom shell with an opening and a cover plate hermetically connected with the opening, the driving circuit board is accommodated in the bottom shell, and the bottom shell is fixedly connected with the tail end of the supporting arm.

Furthermore, the edge of the opening of the bottom shell is turned outwards to form a bearing part, an annular accommodating groove is formed in the bearing part, a first sealing washer is assembled in the accommodating groove, the cover plate is buckled on the bearing part of the bottom shell, the first sealing washer is elastically abutted between the cover plate and the bottom shell, and the bearing part is fixedly connected with the tail end of the supporting arm.

Furthermore, the tail end of the supporting arm extends towards the bottom shell to form an inserting column, a screw hole is further formed in the inserting column, a position avoiding hole is formed in the cover plate, the supporting arm is inserted into the position avoiding hole of the cover plate through the inserting column, and a bolt penetrates through the screw hole of the supporting arm from one side, far away from the supporting arm, of the bearing part and then is inserted into the screw hole of the supporting arm to tightly abut against the cover plate on the first sealing gasket.

Furthermore, the bottom shell is further provided with a wiring through hole for connecting an external wire harness to the driving circuit board after the external wire harness penetrates through the wiring through hole, and a waterproof plug is assembled between the external wire harness and the wiring through hole.

Further, the printing opacity cover including be formed with the solid fixed ring on inner ring limit and assemble in the light-passing board on the inner ring edge, gu fixed ring's lateral wall is equipped with the counterpoint hole, the lamp body is equipped with the locking hole towards printing opacity cover lateral wall, gu fixed ring assemble in during the lamp body, gu fixed ring's inner ring limit supports to press in the surface edge of light-passing board, counterpoint hole with the coaxial counterpoint of locking hole, insert counterpoint hole and locking hole in proper order and with solid fixed ring lock on the lamp body by the screw in addition, still be equipped with second seal ring between the internal surface edge of light-passing board and the lamp body.

Furthermore, the LED module comprises a circuit board, LED light sources assembled on the circuit board and LED lenses covering the LED light sources correspondingly.

After the technical scheme is adopted, the embodiment of the utility model provides an at least, following beneficial effect has: the embodiment of the utility model provides a through keep away from the printing opacity cover one end lateral wall of lamp body set up to the protruding support arm of stretching predetermined length of terminal surface outside, assemble the LED driver in the end of support arm, and the LED driver with form the heat dissipation channel that has the predetermined height between the terminal surface, LED driver and LED module dispel the heat in the heat dissipation of different regions respectively, all can carry out thermal radiation around LED driver and lamp body, effectively increase heat radiating area, improved the radiating effect.

Drawings

Fig. 1 is the utility model discloses the split state schematic diagram of an optional embodiment of LED projecting lamp.

Fig. 2 is the perspective structure diagram of an optional embodiment of the LED projector of the present invention.

Fig. 3 is the utility model discloses an optional embodiment of LED projecting lamp is along the section structure sketch map of the axis of two support arms.

Fig. 4 is the structure diagram of the lamp housing of an optional embodiment of the LED projector.

Detailed Description

The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It is to be understood that the following illustrative embodiments and description are only intended to illustrate the present invention, and are not intended to limit the present invention, and features in the embodiments and examples may be combined with each other in the present application without conflict.

As shown in fig. 1 to 3, an optional embodiment of the utility model provides a LED projection lamp, including lamp body 1, assemble LED module 3 in lamp body 1, shroud on LED module 3 and with lamp body 1 one end sealing connection's printing opacity cover 5 and with LED module 3 links to each other and is used for the drive LED module 3's LED driver 7, the one end terminal surface of keeping away from printing opacity 5 of lamp body 1 is provided with to the protruding support arm 10 of extending predetermined length of terminal surface outside, LED driver 7 assemble in the end of support arm 10 and LED driver 7 with form the heat dissipation channel 12 that has predetermined height between the terminal surface, both ends are connected respectively the cable 9 of LED driver 7 and LED module 3 runs through lamp body 1 sets up.

The embodiment of the utility model provides a through keeping away from at lamp body 1 light-permeable cover 5 one end lateral wall set up to the protruding support arm 10 of stretching predetermined length of terminal surface outside, assemble LED driver 7 in the end of support arm 10, and LED driver 7 with form the heat dissipation channel 12 that has the predetermined height between the terminal surface, LED driver 7 and LED module 3 dispel the heat in the heat dissipation of different regions respectively, and LED driver 7 and lamp body 1 all around all can carry out thermal radiation, effectively increase heat radiating area, improved the radiating effect.

In an alternative embodiment of the present invention, the supporting arm 10 is integrally formed by extending from two edges of the end surface of the lamp housing 1 far away from the light-transmitting cover 5. The supporting arm 10 is integrally formed by extending, so that the structure is simpler and the assembly is convenient.

In the utility model discloses in still another optional embodiment, as shown in fig. 4, the inside of support arm 10 is equipped with walks line passageway 101, just support arm 10 is equipped with outer wire hole 103 and interior wire hole 105 on the one end face of keeping away from printing opacity cover 5 of free end and lamp body 1, after cable 9 got into from outer wire hole 103 and walks line passageway 101, it got into to walk line hole 105 again from interior wire hole in the lamp body 1 and connect to LED module 3. The embodiment facilitates the connection of the cable 9 by arranging the wiring channel 101, the outer wiring hole 103 and the inner wiring hole 105, and also avoids the exposure of the cable 9.

In another optional embodiment of the present invention, the LED driver 7 includes a driving box 70 and a driving circuit board 72 assembled in the driving box 70, and the driving box 70 is assembled at the end of the supporting arm 10. In the embodiment, the driving box 70 is assembled at the end of the supporting arm 10, and the driving circuit board 72 is assembled in the driving box 70, so that the driving circuit board 72 is effectively protected, the waterproof effect is improved, and the assembly is simple.

In another optional embodiment of the present invention, the driving box 70 includes a bottom case 703 having an opening 701 and a cover 705 hermetically connected to the opening 701, the driving circuit board 72 is accommodated in the bottom case 703, and the bottom case 703 is fixedly connected to the end of the supporting arm 10. In this embodiment, the bottom chassis 703 with the opening 701 and the cover 705 form the driving box 70, and then the bottom chassis 703 is fixedly connected to the end of the supporting arm 10, so as to facilitate the assembly of the driving circuit board 72.

In another optional embodiment of the present invention, the edge of the opening 701 of the bottom shell 703 is turned outwards to form a receiving portion 707, an annular receiving groove 708 is formed on the receiving portion 707, a first sealing washer 709 is further assembled in the receiving groove 708, the cover plate 705 is covered on the receiving portion 707 of the bottom shell 703, the first sealing washer 709 is elastically abutted between the cover plate 705 and the bottom shell 703, and the receiving portion 707 is fixedly connected to the end of the supporting arm 10. In this embodiment, the receiving portion 707 is provided, and the first sealing gasket 709 is assembled in the receiving groove 708, so as to ensure the waterproof between the bottom case 703 and the cover plate 705, and the assembly is more convenient.

In another optional embodiment of the present invention, the end of the supporting arm 10 extends towards the bottom shell 703 to form an inserting column 107, the inserting column 107 is further provided with a screw hole 108, the cover plate 705 is provided with a clearance hole 7050, the supporting arm 10 is inserted into the clearance hole 7050 of the cover plate 705 by the inserting column 107, and a bolt 109 is inserted into the screw hole 108 of the supporting arm 10 after passing through the receiving portion 707 from the side of the receiving portion 707 away from the supporting arm 10 to tightly press the cover plate 705 against the first sealing washer 709. In the present embodiment, the bolt 109 is inserted into the screw hole 108 of the support arm 10 after passing through the socket 707 from the socket 707 side away from the support arm 10, and the support arm 10 and the socket 707 clamp the cover plate 705 and the first sealing washer 709 therebetween, so as to ensure the tight contact between the cover plate 705 and the first sealing washer 709.

In another optional embodiment of the present invention, the bottom shell 703 is further provided with a wire passing hole 7032 for passing an external wire harness 7030 and connecting to the driving circuit board 72, and a waterproof plug 7034 is further assembled between the external wire harness 7030 and the wire passing hole 7032. The wiring through hole 7032 is arranged in the embodiment, so that the external wiring harness 7030 can be conveniently connected and assembled with the driving circuit board 72; and by arranging the waterproof plug 7034, external water vapor is prevented from entering the interior of the driving box 70 from the wiring through hole 7032.

In another optional embodiment of the present invention, the light-transmitting cover 5 includes a fixing ring 50 formed with an inner ring edge 501 and a light-transmitting plate 52 assembled on the inner ring edge 501, a side wall of the fixing ring 50 is provided with an alignment hole 503, a side wall of the light-transmitting cover 5 of the lamp housing 1 is provided with a locking hole 14, the fixing ring 50 is assembled on the lamp housing 1, the inner ring edge 501 of the fixing ring 50 is pressed against an outer surface edge of the light-transmitting plate 52, the alignment hole 503 and the locking hole 14 are coaxially aligned, in addition, a screw 16 is sequentially inserted into the alignment hole 503 and the locking hole 14 to lock the fixing ring 50 on the lamp housing 1, and a second sealing washer 54 is further disposed between the inner surface edge of the light-transmitting plate 52 and the lamp housing 1. The light-transmitting cover 5 of the present embodiment adopts the fixing ring 50 and the light-transmitting plate 52, the screws 16 are sequentially inserted into the alignment holes 503 of the fixing ring 50 and the locking holes 14 of the lamp housing 1 to lock the fixing ring 50 to the lamp housing 1, the assembling structure is simple, and the assembly is more convenient.

In an optional embodiment of the present invention, the LED module 3 includes a circuit board 30, LED light sources 32 assembled on the circuit board 30, and LED lenses 34 covering each LED light source 32. This embodiment LED module 3 adopts circuit board 30, LED light source 32 and LED lens 34, and simple structure can effectively guarantee the utility model discloses the light-emitting of LED projecting lamp. In specific implementation, the LED lens 34 employs a fresnel lens, so that the light energy utilization rate of the LED light source 32 can be effectively improved, and the light distribution effect is good.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, and these forms are within the scope of the present invention.

Claims

1. The utility model provides a LED projecting lamp, includes the lamp body, assemble LED module in the lamp body, shroud on the LED module and with lamp body one end sealing connection's printing opacity cover and with the LED module links to each other and is used for the drive the LED driver of LED module, its characterized in that, the one end terminal surface of keeping away from the printing opacity cover of lamp body is provided with to the protruding support arm of stretching predetermined length of terminal surface outside, the LED driver assemble in the end of support arm and the LED driver with form the heat dissipation channel that has predetermined height between the terminal surface, both ends are connected respectively the cable of LED driver and LED module runs through the lamp body sets up.

2. The LED projector as set forth in claim 1, wherein the support arm is integrally formed by extending from both edges of an end surface of the lamp housing away from the light-transmitting cover.

3. The LED projection lamp according to claim 1 or 2, wherein the support arm is internally provided with a wiring channel, and the support arm is provided with an outer wiring hole and an inner wiring hole at a free end and an end surface of the lamp housing far away from the light-transmitting cover, and the cable enters the wiring channel from the outer wiring hole and then enters the lamp housing from the inner wiring hole and is connected to the LED module.

4. The LED light projector as claimed in claim 1, wherein the LED driver includes a driving case assembled to a distal end of the support arm, and a driving circuit board assembled in the driving case.

5. The LED floodlight of claim 4, wherein the driving box comprises a bottom case having an opening, and a cover plate hermetically connected to the opening, the driving circuit board is accommodated in the bottom case, and the bottom case is fixedly connected to the end of the supporting arm.

6. The LED spot light of claim 5, wherein the edge of the opening of the bottom housing is turned outwards to form a receiving portion, the receiving portion is provided with an annular receiving groove, a first sealing gasket is further assembled in the receiving groove, the cover plate is fastened on the receiving portion of the bottom housing, the first sealing gasket is elastically abutted between the cover plate and the bottom housing, and the receiving portion is fixedly connected with the end of the supporting arm.

7. The LED spot light according to claim 6, wherein the end of the supporting arm extends toward the bottom housing to form an insertion post, the insertion post is further provided with a screw hole, the cover plate is provided with a clearance hole, the supporting arm is inserted into the clearance hole of the cover plate through the insertion post, and a bolt passes through the receiving portion from a side of the receiving portion away from the supporting arm and then is inserted into the screw hole of the supporting arm to tightly press the cover plate against the first gasket.

8. The LED spot light of claim 5, wherein the bottom housing further has a wire through hole for connecting an external wire harness to the driving circuit board after passing through the wire through hole, and a waterproof plug is further assembled between the external wire harness and the wire through hole.

9. The LED projection lamp according to claim 1, wherein the light-transmitting cover comprises a fixing ring having an inner annular edge and a light-transmitting plate assembled on the inner annular edge, the side wall of the fixing ring is provided with an alignment hole, the side wall of the lamp housing facing the light-transmitting cover is provided with a locking hole, when the fixing ring is assembled on the lamp housing, the inner annular edge of the fixing ring is pressed against the outer surface edge of the light-transmitting plate, the alignment hole is coaxially aligned with the locking hole, and screws are sequentially inserted into the alignment hole and the locking hole to lock the fixing ring on the lamp housing, and a second sealing gasket is further disposed between the inner surface edge of the light-transmitting plate and the lamp housing.

10. The LED floodlight of claim 1, wherein the LED module comprises a circuit board, LED light sources assembled on the circuit board, and LED lenses covering each LED light source correspondingly.