CN214501049U - High-power LED projection lamp - Google Patents
High-power LED projection lamp Download PDFInfo
- Publication number
- CN214501049U CN214501049U CN202120672310.3U CN202120672310U CN214501049U CN 214501049 U CN214501049 U CN 214501049U CN 202120672310 U CN202120672310 U CN 202120672310U CN 214501049 U CN214501049 U CN 214501049U
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- Prior art keywords
- lamp
- light
- power led
- ventilation opening
- fan
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- Expired - Fee Related
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- 238000009423 ventilation Methods 0.000 claims abstract description 30
- 239000011229 interlayer Substances 0.000 claims description 10
- 241000258971 Brachiopoda Species 0.000 claims description 7
- 239000011324 bead Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a high-power LED projection lamp, which comprises a lamp post, a lamp bracket, a plurality of lamp handles and a plurality of lamp caps, wherein the middle part of the lamp bracket is sleeved at the upper part of the lamp post, the lamp caps are connected with the lamp bracket through the lamp handles, and the lamp caps are provided with ventilation openings; a hand hole is formed in the lower portion of the lamp post, and a fan is arranged in the hand hole; the wind output by the fan passes through the lamp post, the lamp bracket, the lamp handle, the lamp holder and the ventilation opening in sequence and is exhausted outside through the ventilation opening. Compared with the prior art, the beneficial effects of the utility model reside in that: the lamp holder is provided with the ventilation opening; a hand hole is formed in the lower portion of the lamp post, and a fan is arranged in the hand hole; the wind output by the fan passes through the lamp post, the lamp bracket, the lamp handle, the lamp holder and the ventilation opening in sequence and is exhausted outside through the ventilation opening. And a fan is arranged to force the air in the lamp holder to circulate. Because the wind speed of flowing through the lamp holder is great, consequently, strengthened the radiating effect.
Description
Technical Field
The utility model relates to a high-power LED projecting lamp belongs to the street lamp field.
Background
At a wider intersection, a street lamp with a single LED lamp cap is difficult to fully shine on a road surface, and the power of the LED lamp cap needs to be increased to achieve proper brightness. However, the high-power LED lamp head generates heat when emitting light, and a general heat sink is difficult to diffuse heat in time by natural wind convection, so that the temperature cannot be effectively reduced, and the wavelength of light emitted by the LED lamp head is changed due to long-time high temperature, which is not favorable for illumination.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: how to timely radiate heat and keep the high-power LED lamp cap working normally.
In order to solve the technical problem, the utility model provides a following technical scheme: a high-power LED projection lamp comprises a lamp post, a lamp holder, a plurality of lamp handles and a plurality of lamp caps, wherein the middle part of the lamp holder is sleeved at the upper part of the lamp post, the lamp caps are connected with the lamp holder through the lamp handles, and the lamp caps are provided with ventilation openings; a hand hole is formed in the lower portion of the lamp post, and a fan is arranged in the hand hole; the wind output by the fan passes through the lamp post, the lamp bracket, the lamp handle, the lamp holder and the ventilation opening in sequence and is exhausted outside through the ventilation opening.
Further, the lamp holder and the lamp handle are made of hollow steel pipes, and the hand hole, the interior of the lamp post, the interior of the lamp holder, the interior of the lamp handle, the interior of the lamp holder and the ventilation opening are communicated with each other.
Furthermore, the lamp holder comprises a lamp bead, a lamp shell, a light-gathering cover and a light guide plate; an interlayer is formed between the lamp shell and the light-gathering cover, the interlayer is arc-shaped, the lamp beads are arranged in the light-gathering cover, the light guide plate seals the opening of the lamp shell, and the outlet and the ventilation opening of the lamp handle are respectively arranged at two ends of the arc-shaped interlayer.
Furthermore, a one-way device is arranged on the lower surface of the ventilation opening; when the fan runs, the one-way device is separated from the lower surface of the vent, and when the fan stops, the one-way device blocks the vent.
Further, one-way device includes shrouding, pivot, torsional spring and a pair of lug, and a pair of lug setting is at the light guide plate lower surface, through pivot interconnect, and the torsional spring cup joints in the pivot, the one end butt light guide plate of torsional spring, and the other end and the shrouding of torsional spring are connected, and torsional spring drive shrouding rotates in order to block up the vent.
Furthermore, a hinge is arranged beside the hand hole and connected with a cover plate, and the cover plate rotates around the hinge to cover the hand hole.
Further, the lamp holder is connected with 3 lamp holders through 3 lamp handles.
Further, an LED driving module and a light sensing control module are further arranged in the lamp holder.
Compared with the prior art, the beneficial effects of the utility model reside in that: the lamp holder is provided with the ventilation opening; a hand hole is formed in the lower portion of the lamp post, and a fan is arranged in the hand hole; the wind output by the fan passes through the lamp post, the lamp bracket, the lamp handle, the lamp holder and the ventilation opening in sequence and is exhausted outside through the ventilation opening. And a fan is arranged to force the air in the lamp holder to circulate. Because the wind speed of flowing through the lamp holder is great, consequently, strengthened the radiating effect.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a high-power LED projector according to an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of the lamp holder and the lamp cap of FIG. 1;
fig. 3 is a schematic structural view of the unidirectional device in fig. 1.
In the figure: 1. a lamp post; 2. a lamp holder; 3. a lamp handle; 4. a lamp cap; 5. a vent; 6. a one-way device; 7. a hinge; 8. a cover plate; 9. a fan; 10. hand hole; 41. a lamp bead; 42. a lamp housing; 43. an LED driving module; 44. a light sensing control module; 45. a light-gathering cover; 46. a light guide plate; 61. closing the plate; 62. a rotating shaft; 63. a torsion spring; 64. and (4) a bump.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1-3, a high-power LED projection lamp according to a preferred embodiment of the present invention includes a lamp post 1, a lamp holder 2, a plurality of lamp handles 3, and a plurality of lamp caps 4, wherein the middle portion of the lamp holder 2 is sleeved on the upper portion of the lamp post 1, the lamp caps 4 are connected to the lamp holder 2 through the lamp handles 3, and the lamp caps 4 are provided with vents 5; a hand hole 10 is formed in the lower portion of the lamp post 1, and a fan 9 is arranged in the hand hole 10; the wind output by the fan 9 passes through the lamp pole 1, the lamp holder 2, the lamp handle 3, the lamp holder 4 and the ventilation opening 5 in sequence and is exhausted outside through the ventilation opening 5.
The wind output by the fan 9 passes through the lamp post 1, the lamp holder 2, the lamp handle 3, the lamp holder 4 and the ventilation opening 5 in sequence and is exhausted outside through the ventilation opening 5. A fan 9 is provided to force the air in the lamp head 4 to circulate. The heat dissipation effect is enhanced because the wind speed flowing through the lamp head 4 is large.
Further, the lamp holder 2 and the lamp handle 3 are made of hollow steel pipes, and the hand hole 10, the inside of the lamp post 1, the inside of the lamp holder 2, the inside of the lamp handle 3, the inside of the lamp holder 4 and the ventilation opening 5 are communicated with each other.
In order to reduce the temperature in the lamp head 4, further, the lamp head 4 comprises a lamp bead 41, a lamp housing 42, a light-gathering cover 45 and a light guide plate 46; an interlayer is formed between the lamp shell 42 and the light-gathering cover 45, the interlayer is arc-shaped, the lamp beads 41 are arranged in the light-gathering cover 45, the light guide plate 46 seals the opening of the lamp shell 42, and the outlet of the lamp handle 3 and the ventilation openings 5 are respectively arranged at two ends of the arc-shaped interlayer.
On one hand, the arc-shaped interlayer changes the flow direction of air, so that the air is disturbed, the heat conductivity coefficient is increased, and the heat exchange efficiency is higher; on the other hand, the air flows along the surface of the arc-shaped light-gathering cover 45 at a higher flow velocity, so that the heat conductivity is increased and the heat exchange efficiency is improved.
In the daytime, the high-power LED projection lamp does not need to operate, and in order to prevent sundries from entering the lamp holder 4 from the ventilation opening 5, the lower surface of the ventilation opening 5 is further provided with a one-way device 6; when the fan 9 runs, the one-way device 6 is separated from the lower surface of the vent 5, and when the fan 9 stops, the one-way device 6 blocks the vent 5. One-way device 6 includes shrouding 61, pivot 62, torsional spring 63 and a pair of lug 64, and a pair of lug 64 sets up at light guide plate 46 lower surface, through pivot 62 interconnect, and torsional spring 63 cup joints on pivot 62, and the one end butt light guide plate 46 of torsional spring 63, and the other end and the shrouding 61 of torsional spring 63 are connected, and torsional spring 63 drive shrouding 61 rotates in order to block up vent 5.
When the fan 9 operates, the closing plate 61 is pushed open by the wind generated by the fan 9, and the wind is exhausted from the ventilation opening 5; when the blower 9 stops operating, the torsion spring 63 drives the closing plate 61 to rotate to block the ventilation opening 5.
In order to prevent sundries from entering the lamp post 1 from the ventilation opening 5, furthermore, a hinge 7 is arranged beside the hand hole 10, a cover plate 8 is connected to the hinge 7, and the cover plate 8 rotates around the hinge 7 to cover the hand hole 10. There is a gap between the cover plate 8 and the lamp pole 1 enough for the fan 9 to draw air.
In order to improve the illumination, the lamp holder 2 is further connected with 3 lamp holders 4 through 3 lamp handles 3.
Further, an LED driving module 43 and a light sensing control module 44 are further disposed in the lamp head 4.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Claims (8)
1. A high-power LED projection lamp comprises a lamp post, a lamp holder, a plurality of lamp handles and a plurality of lamp caps, wherein the middle part of the lamp holder is sleeved at the upper part of the lamp post; a hand hole is formed in the lower portion of the lamp post, and a fan is arranged in the hand hole; the wind output by the fan passes through the lamp post, the lamp bracket, the lamp handle, the lamp holder and the ventilation opening in sequence and is exhausted outside through the ventilation opening.
2. The high power LED spot light of claim 1 wherein the lamp holder and the lamp handle are made of hollow steel tubes, and the hand hole, the inside of the lamp post, the inside of the lamp holder, the inside of the lamp handle, the inside of the lamp holder and the ventilation opening are communicated with each other.
3. The high-power LED spot lamp according to claim 2, wherein the lamp holder comprises a lamp bead, a lamp housing, a light-gathering cover and a light guide plate; an interlayer is formed between the lamp shell and the light-gathering cover, the interlayer is arc-shaped, the lamp beads are arranged in the light-gathering cover, the light guide plate seals the opening of the lamp shell, and the outlet and the ventilation opening of the lamp handle are respectively arranged at two ends of the arc-shaped interlayer.
4. The high-power LED spot light according to claim 3, wherein a one-way device is further arranged on the lower surface of the air vent; when the fan runs, the one-way device is separated from the lower surface of the vent, and when the fan stops, the one-way device blocks the vent.
5. The high-power LED projection lamp according to claim 4, wherein the one-way device comprises a sealing plate, a rotating shaft, a torsion spring and a pair of protrusions, the pair of protrusions are arranged on the lower surface of the light guide plate and are connected with each other through the rotating shaft, the torsion spring is sleeved on the rotating shaft, one end of the torsion spring abuts against the light guide plate, the other end of the torsion spring is connected with the sealing plate, and the torsion spring drives the sealing plate to rotate to block the vent.
6. The high-power LED projection lamp according to claim 5, wherein a hinge is arranged beside the hand hole, a cover plate is connected with the hinge, and the cover plate rotates around the hinge to cover the hand hole.
7. The high power LED spot light of claim 1 wherein the light fixture is connected to 3 light heads by 3 light handles.
8. The high-power LED spot lamp according to claim 6, wherein an LED driving module and a light sensing control module are further arranged in the lamp holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120672310.3U CN214501049U (en) | 2021-04-02 | 2021-04-02 | High-power LED projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120672310.3U CN214501049U (en) | 2021-04-02 | 2021-04-02 | High-power LED projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214501049U true CN214501049U (en) | 2021-10-26 |
Family
ID=78201678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120672310.3U Expired - Fee Related CN214501049U (en) | 2021-04-02 | 2021-04-02 | High-power LED projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214501049U (en) |
-
2021
- 2021-04-02 CN CN202120672310.3U patent/CN214501049U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |