CN105508930A - LED projection lamp - Google Patents
LED projection lamp Download PDFInfo
- Publication number
- CN105508930A CN105508930A CN201510993929.3A CN201510993929A CN105508930A CN 105508930 A CN105508930 A CN 105508930A CN 201510993929 A CN201510993929 A CN 201510993929A CN 105508930 A CN105508930 A CN 105508930A
- Authority
- CN
- China
- Prior art keywords
- led
- light source
- drain pan
- mounting groove
- drive installation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/10—Construction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an LED projection lamp. The LED projection lamp comprises a bottom shell, a face guard, an LED light source assembly and an LED driver, wherein a light source mounting groove is formed in the front surface of the bottom shell; a driving mounting groove is formed in the back part of the bottom shell; the LED light source assembly is mounted in the light source mounting groove; the LED driver is mounted in the driving mounting groove; the LED driver and the LED light source assembly are mounted independently, and assembling and disassembling of the LED driver do not affect assembling and disassembling of the LED light source assembly, so that the LED driver is convenient to change and repair; the LED light source assembly comprises an SMD light source and a reflecting piece, a plurality of reflecting cups which correspond to LED chips one by one are arranged on the reflecting piece, the reflecting piece is mounted on the LED light source, the LED chips are placed on the bottoms of the corresponding reflecting cups one by one, each reflecting cup independently distributes light for the corresponding LED chip, and the light emission efficiency is improved, so that light spots are uniform; and a light outlet of the upper end of each reflecting cup is square, so that square light spots can be generated, and are matched with square Chinese characters in advertisements, and the light effect is good.
Description
Technical field
The present invention relates to LED light device, particularly a kind of LED projector lamp.
Background technology
LED projector lamp is for being radiated at the face to be illuminated of specifying, and makes the light fixture of the projecting environment of the illumination on appointment face to be illuminated, has the features such as power consumption is low, life-span length, high brightness.Existing LED projector lamp structure is generally made up of lamp body, LED light source, reflection shield, face shield, LED driver, LED light source component and LED driver are installed in lamp body, the dismounting of LED driver is inconvenient, when LED driver damage need be changed or keep in repair, lamp body entirety need be taken apart, LED driver could be taken out, very inconvenience.And reflection shield is located on light source, the light that the LED concentrated in together sends concentrates in together, and carry out luminous intensity distribution by a reflection shield, light-out effect is bad.
Therefore, solving the problem is technical problem to be solved by this invention.
Summary of the invention
Main purpose of the present invention is to provide a kind of light source and drives partial installation, and light-out effect is good, drives easy-to-mount LED projector lamp.
The present invention proposes a kind of LED projector lamp, comprise drain pan, lid is located at face shield on described drain pan, be arranged on LED light source component in described drain pan and LED driver, the light source mounting groove for installing described LED light source component is provided with in described drain pan front, drive installation groove is provided with at described drain pan back, described drive installation groove is adjacent with described light source mounting groove, described LED light source component is arranged in described light source mounting groove, described LED driver is arranged in described drive installation groove, between described drive installation groove and described light source mounting groove, be provided with wire through-hole; Described LED light source component comprises SMD light source and reflecting component, described SMD light source is made up of LED-baseplate and the LED chip of some array arrangements that is distributed in described LED-baseplate, described reflecting component is provided with the reflector of several and described LED chip disjunctor one to one, the upper end light-emitting window of described reflector is square setting, described reflecting component is arranged on described SMD light source, described LED chip is placed at the bottom of corresponding described reflector one by one, and described LED chip is from the described reflector bright dipping of correspondence; Described drain pan is thermal conductive metallic material system heat radiation drain pan, and the position relative with described light source mounting groove at described drain pan back is provided with some radiating fins; Be provided with the heat-dissipating cover plate with described drive installation groove adaptation at described drive installation groove upper cap, be provided with some fin at the back of described heat-dissipating cover plate.
Preferably, the reflecting curved surface of described reflector is evenly distributed with the reflective scale of arc convex, the stepped arrangement ringwise of described reflective scale.
Preferably, some joint pins are provided with in described drive installation groove, described heat-dissipating cover plate is provided with the connecting hole relative with described joint pin, described joint pin is provided with screw, described connecting hole is relative with described screw, mounting screw in relative described connecting hole and described screw, makes described heat-dissipating cover plate and described drain pan be connected and fixed.
Preferably, also comprise face frame, described face shield lid is located in described lamp housing upper port, and described frame lid is located at the edge of described lamp housing, in described face shield edge frame is located at by described frame, described face shield is fixed.
The beneficial effect of LED projector lamp of the present invention is:
In drain pan front, light source mounting groove is set, at drain pan back, drive installation groove is set, LED light source component is arranged in light source mounting groove, LED driver is arranged in drive installation groove, LED driver and LED light source component are arranged in different mounting grooves, separate, dismounting is independent of each other, and is convenient to replacing and the maintenance of LED driver;
Reflecting component is provided with several and LED chip reflector one to one, and reflecting component is arranged on LED light source, and LED chip is placed at the bottom of corresponding reflector one by one, and each reflector is the independent luminous intensity distribution of every LEDs chip, improves light extraction efficiency, makes hot spot more even; The upper end light-emitting window of reflector is square, can produce square focus spot, and more mate with the square Chinese character in advertisement, light efficiency is better;
Light source adopts high-power SMD light source, and the LED chip of its some array arrangements be distributed in LED-baseplate by LED-baseplate forms, and the area of dissipation of LED-baseplate is large, can accelerate light source heat radiation; Drain pan is thermal conductive metallic material system heat radiation drain pan, and entire body is dispelled the heat, and area of dissipation is large; Some radiating fins are provided with, energy increasing heat radiation area in the position that drain pan back is relative with light source mounting groove; The back of heat-dissipating cover plate is provided with some fin, thus can not produce the problem of area of dissipation reduction because of the installation of LED driver, and heat-dissipating cover plate supplements the heat radiation that drive installation slot is put, and dispels the heat together with drain pan, good heat dissipation effect.
Accompanying drawing explanation
Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of LED projector lamp in an embodiment of LED projector lamp of the present invention;
Fig. 2 is the structural representation of drain pan and heat-dissipating cover plate in an embodiment of LED projector lamp of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See figures.1.and.2, propose an embodiment of LED projector lamp of the present invention, this LED projector lamp comprises drain pan 10, lid is located at face shield 50 on drain pan 10, be arranged on LED light source component in drain pan 10 and LED driver.The light source mounting groove 11 for installing LED light source component is provided with in drain pan 10 front, drive installation groove 12 is provided with at drain pan 10 back, LED light source component is arranged in light source mounting groove 11, LED driver is arranged in drive installation groove 12, drive installation groove 12 is disposed adjacent with light source mounting groove 11, wire through-hole 13 is provided with between drive installation groove 12 and light source mounting groove 11, the power line being placed in the LED light source of light source mounting groove 11 stretches into drive installation groove 12 from wire through-hole 13, is electrically connected with LED driver.
LED driver and LED light source component are arranged in different mounting grooves, and separate, dismounting is independent of each other, and are convenient to replacing and the maintenance of LED driver.
Drive installation groove 12 is covered with the heat-dissipating cover plate 40 with drive installation groove 12 adaptation, and heat-dissipating cover plate 40 is for the protection of the LED driver being placed in drive installation groove 12.Some joint pins are provided with in drive installation groove 12, heat-dissipating cover plate 40 is provided with the connecting hole relative with joint pin, and joint pin is provided with screw, and connecting hole is relative with screw, mounting screw in relative connecting hole and screw, makes heat-dissipating cover plate 40 and drain pan 10 be connected and fixed.Heat-dissipating cover plate 40 is unloaded and can take out LED driver, easy accessibility.
Drain pan 10 is thermal conductive metallic material system heat radiation drain pan 10, and entire body is dispelled the heat, and area of dissipation is large.Some radiating fins 14 are also provided with in the position that drain pan 10 back is relative with light source mounting groove 11, can increasing heat radiation area.
Also some fin 41 are provided with, for heat radiation at the back of heat-dissipating cover plate 40.Heat-dissipating cover plate 40 lid is located on drive installation groove 12; namely the LED driver put in the inner is protected; supplement again the heat-dissipating space that drive installation groove 12 occupies; thus the problem of area of dissipation reduction can not be produced because of the installation of LED driver; heat-dissipating cover plate 40 dispels the heat together with drain pan 10, good heat dissipation effect.
LED light source component comprises SMD light source 20 and reflecting component 30, SMD light source 20 and is made up of LED-baseplate and the LED chip of some array arrangements that is distributed in LED-baseplate, and reflecting component 30 is arranged on SMD light source 20.Light source adopts high-power SMD light source 20, and the area of dissipation of LED-baseplate is large, can accelerate light source heat radiation.
Reflecting component 30 is provided with the reflector 31 of several and LED chip disjunctor one to one, and LED chip is placed in corresponding reflector 31 end one by one, and LED chip is from reflector 31 bright dipping of correspondence.Each reflector 31 is the independent luminous intensity distribution of every LEDs chip, and can improve light extraction efficiency, hot spot is also more even.The reflecting curved surface of this reflector 31 is evenly distributed with the reflective scale of arc convex, reflective scale is stepped arrangement ringwise, can fully reflect and diffuse reflection light, improve light emission rate, illumination brightness is improved, and reduces glare effect, play the effect of anti-dazzle, useful to vision health.The upper end light-emitting window of reflector 31 is rounded square, can produce square focus spot, and more mate with the square Chinese character in advertisement, light efficiency is better.
Face shield 50 is fixed in the upper port on drain pan 10 by a frame 51, and face frame 51 is connected by screw mode lid and is located on the edge of lamp housing, in face shield 50 edge frame is located at by face frame 51, face shield 50 is fixed.
The foregoing is only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every equivalent structure transformation utilizing description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (4)
1. a LED projector lamp, comprise drain pan, cover the face shield be located on described drain pan, be arranged on the LED light source component in described drain pan and LED driver, it is characterized in that, the light source mounting groove for installing described LED light source component is provided with in described drain pan front, drive installation groove is provided with at described drain pan back, described drive installation groove is adjacent with described light source mounting groove, described LED light source component is arranged in described light source mounting groove, described LED driver is arranged in described drive installation groove, wire through-hole is provided with between described drive installation groove and described light source mounting groove, described LED light source component comprises SMD light source and reflecting component, described SMD light source is made up of LED-baseplate and the LED chip of some array arrangements that is distributed in described LED-baseplate, described reflecting component is provided with the reflector of several and described LED chip disjunctor one to one, the upper end light-emitting window of described reflector is square setting, described reflecting component is arranged on described SMD light source, described LED chip is placed at the bottom of corresponding described reflector one by one, and described LED chip is from the described reflector bright dipping of correspondence, described drain pan is thermal conductive metallic material system heat radiation drain pan, and the position relative with described light source mounting groove at described drain pan back is provided with some radiating fins, be provided with the heat-dissipating cover plate with described drive installation groove adaptation at described drive installation groove upper cap, be provided with some fin at the back of described heat-dissipating cover plate.
2. LED projector lamp according to claim 1, is characterized in that, the reflecting curved surface of described reflector is evenly distributed with the reflective scale of arc convex, the stepped arrangement ringwise of described reflective scale.
3. LED projector lamp according to claim 1, it is characterized in that, some joint pins are provided with in described drive installation groove, described heat-dissipating cover plate is provided with the connecting hole relative with described joint pin, described joint pin is provided with screw, described connecting hole is relative with described screw, mounting screw in relative described connecting hole and described screw, and described heat-dissipating cover plate and described drain pan are connected and fixed.
4. LED projector lamp according to claim 1, is characterized in that, also comprises face frame, described face shield lid is located in described lamp housing upper port, described frame lid is located at the edge of described lamp housing, in described face shield edge frame is located at by described frame, described face shield is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993929.3A CN105508930A (en) | 2015-12-23 | 2015-12-23 | LED projection lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510993929.3A CN105508930A (en) | 2015-12-23 | 2015-12-23 | LED projection lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105508930A true CN105508930A (en) | 2016-04-20 |
Family
ID=55717117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510993929.3A Pending CN105508930A (en) | 2015-12-23 | 2015-12-23 | LED projection lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105508930A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189009A (en) * | 2018-10-29 | 2020-05-22 | 伊顿智能动力有限公司 | Wall lamp |
-
2015
- 2015-12-23 CN CN201510993929.3A patent/CN105508930A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111189009A (en) * | 2018-10-29 | 2020-05-22 | 伊顿智能动力有限公司 | Wall lamp |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160420 |