CN205592684U - Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp - Google Patents
Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp Download PDFInfo
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- CN205592684U CN205592684U CN201620324025.1U CN201620324025U CN205592684U CN 205592684 U CN205592684 U CN 205592684U CN 201620324025 U CN201620324025 U CN 201620324025U CN 205592684 U CN205592684 U CN 205592684U
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- light source
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Abstract
The utility model discloses a light emitting diode (LED) parabolic aluminized reflector (PAR) lamp, including lamp holder, shell, radiator and light source board, the radiator is arranged in the shell and is equipped with a light source chamber, the light source board arrange in the light source intracavity and with the lamp holder electricity even, still include TIR compound lens and light diffusion plate, TIR compound lens installs on the light source board, and its mode of arranging corresponds the mode of arranging of LED light source, light diffusion plate is connected with the shell and locates above the lens, a light emitting diode (LED) parabolic aluminized reflector (PAR) lamp, the modularized design can be carried out to TIR compound lens's the mode of arranging, the light source board can be as required sets up the demand in order to satisfy different occasions wantonly at light source chamber axial position, the utility model discloses simple structure, good heat dissipation, high, the free from glare problem of luminous efficiency.
Description
Technical field
This utility model relates to lighting technical field, is specifically related to a kind of LED PAR lamp.
Background technology
PAR lamp is widely used in the places such as market, hotel, household, and the optical design of current PAR lamp has two kinds: (1) the first be that conventional lenses adds light source；This design, because the restriction of lens height size, causes light source short to the distance of exiting surface, and because lens surface is direct exiting surface, the problem that therefore there is dazzle；(2) the second is the combination of light source, reflector and light diffusing sheet；This reflector that is designed with carries out optically focused, and therefore the reflector degree of depth is deep, and corresponding bottom bore is little, light source arrangement Relatively centralized, increases the difficulty of heat dissipation design, and reflector needs plating in addition, one is that cost is high, and two is easily to pollute environment during plating；The light intensity at both optical designs in addition, angle and center is not readily reachable by, and light extraction efficiency is low, and light source is also not suitable for modularized design.
Utility model content
The purpose of this utility model is to solve the problems of the prior art, a kind of LED PAR lamp is provided, this PAR lamp uses built-in TIR compound lens to add the optical design of light diffusing sheet, the arrangement mode of TIR compound lens can carry out modularized design, light source board can arbitrarily be arranged at light-source chamber axial location with the demand of satisfied different occasions as required, and this utility model simple in construction, thermal diffusivity are good, light extraction efficiency is high, free from glare problem.
For reaching above-mentioned purpose, this utility model adopts the following technical scheme that
A kind of LED PAR lamp, including lamp holder, shell, radiator and light source board, in radiator is placed in shell and be provided with a light-source chamber, in light source board is placed in light-source chamber and it is electrically connected with lamp holder, described light source board is provided with the plurality of LEDs light source of arrangement, and the arrangement mode of this LED light source can arbitrarily be arranged, wherein:
Also including that TIR compound lens and light diffusing sheet, described TIR compound lens are arranged on light source board, described light diffusing sheet is connected with shell and is located at above lens；
Described TIR compound lens includes TIR lens arra and lenticular body；Described TIR lens arra includes multiple TIR lens, the arrangement mode of its arrangement mode correspondence LED light source；Described TIR lens arra is provided with the plane of incidence and exiting surface；Wherein, described plane of incidence correspondence LED light source is arranged, and the bottom of described exiting surface correspondence light diffusing sheet is arranged, and described exiting surface is transparent optical sliding surface.
Further, the described light source board axial optional position in light-source chamber is arranged.
Further, the arrangement mode of described LED light source is many annular symmetry arrangement, square arrangement, groined type symmetry arrangement.
Further, the exiting surface of described light diffusing sheet uses the design of pearl face, frosted design or pearl face and the modular design of frosted.
Further, the peripheral of the exiting surface of described light diffusing sheet uses the design of pearl face, middle employing frosted design.
Further, described TIR lens arra is one-body molded with lenticular body.
Further, the edge of described lenticular body is provided with positioning boss, and described light source board is formed around the bayonet socket matched with positioning boss；Wherein, described lenticular body is attached by the combination of positioning boss with bayonet socket with light source board.
Further, described positioning boss is provided with hole, location, is provided with and positions the connecting hole that hole matches bottom described radiator；Wherein, described TIR compound lens and radiator run through hole, location by connector and are attached with connecting hole.
Further, the edge inner circumferential of described shell is provided with circular track, and its periphery of described light diffusing sheet is provided with the ring-type gib block suitable with chute: wherein, and described shell is attached with coordinating of gib block by chute with light diffusing sheet.
Technical scheme described in the utility model provides the benefit that relative to prior art, acquirement:
(1) TIR lens have the effect of height optically focused, replace reflector by built-in for TIR compound lens, reach more preferable spotlight effect；Additionally, reflector needs plating, relatively costly, and this utility model decreases reflector component, makes cost reduce；By carrying out astigmatism by light diffusing sheet after TIR lens elder generation optically focused, dazzle can be prevented effectively from；Will not reflex on the radiator of side after TIR compound lens optically focused, but directly direct projection is on light diffusing sheet, light extraction efficiency is high, improves the utilization rate of light；
(2) height after being combined with light source board because of TIR compound lens is shorter than the degree of depth of light-source chamber a lot, therefore light source board arbitrarily can adjust in the axial optional position of light-source chamber to the distance of light diffusing sheet exiting surface, so structure space tool freedom, the most convenient follow-up heat dissipation design and power drives size design, on the other hand can need to arrange the PAR lamp that light source arrangement mode is different according to optics, to meet the demand of various occasion；
(3) LED light source carries out modular dispersion arrangement, distant between single source, it is possible to weaken the heat affecting between light source and light source, thus reduce temperature, improves thermal diffusivity；On the other hand, LED light source from light diffusing sheet exiting surface farther out, corresponding area of dissipation is big, is also beneficial to heat radiation；
(4) light diffusing sheet uses the combination of frosted, pearl face, pearl face and frosting to carry out scattering of light, uniform in light emission can be made soft and weaken dazzle；Because the diameter in pearl face affects the scattering angle of light, and frosted is equivalent to the pearl face that diameter is the least, its scattering angle is less, PAR lamp Valuation Standard angle is 40 °, preferably employ peripheral pearl face and the combination of middle frosted, on the one hand in optical design, meet angle requirement, on the other hand reach beauty function；
(5) this utility model simple in construction, can Fast Installation and dismounting, facilitate client to install and use.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes a part of the present utility model, and schematic description and description of the present utility model is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the stereo decomposing structural representation of LED PAR lamp described in the utility model；
Fig. 2 is the heat spreader structures schematic diagram of LED PAR lamp described in the utility model；
Fig. 3 is the structural representation of the TIR compound lens of LED PAR lamp described in the utility model；
Fig. 4 be the LED light source of LED PAR lamp described in the utility model be groined type arrangement structural representation；
Fig. 5 is the square and many annular symmetry arrangement schematic diagram of LED light source of LED PAR lamp described in the utility model；
Fig. 6 is the light diffusing sheet structural representation of LED PAR lamp described in the utility model；
Fig. 7 is that the light source board of LED PAR lamp described in the utility model is located at the schematic diagram in the middle part of light-source chamber；
Fig. 8 is the light route schematic diagram of the TIR lens of LED PAR lamp described in the utility model；
Fig. 9 is that the light source board of LED PAR lamp described in the utility model is located at the light source scattering schematic diagram bottom light-source chamber.
Accompanying drawing mark explanation:
Lamp holder-1, shell-2, radiator-3, light source board-4, TIR compound lens-5, light diffusing sheet-6, chute-21, light-source chamber-31, connecting hole-32, LED light source-41, bayonet socket-42, TIR lens-51, lenticular body-52, positioning boss-53, position hole 531, gib block-61.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer, clear, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
As Figure 1-4, a kind of LED PAR lamp described in the utility model, including lamp holder 1, shell 2, radiator 3, light source board 4, TIR compound lens 5 and light diffusing sheet 6, wherein:
In described radiator 3 is placed in shell 2 and be provided with a light-source chamber 31；
In described light source board 4 is placed in light-source chamber 31 and it is electrically connected with lamp holder 1, and the axial optional position that light source board 4 is in light-source chamber 31 is arranged, it is preferable that as it is shown in figure 9, light source board 4 is arranged on bottom light-source chamber 31；As shown in Figure 4, described light source board 4 is provided with the plurality of LEDs light source 41 of arrangement, and the arrangement mode of this LED light source 41 can need arbitrarily to arrange according to calorifics and optics, it is preferable that as shown in Figure 4, the arrangement mode of described LED light source 41 is groined type symmetry arrangement；
Described TIR compound lens 5 is arranged on light source board 4, and described TIR compound lens 5 includes TIR lens 51 array and lenticular body 52, and described TIR lens 51 array is one-body molded with lenticular body 52；Described TIR lens 51 array includes multiple TIR lens 51, the arrangement mode of its arrangement mode correspondence LED light source 41, i.e. one the corresponding LEDs light source 41 of TIR lens 51；Described TIR lens 51 array is provided with the plane of incidence and exiting surface；Wherein, described plane of incidence correspondence LED light source 41 is arranged, and the bottom of described exiting surface correspondence light diffusing sheet 6 is arranged, and described exiting surface is transparent optical sliding surface；
Described light diffusing sheet 6 is connected with shell 2 and is located at above lens；The exiting surface of described light diffusing sheet 6 uses the design of pearl face, frosted design or pearl face and the modular design of frosted；Preferably, as shown in Figure 6, the peripheral of the exiting surface of described light diffusing sheet 6 uses the design of pearl face, middle employing frosted design；
As shown in Figure 3 and Figure 4, the edge of described lenticular body 52 is provided with positioning boss 53, and described light source board 4 is formed around the bayonet socket 42 matched with positioning boss 53；Wherein, described lenticular body 52 is attached by the combination of positioning boss 53 with bayonet socket 42 with light source board 4；
As shown in Figures 2 and 3, described positioning boss 53 is provided with hole 531, location, is provided with and positions the connecting hole 32 that hole 531 matches bottom described radiator 3；Wherein, described TIR compound lens 5 and radiator 3 run through hole 531, location by connector and are attached with connecting hole 32.
As it is shown in figure 1, the edge inner circumferential of described shell 2 is provided with circular track 21, its periphery of described light diffusing sheet 6 is provided with the ring-type gib block 61 suitable with chute 21: wherein, and described shell 2 is attached with coordinating of gib block 61 by chute 21 with light diffusing sheet.
Specifically, in this utility model, light source board 4 can be arranged in the axial optional position in light-source chamber 31, and as shown in Figure 6, light source board 4 may be alternatively provided in the middle part of light-source chamber 31, now can increase LED light source 41 number or change its arrangement mode demand with satisfied different occasions.
Specifically, in this utility model, LED light source 41 arrangement mode can need arbitrarily to arrange with the demand of satisfied different occasions according to calorifics and optics, as shown in Figure 4, the arrangement mode of described LED light source 41 can be many annular symmetry arrangement, square arrangement, in the most described TIR compound lens 5, the arrangement mode of TIR array is consistent with the arrangement mode of LED light source 41, i.e. one the corresponding LEDs light source 41 of TIR lens 51.
A kind of LED PAR lamp described in the utility model, first its assembling process can comprise the steps:, is connected with shell 2 spiral by lamp holder 1, fixing in radiator 3 is placed in shell 2；Then light source board 4 is attached by the combination of positioning boss 53 with bayonet socket 42 with TIR compound lens 5, make integral, in the light source board 4 fixedly mounted is placed in lens 5 light-source chamber 31 and by drives, light source board 4 is connected with lamp holder 1, and light source board 4 and this entirety of lens 5 and radiator 3 are run through by connector positions hole 531 and be fixedly connected with connecting hole 32；Finally with the cooperation of gib block 61, light diffusing sheet 6 is carried out installation by chute 21 with shell 2 to be connected.This assembling process is simple, facilitates client to install and use.
A kind of LED PAR lamp described in the utility model, its operation principle is as follows: external power source is by making LED light source 41 carry out luminescence and heating light source board 4 power supply, and produced heat is absorbed by described radiator 3 and finally distributes to external environment；As shown in Figure 7 and Figure 8, the light that described LED light source 41 sends is mapped to the plane of incidence of TIR lens 51 and occurs to be totally reflected laggard line height optically focused, then the exiting surface through the lenticular body 52 of TIR compound lens penetrates and passes through light diffusing sheet 6 and carries out scattering of light, form uniform area source, it is to avoid the problem of dazzle.
To sum up, this utility model provides a kind of LED PAR lamp, this PAR lamp uses built-in TIR compound lens to add the optical design of light diffusing sheet, the arrangement mode of TIR compound lens can carry out modularized design, light source board can arbitrarily be arranged at light-source chamber axial location with the demand of satisfied different occasions as required, and this utility model simple in construction, thermal diffusivity are good, light extraction efficiency is high, free from glare problem.
Described above illustrate and describes preferred embodiment of the present utility model, as previously mentioned, it is to be understood that this utility model is not limited to form disclosed herein, it is not to be taken as the eliminating to other embodiments, and can be used for other combinations various, amendment and environment, and can be modified by above-mentioned teaching or the technology of association area or knowledge in utility model contemplated scope described herein.And the change that those skilled in the art are carried out and change are without departing from spirit and scope of the present utility model, the most all should be in the protection domain of this utility model claims.
Claims (9)
1. a LED PAR lamp, including lamp holder, shell, radiator and light source board, radiator is placed in shell and is provided with a light-source chamber, in light source board is placed in light-source chamber and it is electrically connected with lamp holder, it is characterized in that: described light source board is provided with the plurality of LEDs light source of arrangement, the arrangement mode of this LED light source can arbitrarily be arranged, wherein:
Also including that TIR compound lens and light diffusing sheet, described TIR compound lens are arranged on light source board, described light diffusing sheet is connected with shell and is located at above lens；
Described TIR compound lens includes TIR lens arra and lenticular body；Described TIR lens arra includes multiple TIR lens, the arrangement mode of its arrangement mode correspondence LED light source；Described TIR lens arra is provided with the plane of incidence and exiting surface；Wherein, described plane of incidence correspondence LED light source is arranged, and the bottom of described exiting surface correspondence light diffusing sheet is arranged, and described exiting surface is transparent optical sliding surface.
2. a kind of LED PAR lamp as claimed in claim 1, it is characterised in that: the described light source board axial optional position in light-source chamber is arranged.
3. a kind of LED PAR lamp as claimed in claim 1 or 2, it is characterised in that: the arrangement mode of described LED light source is many annular symmetry arrangement, square arrangement, groined type symmetry arrangement.
4. a kind of LED PAR lamp as claimed in claim 3, it is characterised in that: the exiting surface of described light diffusing sheet uses the design of pearl face, frosted design or pearl face and the modular design of frosted.
5. one LED PAR lamp as claimed in claim 4, it is characterised in that: the peripheral of the exiting surface of described light diffusing sheet uses the design of pearl face, middle employing frosted design.
6. a kind of LED PAR lamp as claimed in claim 5, it is characterised in that: described TIR lens arra is one-body molded with lenticular body.
7. a kind of LED PAR lamp as claimed in claim 6, it is characterised in that: the edge of described lenticular body is provided with positioning boss, and described light source board is formed around the bayonet socket matched with positioning boss；Wherein, described lenticular body is attached by the combination of positioning boss with bayonet socket with light source board.
8. a kind of LED PAR lamp as claimed in claim 7, it is characterised in that: described positioning boss is provided with hole, location, is provided with and positions the connecting hole that hole matches bottom described radiator；Wherein, described TIR compound lens and radiator run through hole, location by connector and are attached with connecting hole.
9. a kind of LED PAR lamp as claimed in claim 8, it is characterized in that: the edge inner circumferential of described shell is provided with circular track, the its periphery of described light diffusing sheet is provided with the ring-type gib block suitable with chute: wherein, and described shell is attached with coordinating of gib block by chute with light diffusing sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620324025.1U CN205592684U (en) | 2016-04-18 | 2016-04-18 | Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620324025.1U CN205592684U (en) | 2016-04-18 | 2016-04-18 | Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205592684U true CN205592684U (en) | 2016-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620324025.1U Expired - Fee Related CN205592684U (en) | 2016-04-18 | 2016-04-18 | Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp |
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| Country | Link |
|---|---|
| CN (1) | CN205592684U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931327A (en) * | 2017-04-25 | 2017-07-07 | 佛山电器照明股份有限公司 | A kind of PAR lamp |
| CN107524936A (en) * | 2017-09-25 | 2017-12-29 | 浙江生辉照明有限公司 | Light fixture |
| CN107740996A (en) * | 2017-11-13 | 2018-02-27 | 广东金源照明科技股份有限公司 | A kind of lens module for LED optically focused |
| WO2020098393A1 (en) * | 2018-11-15 | 2020-05-22 | 深圳市绎立锐光科技开发有限公司 | Lighting device |
-
2016
- 2016-04-18 CN CN201620324025.1U patent/CN205592684U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931327A (en) * | 2017-04-25 | 2017-07-07 | 佛山电器照明股份有限公司 | A kind of PAR lamp |
| CN107524936A (en) * | 2017-09-25 | 2017-12-29 | 浙江生辉照明有限公司 | Light fixture |
| CN107740996A (en) * | 2017-11-13 | 2018-02-27 | 广东金源照明科技股份有限公司 | A kind of lens module for LED optically focused |
| WO2020098393A1 (en) * | 2018-11-15 | 2020-05-22 | 深圳市绎立锐光科技开发有限公司 | Lighting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20170418 |