CN104930374A - Annular light-emitting device - Google Patents
Annular light-emitting device Download PDFInfo
- Publication number
- CN104930374A CN104930374A CN201510331328.6A CN201510331328A CN104930374A CN 104930374 A CN104930374 A CN 104930374A CN 201510331328 A CN201510331328 A CN 201510331328A CN 104930374 A CN104930374 A CN 104930374A
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- China
- Prior art keywords
- ring
- lighting device
- diffuser
- shaped lighting
- light
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
-
- 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
Abstract
The invention discloses an annular light-emitting device. The device comprises an annular shell and a light-emitting component assembled in the annular shell, wherein the annular shell comprises an upper cover, a lower cover and a light-permeable cover connected between the upper cover and the lower cover. The device further comprises a reflection ring arranged between the upper cover and the light-emitting component and used for enabling light emitted by the light emitting component to be reflected onto the light-permeable cover. Due to the structural features of the annular light-emitting device, light emitted by the light emitting component passes through the reflection ring, then irradiates on the light-permeable cover and finally is emitted through the light-permeable cover, in this way, light emitted by the annular light-emitting device is even and soft, and the situation that local brightness is too high due to the fact that light is concentrated mainly at the position of the light-emitting component is avoided.
Description
Technical field
The disclosure relates to LED light source lighting technical field, particularly relates to a kind of ring-shaped lighting device of uniformly light-emitting.
Background technology
Along with LED light source (Light Emitting Diode, light emitting diode) development of technology and progress, increasing light-emitting device adopts LED light source to be light source, and large aspect is as road lighting, building lighting etc., and little aspect is as miniature mainboard indicator lamp.Why LED light source is approved widely and is favored, and is because LED light source has low-power consumption and long-life advantage.Especially on small, annular light-emitting device, owing to requiring all very high to the aspect such as outward appearance, transmission uniformity, power consumption, stability, therefore the type selecting of LED light source, structural design directly will have influence on luminous effect and overall power.
In prior art, as shown in Figure 1, normally multiple LED light source 11 ' is together in series according to certain distance compartment of terrain, and puts the guide-lighting ring 12 ' of annular that is transparent, injection mo(u)lding outside, the LED luminous zone 1 ' of composition annular.But, because LED light source interval can not be cancelled, the brightness therefore existed near LED light source 11 ' and LED light source 11 ' is maximum, along with the increase of the spacing of adjacent LED light source 11 ', the phenomenon that brightness also reduces gradually, so there is the uneven defect of printing opacity in the LED luminous zone 1 ' of annular.
Summary of the invention
In view of this, the disclosure proposes the evenly soft ring-shaped lighting device of a kind of luminescence to solve the problems of the technologies described above.
In order to achieve the above object, the technical scheme that the disclosure adopts is:
According to the first aspect of disclosure embodiment, a kind of ring-shaped lighting device is proposed, comprise: circular shell, the luminescence component be assemblied in described circular shell, the diffuser that described circular shell comprises upper cover body, lower cover and is connected between described upper cover body and described lower cover;
Wherein, described ring-shaped lighting device also comprises and to be arranged between described upper cover body and described luminescence component, to reflect the taperedchromeplatedbezel to described diffuser for the light given out by described luminescence component.
Optionally, described taperedchromeplatedbezel comprises the curved reflection face being arranged at described taperedchromeplatedbezel week side, and described curved reflection face is enclosed between described lamp socket and described diffuser; Wherein, in the direction of described lower cover towards described upper cover body, between described curved reflection face and described diffuser, there is the distance reduced gradually.
Optionally, described luminescence component comprises lamp socket, and is arranged at the multiple LED light sources on described lamp socket; Wherein, described lamp socket is the annular lamp holder coordinated with described circular shell, the equally spaced edge being distributed in described lamp socket of multiple described LED light source.
Optionally, the spacing between adjacent two described LED light sources is 7mm to 10mm.
Optionally, described upper cover body comprises the first side wall bending and extend, and described lower cover comprises the second sidewall bending and extend, and described diffuser is fixedly linked with described the first side wall and described second sidewall the ring surface forming described ring-shaped lighting device respectively; Wherein, the height of the relatively described lamp socket of the free end of described second sidewall is not less than the height of the relatively described lamp socket of end face of described LED light source.
Optionally, the free end end face of described the first side wall and described second sidewall is respectively equipped with groove, and the both ends of the surface of described diffuser are respectively equipped with the projection be fixedly connected with described groove fit.
Optionally, the free end end face of described the first side wall and described second sidewall is respectively equipped with projection, and the both ends of the surface of described diffuser are respectively equipped with the groove be fixedly connected with described male cooperation.
Optionally, described diffuser is coated with all light powder.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect: the design feature of disclosure ring-shaped lighting device, the light that the luminescence component of ring-shaped lighting device is sent through taperedchromeplatedbezel reflection after directive through cover, give out finally by diffuser, thus the light making this ring-shaped lighting device send is evenly soft, avoid the brightness of luminescence component place comparatively concentrated, occur the situation that local is excessively bright.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the disclosure.
Accompanying drawing explanation
Accompanying drawing to be herein merged in description and to form the part of this description, shows and meets embodiment of the present disclosure, and is used from description one and explains principle of the present disclosure.
Fig. 1 is the structural representation of ring-shaped lighting device in prior art;
Fig. 2 is the illumination effect figure of disclosure ring-shaped lighting device;
Fig. 3 is the part-structure decomposing schematic representation of disclosure ring-shaped lighting device;
Fig. 4 is the generalized section of disclosure ring-shaped lighting device.
Detailed description of the invention
Below with reference to detailed description of the invention shown in the drawings, the disclosure is described in detail.But these embodiments do not limit the disclosure, the structure that those of ordinary skill in the art makes according to these embodiments, method or conversion functionally are all included in protection domain of the present disclosure.
The term used in the disclosure is only for the object describing specific embodiment, and the not intended to be limiting disclosure." one ", " described " and " being somebody's turn to do " of the singulative used in disclosure and the accompanying claims book is also intended to comprise most form, unless context clearly represents other implications.It is also understood that term "and/or" used herein refer to and comprise one or more project of listing be associated any or all may combine.
Although should be appreciated that the disclosure may adopt term first, second etc. various information is described, these information should not be limited to these terms.These terms are only used for the information of same type to be distinguished from each other out.Such as, when not departing from disclosure scope, the first information also can be called as the second information, and similarly, the second information also can be called as the first information.Depend on linguistic context, word as used in this " if " can be construed as into " ... time " or " when ... time " or " in response to determining ".
As shown in Figures 2 and 3, Fig. 2 is the illumination effect figure of disclosure ring-shaped lighting device; Fig. 3 is the part-structure decomposing schematic representation of disclosure ring-shaped lighting device.Ring-shaped lighting device of the present disclosure is provided with taperedchromeplatedbezel 14, and by the light sent of luminescence component 2 is reflected away by this taperedchromeplatedbezel 14, and avoid in prior art, directly by light emitting source, sent light is launched by diffuser, thus cause luminescence comparatively concentrated, outer aperture there will be the situation that local is excessively bright, and then eyesight is damaged.
Particularly, as shown in Figures 2 to 4, disclosure ring-shaped lighting device comprises: circular shell 1, the luminescence component 2 be assemblied in circular shell 1.The diffuser 13 that this circular shell 1 comprises upper cover body 11, lower cover 12 and is connected between upper cover body 11 and lower cover 12.Optionally, this diffuser 13 is coated with all light powder, with the diffuser 13 making to have all light powder, second time process is carried out to the light sent, thus make the light that sends more even.
Further, this ring-shaped lighting device also comprises and to be arranged between upper cover body 11 and luminescence component 2, to reflect the taperedchromeplatedbezel 14 to diffuser 13 for the light given out by luminescence component 2.In this embodiment, the light of luminescence component 2 directive taperedchromeplatedbezel 14, diffuser 13 is reflexed to through taperedchromeplatedbezel 14, launch after diffuser 13 processes again, so arrange ring-shaped lighting device can be made to irradiate out only indirectly irradiate out by taperedchromeplatedbezel 14, and after being processed by the diffuser 13 being coated with all light powder, make irradiation light out have evenly soft, not dazzling advantage.
In the disclosure, luminescence component 2 comprises lamp socket 21, and is arranged at the multiple LED light sources 22 on lamp socket 21; Wherein, this lamp socket 21 is the annular lamp holder coordinated with circular shell 1, the equally spaced edge being distributed in lamp socket 21 of multiple LED light source 22, and so this LED light source 22 distributes uniformly and surrounds loop configuration.In this embodiment, LED light source 22 is arranged on the edge of lamp socket 21, namely near the inner side of diffuser 13, thus be convenient to the heat radiation of each LED light source 22, strengthen the heat-sinking capability of LED light source 22 self, and on the heat radiation of ring-shaped lighting device inside and the impact of other components and parts less, increase the stability of this ring-shaped lighting device; In addition, LED light source 22 can make the comprehensive lower power consumption of LED light source 22 near the medial surface of diffuser 13, reaches the requirement of environmental protection more.Preferably, spacing between two adjacent LEDs light source 22 is 7mm to 10mm, be set within the scope of this and both can have avoided affecting illumination effect because spacing is excessive between LED light source 22, can avoid again spacing between LED light source 22 overstocked cause the power consumption of light-emitting device excessive, waste extra electric energy, in addition, the risk causing display obviously to lack because the luminescence of single LEDs light source 22 is bad can also be reduced in use.
In the disclosure, taperedchromeplatedbezel 14 comprises the curved reflection face 141 being arranged at taperedchromeplatedbezel 14 weeks sides, this curved reflection face 141 is enclosed between lamp socket 21 and diffuser 13, namely the cross section in this curved reflection face 141 is the arc of about 90 °, LED light source 22 is positioned at the below in curved reflection face 141, setting like this again by arranging the angle of curved reflection face 141 various piece and LED light source 22 incident ray (i.e. directive curved reflection face), with by LED light source 22 distribute light emission to taperedchromeplatedbezel 14 to diffuser 13.Wherein, optionally, in the direction of lower cover 12 towards upper cover body 11, between this taperedchromeplatedbezel 14 and diffuser 13, there is the distance reduced gradually, by technical scheme of the present disclosure, avoid luminescence component 2 to shine directly on diffuser 13, occur to make the skin of diffuser 13 situation that local is excessively bright.
Further, LED light source 22 of the present disclosure not higher than lower cover 12 opposing end surface with upper cover body 11, thus the light that LED light source 22 is produced can not direct irradiation to diffuser 13.Particularly, upper cover body 11 comprises the first side wall 111 bending and extend, and namely this first side wall 111 encloses and forms upper accommodating cavity; This lower cover 12 comprises the second sidewall 121 bending and extend, and namely this second sidewall 121 encloses and forms lower accommodating cavity.Wherein, diffuser 13 is fixedly linked with the first side wall 111 and the second sidewall 121 ring surface forming ring-shaped lighting device respectively.In embodiment of the present disclosure, the free end of the second sidewall 121 is not less than the height of the relative lamp socket of end face of LED light source 22 relative to the height of lamp socket 21, wherein, the end face of LED light source 22 is the side of this LED light source 22 away from lamp socket 21, and the free end of the second sidewall 121 is one end that lower cover 12 is connected with diffuser 13.Particularly, this lamp socket 21 is positioned at the lower accommodating cavity of lower cover 12, and the height of the end face of the LED light source 22 on lamp socket 21 distance lamp socket 21 is less than or equal to the height of the relative lamp socket 21 of free end of the second sidewall 121, setting like this is to make the end face of this LED light source 22 lower than lower cover 12 end face relative with diffuser 13, thus the light avoiding LED light source 22 to send directly distributes through diffuser 13, the light causing ring-shaped lighting device to send is uneven.The light that embodiment of the present disclosure makes LED light source 22 send reflexes on diffuser 13 through taperedchromeplatedbezel 14; distribute after diffuser 13 processes again; not only highlight the exquisiteness of design; and make the luminescence of ring-shaped lighting device more even, soft; especially at dark or night; evenly soft light can allow people feel comfortable, not dazzling, more contribute to vision protection.
Wherein, in an embodiment of the present disclosure, the free end end face of the free end end face of the first side wall 111 of upper cover body 11 and the second sidewall 121 of lower cover 12 is respectively equipped with groove, the both ends of the surface of diffuser 13 are respectively equipped with the projection be fixedly connected with groove fit, and this groove is fixed by interference fit with protruding.In another embodiment of the present disclosure, the free end end face of the free end end face of the first side wall 111 of upper cover body 11 and the second sidewall 121 of lower cover 12 is respectively equipped with projection, the both ends of the surface of diffuser 13 are respectively equipped with the groove be fixedly connected with male cooperation, are equally to adopt groove and protruding interference fit to fix in this embodiment.Certainly, in embodiment in fact of the present disclosure, be not limited to only adopt fit system that is protruding and groove, also can coordinate fixing by mutually chimeric mode, the assembling mode of such as box and lid; Or also can be fixed etc. by viscose glue.
In the disclosure; utilize the design feature of disclosure ring-shaped lighting device; the light that the LED light source of ring-shaped lighting device is sent reflects through taperedchromeplatedbezel; this ring-shaped lighting device coordinates luminous mainly through three parts; be luminescence component, taperedchromeplatedbezel and the diffuser adding all light powder respectively, this upper cover body and lower cover play the effect of components and parts in protection ring-type light-emitting device in addition.Below the structural plane wherein LED light source of luminescence component being arranged at diffuser, the light sent to make luminescence component is after taperedchromeplatedbezel reflection, give out through diffuser again, thus the light making this ring-shaped lighting device send forms evenly soft effect, avoid the brightness of luminescence component place comparatively concentrated, occur the situation that local is excessively bright.Compare the scheme adopting intensive small light pearl to obtain uniformly light-emitting, the comprehensive power consumption of disclosure ring-shaped lighting device will reduce, and reduce the requirement to LED light source high energy efficiency ratio, high-fire resistance, more environmental protection; Reduce in using because the bad risk causing the obvious disappearance of display of single LEDs light source simultaneously.
Those skilled in the art, at consideration description and after putting into practice disclosed herein disclosing, will easily expect other embodiment of the present disclosure.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present disclosure and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Description and embodiment are only regarded as exemplary, and true scope of the present disclosure and spirit are pointed out by the claim of the application.
Should be understood that, the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the present disclosure is only limited by appended claim.
Claims (8)
1. a ring-shaped lighting device, is characterized in that, comprising: circular shell, the luminescence component be assemblied in described circular shell, the diffuser that described circular shell comprises upper cover body, lower cover and is connected between described upper cover body and described lower cover;
Wherein, described ring-shaped lighting device also comprises and to be arranged between described upper cover body and described luminescence component, to reflect the taperedchromeplatedbezel to described diffuser for the light given out by described luminescence component.
2. ring-shaped lighting device according to claim 1, is characterized in that, described taperedchromeplatedbezel comprises the curved reflection face being arranged at described taperedchromeplatedbezel week side, and described curved reflection face is enclosed between described lamp socket and described diffuser; Wherein, in the direction of described lower cover towards described upper cover body, between described curved reflection face and described diffuser, there is the distance reduced gradually.
3. ring-shaped lighting device according to claim 1, is characterized in that, described luminescence component comprises lamp socket, and is arranged at the multiple LED light sources on described lamp socket; Wherein, described lamp socket is the annular lamp holder coordinated with described circular shell, the equally spaced edge being distributed in described lamp socket of multiple described LED light source.
4. ring-shaped lighting device according to claim 3, is characterized in that, the spacing between adjacent two described LED light sources is 7mm to 10mm.
5. ring-shaped lighting device according to claim 3, it is characterized in that, described upper cover body comprises the first side wall bending and extend, described lower cover comprises the second sidewall bending and extend, and described diffuser is fixedly linked with described the first side wall and described second sidewall the ring surface forming described ring-shaped lighting device respectively; Wherein, the height of the relatively described lamp socket of the free end of described second sidewall is not less than the height of the relatively described lamp socket of end face of described LED light source.
6. ring-shaped lighting device according to claim 5, is characterized in that, the free end end face of described the first side wall and described second sidewall is respectively equipped with groove, and the both ends of the surface of described diffuser are respectively equipped with the projection be fixedly connected with described groove fit.
7. ring-shaped lighting device according to claim 5, is characterized in that, the free end end face of described the first side wall and described second sidewall is respectively equipped with projection, and the both ends of the surface of described diffuser are respectively equipped with the groove be fixedly connected with described male cooperation.
8. the ring-shaped lighting device according to any one of claim 1 to 7, is characterized in that, described diffuser is coated with all light powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510331328.6A CN104930374B (en) | 2015-06-15 | 2015-06-15 | Ring-shaped lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510331328.6A CN104930374B (en) | 2015-06-15 | 2015-06-15 | Ring-shaped lighting device |
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| CN104930374A true CN104930374A (en) | 2015-09-23 |
| CN104930374B CN104930374B (en) | 2017-11-17 |
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Cited By (2)
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| CN111366909A (en) * | 2019-04-12 | 2020-07-03 | 上海禾赛光电科技有限公司 | Laser radar |
| CN114110449A (en) * | 2021-10-13 | 2022-03-01 | 宁波瓦萨智能科技有限公司 | Optical device with layered combined structure |
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| Publication number | Publication date |
|---|---|
| CN104930374B (en) | 2017-11-17 |
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