CN203349158U - Hollow LED lens - Google Patents
Hollow LED lens Download PDFInfo
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- CN203349158U CN203349158U CN 201320373844 CN201320373844U CN203349158U CN 203349158 U CN203349158 U CN 203349158U CN 201320373844 CN201320373844 CN 201320373844 CN 201320373844 U CN201320373844 U CN 201320373844U CN 203349158 U CN203349158 U CN 203349158U
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- hollow
- bright dipping
- divisional
- hollow body
- led lens
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Abstract
The utility model relates to a hollow LED lens, and belongs to the field of optical lenses used for lighting. The hollow LED lens is provided with a hollow body, the lens edge is formed on the upper portion of the hollow body in an integrated injection molding mode, the lower end of the hollow body is provided with a reserved installing cavity and a lens lower end face which are connected mutually, the outer side of the hollow body is provided with a light reflecting surface, and the upper end of the hollow body is provided with an emergent light dividing top surface. The wall of a hollow inner cavity of the hollow body is composed of a plurality of emergent light divisional faces and a plurality of inner wall divisional faces from bottom to top, every two adjacent inner wall divisional faces are connected with one emergent light divisional face, the lower end of the hollow inner cavity of the hollow body is provided with an emergent light division bottom surface, the emergent light division bottom surface is connected with one adjacent inner wall divisional face, and the emergent light divisional top surface is connected with one adjacent inner wall divisional face. The hollow LED lens is even in thickness and convenient to produce, the rejection rate of products can be lowered, raw material consumption can be reduced, and cost of the products can be lowered.
Description
Technical field
The utility model relates to the LED illumination light and learns the lens technologies field, particularly relates to a kind of hollow LED lens.
Background technology
Along with the development of semi-conducting material and technique, light emitting diode (LED) replaces conventional light source just gradually, becomes light source of new generation.Light emitting diode has efficient, energy-saving and environmental protection, the advantage such as flexible, durable and safe as light source for illumination.In the LED lighting, people, in order to obtain suitable distribution of light and illumination brightness, often need to install LED lens on LED lamp pearl again.In the actual illumination process, such as projection lamp, reading lamp, venue illuminating lamp, indoor illumination etc., people require stronger illumination brightness to it, and this just need to have the large scale lens with its coupling, and in other words, the large scale lens have the very large market demand.Yet, because the LED lens of prior art are solid aspheric cone, when lens sizes acquires a certain degree, because the expansion and contraction of material can make the production cost of LED lens sharply rise, even reach manufacturing enterprise because of stage profitless or that loss of capital can't be produced.The size of LED lens is larger, and the thickness of LED lens is more inhomogeneous, because material has expansion and contraction, thermal denaturation is just larger, and the dimensional tolerance of LED lens is also just larger, finally causes product out-of-size scope and scraps, in other words, produce large-sized LED lens, the scrappage of its product is higher, and the quality of product can not be guaranteed, and raw materials consumption is more, thus, it is profitless that manufacturing enterprise produces large-sized LED lens at present, causes producing.Along with society constantly develops with science and technology, constantly improve, the LED lens are also constantly updating, and in LED lens update process, people urgently wish that a kind of hollow LED lens that can conveniently produce come out.
Summary of the invention
Technical problem to be solved in the utility model is: scrappage is higher in process of production to overcome the large scale LED lens of prior art, the quality of product can not be guaranteed, and raw materials consumption is more, make manufacturing enterprise because of defect profitless or that loss of capital can't be produced, meet people's hope and the market demand of large scale LED lens, a kind of hollow LED lens are provided, the thickness of this hollow LED lens is more even, the dimensional tolerance that the expansion and contraction had because of material itself produces is very little, so, the qualification rate of product is very high, improved the quality of product, reduced raw materials consumption, reduced the production cost of product, manufacturing enterprise has increased profit, fundamentally solved the problem that the large scale lens can't be produced.
The utility model solves the technical scheme that its technical problem adopts: a kind of hollow LED lens, there is hollow body, by one-body molded mode injection mo(u)lding, the lens edge is arranged on hollow body top, the hollow body bottom has reserved cavity and the lens lower surface of installing, the reserved cavity of installing is connected with the lens lower surface, the hollow body outside portion has light reflection surface, the hollow body upper end has bright dipping and cuts apart end face, the hollow lumen wall of hollow body is comprised of a plurality of bright dipping divisional planes and a plurality of inwall divisional plane from bottom to top, every adjacent two inwall divisional planes are connected with a bright dipping divisional plane, there is bright dipping in the hollow lumen bottom of hollow body and cut apart bottom surface, bright dipping is cut apart bottom surface and is connected with an adjacent inwall divisional plane, bright dipping is cut apart end face and is connected with an adjacent inwall divisional plane.
Wherein, it is rounded that bottom surface is cut apart in described bright dipping, and the diameter that bottom surface is cut apart in described bright dipping is 3～30mm.
Wherein, described a plurality of bright dipping divisional plane is respectively annular, the annular external diameter of described a plurality of bright dipping divisional planes increases progressively successively from bottom to top in the hollow lumen of described hollow body, and the annular internal diameter of described a plurality of bright dipping divisional planes increases progressively successively from bottom to top in the hollow lumen of described hollow body.
Wherein, described bright dipping is cut apart end face and is annular, and the annular external diameter that end face is cut apart in described bright dipping is 8～200mm, and the annular internal diameter that end face is cut apart in described bright dipping is 6～185mm.
Wherein, described hollow body and the contacted face of described reserved installation cavity are the incidence surfaces of hollow LED lens.
As a kind of embodiment of the present utility model, described a plurality of inwall divisional planes are respectively cylinder inner wall face shape, and the diameter of described a plurality of inwall divisional planes increases progressively successively from bottom to top in the hollow lumen of described hollow body.
When described a plurality of inwall divisional planes are respectively cylinder inner wall face shape, the exiting surface of hollow LED lens is cut apart bottom surface, described a plurality of bright dipping divisional planes and described bright dipping by described bright dipping and is cut apart end face and form.
As another kind of embodiment of the present utility model, described a plurality of inwall divisional plane is respectively inverted round stage side surface shape, and described a plurality of inwall divisional planes diameter on the intermediate cross-section parallel with horizontal plane respectively increase progressively successively from bottom to top in the hollow lumen of described hollow body.
When described a plurality of inwall divisional planes are respectively inverted round stage side surface shape, the exiting surface of hollow LED lens is cut apart bottom surface, described a plurality of inwall divisional planes, described a plurality of bright dipping divisional planes and described bright dipping by described bright dipping and is cut apart end face and form.
The beneficial effects of the utility model are: 1, the utlity model has hollow body, by one-body molded mode injection mo(u)lding, the lens edge is arranged on hollow body top, the hollow body bottom has reserved cavity and the lens lower surface of installing, the reserved cavity of installing is connected with the lens lower surface, the hollow body outside portion has light reflection surface, the hollow body upper end has bright dipping and cuts apart end face, the hollow lumen wall of hollow body is comprised of a plurality of bright dipping divisional planes and a plurality of inwall divisional plane from bottom to top, every adjacent two inwall divisional planes are connected with a bright dipping divisional plane, there is bright dipping in the hollow lumen bottom of hollow body and cut apart bottom surface, bright dipping is cut apart bottom surface and is connected with an adjacent inwall divisional plane, bright dipping is cut apart end face and is connected with an adjacent inwall divisional plane, after the hollow LED lens of said structure are cut apart an exiting surface of traditional LED lens, the area of exiting surface does not change, both do not increase, do not reduce yet, according to optical principle, due to the LED light source invariant position, still be in reserved the installation in cavity, so, the hollow LED lens of said structure can not affect light effect, can keep original optical effect, the forming thickness of product can be adjusted to more uniform situation again simultaneously, , make hollow body gauge everywhere consistent substantially, thickness is more even, be convenient to injection mo(u)lding, and reduction product rejection rate, thereby facilitated production, fundamentally solved the problem that the large scale lens can't be produced.2, the hollow body gauge everywhere due to this hollow LED lens designs more evenly, make the production of this hollow LED lens very stable, the thermal denaturation of hollow LED lens products is just more consistent, thereby, hollow its quality of LED lens products of producing is just very stable, in other words, the utility model has improved the quality of LED lens products, has reduced the scrappage of LED lens products.3, compare with the large scale LED lens of prior art, in LED lens output, under identical prerequisite, reduced raw-material consumption, reduced the production cost of product.4, met the demand of market to large scale LED lens.5, the qualification rate due to the LED lens products is very high, has improved the quality of product, has reduced raw materials consumption, has reduced the production cost of product, thereby has made manufacturing enterprise increase profit, has fundamentally solved the problem that the large scale lens can't be produced.6, the utility model is reasonable in design, practical, and product has wide market prospects.
The accompanying drawing explanation
Fig. 1 is the cutaway view of first embodiment of the utility model;
Fig. 2 is the perspective view of first embodiment of the utility model;
Fig. 3 is the front view of first embodiment of the utility model;
Fig. 4 is the top view of first embodiment of the utility model;
Fig. 5 is the upward view of first embodiment of the utility model;
Fig. 6 is the cutaway view of second embodiment of the utility model;
Description of reference numerals in Fig. 1 to Fig. 6:
1---hollow body; 2---bottom surface is cut apart in bright dipping; 3---the bright dipping divisional plane;
4---end face is cut apart in bright dipping; 5---the inwall divisional plane; 6---light reflection surface;
7---the reserved cavity of installing; 8---the lens edge; 9---the lens lower surface.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model being described in further detail, is not that practical range of the present utility model is confined to this.
Embodiment mono-, as shown in Figures 1 to 5, the described a kind of hollow LED lens of the present embodiment, there is hollow body 1, by one-body molded mode injection mo(u)lding, lens edge 8 is arranged on hollow body 1 top, hollow body 1 bottom has reserved cavity 7 and the lens lower surface 9 of installing, and the reserved cavity 7 of installing is connected with lens lower surface 9, and the reserved cavity 7 of installing is for installing LED; Hollow body 1 outside portion has light reflection surface 6, hollow body 1 upper end has bright dipping and cuts apart end face 4, the hollow lumen wall of hollow body 1 is comprised of four bright dipping divisional planes 3 and five inwall divisional planes 5 from bottom to top, in other embodiment of the present utility model, described bright dipping divisional plane 3 and inwall divisional plane 5 are not subject to the limitation of above-mentioned data; Every adjacent two inwall divisional planes 5 are connected with a bright dipping divisional plane 3, there is bright dipping in the hollow lumen bottom of hollow body 1 and cut apart bottom surface 2, bright dipping is cut apart bottom surface 2 and is connected with an adjacent inwall divisional plane 5, and bright dipping is cut apart end face 4 and is connected with an adjacent inwall divisional plane 5.Wherein, it is rounded that bottom surface 2 is cut apart in described bright dipping, and the diameter that bottom surface 2 is cut apart in described bright dipping is 20mm; In other embodiment of the present utility model, the diameter that bottom surface 2 is cut apart in described bright dipping is not subject to the limitation of above-mentioned data, and its diameter can be 3～30mm.Wherein, described four bright dipping divisional planes 3 are respectively annular, the annular external diameter of described four bright dipping divisional planes 3 increases progressively successively from bottom to top in the hollow lumen of described hollow body 1, and the annular external diameter of described four bright dipping divisional planes 3 is 28 mm, 36 mm, 44 mm, 52 mm from bottom to top successively in the hollow lumen of described hollow body 1; The annular internal diameter of described four bright dipping divisional planes 3 increases progressively successively from bottom to top in the hollow lumen of described hollow body 1, and the annular internal diameter of described four bright dipping divisional planes 3 is 20 mm, 28 mm, 36 mm, 44 mm from bottom to top successively in the hollow lumen of described hollow body 1.In other embodiment of the present utility model, the annular external diameter of described bright dipping divisional plane 3 and the annular internal diameter of bright dipping divisional plane 3 are not subject to the limitation of above-mentioned data.The annular external diameter of described bright dipping divisional plane 3 can be 6～185mm, and the annular internal diameter of bright dipping divisional plane 3 can be 5～180mm.Wherein, described bright dipping is cut apart end face 4 and is annular, and the annular external diameter that end face 4 is cut apart in described bright dipping is 68mm, and the annular internal diameter that end face 4 is cut apart in described bright dipping is 52mm; In other embodiment of the present utility model, the annular external diameter that end face 4 is cut apart in described bright dipping is not subject to the limitation of above-mentioned data, and its annular external diameter can be 8～200mm; The annular internal diameter that end face 4 is cut apart in described bright dipping is not subject to the limitation of above-mentioned data, and its annular internal diameter can be 6～185mm.Wherein, described hollow body 1 is the incidence surface of hollow LED lens with the contacted face of described reserved installation cavity 7.In the present embodiment, described five inwall divisional planes 5 are respectively cylinder inner wall face shape, and the diameter of described five inwall divisional planes 5 increases progressively successively from bottom to top in the hollow lumen of described hollow body 1.In the present embodiment, the diameter of described five inwall divisional planes 5 is 20 mm, 28 mm, 36 mm, 44 mm, 52 mm from bottom to top successively in the hollow lumen of described hollow body 1; In other embodiment of the present utility model, the diameter of described inwall divisional plane 5 is not subject to the limitation of above-mentioned data.When described five inwall divisional planes 5 are respectively cylinder inner wall face shape, the exiting surface of hollow LED lens is cut apart bottom surface 2, described four bright dipping divisional planes 3 and described bright dipping by described bright dipping and is cut apart end face 4 and form.In other embodiment of the present utility model, the number of the number of described inwall divisional plane 5 and described bright dipping divisional plane 3 is not subject to the restriction of the data described in the present embodiment, that is, bright dipping divisional plane 3 can be a plurality of, and inwall divisional plane 5 can be also a plurality of.Direction described in the present embodiment (as described horizontal plane, upper and lower etc.) is as the criterion with Fig. 1, and the top of Fig. 1 is upper, under the below of Fig. 1 is.
Embodiment bis-, as shown in Figure 6, the described a kind of hollow LED lens of the present embodiment, with embodiment mono-, compare, difference is, five inwall divisional planes 5 in embodiment mono-are respectively cylinder inner wall face shape, and five inwall divisional planes 5 in embodiment bis-are respectively inverted round stage side surface shape, and described five inwall divisional planes 5 diameter on the intermediate cross-section parallel with horizontal plane respectively increase progressively successively from bottom to top in the hollow lumen of described hollow body 1.Described five inwall divisional planes 5 diameter on the intermediate cross-section parallel with horizontal plane respectively are 20 mm, 28 mm, 36 mm, 44 mm, 52 mm from bottom to top successively in the hollow lumen of described hollow body 1.When described five inwall divisional planes 5 are respectively inverted round stage side surface shape, the exiting surface of hollow LED lens is cut apart bottom surface 2, described five inwall divisional planes 5, described four bright dipping divisional planes 3 and described bright dipping by described bright dipping and is cut apart end face 4 and form.Other structure and the annexation thereof of the present embodiment are identical with embodiment mono-, do not repeat them here.Direction described in the present embodiment is as the criterion with Fig. 6, and the top of Fig. 6 is upper, under the below of Fig. 6 is.
The above is only two preferred embodiments of the present utility model, therefore all according to the described structure of the utility model patent claim, the equivalence that feature and principle are done changes or modifies, for example, hollow body 1 upper end has bright dipping and cuts apart end face 4, the hollow lumen wall of hollow body 1 is comprised of a plurality of bright dipping divisional planes 3 and a plurality of inwall divisional plane 5 from bottom to top, every adjacent two inwall divisional planes 5 are connected with a bright dipping divisional plane 3, there is bright dipping in the hollow lumen bottom of hollow body 1 and cut apart bottom surface 2, bright dipping is cut apart bottom surface 2 and is connected with an adjacent inwall divisional plane 5, bright dipping is cut apart end face 4 and is connected with an adjacent inwall divisional plane 5, the diameter that bottom surface 2 is cut apart in described bright dipping is 3～30mm, the annular external diameter that end face 4 is cut apart in described bright dipping is 8～200mm, and the annular internal diameter that end face 4 is cut apart in described bright dipping is 6～185mm, these features all are included in the protection domain of the utility model patent application.
Claims (9)
1. hollow LED lens, it is characterized in that: there is hollow body (1), by one-body molded mode injection mo(u)lding, lens edge (8) is arranged on hollow body (1) top, hollow body (1) bottom has reserved cavity (7) and lens lower surface (9) of installing, the reserved cavity (7) of installing is connected with lens lower surface (9), hollow body (1) outside portion has light reflection surface (6), hollow body (1) upper end has bright dipping and cuts apart end face (4), the hollow lumen wall of hollow body (1) is comprised of a plurality of bright dipping divisional planes (3) and a plurality of inwall divisional plane (5) from bottom to top, every adjacent two inwall divisional planes (5) are connected with a bright dipping divisional plane (3), there is bright dipping in the hollow lumen bottom of hollow body (1) and cut apart bottom surface (2), bright dipping is cut apart bottom surface (2) and is connected with an adjacent inwall divisional plane (5), bright dipping is cut apart end face (4) and is connected with an adjacent inwall divisional plane (5).
2. a kind of hollow LED lens according to claim 1, it is characterized in that: it is rounded that bottom surface (2) is cut apart in described bright dipping, and the diameter that bottom surface (2) is cut apart in described bright dipping is 3～30mm.
3. a kind of hollow LED lens according to claim 1, it is characterized in that: described a plurality of bright dipping divisional planes (3) are respectively annular, the annular external diameter of described a plurality of bright dipping divisional planes (3) increases progressively successively from bottom to top in the hollow lumen of described hollow body (1), and the annular internal diameter of described a plurality of bright dipping divisional planes (3) increases progressively successively from bottom to top in the hollow lumen of described hollow body (1).
4. a kind of hollow LED lens according to claim 1, it is characterized in that: described bright dipping is cut apart end face (4) and is annular, the annular external diameter that end face (4) is cut apart in described bright dipping is 8～200mm, and the annular internal diameter that end face (4) is cut apart in described bright dipping is 6～185mm.
5. a kind of hollow LED lens according to claim 1 is characterized in that: described hollow body (1) is the incidence surface of hollow LED lens with the contacted face of described reserved installation cavity (7).
6. a kind of hollow LED lens according to claim 1, it is characterized in that: described a plurality of inwall divisional planes (5) are respectively cylinder inner wall face shape, and the diameter of described a plurality of inwall divisional planes (5) increases progressively successively from bottom to top in the hollow lumen of described hollow body (1).
7. a kind of hollow LED lens according to claim 6 is characterized in that: the exiting surface of hollow LED lens is cut apart bottom surface (2), described a plurality of bright dipping divisional planes (3) and described bright dipping by described bright dipping and is cut apart end face (4) and form.
8. a kind of hollow LED lens according to claim 1, it is characterized in that: described a plurality of inwall divisional planes (5) are respectively inverted round stage side surface shape, and described a plurality of inwall divisional planes (5) diameter on the intermediate cross-section parallel with horizontal plane respectively increase progressively successively from bottom to top in the hollow lumen of described hollow body (1).
9. a kind of hollow LED lens according to claim 8 is characterized in that: the exiting surface of hollow LED lens is cut apart bottom surface (2), described a plurality of inwall divisional planes (5), described a plurality of bright dipping divisional planes (3) and described bright dipping by described bright dipping and is cut apart end face (4) and form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320373844 CN203349158U (en) | 2013-06-27 | 2013-06-27 | Hollow LED lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320373844 CN203349158U (en) | 2013-06-27 | 2013-06-27 | Hollow LED lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203349158U true CN203349158U (en) | 2013-12-18 |
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ID=49749055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320373844 Expired - Fee Related CN203349158U (en) | 2013-06-27 | 2013-06-27 | Hollow LED lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203349158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307550A (en) * | 2013-06-27 | 2013-09-18 | 东莞星晖真空镀膜塑胶制品有限公司 | Hollow LED lens |
-
2013
- 2013-06-27 CN CN 201320373844 patent/CN203349158U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307550A (en) * | 2013-06-27 | 2013-09-18 | 东莞星晖真空镀膜塑胶制品有限公司 | Hollow LED lens |
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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: 20131218 Termination date: 20180627 |