CN205424832U

CN205424832U - Butterfly shape lens

Info

Publication number: CN205424832U
Application number: CN201521051566.3U
Authority: CN
Inventors: 朱应平
Original assignee: Wenzhou Henggu Technology Development Co Ltd
Current assignee: WENZHOU SHANGYU TECHNOLOGY Co.,Ltd.
Priority date: 2015-12-16
Filing date: 2015-12-16
Publication date: 2016-08-03
Anticipated expiration: 2025-12-16

Abstract

The utility model relates to a butterfly shape lens. The narrow problem of lens irradiation range of current warning light has mainly been solved. Butterfly shape lens, it includes lens, lens are including going into the plain noodles and going out the plain noodles, lens are equipped with the chamber that holds of light source, go into plain noodles each wall for holding the chamber, it is the sphere of lens surface or the arcwall face of aspheric surface convex lens to go out the plain noodles, it becomes convex lens with the light -emitting shape of face to go into the plain noodles. This butterfly shape lens adopt place the light source hold the chamber design, make the light source absorbed the refraction by butterfly shape lens totally, rethread second reflection of light face sends on concentrating on the plain noodles of respectively gathering light groove with third reflection of light face with light, each plain noodles has increased light in the ascending gathering effect of each side with the shape of face one -tenth convex lens that reflect light, to make the utilization ratio of light source reach the most high -efficient to all being equipped with design that optics gathers light groove to adopt the each side, and from the dead ahead, what go up the below orientation sees lens reflect about and all is a branch of highlight.

Description

Butterfly shape lens

Technical field

This utility model relates to a kind of lens, is specifically related to a kind of butterfly shape lens.

Background technology

The lighting effect of warning lamp requires that the far firing range of irradiation and spotlight effect are strong, and in prior art, the effect of warning lamp is to penetrate An Intense Beam of Light from light source dead ahead；Warning lamp is usually and is made up of light source and collecting lens, it is known that light is behind light source place, general the most all can distribute and come by one way or another, for above-mentioned situation, occur in that some can be by light-ray condensing collecting lens together on the market now, the formation light beam although light can be gathered together by the existing collecting lens overwhelming majority, but light assemble dead ahead that direction is lens to, and the light that light source sends can account for the 20%～about 30% of luminous intensity towards lateral periphery loss and peripherad luminous intensity.

Utility model content

In order to overcome the deficiency of background technology, this utility model provides a kind of butterfly shape lens, the problem mainly solving the lens lighting narrow range of existing warning lamp, these butterfly shape lens use the receiving chamber design placing light source, light source is made to be absorbed refraction by butterfly shape lens completely, being concentrated on by light by the second reflective surface and the 3rd reflective surface and send on the exiting surface of each condenser groove, each exiting surface and reflective surface form convex lens and add light congregational rate in all directions；Using all directions to be designed with the design of optical concentration groove makes the utilization rate of light source reach the most efficient, and in terms of dead ahead, upper and lower and left and right directions, lens reflect is all An Intense Beam of Light.

This utility model be the technical scheme is that a kind of butterfly shape lens, including lens, described lens include incidence surface and exiting surface, described lens are provided with the receiving chamber of light source, described incidence surface is each wall accommodating chamber, described exiting surface is sphere or the arcwall face of aspheric surface convex lens of lens outer surface, and described incidence surface and exiting surface form convex lens；

As preferred technical scheme, the wall of described receiving top of chamber is the first incidence surface, and the described first adjacent both sides of incidence surface and relative receiving cavity wall face are the second incidence surface, and the receiving cavity wall face adjacent and relative with the second incidence surface is the 3rd incidence surface；Described exiting surface includes the second exiting surface that first exiting surface corresponding with the first incidence surface is corresponding with the second incidence surface and threeth exiting surface corresponding with the 3rd incidence surface；Described first incidence surface and the first exiting surface form convex lens, described second incidence surface and the second exiting surface form biconvex lens, described 3rd incidence surface and the 3rd exiting surface form convex lens, and described first exiting surface and described second exiting surface are integrally molded so as overall sphere or a cambered surface for aspheric surface convex lens；

As preferred technical scheme, also include connecting the 3rd exiting surface and the 3rd reflective surface of the 3rd incidence surface, described 3rd exiting surface is provided with the 3rd condenser groove, described 3rd exiting surface includes connecting the 3rd reflective surface and the 4th exiting surface of the 3rd condenser groove, as the 5th exiting surface of the 3rd condenser groove sidewall and the 6th exiting surface as the 3rd optically focused trench bottom, described 3rd reflective surface and the first exiting surface and described second exiting surface are integrally molded so as the cambered surface of an overall sphere or aspheric surface convex lens and connect；

As preferred technical scheme, also include the second reflective surface connecting the second exiting surface and the second incidence surface, described second reflective surface and the 5th exiting surface are the same face, described second exiting surface and the 3rd reflective surface form the second condenser groove of the second exiting surface, and described first exiting surface and the 3rd reflective surface form the first condenser groove of the first exiting surface；

As preferred technical scheme, described lens be shaped as butterfly shape；

As preferred technical scheme, described second exiting surface is not less than the second incidence surface；

As preferred technical scheme, the curvature of described second exiting surface is more than the curvature of the second incidence surface.

The beneficial effects of the utility model are: owing to taking technique scheme, these butterfly shape lens use the receiving chamber design placing light source, light source is made to be absorbed refraction by butterfly shape lens completely, being concentrated on by light by the second reflective surface and the 3rd reflective surface and send on the exiting surface of each condenser groove, each exiting surface and reflective surface form convex lens and add light congregational rate in all directions；Using all directions to be designed with the design of optical concentration groove makes the utilization rate of light source reach the most efficient, and in terms of dead ahead, upper and lower and left and right directions, lens reflect is all An Intense Beam of Light.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is other direction structural representation figure of the present utility model.

Fig. 3 is the second condenser groove structural representation figure of the present utility model.

Fig. 4 is the 3rd condenser groove structural representation figure of the present utility model.

Detailed description of the invention

Below in conjunction with the accompanying drawings this utility model embodiment is described further:

Shown in from Fig. 1 to Fig. 4, a kind of butterfly shape lens, including lens 1, described lens 1 include incidence surface 3 and exiting surface 4, described lens 1 are provided with the receiving chamber 2 placing light source, described incidence surface 3 is each wall accommodating chamber 2, and described exiting surface 4 is sphere or the arcwall face of aspheric surface convex lens of lens 1 outer surface, and described incidence surface 3 and exiting surface 4 form convex lens；The bottom of described lens 1 is plane, and described receiving chamber 2 is recessed in the bottom of lens, and described receiving chamber 2 is a groove-like with five faces；In such scheme, accommodating each wall in chamber 2 by design and form the shape of convex lens with corresponding lens 1 outer surface, convex lens can make the light of refraction toward Themiddle refractive, during so light source is by accommodating chamber 2 each wall, all can penetrate a branch of linear light beam；

nullIn this utility model embodiment，The wall at top, described receiving chamber 2 is the first incidence surface 31，The described first adjacent both sides of incidence surface 31 and relative receiving cavity wall face are the second incidence surface 32，The receiving cavity wall face adjacent and relative with the second incidence surface 32 is the 3rd incidence surface 33，State exiting surface 4 and include first exiting surface 41 corresponding with the first incidence surface 31、Second exiting surface 42 corresponding with the second incidence surface 32 and threeth exiting surface 43 corresponding with the 3rd incidence surface 33，State the first incidence surface 31 and the first exiting surface 41 forms convex lens，Described second incidence surface 32 and the second exiting surface 42 form biconvex lens，Described 3rd incidence surface 33 and the 3rd exiting surface 34 form convex lens，Described first exiting surface 41 and described second exiting surface 42 are integrally molded so as overall sphere or a cambered surface for aspheric surface convex lens；Described second incidence surface 32 and the 3rd incidence surface 33 are symmetrical set, and described first exiting surface 31 is more than the first incidence surface 41；In such scheme, first incidence surface 31 corresponding person be light source dead ahead to, light forms An Intense Beam of Light direct projection by the convex lens that the first incidence surface 31 and the first exiting surface 41 are formed and goes out, the light that light source is penetrated by the biconvex lens that the second incidence surface 32 and the second exiting surface 42 are formed from the second exiting surface 42 has extraordinary congregational rate, what observer saw from the second exiting surface 42 is also a branch of light intensity, the convex lens that 3rd incidence surface 33 and the 3rd exiting surface 43 are formed also is the effect having optically focused to the light being shot out from the 3rd incidence surface 33, observer from the 3rd exiting surface 43 it is seen that a branch of light intensity；

In this utility model embodiment, also include connecting the 3rd exiting surface 43 and the 3rd reflective surface 51 of the 3rd incidence surface 33, described 3rd exiting surface 43 is provided with the 3rd condenser groove 61, described 3rd exiting surface 43 includes connecting the 3rd reflective surface 51 and the 4th exiting surface 431 of the 3rd condenser groove 61, as the 5th exiting surface 432 of the 3rd condenser groove 61 sidewall with as the 6th exiting surface 433 bottom the 3rd condenser groove 61, described 3rd reflective surface 51 is integrally molded so as the cambered surface of an overall sphere or aspheric surface convex lens and is connected with the first exiting surface 41 and described second exiting surface 42；In such scheme, the light of light source is when the 3rd incidence surface 33 is injected, the convex lens that the light of relative 3rd incidence surface 33 is formed by the 3rd incidence surface 33 and the 3rd exiting surface 43 converges to centre, again by the 3rd reflective surface 51 light of loss reflexed on the 3rd exiting surface 43 and chief ray pool An Intense Beam of Light, the design of the 3rd condenser groove 61 further enhances the congregational rate of the light of the 3rd exiting surface 43；

In this utility model embodiment, also include connecting the second exiting surface 42 and the second reflective surface 52 of the second incidence surface 32, described second reflective surface 52 and the 5th exiting surface 342 are the same face, described second exiting surface 42 and the 3rd reflective surface 51 form the second condenser groove 62 of the second exiting surface 42, and described first exiting surface 41 and the 3rd reflective surface 51 form the first condenser groove 63 of the first exiting surface 41；In such scheme, the second condenser groove 62 is identical with the principle of the 3rd condenser groove 63 with the principle of the first condenser groove 63, and effect is all the congregational rate of the light further enhancing the 3rd exiting surface 43；

In this utility model embodiment, described lens 1 be shaped as butterfly shape；Described lens 1 can also be that two butterfly shape lens base are fitted the lens formed together relatively；

In this utility model embodiment, described second exiting surface 42 is not less than the second incidence surface 32；

In this utility model embodiment, the curvature of described second exiting surface 42 is more than the curvature of the second incidence surface 32.

Every technical staff's notice: although this utility model describes according to above-mentioned detailed description of the invention; but invention thought of the present utility model is not limited to that utility model; the repacking of any utilization inventive concept, all will include in this patent scope of patent protection.

Claims

1. butterfly shape lens, including lens, described lens include incidence surface and exiting surface, described lens are provided with the receiving chamber of light source, it is characterised by: described incidence surface is each wall accommodating chamber, described exiting surface is sphere or the arcwall face of aspheric surface convex lens of lens outer surface, and described incidence surface and exiting surface form convex lens.

Butterfly shape lens the most according to claim 1, it is characterized in that: the wall of described receiving top of chamber is the first incidence surface, the described first adjacent both sides of incidence surface and relative receiving cavity wall face are the second incidence surface, and the receiving cavity wall face adjacent and relative with the second incidence surface is the 3rd incidence surface；Described exiting surface includes the second exiting surface that first exiting surface corresponding with the first incidence surface is corresponding with the second incidence surface and threeth exiting surface corresponding with the 3rd incidence surface；Described first incidence surface and the first exiting surface form convex lens, described second incidence surface and the second exiting surface form biconvex lens, described 3rd incidence surface and the 3rd exiting surface form convex lens, and described first exiting surface and described second exiting surface are integrally molded so as overall sphere or a cambered surface for aspheric surface convex lens.

Butterfly shape lens the most according to claim 2, it is characterized in that: also include connecting the 3rd exiting surface and the 3rd reflective surface of the 3rd incidence surface, described 3rd exiting surface is provided with the 3rd condenser groove, described 3rd exiting surface includes connecting the 3rd reflective surface and the 4th exiting surface of the 3rd condenser groove, as the 5th exiting surface of the 3rd condenser groove sidewall and the 6th exiting surface as the 3rd optically focused trench bottom, described 3rd reflective surface and the first exiting surface and described second exiting surface are integrally molded so as the cambered surface of an overall sphere or aspheric surface convex lens and connect.

4. according to the butterfly shape lens described in Claims 2 or 3, it is characterized in that: also include connecting the second reflective surface of the second exiting surface and the second incidence surface, described second reflective surface and the 5th exiting surface are the same face, described second exiting surface and the 3rd reflective surface form the second condenser groove of the second exiting surface, and described first exiting surface and the 3rd reflective surface form the first condenser groove of the first exiting surface.

Butterfly shape lens the most according to claim 4, it is characterised in that: described lens be shaped as butterfly shape.

6. according to the butterfly shape lens described in Claims 2 or 3, it is characterised in that: described second exiting surface is not less than the second incidence surface.

7. according to the butterfly shape lens described in Claims 2 or 3, it is characterised in that: the curvature of described second exiting surface is more than the curvature of the second incidence surface.