CN204853249U

CN204853249U - Non -motor LED head -light

Info

Publication number: CN204853249U
Application number: CN201520641138.XU
Authority: CN
Inventors: 蒋俭兵
Original assignee: FUJIAN HONGBO OPTIC-ELECTRONICS TECHNOLOGY Co Ltd
Current assignee: FUJIAN HONGBO OPTIC-ELECTRONICS TECHNOLOGY Co Ltd
Priority date: 2015-08-24
Filing date: 2015-08-24
Publication date: 2015-12-09
Anticipated expiration: 2025-08-24

Abstract

The utility model relates to a non -motor LED head -light, adopt the optical lens of convex lens as non -motor LED head -light, and will be far away, short -distance beam LED luminous element sets up focus department and within range certain on the upper side at convex lens respectively, make far, convex lens of short -distance beam LED luminous element sharing form the far and near light that accords with GB5948 -1998 and require through these convex lens, accessible drive power supply controls respectively far during the use, short -distance beam LED luminous element's operating condition realizes far, the fast switch over of short -distance beam, thereby the non -motor LED head -light of a simple and easy structure is provided, can realize the fast switch over of far and near fiber lamp, the grading performance requirement that can accord with GB5948 -1998 again, and use safe and reliable.

Description

A kind of bicycle LED headlamp

Technical field

The utility model relates to bicycle accessory technical field, is a kind of bicycle LED headlamp specifically.

Background technology

At present, the bicycle on market, as the headlamp of motorcycle, electric motor car, is generally adopted traditional Halogen lamp LED to be light source, is reflected light in bicycle front by the mode of light gathering reflector cup.The light efficiency of halogen light source compared with low, caloric value is large, the life-span is short, therefore, there is certain potential safety hazard in high, weak, the problem such as caloric value is large, the life-span is short of throwing light on of existing bicycle headlamp ubiquity energy consumption.

LED has the remarkable advantages such as more energy-conservation, vibration and shock resistant, long service life, volume are little, promote the use of in multiple automobile lamp, as instrument panel lamp, brake lamp, steering indicating light, fog lamp etc., but LED is also very immature as car headlamp, and the application on bicycle headlamp rarely has report especially.And existing LED headlight for vehicles, high beam and dipped headlights mostly are module separately in design, if the patent No. is CN104075212A, patent name is the patent of invention of " a kind of automotive LED headlamp ", dipped beam illuminator and speculum form an optics module, and distance light illuminator and lens form an optics module, complex structure, volume is comparatively large, cannot apply on undersized bicycle headlamp that (the wildcard type product overall size of bicycle headlamp is limited in left and right, according to the patten's design long-and-short distant light of above-mentioned point of module in this size, luminous intensity distribution performance will not reach the requirement of GB5948-1998), the patent No. is CN103925538, the patent of invention that patent name is " automotive LED headlamp module " discloses one and can realize far, the automotive LED headlamp module that dipped headlights switches, it utilizes the combination of optical diffusion sheet and filling liquid to realize the high beam illumination of LED, although compare the way that above-mentioned high beam and dipped headlights separate to be conducive to reducing product size, but need the way of being filled from seal groove by filling liquid or discharging when the setting of seal groove and switching, increase the complex structure degree of product undoubtedly, reduce the switching rate of long-and-short distant light, and there is certain stability and potential safety hazard, once filling liquid leaks the circuit that will directly cause product failure even to jeopardize car load.

Therefore, how to design a kind of bicycle LED headlamp of easy structure, the quick switching of long-and-short distant light can be realized, the luminous intensity distribution performance requirement of GB5948-1998 can be met again, become the technical barrier that those skilled in the art are urgently to be resolved hurrily.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of bicycle LED headlamp of easy structure, can realize the quick switching of long-and-short distant light, can meet again the luminous intensity distribution performance requirement of GB5948-1998.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A kind of bicycle LED headlamp, comprise lamp socket, convex lens, distance light LED illuminator, dipped beam LED illuminator and driving power, described convex lens are arranged on the front opening of lamp socket, seal chamber is formed between convex lens and lamp socket, described distance light LED illuminator and dipped beam LED illuminator to be arranged on bottom the lamp socket relative with convex lens and to be placed in described seal chamber, described distance light LED illuminator is positioned at the focus place of convex lens and width is no more than 2mm, described dipped beam LED illuminator is positioned at the scope being no more than 2mm above distance light LED illuminator, described driving power to be arranged on lamp socket and to be electrically connected with distance light LED illuminator and dipped beam LED illuminator.

Wherein, the diameter of described convex lens is 50 ~ 60mm, and the radius of curvature of convex lens is 30 ~ 60mm.

Wherein, the LED lamp bead that described distance light LED illuminator is 2mm by more than 2 width forms side by side.

Wherein, the LED lamp bead that described dipped beam LED illuminator is 2mm by more than 2 width forms side by side.

The beneficial effects of the utility model are:

Be different from prior art, the utility model adopts convex lens as the optical lens of bicycle LED headlamp, and will be far away, in the focus place that dipped beam LED illuminator is separately positioned on convex lens and certain scope on the upper side, make far away, dipped beam LED illuminator is shared convex lens and is formed the distance-light meeting GB5948-1998 and require by these convex lens, control far respectively by driving power during use, the duty of dipped beam LED illuminator realizes far, the quick switching of dipped beam, thus provide a kind of bicycle LED headlamp of easy structure, the quick switching of long-and-short distant light can be realized, the luminous intensity distribution performance requirement of GB5948-1998 can be met again, and it is safe and reliable.

Accompanying drawing explanation

Figure 1 shows that the structural representation of the bicycle LED headlamp of the utility model embodiment.

Figure 2 shows that the light distribution effect figure of the bicycle LED headlamp of the utility model embodiment.

Label declaration:

1-lamp socket; 2-convex lens; 3-distance light LED illuminator; 4-dipped beam LED illuminator; 5-driving power; 6-seal chamber.

Detailed description of the invention

By describing technology contents of the present utility model in detail, realized object and effect, accompanying drawing is coordinated to be explained below in conjunction with embodiment.

The design of the utility model most critical is: adopt convex lens as the optical lens of bicycle LED headlamp, and in focus place instant and near light LED illuminator being separately positioned on convex lens and certain scope on the upper side, make instant and near light LED illuminator share convex lens and formed the distance-light meeting GB5948-1998 and require by these convex lens.

Concrete, please refer to shown in Fig. 1, the bicycle LED headlamp of the utility model embodiment, comprise lamp socket 1, convex lens 2, distance light LED illuminator 3, dipped beam LED illuminator 4 and driving power 5, described convex lens 2 are arranged on the front opening of lamp socket 1, seal chamber 6 is formed between convex lens 2 and lamp socket 1, described distance light LED illuminator 3 and dipped beam LED illuminator 4 to be arranged on bottom the lamp socket 1 relative with convex lens 2 and to be placed in described seal chamber 6, described distance light LED illuminator 3 is positioned at the focus place of convex lens 2 and width is no more than 2mm, described dipped beam LED illuminator 4 is positioned at the scope being no more than 2mm above distance light LED illuminator 3, described driving power 5 to be arranged on lamp socket 1 and to be electrically connected with distance light LED illuminator 3 and dipped beam LED illuminator 4.

Shown in Fig. 2, principle of the present utility model is as follows:

Because distance light LED illuminator 3 is arranged on the focus place of convex lens 2 and width is no more than 2mm, therefore its light planoconvex lens 2 sent can form almost parallel long drive light after reflecting, and meets the requirement of GB5948-1998 to high beam luminous intensity distribution performance; And dipped beam LED illuminator 4 is arranged on the top of distance light LED illuminator 3, the light planoconvex lens 2 that it sends can offset downward after reflecting, the angle of skew changes with the change in location residing for dipped beam LED illuminator 4, the experiment proved that, when being no more than the scope of 2mm above dipped beam LED illuminator 4 is positioned at distance light LED illuminator 3, the light planoconvex lens 2 that it sends can be formed after reflecting and meet the requirement of GB5948-1998 to dipped headlights luminous intensity distribution performance, and then deviation angle is excessive to exceed above-mentioned scope.Therefore in use, as long as when controlling distance light LED illuminator 3 luminescence by driving power 5, dipped beam LED illuminator 4 is not luminous; Or when dipped beam LED illuminator 4 is luminous, distance light LED illuminator 3 is not luminous, just can realizes the quick switching of high-low beam light and meet the luminous intensity distribution performance requirement of GB5948-1998.Simultaneously, instant and near light LED illuminator to be jointly placed in the seal chamber 6 that formed between convex lens 2 and lamp socket 1 and to share convex lens 2, what also make the volume of product to do is less, and structure is simpler and easy, meets the dimensional requirement of the wildcard type product of bicycle headlamp well.

From foregoing description, the beneficial effects of the utility model are:

Further, the diameter of described convex lens 2 is 50 ~ 60mm, and the radius of curvature of convex lens 2 is 30 ~ 60mm, specifically can select according to the different changes of the size between convex lens 2 from lamp pearl and material.

From foregoing description, the beneficial effects of the utility model are: by above-mentioned design, and the utility model can be made to meet the dimensional requirement of the wildcard type product of bicycle headlamp better.

Further, the square LED lamp bead that described distance light LED illuminator 3 is 2mm by more than 2 length of sides forms side by side.

Further, the square LED lamp bead that described dipped beam LED illuminator 4 is 2mm by more than 2 length of sides forms side by side.

Please refer to shown in Fig. 1, embodiment one of the present utility model is:

A kind of bicycle LED headlamp, comprise lamp socket 1, convex lens 2, distance light LED illuminator 3, dipped beam LED illuminator 4 and driving power 5, described convex lens 2 are arranged on the front opening of lamp socket 1, seal chamber 6 is formed between convex lens 2 and lamp socket 1, described distance light LED illuminator 3 and dipped beam LED illuminator 4 to be arranged on bottom the lamp socket 1 relative with convex lens 2 and to be placed in described seal chamber 6, described distance light LED illuminator 3 is positioned at the focus place of convex lens 2 and width is no more than 2mm, described dipped beam LED illuminator 4 is positioned at the scope being no more than 2mm above distance light LED illuminator 3, described driving power 5 to be arranged on lamp socket 1 and to be electrically connected with distance light LED illuminator 3 and dipped beam LED illuminator 4.The diameter of described convex lens 2 is 50 ~ 60mm, and the radius of curvature of convex lens 2 is 30 ~ 60mm.The square LED lamp bead that described distance light LED illuminator 3 is 2mm by more than 2 length of sides forms side by side.The square LED lamp bead that described dipped beam LED illuminator 4 is 2mm by more than 2 length of sides forms side by side.

In sum, the bicycle LED headlamp that the utility model provides, simple structure, can realize the quick switching of long-and-short distant light, can meet again the luminous intensity distribution performance requirement of GB5948-1998, and safe and reliable.

The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalents utilizing the utility model description and accompanying drawing content to do; or be directly or indirectly used in relevant technical field, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. a bicycle LED headlamp, it is characterized in that: comprise lamp socket, convex lens, distance light LED illuminator, dipped beam LED illuminator and driving power, described convex lens are arranged on the front opening of lamp socket, seal chamber is formed between convex lens and lamp socket, described distance light LED illuminator and dipped beam LED illuminator to be arranged on bottom the lamp socket relative with convex lens and to be placed in described seal chamber, described distance light LED illuminator is positioned at the focus place of convex lens and width is no more than 2mm, described dipped beam LED illuminator is positioned at the scope being no more than 2mm above distance light LED illuminator, described driving power to be arranged on lamp socket and to be electrically connected with distance light LED illuminator and dipped beam LED illuminator.

2. bicycle LED headlamp according to claim 1, is characterized in that: the diameter of described convex lens is 50 ~ 60mm, and the radius of curvature of convex lens is 30 ~ 60mm.

3. bicycle LED headlamp according to claim 1, is characterized in that: the square LED lamp bead that described distance light LED illuminator is 2mm by more than 2 length of sides forms side by side.

4. bicycle LED headlamp according to claim 1, is characterized in that: the square LED lamp bead that described dipped beam LED illuminator is 2mm by more than 2 length of sides forms side by side.