CN210662682U

CN210662682U - Headlamp with snow melting function

Info

Publication number: CN210662682U
Application number: CN201921896443.8U
Authority: CN
Inventors: 陈焕杰; 杨青
Original assignee: Guangdong Rayton Intelligent Opto Co ltd
Current assignee: Guangdong Rayton Intelligent Opto Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-06-02
Anticipated expiration: 2029-11-06

Abstract

A headlamp with a snow melting function comprises a rear shell, a front cover matched with the rear shell, electric heating glass and an LED light source, wherein the electric heating glass is ITO (indium tin oxide) coated glass, a PCB (printed circuit board) is arranged in the rear shell, and an electrode on the ITO coated glass is electrically connected with the PCB through a spring; the LED light source is established in the backshell, and it includes high beam light source and low beam light source, the high beam light source include high beam LED and with the reflector of high beam LED grading, the low beam light source include first low beam LED, with first low beam LED grading first lens, two second low beam LED and with the second lens of second low beam LED grading, first lens is established in the top of reflector, and two second lenses are established respectively in the both sides of first lens. The utility model discloses the head-light has short-distance beam function, distance light function, day portable lighter function and snow melt function, and overall arrangement is reasonable moreover, simple structure.

Description

Headlamp with snow melting function

Technical Field

The utility model relates to a car light, especially a head-light with snow melt function.

Background

In recent years, with the continuous progress and popularization of Light Emitting Diode (LED) technology, the use of LEDs in automotive lighting is becoming more and more common. The light source of the traditional automobile headlamp has the defects of low efficiency, short service life, environmental pollution and the like, the LED light source has the advantages of energy conservation, high efficiency, environmental protection and the like, and the LED light source is a development trend of the automobile headlamp by replacing the traditional light source. The lampshade of the LED high beam lamp which is additionally installed in the automobile in the prior art is made of transparent PC plastic or common glass, only a weak part of heat is generated in light emitted by an LED light source, and the heat in the light emitted by the traditional halogen lamp is not large, so that the LED automobile lamp which is additionally installed in the automobile and is made of the transparent PC plastic or common glass lampshade is very low in environment temperature and in snowy weather, snow or ice is easily accumulated on the surface of the lampshade of the lamp, the light emitting efficiency of the lamp is reduced, and the sight of a user is influenced.

Disclosure of Invention

The utility model aims to solve the technical problem that a head-light with snow melt function is provided, the head-light has short-distance beam function, distance light function and snow melt function.

In order to solve the technical problem, the technical scheme of the utility model is that: a headlamp with a snow melting function comprises a rear shell, a front cover matched with the rear shell, electric heating glass and an LED light source, wherein the electric heating glass is ITO (indium tin oxide) coated glass, the front cover tightly presses the ITO coated glass at the front end of the rear shell, a PCB (printed circuit board) is arranged in the rear shell, and an electrode on the ITO coated glass is electrically connected with the PCB through a spring; the LED light source is established in the backshell, and it includes high beam light source and low beam light source, the high beam light source include high beam LED and with the reflector of high beam LED grading, the low beam light source include first low beam LED, with first low beam LED grading first lens, two second low beam LED and with the second lens of second low beam LED grading, first lens is established in the top of reflector, and two second lenses are established respectively in the both sides of first lens. In the structure of the utility model, when the high beam light type is required to be output, the high beam LED can form the high beam light type by matching with the reflector; when a low-beam light type is required to be emitted, the first low-beam LED is matched with the first lens, and the second low-beam LED is matched with the second lens, so that the low-beam light type can be formed, wherein the second low-beam LED is matched with the second lens to play a role in light supplement, and a light and shade cut-off line is clearer; when the ice and snow condensed on the headlamp need to be melted, the ITO coated glass is electrified to generate heat, the heat generated by the ITO coated glass can quickly melt the ice and snow, and the irradiation function of the headlamp is ensured; because ITO coated glass passes through the spring and realizes electric connection with the PCB board, this kind of structure can make ITO coated glass save the wire and connect, improves assembly efficiency, and under the spring elastic contact effect, ensures that ITO coated glass's contact is reliable.

As an improvement, the front end of the rear shell is provided with an annular bulge and an annular flange, a sealing ring is sleeved on the annular bulge, and a first mounting hole is formed in the annular flange; the front cover is annular, a light-emitting hole is formed in the middle of the front cover, a flange used for limiting the ITO coated glass is arranged at the edge of the light-emitting hole, and a second mounting hole is formed in the surface, combined with the rear shell, of the front cover.

As an improvement, a decorative cover is arranged in the rear shell, and avoidance ports are formed in the decorative cover corresponding to the first lens, the second lens and the reflector.

As an improvement, the decorative cover is provided with a spring seat, the spring is arranged in the spring seat, the upper end of the spring is higher than the decorative cover to form a contact end, and the lower end of the spring is electrically connected with the PCB through a lead.

As an improvement, be equipped with the U-shaped recess around first lens setting on the dress trim cover, be equipped with the daytime running light in the U-shaped recess, the daytime running light include the U-shaped lamp plate, establish the daytime running LED on the U-shaped lamp plate and with U-shaped lamp plate complex face guard, be equipped with the buckle on the face guard, be equipped with on the U-shaped recess with buckle complex draw-in groove.

As an improvement, a mounting seat is arranged on the rear shell corresponding to the high-beam LEDs, the mounting seat comprises a bottom plate and side plates arranged on two sides of the bottom plate, a limiting groove is defined by the bottom plate and the side plates, the high-beam LEDs are arranged in the limiting groove, the top of each side plate is bent outwards to form an L shape, and a slot corresponding to the side plate is arranged on the reflector.

Compared with the prior art, the utility model the beneficial effect who brings is:

1. the headlamp has a low beam function, a high beam function, a daytime running light function and a snow melting function, and is reasonable in overall layout and simple in structure;

2. because ITO coated glass passes through the spring and realizes electric connection with the PCB board, this kind of structure can make ITO coated glass save the wire and connect, improves assembly efficiency, and under the spring elastic contact effect, ensures the reliability of ITO coated glass contact.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic view of the internal structure of the rear case.

Fig. 3 is an exploded view of the daytime running light.

Fig. 4 is a schematic view of a structure of the decoration cover.

Fig. 5 is a schematic view of the rear case structure.

Fig. 6 is a schematic view of a second lens structure.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1, a head lamp with a snow melting function includes a rear case 5, a front cover 1 fitted to the rear case 5, an electric heating glass, and an LED light source.

The electric heating glass is ITO (indium tin oxide) coated glass 2, the ITO is an N-type oxide semiconductor-indium tin oxide, and an ITO film, namely an indium tin oxide semiconductor transparent conductive film, generally has two performance indexes: electrical resistivity and light transmittance. As nano indium tin metal oxide, the nano indium tin metal oxide has good conductivity and transparency, and can cut off electron radiation, ultraviolet rays and far infrared rays harmful to human bodies. Therefore, indium tin oxide is generally sprayed on glass, plastic and electronic display panels to serve as a transparent conductive film while reducing electron radiation and ultraviolet and infrared rays harmful to the human body.

As shown in fig. 1, the front cover 1 presses the ITO-coated glass 2 against the front end of the rear case 5. The front end of the rear shell 5 is provided with an annular bulge 52 and an annular flange 51, the annular bulge 52 is sleeved with the sealing ring 3, and the annular flange 51 is provided with a first mounting hole. The front cover 1 is annular, a light hole is formed in the middle of the front cover, a flange used for limiting the ITO coated glass 2 is arranged at the edge of the light hole, and a second mounting hole is formed in the surface, combined with the rear shell 5, of the front cover 1. During installation, the ITO coated glass 2 is placed on the flange of the front cover 1, then the front cover 1 is combined with the rear shell 5, after the assembling positions of the front cover and the rear shell are in place, the annular bulge 52 is abutted to the ITO coated glass 2, the first mounting hole is aligned to the second mounting hole, and the locking bolt can be used.

The rear shell 5 comprises a back plate 54 and a side wall 55, an accommodating groove is formed in the rear shell 5, a heat dissipation rib is arranged on the back surface of the rear shell 5 and used for dissipating heat of the LED, and the whole rear shell 5 is of a metal structure, so that the heat dissipation area is increased; additionally, because the utility model discloses to the freight train head-light, consequently backshell 5 adopts embedded installation. The bottom of the containing groove in the rear shell 5 is provided with a PCB, and the electrodes on the ITO coated glass 2 are electrically connected with the PCB through springs 10. The LED light source is arranged in the rear housing 5 and includes a high beam light source and a low beam light source. The high beam light source comprises a high beam LED 11 and a reflector 4 which is distributed with the high beam LED 11, in order to increase brightness, two high beam LEDs 11 are arranged in the embodiment, the light emitting surface of each high beam LED 11 faces upwards, and the high beam LEDs are matched with the reflector 4 to form a high beam type; as shown in fig. 5, a mounting seat 53 is arranged on the rear shell 5 corresponding to the high beam LED 11, the mounting seat 53 includes a bottom plate and side plates arranged on two sides of the bottom plate, the bottom plate is fixed on the inner side of the side wall 55, the bottom plate and the side plates form a limiting groove, the high beam LED 11 is arranged in the limiting groove, the top of the side plate is bent outward to form an L shape, and the reflector 4 is provided with a slot corresponding to the side plate; when the reflector 4 is installed, the inserting slot of the reflector 4 is aligned with the installing seat on the rear shell 5 and inserted into the rear shell 5, and then the reflector 4 is locked on the rear shell 5 through the installing lug bolt on the reflector 4, so that the reflector 4 can be fixed. The low-beam light source comprises a first low-beam LED, a first lens 7, two second low-beam LEDs and a second lens 6, wherein the first lens 7 is used for distributing light with the first low-beam LED, the two second low-beam LEDs and the second lens 6 are used for distributing light with the second low-beam LED, the first lens 7 is arranged above the reflector 4, and the two second lenses 6 are respectively arranged on two sides of the first lens 7; the first lens 7 is in a spherical crown shape, the incident surface of the first lens is a plane, the emergent surface of the first lens is an arc surface, and the first lens 7 is fixed on the back plate 54 of the rear shell 5 through a lens support; as shown in fig. 6, the second lens 6 is flat, the incident surface is a plane, the emergent surface is a cambered surface, the two sides of the second lens 6 are provided with mounting lugs 61, and the second lens 6 is fixed on the back plate 54 of the rear housing 5 through bolts. As shown in fig. 4, a decorative cover 8 is disposed in the rear housing 5, and avoidance openings 82 are formed in the decorative cover 8 at positions corresponding to the first lens 7, the second lens 6 and the reflector 4; the decorative cover 8 is provided with a spring seat 83, the spring 10 is arranged in the spring seat 83, the upper end of the spring 10 is higher than the decorative cover 8 to form a contact end, and the lower end of the spring 10 is electrically connected with the PCB through a lead. As shown in fig. 2 and 3, be equipped with the U-shaped recess 81 that sets up around first lens 7 on the dress trim cover 8, be equipped with daytime running light 9 in the U-shaped recess 81, daytime running light 9 includes U-shaped lamp plate 91, establishes the daytime running LED on U-shaped lamp plate 91 and with U-shaped lamp plate complex face guard 92, be equipped with the buckle on the face guard 92, be equipped with on the U-shaped recess 81 with buckle complex draw-in groove.

The headlamp of the utility model has the functions of short beam, high beam, daytime running light and snow melting, and has reasonable overall layout and simple structure; when a high beam type is required to be emitted, the high beam type can be formed by the high beam LED 11 in cooperation with the reflector 4; when a low-beam light type is required to be emitted, the first low-beam LED is matched with the first lens 7, and the second low-beam LED is matched with the second lens 6, so that the low-beam light type can be formed, wherein the second low-beam LED is matched with the second lens 6 to play a role in light supplement, so that a light and shade cut-off line is clearer; when the ice and snow condensed on the headlamp need to be melted, the ITO coated glass 2 is electrified to generate heat, the heat generated by the ITO coated glass 2 can quickly melt the ice and snow, and the irradiation function of the headlamp is ensured; because ITO coated glass 2 passes through the spring and realizes electric connection with the PCB board, this kind of structure can make ITO coated glass 2 save the wire and connect, improves assembly efficiency, and under the spring elastic contact effect, ensures that ITO coated glass 2's contact is reliable.

Claims

1. The utility model provides a head-light with snow melt function, includes the backshell, with backshell complex protecgulum, electricity generate heat glass and LED light source, its characterized in that: the electric heating glass is ITO coated glass, the front cover presses the ITO coated glass to the front end of the rear shell, a PCB is arranged in the rear shell, and an electrode on the ITO coated glass is electrically connected with the PCB through a spring; the LED light source is established in the backshell, and it includes high beam light source and low beam light source, the high beam light source include high beam LED and with the reflector of high beam LED grading, the low beam light source include first low beam LED, with first low beam LED grading first lens, two second low beam LED and with the second lens of second low beam LED grading, first lens is established in the top of reflector, and two second lenses are established respectively in the both sides of first lens.

2. A headlamp having a snow melting function as set forth in claim 1, wherein: the front end of the rear shell is provided with an annular bulge and an annular flange, a sealing ring is sleeved on the annular bulge, and a first mounting hole is formed in the annular flange; the front cover is annular, a light-emitting hole is formed in the middle of the front cover, a flange used for limiting the ITO coated glass is arranged at the edge of the light-emitting hole, and a second mounting hole is formed in the surface, combined with the rear shell, of the front cover.

3. A headlamp having a snow melting function as set forth in claim 1, wherein: and a decorative cover is arranged in the rear shell, and avoidance ports are formed in the decorative cover corresponding to the first lens, the second lens and the reflector.

4. A headlamp having a snow melting function as set forth in claim 3, wherein: the decorative cover is provided with a spring seat, the spring is arranged in the spring seat, the upper end of the spring is higher than the decorative cover to form a contact end, and the lower end of the spring is electrically connected with the PCB through a lead.

5. A headlamp having a snow melting function as set forth in claim 3, wherein: the utility model discloses a solar street lamp, including dress trim cover, U-shaped lamp plate, buckle, U-shaped lamp plate, sun row LED and U-shaped lamp plate complex face guard, be equipped with the U-shaped recess around first lens setting on the dress trim cover, be equipped with the daytime running light in the U-shaped recess, the daytime running light include the U-shaped lamp plate, establish the daytime running LED on the U-shaped lamp plate and with U-shaped lamp plate complex face guard, be equipped with the buckle on the face guard.

6. A headlamp having a snow melting function as set forth in claim 1, wherein: the back shell is provided with a mounting seat corresponding to the high-beam LED, the mounting seat comprises a bottom plate and side plates arranged on two sides of the bottom plate, the bottom plate and the side plates form a limiting groove in an enclosing mode, the high-beam LED is arranged in the limiting groove, the top of each side plate is bent outwards to form an L shape, and the reflector is provided with a slot corresponding to the side plate.