JP3200293U - Headlight structure - Google Patents

Abstract

An object of the present invention is to provide a headlight structure that achieves a good illumination effect by uniformizing the projected light beam, immediately transmits the heat source emitted by the LED lamp to the heat radiating fin, and lowers the temperature well to extend the service life of the headlight. provide. A reflection cover, a partition plate, a fixed shielding plate, a driving device, and a fixed base are formed. The reflection cover is composed of a lower cover body and an upper cover body, and the partition plate is a lower cover. The circuit board 222 is installed on both the uppermost and bottom surfaces of the partition plate, and the LED lamp 223 is installed on the circuit board. A plurality of radiating fins 221 are installed on the partition plate, the radiating fins are located outside the reflective cover, the fixed shielding plate is installed in front of the lower cover body, and the driving device is installed on the fixed shielding plate. To do. The fixed base is installed in front of the reflective cover, the lens 53 is installed on the fixed base, and the LED lights installed on the uppermost and bottom surfaces of the partition plate are light sources on the reflective surfaces of the upper and lower cover bodies, respectively. Refracts after being uniformly projected. [Selection] Figure 3

Description

  The present invention relates to the structure of a headlight, and the reflective cover is composed of a lower cover body and an upper cover body, and a partition plate is installed between the lower cover body and the upper cover body, Both are equipped with LED lights. A light source is uniformly projected by the LED lamps installed on the top and bottom surfaces of the partition plate, refracted on the reflective surfaces of the upper cover body and the lower cover body of the reflective cover, and the projected light beam becomes extremely uniform, providing a good lighting effect. Achieve. Furthermore, the heat source generated by the LED lamp is immediately transmitted to the heat radiating fins due to the installation of the partition plate, and the heat is effectively reduced by lowering the temperature well, thereby extending the service life of the headlight.

When driving a general vehicle, it switches between the long-distance light and the short-distance light of the headlight of the vehicle according to different road conditions and the distance required for viewing.
The headlight 1 of a general vehicle is provided with a light cover 10 as shown in FIGS. A storage space 100 is formed in the light cover 10, and the wall surface of the storage space 100 is an arched reflection surface 101. A light emitter 11 is installed in the storage space 100, and the light emitter 11 is a tungsten light bulb, a xenon light tube, or an LED lamp. A stereotaxic plate 12 is installed in front of the light cover 10, a translucent hole 120 is formed in the stereotaxic plate 12, a connecting base 13 is installed in front of the stereotaxic plate 12, and the connecting base 13 A light shielding assembly 14 is installed inside. The light shielding assembly 14 is provided with an electromagnetic valve 140 and a light shielding plate 141, and a translucent cover 15 is provided in front of the connection base 13.
The translucent cover 15 is fixed on the connecting table 13 by a fixed frame 16. Then, after the light source 17 emits light, the light source 17 is reflected by the reflecting surface 101 in the storage space 100 of the light cover 10, and then is emitted outward from the translucent cover 15. By installing the light shielding assembly 14, the range and angle of projection of the light source 17 are controlled, and the short distance light and the long distance light are switched.

Utility Model Registration No. 3193171

The problem to be solved is that the light source 17 of the known headlight 1 is reflected through the reflecting surface 101 in the light cover 10 and then projects outward again. The projected illumination light is scattered, not uniform, and has low brightness.
The light-emitting body 11 of the known headlight 1 such as a tungsten light bulb, a xenon light tube or an LED lamp is installed in the storage space 100 of the light cover 10 and has a structure in which heat cannot be radiated in the light cover 10 or the light stand.
Therefore, the high temperature due to the light emitting body 11 emitting light cannot be radiated, the inside of the light cover 10 becomes high temperature, the light emitting body 11 and the circuit equipment are easily broken, and the service life of the headlight 1 is affected.

The present invention mainly includes a reflective cover, a partition plate, a fixed shielding plate, a driving device, and a fixed base. The reflective cover includes a lower cover body and an upper cover body. The partition plate is installed between the lower cover body and the upper cover body, a circuit board is installed on both the uppermost and bottom surfaces of the partition board, and an LED lamp is installed on the circuit board. .
A plurality of radiating fins are installed on the partition plate, and the radiating fins are located outside the reflective cover. The fixed shielding plate is installed in front of the lower cover body, and the driving device is installed on the fixed shielding plate.
The fixed base is installed in front of the reflective cover, a lens is installed on the fixed base, and the LED lamps installed on the uppermost and bottom surfaces of the partition plate respectively have a light source as an upper cover body and a lower cover body of the reflective cover. The main feature is that the light is refracted after being uniformly projected onto the reflecting surface of the lens.

  The structure of the headlight of the present invention achieves a good lighting effect by making the projected light uniform, and the heat source generated by the LED lamp is immediately transmitted to the heat radiating fin by the installation of the partition plate, so that the temperature is lowered well. This has the advantage of achieving a heat dissipation effect and extending the service life of the headlight.

It is an instruction diagram of short-distance light projection of a known headlight. It is an instruction diagram of long-distance light projection of a known headlight. It is a three-dimensional exploded view of an embodiment of the present invention. It is a three-dimensional assembly drawing of the Example of this invention. It is an instruction diagram of short distance light projection of an embodiment of the present invention. It is an instruction diagram of long-distance light projection according to an embodiment of the present invention.

  Inventing an effective solution to the structure of known headlights, which has the disadvantages that light is scattered during light source projection, the brightness is low, the light is unbalanced, the light base is difficult to dissipate, and the temperature tends to be high. The main purpose of

  The structure of the headlight of the present invention includes the following.

  The reflective cover includes a lower cover body and an upper cover body. The lower cover body and the upper cover body are combined with each other, a partition plate is installed between the lower cover body and the upper cover body, and the inner surfaces of the lower cover body and the upper cover body facing each other are arched. A plurality of radiating fins are installed at the rear of the partition plate. The heat dissipating fins on the partition plate are located outside the lower cover body and the upper cover body, the circuit board is installed on the top and bottom surfaces of the partition board, and the LED lamp is installed on the circuit board. .

  The fixed shielding plate is installed in front of the lower cover body of the reflective cover, and a notch is installed on the fixed shielding plate.

  The driving device is installed on the fixed shielding plate, the driving device installs a movable shielding piece, and the movable shielding piece shields the notch of the fixed shielding plate.

  The fixed base is installed in front of the reflection cover, and the lens is installed on the fixed base.

In the structure of the headlight of the present invention, a stereotactic convex edge is provided on the front edge of the lower cover body and the upper cover body of the reflective cover, and a plurality of perforations are formed in the stereotactic convex edge. .
The fixed shielding plate is provided with a plurality of perforations, and the perforations of the fixed shielding plate correspond to the perforations on the localization convex edge of the lower cover body. A perforation is made in the stereotactic convex ear.
The stereotactic convex ear perforations correspond to perforations on the stereotactic convex edges of the lower cover body and the upper cover body, and the stereotactic convex ears, the fixed shielding plate and the perforations on the stereotactic convex edges correspond to the perforations. Insert and install the parts. The fixing base is fixed on the lower cover body and the upper cover body with the screw parts.

  In the structure of the headlight of the present invention, a fixed convex edge is provided on each of the opposing edges of the lower cover body and the upper cover body of the reflective cover. A plurality of perforations are formed on the fixed convex edge, a perforation is formed at a position corresponding to the perforations on the fixed edge of the partition plate, and the perforations on the fixed convex edge and the partition plate are formed. Install by inserting screw parts. The lower cover body, the partition plate and the upper cover body are assembled together with the screw parts.

  In the structure of the headlight according to the present invention, the driving device is provided with an electromagnetic valve, an operating rod is installed on the electromagnetic valve, and a spring is fitted on the operating rod. An interlocking part is installed on the operating rod, the interlocking part is interlocked with a movable shielding piece, the movable shielding piece is pivotally connected to the fixed shielding plate, and the movable shielding piece is a notch opening of the fixed shielding plate. Shield.

  As an advantage of the headlight structure of the present invention, the LED lamps installed on the top and bottom surfaces of the partition plate are refracted after each light source is projected uniformly on the reflecting surface of the upper cover body and the lower cover body of the reflecting cover. In addition, the projected light is very uniform and achieves a very good lighting effect. Furthermore, by installing the partition plate, the heat source generated by the LED lamp is immediately transmitted to the heat radiating fins, so that the temperature can be lowered satisfactorily to achieve the heat radiating effect and extend the service life of the headlight.

  The present invention will be described in detail below with reference to the drawings, giving an example in which the adopted technical means can be implemented for the purpose and effect described above.

In the embodiment of the present invention, as shown in FIGS. The reflective cover 2 includes a lower cover body 20 and an upper cover body 21. The lower cover body 20 and the upper cover body 21 are combined with each other. A partition plate 22 is installed between the lower cover body 20 and the upper cover body 21.
The opposing inner surfaces of the lower cover body 20 and the upper cover body 21 are arch-shaped reflection surfaces 200 and 210, and stereotactic convex edges 201 and 211 are formed on the front edge of the lower cover body 20 and the upper cover body 21. Is installed. A plurality of perforations 202 and 212 are formed on the stereotaxic convex edges 201 and 211, and fixed convex edges 203 and 213 are installed on the opposing edges of the lower cover body 20 and the upper cover body 21, respectively. A plurality of perforations 204 and 214 are provided on the fixed convex edges 203 and 213. The screw parts 23 are inserted into the perforations 204 and 214, and the perforations 220 are perforated at positions corresponding to the perforations 204 and 214 of the lower cover body 20 and the upper cover body 21 on the partition plate 22. Set up.
A plurality of pieces of radiating fins 221 are installed at the rear part of the partition plate 22, and the radiating fins 221 on the partition plate 22 are located outside the lower cover body 20 and the upper cover body 21, and the partition plate 22. A circuit board 222 is installed at each of the opposite positions of the top surface and the bottom surface. A plurality of LED lamps 223 are installed on the circuit board 222. The fixed shielding plate 3 is installed in front of the lower cover body 20, a notch 30 is formed on the fixed shielding plate 3, and a plurality of perforations 31 are formed on the fixed shielding plate 3. .
The driving device 4 is installed on the fixed shielding plate 3, the driving device 4 is provided with an electromagnetic valve 40, and an operating rod 41 is installed on the electromagnetic valve 40. The spring 42 is fitted on the operating rod 41, and an interlocking part 43 is installed on the operating rod 41. The interlocking component 43 interlocks the movable shielding piece 44, the movable shielding piece 44 is pivotally mounted on the fixed shielding plate 3, and the movable shielding piece 44 shields the notch 30 of the fixed shielding plate 3. The fixed base 5 is installed in front of the reflection cover 2, and a plurality of stereotactic convex ears 50 are installed on the fixed base 5, and the perforated 51 is perforated in the stereotactic convex ear 50. A screw part 52 is inserted and installed therein, and a lens 53 is installed on the fixed base 5. In this way, the structure of the headlight 1 is completed.

At the time of assembly, as shown in FIGS. 3 to 5, the partition plate 22 is installed on the lower cover body 20, and the perforations 220 on the partition plate 22 are respectively inserted into the perforations 204 on the fixed convex edge 203 of the lower cover body 20. Next, the upper cover body 21 is placed on the partition plate 22, and each perforation 214 on the fixed convex edge 213 of the upper cover body 21 is aligned with each perforation 220 on the partition plate 22.
A plurality of screw parts 23 are inserted and installed in the perforations 214, 220, and 204 that face the upper cover body 21, the partition plate 22, and the lower cover body 20, respectively. Then, the upper cover body 21, the partition plate 22 and the lower cover body 20 are fixed and integrated by the screw parts 23.
Next, the fixed shielding plate 3 is installed in front of the lower cover body 20, and each perforation 31 of the fixed shielding plate 3 is aligned with each perforation 202 on the localization convex edge 201 of the lower cover body 20. The fixing base 5 is installed in front of the reflection cover 2, and the perforations 51 on the stereotactic convex ears 50 of the fixing base 5 are perforated 202 on the stereotactic convex edge 201 of the upper cover body 21 and perforations 31 on the fixed shielding plate 3. The screw parts 52 are inserted into the corresponding perforations 51, 31, 202 or 51, 212 and installed, and the fixing base 5 and the fixed shielding plate 3 are fixed to the front of the reflective cover 2. The assembly of the headlight is completed.

When switching between the long-distance light and the short-distance light of the headlight, as shown in FIGS. 5 and 6, when the electromagnetic valve 40 receives electricity, the operating rod 41 faces downward due to the magnetic force adsorption of the electromagnetic valve 40. Move to fit inside.
Then, it moves downward together with the interlocking part 43 and further compresses the spring 42. When the interlocking part 43 moves downward, it tilts and moves with the movable shielding piece 44, and when the movable shielding piece 44 tilts and moves downward, the notch 30 (see FIG. 6) on the fixed shielding plate 3 is not shielded. The reflected light rays projected on the reflective surfaces 210 and 200 in the upper cover body 21 and the lower cover body 20 are completely projected from the LED lamps 223 installed on the top and bottom surfaces of the partition plate 22 to form a long distance light illumination. To do.
Also, when switching to the short-distance light illumination, when the electromagnetic valve 40 is turned off, the elasticity of the spring 42 is restored, the operating rod 41 and the interlocking component 43 are lifted upward, and the movable shielding piece 44 is interlocked and upward. Pulled up and restored (see FIG. 5), the movable shielding piece 44 shields the notch 30 on the fixed shielding plate 3.
The light beam refracted from the LED lamp 223 on the bottom surface of the partition plate 22 is blocked by the movable shielding piece 44 and cannot be projected, and only the light beam reflected from the LED lamp 223 on the top surface of the partition plate 22 is projected. Switch to short-distance light illumination to form a range.
In this way, according to the present invention, the LED lamp 223 installed on the uppermost and bottom surface of the partition plate 22 has a uniform light source on the upper cover body 21 of the reflective cover 2 and the reflective surfaces 210 and 200 of the lower cover body 20. , Then refracted and projected, and the projected light is uniformed to achieve a very good lighting effect. Further, the installation of the partition plate 22 immediately transmits the heat source generated by the LED lamp 223 onto the heat radiating fins 221 to satisfactorily lower the temperature to achieve a heat radiating effect, thereby extending the service life of the headlight.

  As described above, the present invention reliably achieves the intended purpose and effect, and is ideal and practical as compared with the known art. The above-described embodiments have only been described in detail for the preferred embodiments of the present invention. The examples do not limit the scope of the present invention, and changes and modifications that do not depart from the technical means presented by the present invention are intended to be included in the scope of the present invention.

DESCRIPTION OF SYMBOLS 1 Headlight 10 Light cover 100 Storage space 101 Reflecting surface 11 Light-emitting body 12 Orientation plate 120 Translucent hole 13 Connection base 14 Light-shielding assembly 140 Electromagnetic valve 141 Light-shielding plate 15 Translucent cover 16 Fixed frame 17 Light source 2 Reflective cover 20 Bottom Cover body 200 Reflective surface 201 Stereotaxic edge 202 Perforated 203 Fixed convex edge 204 Perforated 21 Upper cover body 210 Reflective surface 211 Localized convex edge 212 Perforated 213 Fixed convex edge 214 Perforated 22 Partition plate 220 Perforated 221 Radiation fin 222 Circuit board 223 LED lamp 23 Screw part 3 Fixed shielding plate 30 Notch 31 Drilling hole 4 Drive device 40 Electromagnetic valve 41 Actuating rod 42 Spring 43 Interlocking part 44 Movable shielding piece 5 Fixing base 50 Stereotaxy 51 Earring 52 Screw part 53 Lens

Claims (3)

In the structure of the headlight,
The lower cover body and the upper cover body are combined, the lower cover body and the upper cover body are combined with each other, and a partition plate is installed between the lower cover body and the upper cover body. The opposed inner surfaces of the upper cover body are arch-shaped reflective surfaces, and a plurality of pieces of heat radiation fins are installed at the rear of the partition plate, and the heat radiation fins on the partition plate are formed of the lower cover body and the upper cover body. A circuit board is installed on each of the top and bottom surfaces of the partition plate, and a reflective cover for installing an LED lamp on the circuit board;
A fixed shielding plate installed in front of the lower cover body of the reflective cover and installing a notch;
A driving device installed on the fixed shielding plate, installing a movable shielding piece, and shielding a notch of the fixed shielding plate;
A headlight structure characterized by including a fixed base that is installed in front of the reflective cover and on which a lens is placed.   The front edge of the lower cover body and the upper cover body of the reflective cover is provided with a stereotactic convex edge, a plurality of perforations are perforated on the stereotactic convex edge, and a plurality of perforations are provided on the fixed shielding plate. The fixed shielding plate has a perforation corresponding to each perforation on the stereotactic convex edge of the lower cover body, and a plurality of stereotactic convex ears are installed on the fixed base, and the stereotactic convex ears are perforated. The perforations of the stereotaxic convex ear correspond to the perforations on the stereotactic convex edge of the lower cover body and the upper cover body, and correspond to each other on the stereotaxic convex ear, the fixed shielding plate and the stereotactic convex edge. 2. The headlight structure according to claim 1, wherein a screw part is inserted and installed in the perforated hole.   The driving device is provided with an electromagnetic valve, an operating rod is installed on the electromagnetic valve, a spring is fitted on the operating rod, an interlocking component is installed on the operating rod, and the interlocking component is movable. 2. The headlight structure according to claim 1, wherein the movable shielding piece is pivotally connected to the fixed shielding plate in conjunction with the shielding piece, and the movable shielding piece shields the notch of the fixed shielding plate. .

Images