CN202902114U - Fog lamp - Google Patents

Abstract

A fog lamp comprises a reflector base, an aspheric lens arranged on the reflector base, a fog lamp light source and a heat dissipation base. The reflecting seat has one cave reflecting surface to define one lamp cave and one peripheral reflecting surface around the lamp cave, and the cave reflecting surface can reflect the light ray inside the lamp cave and the lamp cave has one light blocking edge to make the fog lamp light form bottom edge have horizontal cut-off line, and the peripheral reflecting surface has one first reflecting area extending downwards from the light blocking edge and the first reflecting area has one through hole for the fog lamp source to pass through. The aspheric lens extends along the length direction of the light blocking edge. Through the structural design of the reflecting seat and the aspheric lens, an innovative fog lamp structural design with a small size can be provided under the condition of not influencing the brightness, and the fog lamp light sources with different sizes can be conveniently installed and adjusted.

Description

fog lights

technical field

The utility model relates to a lamp installed in a transportation tool, in particular to a fog lamp installed in a transportation tool.

Background technique

Conventional fog lamps usually include a circular housing with a circular chamber and a reflective surface located in the chamber, and the fog lamp also includes a bulb installed in the chamber , a spherical convex lens installed in front of the shell seat, and a light shield installed in the chamber and between the light bulb and the spherical convex lens.

When the light generated by the bulb is reflected by the reflective surface of the housing and blocked by the light baffle, it will be transmitted by the spherical convex lens, and the light shading function of the light baffle will be used to generate a line of horizontal light and shade that conforms to the shape of the fog light cutoff line. It is known that the design of existing fog lamps can achieve the expected purpose, but the design of the circular housing and the spherical convex lens not only lacks variability in shape, but also has a larger overall size under the same brightness.

Utility model content

Therefore, the object of the present invention is to provide a fog lamp with an innovative structure and a smaller height dimension at the same brightness.

Therefore, the fog lamp of the present invention can be used for forward projection to generate a fog light shape, and includes a reflection seat, an aspheric lens, a fog lamp light source, and a heat dissipation seat respectively installed on the reflection seat. The reflecting seat has a reflective surface defining a lamp socket with an opening facing forward, and a peripheral reflecting surface defining a reflective space connected to the front of the lamp socket and opening facing forward, and has a lamp socket from the lamp socket The mounting hole extending downwards, the reflective surface of the cavity can reflect the light that enters the cavity from the mounting hole forward into the reflecting space, and the opening of the cavity has a bottom that extends left and right and makes the fog light shape generated The edge has a light-shielding edge with a horizontal cut-off line, and the peripheral reflective surface has a forward-facing first reflection area extending downward from the light-shielding edge and protruding forward, and the first reflection area has a front-to-back penetration perforation. The aspheric lens is mounted on the reflective seat to cover the opening of the reflective space, and extends along the length direction of the light-shielding side of the lamp socket in a left and right arc, and allows the light in the reflective space to penetrate forward for projection The fog light pattern is displayed. The light source of the fog lamp is installed on the reflector base through the through hole forwardly, and can be driven to generate light that is upwardly injected into the lamp cavity through the installation hole. The heat dissipation seat is installed and fixed on the reflection seat in contact with the fog lamp light source.

Advantageously, the opening of the lamp socket of the reflective seat also has an arc convex edge spaced above the light-shielding edge, and the peripheral reflective surface of the reflective seat also has an arc convex edge forward from the arc convex edge of the lamp socket opening. The curved second reflective area facing downward, two third reflective areas respectively arranged on the left and right opposite sides of the first reflective area and extending forward from the left and right sides, and one located between the third reflective area and the first reflective area. A fourth reflective area between the reflective areas and facing upward to the second reflective area.

Advantageously, the light-shielding side of the reflection base is curved forward, and the aspheric lens is also convex forward, and the convex arc matches the light-shielding side of the reflection base.

Advantageously, the reflector includes a base portion, and a reflector portion located in front of the base portion, extending up, down, left, and right, and defining the lamp socket and the reflection space. The installation hole is from the lamp socket to extending downward and penetrating to the bottom surface of the base part, the perforation extending backward from the first reflection area and penetrating through the rear side of the reflector part, the cooling seat is stacked upwards and installed on the bottom surface of the base part, the fog lamp The light source includes a circuit board that is mounted on the top surface of the heat sink and can go through the through hole, and a circuit board that is electrically connected to the top surface of the circuit board and exposed in the installation hole and can emit light toward the reflective surface of the hole. of luminous body.

Advantageously, the heat sink has a heat conduction base for the circuit board to be mounted on its top surface and mounted against the bottom surface of the base, and two protruding upwards from the heat conduction base respectively The heat conduction column of the base part.

Advantageously, the heat sink also has an alignment column protruding from the top surface of the heat conduction base, and the circuit board has an alignment hole through which the alignment column penetrates up and down.

Advantageously, the heat sink also has two pivot shafts protruding from the left side and the right side of the heat conduction seat respectively.

Advantageously, the second reflective area and the fourth reflective area are respectively recessed with a vertically facing embedding groove, and the aspheric lens is embedded and fixed in the embedding groove.

Advantageously, the second reflective area and the fourth reflective area are further provided with a positioning hole up and down respectively, and the aspheric lens has two positioning portions protruding up and down opposite to each other and respectively inserted and positioned in the positioning holes.

Efficacy of the utility model: Through the structural design of the reflector and the aspheric lens, an innovative fog lamp structure design with a smaller size can be provided without affecting the brightness of the fog lamp, and it can be easily installed and adjusted in different sizes source of fog lights.

Description of drawings

Fig. 1 is a perspective view of a preferred embodiment of the utility model fog lamp;

Figure 2 is an exploded perspective view of the preferred embodiment;

Fig. 3 is a bottom perspective view of a reflector seat of the preferred embodiment; and

Figure 4 is a side sectional view of the preferred embodiment.

Detailed ways

The aforementioned and other technical contents, features and effects of the present invention will be clearly presented in the following detailed description of a preferred embodiment with reference to the accompanying drawings.

As shown in Figures 1 and 2, the preferred embodiment of the fog lamp of the present invention is suitable for being pivotally installed on a lamp housing (not shown) in a vertically adjustable manner, and includes a reflector 3, which is respectively installed on the reflector An aspherical lens 4 and a fog lamp light source 5 of the seat 3, and a heat dissipation seat 6 installed on the reflector seat 3 and used for being pivotally mounted on the lamp housing.

As shown in Figures 2, 3, and 4, the reflector 3 includes a horizontal plate-shaped base portion 31, and a hollow reflector portion 32 that is connected to the front of the base portion 31 and expands outward, up, down, left, and right with an opening facing forward. . The reflecting seat 3 also has a cavity reflecting surface 33 defining a forward-facing lamp cavity 330, and a peripheral reflecting surface 34 surrounding and defining a forward-facing reflecting space 340 connected to the front of the lamp cavity 330, Wherein, the lamp socket 330 and the reflective space 340 are disposed on the reflective cover portion 32 .

The reflective surface 33 of the hole is in the shape of an upward and forward curved surface, which can reflect light forward into the reflective space 340 . The opening 331 of the lamp socket 330 has a light blocking edge 332 that extends in a left and right arc and is convex forward, and a light blocking edge 332 that is spaced above the light blocking edge 332 and that extends downward in a left and right arc and is connected to the left and right sides of the light blocking edge 332. The arc flange 333 at the end.

The peripheral reflective surface 34 has a first reflective area 341 extending downward from the light-shielding edge 332 and protruding forward, and a first downward arc protruding from the convex edge 333 . Two reflective areas 342, two third reflective areas 343 located on the left and right opposite sides of the first reflective area 341 and extending forward from left to right, and a third reflective area 343 located between the first reflective area 341 and the third reflective area 343 The fourth reflective area 344 of the second reflective area 342 faces upwardly between the bottom edges. The front edges of the second reflective area 342 and the fourth reflective area 344 are extending left and right and arc convex forward, and are respectively concavely provided with an embedding groove 345 extending along the arc of the front edge and facing up and down. A positioning hole 346 communicating with the embedding groove 345 is provided.

The reflection seat 3 also has a through hole 35 extending from the first reflection area 341 to the back through the reflection cover portion 32 , and a mounting hole that passes through the base portion 31 up and down and communicates with the lamp socket 330 through its front half. 36.

In this embodiment, the reflection base 3 is composed of two upper and lower bases (not shown in the figure), but it is not limited to this in implementation, and can be changed to an integrated structural design.

The top and bottom edges of the aspherical lens 4 are respectively embedded and positioned in the embedded groove 345, and the cover covers the opening of the reflection space 340, and has two up and down opposite protrusions, and is respectively inserted and positioned in the The positioning portion 41 in the positioning hole 346 . The aspherical lens 4 is curved left and right and is convex forward, and its convex arc is matched with the light-shielding edge 332 of the reflection seat 3, so that the light in the reflection space 340 can penetrate forward And projected a fog light shape.

The fog light source 5 is installed and fixed on the heat sink 6 , and is fixed below the base portion 31 of the reflector 3 by the heat sink 6 . The heat sink 6 includes a heat conduction seat body 61 that is installed upward against the bottom surface of the base portion 31 and covers the mounting hole 36, and two heat conduction seat bodies 61 protrude upwards and are set on the base portion. 31 of the thermal conduction column 62, a plurality of intervals protruding from the top surface of the heat conduction seat body 61 and spaced apart from the heat sink body 63 located behind the reflection seat 3, an alignment column protruding from the top surface of the heat conduction seat body 61 64, and two pivot shafts 65 protruding from the left and right sides of the heat conduction base 61 opposite to each other and used for pivoting on the lamp housing. The heat conduction base 61 is locked to the reflection base 3 through bolts 900, and can conduct the heat energy generated by the fog lamp light source 5 to the heat conduction column 62 and the heat sink 63, and then to the reflector. Block 3 to accelerate heat dissipation.

The fog lamp light source 5 includes a circuit board 51 for mounting on the top surface of the heat conducting base 61 , and an illuminant 52 electrically connected to the top surface of the circuit board 51 . The circuit board 51 has an alignment hole 511 penetrating up and down for the alignment cylinder 64 to pass through and position, and is locked to the heat conducting base 61 through bolts 800 . When the heat sink 6 is installed and fixed on the reflector 3, the fog light source 5 will be exposed under the mounting hole 36, and the circuit board 51 will partially pass through the through hole 35 forward, and the luminous body 52 will be driven to generate The light from the light will shoot upwards into the lamp cavity 330 , and shoot to the reflective surface 33 of the cavity. In this embodiment, the illuminant 52 is an LED, but it is not limited thereto during implementation.

When the fog lamp of the present utility model is installed, it can be pivotally mounted on the lamp housing through the pivot shaft body 65 of the cooling seat 6 , or be pivotally connected with other fog lamps side by side. When the fog lamp is in use, the light generated by the fog lamp light source 5 is reflected toward the direction of the aspheric lens 4 by mainly utilizing the cavity reflection surface 33 and the peripheral reflection surface 34 of the lamp cavity 330 forming the reflection seat 3 , because the fog lamp The light-shielding edge 332 of the lamp cavity 330 of the reflector 3 can have a function similar to a light-shielding plate, so the cooperation of the above-mentioned components can make the fog light shape generated by projection have a relatively clear horizontal bright cut-off line.

In addition, through the design of the perforation 35 in the first reflective area 341, the reflector 3 can be used to install fog light sources 5 of different sizes, that is, when a larger size fog light source is used 5, the through hole 35 can be used to allow the circuit board 51 to protrude forward through the structural design, so that the fog lamp light source 5 can still be installed, and it is convenient to use fog lamp light sources 5 of different sizes according to customer needs.

On the other hand, the aspheric lens 4 of the fog lamp in this embodiment is curved left and right along the length direction of the light-shielding edge 332 of the lamp socket 330, that is, the aspheric lens 4 is in the shape of a horizontal strip. Compared with the known circular lamps, the fog lamp not only has innovative structure and shape, but also can reduce the size of the fog lamp under the same brightness.

To sum up, through the structural design of the reflector 3 and the aspheric lens 4, in addition to providing an innovative fog lamp shape design, it also helps to further reduce the fog without affecting the brightness of the fog lamp. Dimensions of the lamp. And through the first reflection area 341 of the reflector 3, the structural design of the perforation 35 for the forward adjustment of the fog lamp light source 5 can be provided, which is convenient for adjusting and installing the fog lamp light source 5 of different sizes according to the needs of customers. Convenient and practical, therefore, can really reach the purpose of this utility model.

The above-mentioned content is only a preferred embodiment of the utility model, and the scope of the utility model can not be limited with this, that is, any simple equivalent changes made according to the scope of patent application for the utility model and the description content of the utility model are the same as Amendments all still belong to the scope covered by the utility model patent.

List of reference signs

3 reflection seat 33 hole reflection surface

31 base part 330 lamp socket

32 reflector part 331 opening

332 light blocking edge 4 aspheric lens

333 Arc convex edge 41 Positioning part

34 Peripheral reflective surface 5 Fog light source

340 reflection space 51 circuit board

341 First reflection area 510 Alignment hole

342 Second reflection area 52 Luminous body

343 The third reflection area 6 Heat sink

344 The fourth reflection area 61 Heat conduction seat body

345 Embedded groove 62 Thermal cylinder

346 Positioning hole 63 Heat sink body

35 perforated 64 alignment cylinder

36 Mounting hole 65 Pivot shaft body

Claims (9)

1. A fog lamp that can be used to project forward to generate a fog light shape, characterized in that the fog lamp includes: A reflection seat has a cavity reflection surface that defines a lamp cavity with an opening facing forward, and a peripheral reflection surface that defines a reflecting space that communicates with and surrounds the front of the lamp cavity and has an opening facing forward, and has a The hole extends downwards through the installation hole. The reflection surface of the hole can reflect the light that enters the light hole from the installation hole forward into the reflection space, and the opening of the light hole has a left and right extension that makes the generated fog light shape The bottom edge has a light-shielding edge with a horizontal cut-off line, and the peripheral reflective surface has a forward-facing first reflection area extending downward from the light-shielding edge and arcing forward, and the first reflection area has a front and rear perforation through; An aspherical lens is installed on the reflective seat to cover the opening of the reflective space, and extends along the length direction of the light-shielding edge of the lamp cavity in a left and right arc, and can make the light in the reflective space penetrate forward for projection Produce the fog light shape; a fog lamp light source, which can be installed on the reflector base through the through hole forwardly, and can be driven to generate light upwardly into the lamp cavity through the installation hole; and A heat sink is installed and fixed on the reflection seat in contact with the fog light source. 2. The fog lamp according to claim 1, characterized in that, the opening of the lamp socket of the reflector base also has an arc convex edge spaced above the light-shielding edge, and the peripheral reflective surface of the reflector base also has a a downwardly facing second reflective area curved forward from the convex edge of the opening of the lamp socket; two third reflective areas respectively arranged on the left and right opposite sides of the first reflective area and extending forward with the left and right deviated from each other; and A fourth reflective area is located between the third reflective area and the first reflective area and faces upward to the second reflective area. 3. The fog lamp according to claim 1 or 2, characterized in that, the light-shielding edge of the reflector is convex forward, and the aspheric lens is also convex forward, and the curvature of the convex arc is the same as The light-blocking edge of the reflector fits. 4. The fog lamp according to claim 1, characterized in that, the reflector seat comprises a base part, and a reflector located in front of the base part, extending up, down, left, and right, and defining the lamp cavity and the reflection space. In the cover part, the mounting hole extends downwards from the lamp socket to the bottom surface of the base part, the through hole extends backwards from the first reflection area and penetrates to the rear side of the reflective cover part, and the heat dissipation seat is stacked upwards. Installed on the bottom surface of the base, the fog light source includes a circuit board that is stacked on the top surface of the heat sink and can pass through the through hole forward, and a circuit board that is electrically connected to the top surface of the circuit board and exposed to the A luminous body that is installed in the hole and can emit light toward the reflective surface of the hole. 5. The fog lamp according to claim 4, characterized in that, the heat sink has a heat conduction seat for the circuit board to be mounted on its top surface and mounted against the bottom surface of the base part, and two respectively A heat conduction cylinder protrudes upward from the heat conduction base and is disposed on the base portion. 6. The fog lamp according to claim 5, characterized in that, the heat sink also has an alignment column protruding from the top surface of the heat conduction base, and the circuit board has an upper and lower penetrating column for the alignment column Alignment holes for body piercing. 7 . The fog lamp according to claim 5 , wherein the heat dissipation seat further has two pivotal shafts protruding from the left and right sides of the heat conduction seat body opposite to each other. 8 . 8. The fog lamp according to claim 2, characterized in that, the second reflective area and the fourth reflective area are respectively concavely provided with a vertically facing embedding groove, and the aspheric lens is embedded and fixed on the embedding groove. Install in the groove. 9. The fog lamp according to claim 8, characterized in that, the second reflective area and the fourth reflective area are respectively provided with a positioning hole up and down, and the aspheric lens has two protruding up and down facing away from each other and are inserted respectively The positioning part is located in the positioning hole.

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