CN218993188U

CN218993188U - LED automobile front fog lamp

Info

Publication number: CN218993188U
Application number: CN202223566410.1U
Authority: CN
Inventors: 李秀恒; 马晓辉
Original assignee: SHANDONG LDB AUTOMOBILE LIGHTING CO LTD
Current assignee: SHANDONG LDB AUTOMOBILE LIGHTING CO LTD
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-05-09
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses an LED automobile front fog lamp, which relates to the technical field of automobile fog lamps, solves the problems of low installation efficiency and high use cost of the existing LED fog lamp, simplifies the fog lamp structure, and has the following specific scheme: including the LED module, be used for installing the lamp body of LED module and inlay the lens on the lamp body front end, the LED module comprises installation department and fixed circuit board that sets up in installation department front end, has integrated LED light source and to the plug-in components on the circuit board, is equipped with a plurality of sealing washer on the tail end outer wall of installation department, and the tail end fixation of installation department is equipped with the radiating part, be equipped with first cartridge portion and second cartridge portion on the lamp body, installation department cartridge is in first cartridge portion and with first cartridge portion interference fit, the radiating part outwards stretches out the lamp body from first radiating part, to plug-in components and second cartridge portion combination formation sheath connector, to the pin on the plug-in components outwards stretches out the lamp body from second cartridge portion.

Description

LED automobile front fog lamp

Technical Field

The utility model relates to the technical field of automobile fog lamps, in particular to an LED automobile front fog lamp.

Background

The fog lamp is arranged at the front part and the rear part of the automobile and used for illuminating a road when a vehicle is traveling in a rainy and foggy day, and in the current stage, in order to improve the light efficiency and the light penetration capacity of the fog lamp and reduce the energy consumption, LEDs are often adopted as fog lamp light sources.

The inventor finds that the existing LED fog lamp has a plurality of assembly procedures, needs to be used for special wiring harnesses and the sheath connector to be connected with the vehicle body wiring harness connector, has low efficiency and high use cost of the lamp; and the existing LED fog lamp with the radiating fins arranged outside the lamp housing has a complex sealing structure at the radiating fins, and greatly reduces the maintenance and installation efficiency when the lamp is maintained subsequently.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the LED automobile front fog lamp, the opposite plug-in unit is arranged on the circuit board, the sheath connector is formed by matching the opposite plug-in unit with the second plug-in unit on the lamp housing, the use of a wire harness is eliminated, the structure is greatly simplified, meanwhile, the sealing ring is arranged on the mounting part, the connection and the sealing with the lamp housing are realized in a plug-in manner, the mounting complexity is reduced while the radiating fin extends out of the lamp housing, and the problems of low mounting efficiency and high use cost of the conventional LED fog lamp are solved.

In order to achieve the above object, the present utility model is realized by the following technical scheme:

in a first aspect, an embodiment of the utility model provides an LED automotive front fog lamp, which comprises an LED module, a lamp housing for mounting the LED module and a lens embedded on the front end of the lamp housing, wherein the LED module is composed of a mounting part and a circuit board fixedly arranged on the front end of the mounting part, an LED light source and a counter plug-in unit are integrated on the circuit board, a plurality of sealing rings are arranged on the outer wall of the tail end of the mounting part, a heat dissipation part is fixedly arranged at the tail end of the mounting part, a first plug-in unit and a second plug-in unit are arranged on the lamp housing, the mounting part is inserted in the first plug-in unit and is in interference fit with the first plug-in unit, the heat dissipation part extends out of the lamp housing from the first heat dissipation part, the counter plug-in unit and the second plug-in unit are combined to form a sheath connector, and a counter pin on the counter plug-in unit extends out of the lamp housing from the second plug-in unit.

As a further implementation, the heat sink is composed of a plurality of heat sinks.

As a further implementation mode, the installation part is fixedly provided with a positioning block, and a positioning groove matched with the positioning block is formed in the lamp shell.

As a further implementation manner, the outer wall of the first inserting portion extends outwards from the rear end of the lamp housing main body, a hole penetrating through the lamp housing is formed in the first inserting portion, and the mounting portion is inserted into the hole.

As a further implementation manner, the outer wall of the second plug-in mounting part extends outwards from the rear end of the lamp housing main body, a plurality of holes penetrating through the lamp housing are formed in the second plug-in mounting part, and the opposite pins are in one-to-one correspondence with the holes.

As a further implementation manner, the outer wall section of the first insertion part is stepped.

As a further implementation mode, the installation part is formed by an installation column and an installation plate fixedly arranged at the front end of the installation column, the circuit board is fixedly arranged on the installation plate, the installation plate is connected with the lamp shell through bolts, the installation column is inserted into the first insertion part, and the heat dissipation part is fixedly arranged at the tail end of the installation column.

As a further implementation, the mounting post has a cross-sectional dimension that is greater than the heat sink.

As a further implementation manner, the outermost end of the outer wall of the first plug-in mounting part is a shielding section bent towards the heat dissipation part, and the shielding section is contacted with the outer wall of the heat dissipation part.

As a further implementation, a sealing ring is located inside the shielding section.

The beneficial effects of the utility model are as follows:

1) The opposite plug-in unit is arranged on the circuit board, and the sheath connector is formed by matching the opposite plug-in unit with the second plug-in unit on the lamp housing, so that the use of a wire harness is eliminated, the structure is greatly simplified, and the cost is reduced; meanwhile, the sealing ring is arranged on the mounting part, the connection and sealing of the mounting part and the lamp housing are realized in a plug-in mounting mode, the radiating fins are ensured to extend out of the lamp housing to improve radiating efficiency, meanwhile, mounting complexity and sealing complexity are reduced, and mounting efficiency is greatly improved.

2) The positioning blocks and the positioning grooves are arranged, so that the mounting depth and the mounting angle of the LED module can be effectively limited, and the LED module can be conveniently mounted.

3) The sealing ring is positioned on the inner side of the shielding section, the shielding section not only can limit the depth of the mounting column inserted into the first inserting part, but also can be matched with the sealing ring to improve the tightness of the joint of the LED module and the lamp housing.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.

FIG. 1 is a schematic cross-sectional view of a mounting post in connection with a first cartridge portion according to one or more embodiments of the present disclosure;

FIG. 2 is a schematic rear view of an LED automotive front fog lamp in accordance with one or more embodiments of the present utility model;

FIG. 3 is a schematic diagram of a front view of an LED automotive front fog lamp (lenses not shown) in accordance with one or more embodiments of the present utility model;

fig. 4 is a schematic structural view of a second plug-in unit when no LED module is mounted on a housing according to one or more embodiments of the present utility model;

fig. 5 is a schematic structural view of a second plug-in unit when an LED module is mounted on a housing according to one or more embodiments of the present utility model;

FIG. 6 is a schematic perspective view of an LED module according to one or more embodiments of the present disclosure;

FIG. 7 is a schematic diagram of a side view of an LED module according to one or more embodiments of the present disclosure;

in the figure: the mutual spacing or size is exaggerated for showing the positions of all parts, and the schematic drawings are used only for illustration;

wherein, 1, mounting plate; 2. a mounting column; 3. a seal ring; 4. a positioning block; 5. a circuit board; 6. an LED light source; 7. the opposite pin; 8. a heat dissipation part; 9. a lamp housing; 10. a first insertion portion; 11. a second insertion portion; 12. a positioning groove; 13. a shielding section.

Detailed Description

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.

As introduced by the background technology, the existing LED fog lamp has a plurality of assembly procedures, needs to be connected with a special wire harness and a sheath connector and a vehicle wire harness connector, and has low efficiency and high lamp use cost; in addition, the existing LED fog lamp with the radiating fins arranged outside the lamp shell is complex in sealing structure at the radiating fins, so that the problem of maintenance and installation efficiency is greatly reduced during subsequent maintenance, and the LED automobile front fog lamp is provided for solving the problem.

Example 1

In an exemplary embodiment of the present utility model, as shown in fig. 1 to 7, an LED front fog lamp for an automobile is provided, which includes an LED module, a lamp housing 9 for mounting the LED module, and a lens embedded on the front end of the lamp housing 9.

As shown in fig. 6-7, the LED module is composed of a mounting portion, a circuit board 5, an LED light source 6, a pair of plug-ins and a heat dissipation portion 8, wherein the circuit board 5 is fixedly arranged at the front end of the mounting portion by bolting, riveting or embedding, the LED light source 6 is fixedly arranged on the circuit board 5 and electrically connected with the circuit board 5, and the pair of plug-ins is fixedly arranged at the top edge of the circuit board 5 and electrically connected with the circuit board 5 for direct connection with a vehicle body harness connector; the heat dissipation part 8 is fixedly arranged at the tail end of the mounting part and is mainly used for heat dissipation of the LED module.

It will be appreciated that the pair of connectors and the LED light source 6 are fixedly connected to the circuit board 5 by means of solder and electrically connected to each other.

The mounting part consists of a mounting plate 1 and a mounting column 2, wherein the mounting plate 1 is fixedly arranged at the front end of the mounting column 2, and a plurality of bolt holes are formed in the mounting plate 1 along the circumferential direction of the mounting plate 1 so as to fixedly connect the mounting plate 1 with the lamp housing 9 through bolts; the tail end of the mounting column 2 is fixedly provided with a heat dissipation part 8, and the circuit board 5, the LED light source 6 and the opposite plug-in unit are integrally mounted on the mounting plate 1.

The outer surface of the tail end of the mounting column 2 is axially provided with a plurality of layers of sealing rings 3 for sealing the joint between the mounting column 2 and the lamp housing 9, and the radiating part 8 consists of a plurality of radiating fins so as to increase the contact area between the radiating part 8 and air and improve the radiating capacity of the radiating part.

It will be appreciated that a plurality of mounting grooves for mounting the sealing ring 3 may be provided on the outer surface of the tail end of the mounting post 2 along the axial direction thereof, so as to limit the position of the sealing ring 3, and specifically may be selected according to practical requirements, without any excessive limitation.

The junction of mounting panel 1 and erection column 2 is still fixed and is equipped with a locating piece 4 to assist its location when the LED module is installed in lamp body 9, in order to avoid the position, the angle to appear the deviation when the LED module is installed.

The mounting plate 1, the mounting post 2, the positioning block 4, and the heat dissipation portion 8 may be formed by integrally molding.

As shown in fig. 2-5, a main body of the lamp housing 9 is provided with a first inserting part 10, a second inserting part 11 and a positioning groove 12, the first inserting part 10 is fixedly arranged at the rear end of the main body of the lamp housing, the outer wall of the first inserting part 10 extends outwards, and a hole channel penetrating through the lamp housing 9 is formed in the first inserting part 10 and is used for inserting the mounting column 2;

the second plug-in mounting portion 11 is located the top of first plug-in mounting portion 10, and mainly used is to the cartridge, and the fixed rear end that sets up in the lamp body of second plug-in mounting portion 11, and the outer wall of second plug-in mounting portion 11 outwards extends equally, and the inside of second plug-in mounting portion 11 is equipped with the hole that runs through lamp body 9 to be used for the installation to the plug-in components.

Specifically, be equipped with a plurality of pairs of contact pins 7 on the plug-in components, the inside of second cartridge portion 11 is equipped with quantity and position and the hole to contact pin 7 one-to-one, after the plug-in components are installed in the lamp body 9, the hole in the accessible second cartridge portion 11 outwards stretches out lamp body 9 to contact pin 7, at this moment, constitute standard sheath connector (as shown in fig. 5) jointly to plug-in components and second cartridge portion 11 for with the direct grafting of automobile body pencil connector, cancelled the use of pencil, greatly reduced the installation complexity, improved installation effectiveness.

The outer wall of the second plug-in mounting part 11 has shielding protection effect on the opposite pin 7 so as to prevent rainwater from falling onto the opposite pin 7, and meanwhile, when the second plug-in mounting part is in butt joint with a vehicle body wire harness connector, the second plug-in mounting part 11 can be matched with the vehicle body wire harness connector to form a seal, and a sealing ring is arranged in the vehicle body wire harness connector.

The positioning groove 12 is located inside the lamp housing 9 and between the first inserting portion 10 and the second inserting portion 11, and the positioning block 4 is installed in the positioning groove 12 to limit the installation depth and the installation angle of the LED module.

It is understood that the interior of the lamp housing 9 in this embodiment is a space between the lamp housing 9 and the lens.

As shown in fig. 1, the cross section of the outer wall of the first inserting portion 10 is stepped, and the outer wall of the first inserting portion 10 is in interference fit with the mounting post 2 to achieve a clamping connection, so that the mounting post 2 is fixedly arranged in the first inserting portion 10.

Specifically, the cross-sectional size of the internal hole of the first inserting portion 10 is slightly smaller than that of the mounting column 2, and when the mounting column 2 is inserted into the first inserting portion 10, interference fit can be formed between the mounting column 2 and the first inserting portion 10, so that the position of the mounting column 2 can be fixed.

The cross section size of radiating portion 8 is less than erection column 2, and the outer end of the outer wall of first cartridge portion 10 is for the shielding section 13 that bends towards radiating portion 8, and shielding section 13 contacts with the outer wall of radiating portion 8, and at this moment, sealing washer 3 is located the inboard of shielding section 13, and shielding section 13 not only can restrict the degree of depth of erection column 2 inserted first cartridge portion 10, can also improve the leakproofness of LED module and lamp body 9 junction with sealing washer 3 cooperation.

One side of the sealing ring 3 is provided with a shielding section 13, and the other side is provided with a clamping connection part of the mounting column 2 and the first inserting part 10, so that the sealing ring can be regarded as three-layer sealing, and the connection tightness of the LED module and the lamp housing 9 is greatly improved.

It will be appreciated that in other embodiments, the plug-in unit may be disposed at the lower edge of the circuit board 5, where the second plug-in unit 11 is located below the first plug-in unit 10, and the specific arrangement may be determined according to the actual design requirements, which is not limited in any way.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a LED automobile front fog lamp which characterized in that, includes the LED module, is used for installing the lamp body of LED module and inlays the lens on the lamp body front end, the LED module comprises installation department and the fixed circuit board that sets up in installation department front end, has integrated LED light source and to the plug-in components on the circuit board, is equipped with a plurality of sealing washer on the tail end outer wall of installation department, and the tail end fixation of installation department is equipped with the radiating part, be equipped with first cartridge portion and second cartridge portion on the lamp body, installation department cartridge is in first cartridge portion and with first cartridge portion interference fit, the radiating part outwards stretches out the lamp body from first radiating part, to plug-in components and the outside lamp body of second cartridge portion combination formation sheath connector to the pin on the plug-in components.

2. The LED automotive front fog lamp of claim 1, wherein the heat sink is comprised of a plurality of heat sinks.

3. The LED automobile front fog lamp according to claim 1, wherein the mounting part is fixedly provided with a positioning block, and a positioning groove matched with the positioning block is formed in the lamp housing.

4. The LED automotive front fog lamp of claim 1, wherein the outer wall of the first plug-in portion extends outwardly from the rear end of the lamp housing body, a hole penetrating the lamp housing is formed in the first plug-in portion, and the mounting portion is inserted into the hole.

5. The LED front fog lamp of claim 1, wherein the outer wall of the second plug-in mounting portion extends outwards from the rear end of the lamp housing main body, a plurality of holes penetrating through the lamp housing are formed in the second plug-in mounting portion, and the pair of pins are in one-to-one correspondence with the holes.

6. The LED automotive front fog lamp of claim 1, wherein the outer wall section of the first plug-in portion is stepped.

7. The LED front fog lamp of claim 1, wherein the mounting portion comprises a mounting post and a mounting plate fixedly arranged at the front end of the mounting post, the circuit board is fixedly arranged on the mounting plate, the mounting plate is connected with the lamp housing through bolts, the mounting post is inserted into the first inserting portion, and the heat dissipation portion is fixedly arranged at the tail end of the mounting post.

8. The LED automotive front fog lamp of claim 7, wherein the mounting post has a cross-sectional dimension that is greater than the heat sink.

9. The LED automotive front fog lamp of claim 1, wherein the outermost end of the outer wall of the first plug-in portion is a shielding section bent toward the heat dissipation portion, and the shielding section is in contact with the outer wall of the heat dissipation portion.

10. The LED automotive front fog lamp of claim 9, wherein a sealing ring is located inside the shroud.