CN220582278U - Automobile projection lamp - Google Patents

Abstract

The utility model relates to an automobile projection lamp, which comprises a closed shell detachably connected with any automobile exterior rearview mirror; the projection lamp of the exterior rearview mirror has ingenious structural design, and patterns on the film are projected to the ground through the lens by the spotlight, so that a good atmosphere can be created; the distance between the lens and the spotlight is adjusted through the focusing assembly, the focal length is adjustable, the imaging quality of patterns is improved, the ornamental effect is good, the focusing device is applicable to rearview mirrors with different heights, imaging is clear, and the practicability is good.

Description

Automobile projection lamp

Technical Field

The utility model relates to the technical field of automobile decoration accessories, in particular to an automobile projection lamp.

Background

Along with the improvement of living standard, more and more people are equipped with vehicles as important riding tools, so that in order to increase personalized driving experience, drivers can provide the vehicles with exterior rearview mirror projection lamps according to personal preference and requirements, and individual patterns are projected on the ground to play roles of attractive appearance and night auxiliary illumination;

however, since the heights of the vehicle bodies are different, and most of the exterior rearview mirror projection lamps are of fixed focal lengths, when the exterior rearview mirror projection lamps are mounted on different vehicles, the distances from the exterior rearview mirror projection lamps to the ground are different, so that the pictures projected on the ground are not clear enough, and the ornamental effect is general.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide an automobile projection lamp aiming at the defects in the prior art.

The technical scheme adopted for solving the technical problems is as follows: an automobile projection lamp comprises a closed shell detachably connected with any automobile exterior rearview mirror, wherein one end of the closed shell is provided with a lens projected towards the ground; a transparent waterproof and dustproof mask is arranged on the lens; a PCB, a spotlight electrically connected with the PCB, a film with patterns and a focusing assembly for adjusting the focal length of the lens are sequentially arranged in the closed shell from top to bottom; the spotlight emits light rays towards the lens; the film is positioned on the emergent path of the light; the focusing assembly comprises an adjusting inner cylinder fixedly arranged in the closed shell, an adjusting outer cylinder sleeved on the outer side of the adjusting inner cylinder and in sliding connection with the adjusting inner cylinder, and a driving mechanism for driving the adjusting outer cylinder to lift on the adjusting inner cylinder; the lens is fixedly arranged at the bottom of the adjusting outer cylinder;

the utility model relates to an automobile projection lamp, wherein a plurality of Z-axis guide strips protruding outwards are circumferentially arranged on the outer side surface of an adjusting inner cylinder; an annular accommodating groove is formed between the outer side surface of the adjusting inner cylinder and the inner side surface of the adjusting outer cylinder; the plurality of Z-axis guide strips are accommodated in the accommodating groove;

the utility model relates to an automobile projection lamp, wherein a plurality of positioning grooves are formed in the surface of one side, facing the adjusting outer cylinder, of the Z-axis guide strip along the length direction of the Z-axis guide strip; a plurality of grooves which are in one-to-one correspondence with the Z-axis guide strips are circumferentially arranged on the inner wall of the adjusting outer cylinder; the grooves are communicated with the accommodating groove; a plug matched with any one of the positioning grooves on the corresponding Z-axis guide strip and an elastic piece for driving the plug to move towards the adjusting inner cylinder are arranged in the groove; a group of distance adjusting units are formed by the positioning grooves, the plugs and the elastic pieces on the Z-axis guide bar; focusing the lens through a plurality of groups of distance adjusting units;

the utility model relates to an automobile projection lamp, wherein when a positioning groove and a groove are staggered up and down, a plug is abutted against the outer side surface of a Z-axis guide bar, and an elastic piece is in a compressed state; when the positioning groove is directly communicated with the groove, the elastic piece drives at least one part of the plug to extend into the positioning groove for fixing;

the utility model relates to an automobile projection lamp, wherein one surface of an adjusting outer cylinder facing a mask is also provided with a mounting groove for fixedly placing a lens; the mounting groove is communicated with the inner cavity of the adjusting inner cylinder through an optical channel;

the utility model relates to an automobile projection lamp, wherein the spotlight comprises a lampshade; a light source and an imaging convex lens are sequentially arranged in the lampshade from top to bottom; the light source emits light toward the imaging convex lens;

the utility model relates to an automobile projection lamp, wherein the driving mechanism comprises a driving motor for driving the adjusting outer cylinder to lift; the closed shell is also provided with a wire passing channel for a wire to pass through; the lead supplies power to the driving motor and the spotlight;

the utility model relates to an automobile projection lamp, wherein a transparent waterproof dustproof mask is fixedly arranged on a lens.

The utility model has the beneficial effects that: the projection lamp of the exterior rearview mirror has ingenious structural design, and patterns on the film are projected to the ground through the lens by the spotlight, so that a good atmosphere can be created; the distance between the lens and the spotlight is adjusted through the focusing assembly, the focal length is adjustable, the imaging quality of patterns is improved, the ornamental effect is good, the focusing device is applicable to rearview mirrors with different heights, imaging is clear, and the practicability is good.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the present utility model will be further described with reference to the accompanying drawings and embodiments, in which the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained by those skilled in the art without inventive effort:

FIG. 1 is an exploded perspective view of an automotive projection lamp according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the focusing assembly of FIG. 1;

FIG. 3 is a second schematic structural view of the focusing assembly of FIG. 1;

FIG. 4 is a cross-sectional view of the focus assembly of FIG. 1 (with the detents displaced up and down from the grooves);

FIG. 5 is a second cross-sectional view of the focus assembly of FIG. 1 (with the detent in direct communication with the recess);

fig. 6 is an exploded perspective view of the spotlight of fig. 1;

fig. 7 is a cross-sectional view of the spotlight of fig. 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art without any inventive effort, are intended to be within the scope of the present utility model, based on the embodiments of the present utility model.

1-7, the automobile projection lamp of the preferred embodiment of the utility model comprises a sealed shell 11 detachably connected with any automobile exterior rearview mirror, wherein the sealed shell 11 comprises an upper cover and an annular side wall tightly connected with the upper cover; the upper cover and the annular side wall are mutually enclosed to form a containing cavity; wherein, one end of the closed shell 11 is provided with a lens (not shown) projecting towards the ground; a transparent waterproof and dustproof mask 12 is arranged on the lens (not shown in the figure); the lens and the mask are arranged at one end of the annular side wall, which is far away from the upper cover; an annular foam is arranged between the mask and the annular side wall, so that the air tightness is good; a PCB 13, a spotlight 14 electrically connected with the PCB 13, a film 15 with patterns and a focusing assembly 16 for adjusting the focal length of a lens (not shown) are sequentially arranged in the closed shell 11 from top to bottom; spotlight 14 emits light toward a lens (not shown); the film 15 is positioned on the emergent path of the light; the focusing assembly 16 comprises an adjusting inner cylinder 161 fixedly installed in the closed shell 11, an adjusting outer cylinder 162 sleeved on the outer side of the adjusting inner cylinder 161 and in sliding connection with the adjusting inner cylinder 161, and a driving mechanism (not shown) for driving the adjusting outer cylinder 162 to lift on the adjusting inner cylinder 161; a lens (not shown) is fixedly installed at the bottom of the adjusting outer cylinder 162; in one embodiment, the height of the inner cylinder is adjusted to be not greater than the height of the outer cylinder; the structure is compact, and the space utilization rate is high.

The projection lamp of the exterior rearview mirror has ingenious structural design, and patterns on the film are projected to the ground through the lens by the spotlight, so that a good atmosphere can be created; the distance between the lens and the spotlight is adjusted through the focusing assembly, the focal length is adjustable, the imaging quality of patterns is improved, the ornamental effect is good, the focusing device is applicable to rearview mirrors with different heights, imaging is clear, and the practicability is good.

Further, the outer side surface of the inner adjustment cylinder 161 is circumferentially provided with a plurality of outwardly protruding Z-axis guide bars 163; an annular receiving groove 164 is formed between the outer side surface of the regulating inner cylinder 161 and the inner side surface of the regulating outer cylinder 162; the plurality of Z-axis guide bars 163 are each accommodated in the accommodation groove 164. In one embodiment, the plurality of Z-axis guide strips are arranged around the center of the circle of the adjusting inner cylinder as the axis, and the plurality of Z-axis guide strips are uniformly distributed; the adjusting outer cylinder can stably drive the lens to move, and imaging is stable.

Further, a plurality of positioning grooves 165 are provided on a side surface of the Z-axis guide bar 163 facing the regulating outer cylinder 162 along a length direction thereof; a plurality of grooves 166 corresponding to the Z-axis guide strips 163 one by one are circumferentially arranged on the inner wall of the adjusting outer barrel 162; the plurality of grooves 166 are each in communication with the receiving groove 164; a choke plug 167 which is matched with any positioning groove 165 on the corresponding Z-axis guide strip 163 and an elastic piece 168 which drives the choke plug 167 to move towards the adjusting inner cylinder 161 are arranged in the groove 166; a plurality of positioning slots 165, plugs 167 and elastic members 168 on the Z-axis guide bar 163 form a set of distance adjusting units; focusing a lens (not shown) through a plurality of groups of distance adjusting units; when the positioning groove 165 and the groove 166 are staggered up and down, the plug 167 is abutted against the outer side surface of the Z-axis guide bar 163, and the elastic member 168 is in a compressed state; when the positioning groove 165 is in opposite communication with the groove 166, the elastic member 168 drives at least a portion of the plug 167 to extend into the positioning groove 165 for fixing, and the adjustment is convenient.

Further, a mounting groove 169 for fixing a lens (not shown) is formed on the surface of the adjusting outer cylinder 162 facing the mask 12; the mounting groove 169 is communicated with the inner cavity of the adjusting inner cylinder 161 through the optical channel 17; the mounting groove, the light channel, the inner cavity of the adjusting inner cylinder and the spotlight are all positioned on the same straight line, so that imaging is facilitated.

Further, the spotlight 14 includes a lamp shade 141; a light source 142 and an imaging convex lens 143 are sequentially arranged in the lamp shade 141 from top to bottom; the light source 142 emits light toward the imaging convex lens 143.

Further, the driving mechanism (not shown) includes a driving motor for driving the adjusting outer cylinder 162 to lift; the closed shell 11 is also provided with a wire passing channel for the wire to pass through; the wires supply power to the drive motor and the spotlight.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims (8)

1. An automobile projection lamp comprises a closed shell detachably connected with any automobile exterior rearview mirror, and is characterized in that one end of the closed shell is provided with a lens projected towards the ground; a PCB, a spotlight electrically connected with the PCB, a film with patterns and a focusing assembly for adjusting the focal length of the lens are sequentially arranged in the closed shell from top to bottom; the spotlight emits light rays towards the lens; the film is positioned on the emergent path of the light; the focusing assembly comprises an adjusting inner cylinder fixedly arranged in the closed shell, an adjusting outer cylinder sleeved on the outer side of the adjusting inner cylinder and in sliding connection with the adjusting inner cylinder, and a driving mechanism for driving the adjusting outer cylinder to lift on the adjusting inner cylinder; the lens is fixedly arranged at the bottom of the adjusting outer cylinder.

2. The automobile projection lamp of claim 1 wherein the outer surface of the inner adjustment cylinder is circumferentially provided with a plurality of outwardly projecting Z-axis guide bars; an annular accommodating groove is formed between the outer side surface of the adjusting inner cylinder and the inner side surface of the adjusting outer cylinder; the plurality of Z-axis guide strips are all accommodated in the accommodating groove.

3. The projection lamp of claim 2, wherein a side surface of the Z-axis guide bar facing the adjusting outer cylinder is provided with a plurality of positioning grooves along a length direction thereof; a plurality of grooves which are in one-to-one correspondence with the Z-axis guide strips are circumferentially arranged on the inner wall of the adjusting outer cylinder; the grooves are communicated with the accommodating groove; a plug matched with any one of the positioning grooves on the corresponding Z-axis guide strip and an elastic piece for driving the plug to move towards the adjusting inner cylinder are arranged in the groove; a group of distance adjusting units are formed by the positioning grooves, the plugs and the elastic pieces on the Z-axis guide bar; and the lens is focused by a plurality of groups of the distance adjusting units.

4. The projection lamp of claim 3, wherein the plug is abutted against the outer surface of the Z-axis guide bar when the positioning groove is vertically dislocated from the groove, and the elastic member is in a compressed state; when the positioning groove is directly communicated with the groove, the elastic piece drives at least one part of the plug to extend into the positioning groove for fixing.

5. The automobile projection lamp of claim 4, wherein a mounting groove for fixedly placing the lens is further formed in one surface of the adjusting outer cylinder facing the mask; the mounting groove is communicated with the inner cavity of the adjusting inner cylinder through an optical channel.

6. The automotive projection lamp of any one of claims 1-5, wherein the spotlight includes a lamp housing; a light source and an imaging convex lens are sequentially arranged in the lampshade from top to bottom; the light source emits light toward the imaging convex lens.

7. The automobile projection lamp of claim 6 wherein the drive mechanism includes a drive motor that drives the adjustment outer cylinder up and down; the closed shell is also provided with a wire passing channel for a wire to pass through; the wire supplies power to the driving motor and the spotlight.

8. The projection lamp of claim 6, wherein a transparent waterproof and dustproof mask is fixedly arranged on the lens.