CN218671862U

CN218671862U - Novel LED projection lamp

Info

Publication number: CN218671862U
Application number: CN202223596748.1U
Authority: CN
Inventors: 李波
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-20
Filing date: 2022-12-20
Publication date: 2023-03-21
Anticipated expiration: 2032-12-20

Abstract

The utility model discloses a novel LED projection lamp relates to lamps and lanterns technical field. The utility model discloses an upper casing, lower casing and installing support, installing support and upper casing pass through screw fixed mounting to the constitution has open accommodating sleeve, and the installing support rotates with accommodating sleeve to be connected, still includes lens module, fixed mounting lamp pearl aluminum plate in accommodating sleeve, installs the pattern film in the lens module and is used for driving pattern film pivoted drive assembly, and drive assembly is connected with lamp pearl aluminum plate. The utility model discloses in through the concave-convex structure that corresponds on the light source that sees through condensing lens in proper order at every LED, throw the light of roughly flat line to the pattern film on, it is rotatory through motor drive pattern film for the projection lamp can throw different patterns, and the lens module adopts split type design, and the dismouting of projection lamp is convenient, is showing the promotion for production and conveying efficiency, also conveniently changes the pattern film of different styles, thereby makes the projection lamp present different styles.

Description

Novel LED projection lamp

Technical Field

The utility model belongs to the technical field of lamps and lanterns, especially, relate to a novel LED projection lamp.

Background

The optical imaging system consists of a group of optical lenses, realizes the functions of clear focusing and zooming of light source imaging, and controls the light projection angle between 1 degree and 5 degrees. The lens group can be added with a pattern piece to realize the clear projection image of a specific pattern. The integrated optical light projecting system formed by the light source and the optical lens is called as an LED light projector for short, the LED light projector forms a light projecting lamp array in a longitudinal and transverse arrangement mode, light source images (light spots) are projected on an interface to form a light spot array, and the light spot array forms gray level change under program control to realize pattern change. The above systems are collectively referred to as LED projection lamps.

In the application of the projection lamp in the market at present, there is a barrier between the diversity of the patterns and the definition and range of the patterns, for example, the number of the projected patterns is small, the projected patterns are monotonous, or the patterns are diversified, but the definition of the patterns is poor, and the projection range is small.

Therefore, the existing projection lamp has limitations on the projected pattern and the projection range, and cannot meet the requirements in practical use, so that an improved technology is urgently needed in the market to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel LED projection lamp, through making every LED's light source see through the concave-convex structure (also be exactly lens) that corresponds on the condensing lens in proper order, throw the light of roughly parallel line to the pattern film on, it is rotatory through motor drive pattern film, make the projection lamp can throw different patterns, and the lens module adopts split type design, the dismouting of projection lamp is convenient, show the promotion for production and conveying efficiency, also conveniently change the pattern film of different styles, thereby make the projection lamp present different styles, the problem that there is the limitation in pattern and the projection scope of having solved current projection lamp and throwing.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a novel LED projection lamp, including last casing, lower casing and installing support, the installing support with it passes through screw fixed mounting to go up the casing to the constitution has open accommodating sleeve, the installing support with accommodating sleeve rotates to be connected, still include lens module, fixed mounting in lamp pearl aluminum plate among the accommodating sleeve, install in pattern film in the lens module and be used for driving pattern film pivoted drive assembly, drive assembly with lamp pearl aluminum plate is connected.

Further, a lens accommodating groove is formed at the open end of the accommodating sleeve.

Further, lamp pearl aluminum plate pass through bolt assembly with accept telescopic inner wall fixed connection, install four equidistance LED lamp pearls that distribute on the lamp pearl aluminum plate.

Further, the lens module comprises a condensing lens and a fly-eye lens fixedly installed in the lens accommodating groove, a pair of support legs are integrally formed at the bottom of the condensing lens, and the support legs are fixedly connected with the lamp bead aluminum plate.

Furthermore, concave-convex structures are formed on the side wall of the lamp bead aluminum plate and at positions corresponding to the LED lamp beads.

Further, drive assembly including fixed mounting in motor on the lamp pearl aluminum plate lateral wall, the round hole has been seted up to lamp pearl aluminum plate's central position department, the output shaft of motor extends to and runs through outside the round hole, the motor with the mounting hole has been seted up to the round hole is coaxial, fixed mounting has the dead lever on the lateral wall of pattern film, the other end of dead lever extends to and runs through the mounting hole, and with the output shaft fixed connection of motor.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, every LED's light source sees through the concave-convex structure (also be exactly lens) that corresponds on the condensing lens in proper order, throws the light of roughly flat line to the pattern film on, it is rotatory through motor drive pattern film for the projection lamp can throw different patterns, and the lens module adopts split type design, and the dismouting of projection lamp is convenient, is showing the promotion for production and conveying efficiency, also conveniently changes the pattern film of different styles, thereby makes the projection lamp present different styles.

2. The utility model discloses a condensing lens and fly's eye lens's cooperation, condensing lens make the light luminance of LED lamp pearl even, improve the definition of projection pattern, and fly's eye lens has enlarged projection area for the LED projection lamp has that the projection definition is high, the projection pattern is abundant and the big advantage of projection pattern area.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall explosion three-dimensional structure of the present invention;

fig. 2 is a schematic view of a first perspective enlarged three-dimensional structure of the lens module and the driving assembly of the present invention;

fig. 3 is a schematic view of the lens module and the driving assembly of the second view angle magnifying three-dimensional structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. mounting a bracket; 2. an upper housing; 3. a motor; 4. a lamp bead aluminum plate; 5. a condenser lens; 6. a pattern film; 7. fixing the rod; 8. a fly-eye lens; 9. a lower housing.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Please refer to fig. 1, the utility model relates to a novel LED projection lamp, including last casing 2, lower casing 9 and installing support 1, installing support 1 passes through screw fixed mounting with last casing 2, and the constitution has open accepts the sleeve, installing support 1 rotates with accepts the sleeve and is connected, still include the lens module, fixed mounting is in accepting the lamp pearl aluminum plate 4 in the sleeve, install the pattern film 6 in the lens module and be used for driving 6 pivoted drive assembly of pattern film, drive assembly is connected with lamp pearl aluminum plate 4, in this application, every LED's light source sees through the concave-convex structure (also be lens) that correspond on the condensing lens 5 in proper order, throw roughly the light of flat line to the pattern film 6 on, it is rotatory to drive pattern film 6 through motor 3, make the projection lamp can throw different patterns, and the lens module adopts split type design, the dismouting of projection lamp is convenient, show the promotion for production and conveying efficiency, also conveniently change the pattern film 6 of different styles, thereby make the projection lamp present different styles.

As shown in fig. 1-3, the open end of the receiving sleeve is provided with a lens receiving groove, a lamp bead aluminum plate 4 is fixedly connected with the inner wall of the receiving sleeve through a bolt assembly, four LED lamp beads are mounted on the lamp bead aluminum plate 4 and are distributed equidistantly, a lens module comprises a condenser lens 5 and a fly eye lens 8 fixedly mounted in the lens receiving groove, the fly eye lens 8 is formed by combining a series of small lenses, the fly eye lens 8 can obtain high light energy utilization rate and large area uniform illumination before being applied to an illumination system, the projection area is effectively enlarged, the bottom of the condenser lens 5 is integrally formed with a pair of support legs, the support legs are fixedly connected with the lamp bead aluminum plate 4, concave-convex structures are formed at positions corresponding to the LED lamp beads on the side wall of the lamp bead aluminum plate 4, namely the lens, the lens has the advantages of small light dispersion, uniform brightness, strong penetrating power and further improved projection definition, the driving assembly comprises a motor 3 fixedly installed on the side wall of a lamp bead aluminum plate 4, a round hole is formed in the central position of the lamp bead aluminum plate 4, an output shaft of the motor 3 extends out of the through round hole, a mounting hole is formed in the motor 3 and is coaxial with the round hole, a fixing rod 7 is fixedly installed on the side wall of a pattern film 6, the other end of the fixing rod 7 extends into the through mounting hole and is fixedly connected with the output shaft of the motor 3, in the application, four LED lamp beads on the lamp bead aluminum plate 4 correspond to a concave-convex structure (namely a lens) on a condenser lens 5, light is projected onto the pattern film 6 through the condenser lens 5, different patterns are arranged on the pattern film 6, the pattern film 6 is fixedly connected with the output shaft of the motor 3, the motor 3 is started to rotate, the pattern film 6 is driven to form different patterns, the pattern film 6 is projected onto a fly eye lens 8, and the fly eye lens 8 forms different patterns on the pattern film 6, through the cooperation of condenser lens 5 and fly-eye lens 8, condenser lens 5 makes the light luminance of LED lamp pearl even, improves the definition of projection pattern, and fly-eye lens 8 has enlarged projection area for the LED projection lamp has the advantage that the projection definition is high, the projection pattern is abundant and the projection pattern area is big.

The above is only the preferred embodiment of the present invention, and the present invention is not limited thereto, any technical solutions recorded in the foregoing embodiments are modified, and some technical features thereof are replaced with equivalent ones, and any modification, equivalent replacement, and improvement made thereby all belong to the protection scope of the present invention.

Claims

1. The utility model provides a novel LED projection lamp, includes casing (2), casing (9) and installing support (1) down, installing support (1) with last casing (2) pass through screw fixed mounting to the constitution has open accepting the sleeve, installing support (1) with it rotates to be connected to accept the sleeve, its characterized in that still includes lens module, fixed mounting in accept lamp pearl aluminum plate (4) in the sleeve, install in pattern film (6) in the lens module and be used for driving pattern film (6) pivoted drive assembly, drive assembly with lamp pearl aluminum plate (4) are connected.

2. The novel LED projection lamp as claimed in claim 1, wherein the open end of the receiving sleeve is provided with a lens receiving groove.

3. The novel LED projection lamp of claim 2, wherein the lamp bead aluminum plate (4) is fixedly connected with the inner wall of the accommodating sleeve through a bolt assembly, and four LED lamp beads are arranged on the lamp bead aluminum plate (4) and distributed at equal intervals.

4. The novel LED projection lamp according to claim 3, wherein the lens module comprises a condenser lens (5) and a fly-eye lens (8) fixedly installed in the lens accommodating groove, a pair of support legs are integrally formed at the bottom of the condenser lens (5), and the support legs are fixedly connected with the lamp bead aluminum plate (4).

5. The novel LED projection lamp of claim 2, wherein the side wall of the lamp bead aluminum plate (4) is provided with a concave-convex structure at the position corresponding to the LED lamp bead.

6. The novel LED projection lamp as claimed in claim 4, wherein the driving assembly comprises a motor (3) fixedly mounted on the side wall of the lamp bead aluminum plate (4), a circular hole is formed in the central position of the lamp bead aluminum plate (4), an output shaft of the motor (3) extends to penetrate through the circular hole, a mounting hole is coaxially formed in the condensing lens (5) and the circular hole, a fixing rod (7) is fixedly mounted on the side wall of the pattern film (6), and the other end of the fixing rod (7) extends to penetrate through the mounting hole and is fixedly connected with the output shaft of the motor (3).