CN210135468U

CN210135468U - LED lamp string with pattern projection function

Info

Publication number: CN210135468U
Application number: CN201920015446.XU
Authority: CN
Inventors: 许明铭
Original assignee: Bao Nengda Electro-Optical Technology Inc (us) 62 Martin Road Concord Massachusetts 017 Of Fujian Province
Current assignee: Bao Nengda Electro-Optical Technology Inc (us) 62 Martin Road Concord Massachusetts 017 Of Fujian Province
Priority date: 2019-01-04
Filing date: 2019-01-04
Publication date: 2020-03-10
Anticipated expiration: 2029-01-04

Abstract

The utility model discloses a LED lamp cluster with figure projection function, it includes the cable and at least three LED figure projection lamp structures of establishing ties at this cable, the lamp structure includes cable water-tight spare, lamp cluster base, aluminium base board, transparent columnar projection structure and the lamp shade that connects gradually, aluminium base board with transparent columnar projection structure is connected, transparent columnar projection structure is hollow structure; the transparent columnar projection structure comprises a fixed seat and a lens support column, and the fixed seat is arranged on the support column; wherein, the hollow structure that fixing base and lens support column formed has set gradually the lamp source, first convex lens, second convex lens, the film that has the pattern and third convex lens, the lamp source sets up on the aluminium base board, the lamp source with the distance of first convex lens does 2 times of first convex lens focus, the film with the distance of second convex lens is between 1 ~ 2 times of second convex lens focus.

Description

LED lamp string with pattern projection function

Technical Field

The utility model relates to a LED lamp cluster with figure throws function.

Background

The traditional LED lamp string has the advantages of small wattage, weaker illuminance and small brightness, is a simple decoration effect of simple illumination and lamp string and environment, cannot meet the requirement that people set rich light atmosphere for different places or scenes, and is designed with a pattern projection function.

Disclosure of Invention

In order to solve the above technical problem, an object of the present invention is to provide a LED lamp string with a pattern projection function.

The utility model discloses a following technical scheme realizes: an LED lamp string with a pattern projection function is characterized by comprising a cable and at least three LED structures which are connected in series with the cable and have the pattern projection function, wherein the lamp structure comprises a cable water sealing piece, a lamp string base, an aluminum substrate, a transparent columnar projection structure and a lampshade which are sequentially connected; the transparent columnar projection structure comprises a lower lens transparent base and an upper lens fixing transparent column, and the upper lens fixing transparent column is arranged on the upper lens fixing transparent column; the LED lamp comprises a lower lens transparent base, an upper lens and a transparent column, wherein an LED lamp bead, a first convex lens, a second convex lens, a film with patterns and a third convex lens are sequentially arranged in a hollow structure formed by the lower lens transparent base and the upper lens fixed transparent column, the LED lamp bead is arranged on an aluminum substrate, the distance between the LED lamp bead and the first convex lens is 2 times the focal length of the first convex lens, and the distance between the film and the second convex lens is 1-2 times the focal length of the second convex lens.

Preferably, the first or second convex lens is a plano-convex lens.

Preferably, the convex surfaces of the first, second or third convex lenses are all arranged facing the film.

Preferably, the light source is a single LED lamp bead.

Preferably, the colors of the LED lamp beads in the LED structure with the pattern projection function in the LED lamp string with the pattern projection function are different.

Preferably, the colors of the LED lamp beads in the LED structure with the pattern projection function in the LED lighting lamp string with the pattern projection function are the same.

Preferably, the cable water sealing part is fixed on the lamp string base through a cable water sealing part fixing nut, a cable water sealing ring and a cable water sealing part water sealing nut; a water sealing ring structure is arranged between the base and the lampshade.

Preferably, at least one pattern is provided on the film sheet.

Preferably, the pattern on the film has at least one color.

Preferably, a lamp string film support seat with a hollow structure is further arranged between the lens support seat and the fixing seat and used for fixing the film.

The utility model discloses following beneficial effect has: the utility model discloses a LED lamp cluster with function is thrown to figure sets up the multiunit through inside space and throws the structure, and each group throws the structure and has imaging element such as respective lamp source to can throw out the pattern clarity on the film piece respectively, thereby form monochromatic picture or colored picture, and then richened the content of light, satisfy the needs of the different occasions of people, this lamps and lanterns structure is more compact moreover, and shared space also can further reduce. The utility model discloses a LED illumination figure projection lamp cluster is applied to the lamp cluster to singly organize 3 lens figure projection lamp core structure, makes ordinary lamp cluster realize monochromatic picture or colored picture, and the utility model is suitable for a LED lamp cluster of all sizes on the market.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed for the description of the embodiments or the prior art will be briefly described 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 the drawings without creative efforts.

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a main sectional view of a single LED structure with a pattern projection function according to the present invention.

Fig. 3 is a partial cross-sectional view of a single LED structure with pattern projection function according to the present invention.

Fig. 4 is a schematic diagram of the single LED structure with a pattern projection function according to the present invention.

In the figure: 1. a light string base; 2. a water sealing ring; 3. an LED aluminum substrate; 4. a lower lens; 5. a lamp string film supporting seat; 6. film; 7. the lens on the lamp string is fixed with the transparent column; 8. a light string transparent cover; 9. an upper lens; 10. a cable water sealing piece fixing nut; 11. a cable water sealing ring; 12. a cable water sealing member; 13. a water sealing nut of the cable water sealing piece; 14. LED lamp beads; 15. a first convex lens; 16. a second convex lens; 17. a third convex lens; 18. the lens under the lamp string is fixed on the transparent base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to the attached figure 1 of the specification, the LED illumination pattern projection lamp string comprises a cable and at least three LED illumination pattern projection lamp structures connected in parallel with the cable. The specific LED pattern projection lamp structure is shown in the attached figures 2 and 3 of the specification, and comprises a cable water sealing part 12, a lamp string base 1, an aluminum substrate 3, a transparent columnar projection structure and a lamp string transparent cover 8 which are connected in sequence; the transparent columnar projection structure comprises a lamp string upper lens fixed transparent column 7 and a lamp string lower lens fixed transparent base 18, and is of a hollow structure; the LED aluminum substrate 3 is connected with the transparent columnar projection structure, and the transparent columnar projection structure is a hollow structure; the lamp string upper lens fixing transparent column 7 is arranged on the lamp string lower lens fixing transparent base 18, and a lamp string film supporting seat 5 with a hollow structure is arranged between the lamp string upper lens fixing transparent column and the lamp string lower lens fixing transparent base for supporting a film 6; wherein, LED lamp pearl, first convex lens, second convex lens, film and third convex lens that have the pattern have been set gradually in the hollow structure that lens fixed transparent base 18 formed under lamp string upper lens fixed transparent post 7, lamp string film supporting seat 5 and the lamp string, the lamp source sets up on the aluminium base board, lens fixed transparent base 18 is used for supporting first and second convex lens under the lamp string, lens fixed transparent post 7 is used for supporting third convex lens on the lamp string. The cable water sealing piece 12 is fixed below the lamp string base 1 through a cable water sealing piece fixing screw cap 10, a cable water sealing ring 11 and a cable water sealing piece water sealing screw cap 13. The single-group 3-lens pattern projection function structure is applied to a common light string, so that a single-color picture or a color picture can be realized by the light string, the single-group 3-lens pattern projection function structure is suitable for LED light strings with all sizes in the market, has the decoration function of a light-emitting sphere of the light string, and can project the patterns of the light string to the decoration of a light animation picture on the ground or a wall surface.

As shown in fig. 2, the first or second third convex lens is a plano-convex lens; the convex surfaces of the first, second or third convex lenses face the film, and the lamp source is a single LED lamp bead. When the LED illumination pattern projection lamp structure with at least three LEDs connected in series on the cable forms a lamp string, the colors of the LED lamp beads can be the same or different. According to the requirement of forming the pattern by the lamp string, at least one pattern is arranged on the film 6, and the pattern on the film 6 has at least one color.

The principle of the present invention will be described in detail with reference to fig. 4. The utility model discloses a LED illumination ball bubble figure profection lamp structure establishes 2 times of first convex lens 15 focus through the distance with this LED lamp pearl 14 and first convex lens 15 to can form on film 6 with big real image such as this LED lamp pearl 14. Furthermore, in order to obtain a magnified clear real image after projection, the distance between the film 6 and the second convex lens 16 is between 1 and 2 times of the focal length of the second convex lens 16. Further, in order to see a clearer and more enlarged real image and form a brighter and larger light source on the film 6, a third convex lens 17 may be added, the third convex lens 17 is disposed between the first convex lens 15 and the LED lamp bead 14, so that the distance between the LED lamp bead 14 and the third convex lens 17 is between 1 to 2 times of the focal length of the third convex lens 17, and the third convex lens 17 may be disposed close to the first convex lens 14. Preferably, in order to obtain a magnified sharp real image without blurring the image with increasing image distance, the first, second or third

convex lens

15,16 or 17 is preferably a plano-convex lens, and the convex surface of the first, second or third convex lens is disposed facing the film 6, that is, the first (second) convex lens 15(16) on both sides of the film 6 is disposed facing the convex surface of the third convex lens 17.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. An LED lamp string with a pattern projection function is characterized by comprising a cable and at least three LED structures which are connected in series with the cable and have the pattern projection function, wherein the LED structures comprise a cable water sealing piece, a lamp string base, an aluminum substrate, a transparent columnar projection structure and a lampshade which are sequentially connected; the transparent columnar projection structure comprises a lower lens transparent base and an upper lens fixed transparent column; the LED lamp comprises a lower lens transparent base, an upper lens and a transparent column, wherein an LED lamp bead, a first convex lens, a second convex lens, a film with patterns and a third convex lens are sequentially arranged in a hollow structure formed by the lower lens transparent base and the upper lens fixed transparent column, the LED lamp bead is arranged on an aluminum substrate, the distance between the LED lamp bead and the first convex lens is 2 times the focal length of the first convex lens, and the distance between the film and the second convex lens is 1-2 times the focal length of the second convex lens.

2. The LED light string with graphic projection function of claim 1, wherein the first or the second is a plano-convex lens.

3. The LED light string with graphic projection function of claim 2, wherein the convex surfaces of the first, second or third convex lenses are all disposed facing the film.

4. The LED lamp string with the graphic projection function of claim 1, wherein the LED structure is a single LED lamp bead.

5. The LED lamp string with the pattern projection function as claimed in claim 4, wherein the LED lamp beads in the LED lamp string with the pattern projection function have different colors.

6. The LED lamp string with the pattern projection function as claimed in claim 4, wherein the LED lamp beads in the LED illuminating structure with the pattern projection function in the LED illuminating lamp string with the pattern projection function have the same color.

7. The LED lamp string with the pattern projection function according to claim 1, wherein the cable water sealing member is fixed below the lamp string base through a cable water sealing member fixing nut, a cable water sealing ring and a cable water sealing member water sealing nut; a water sealing ring structure is arranged between the base and the lampshade.

8. The LED light string with graphic projection function of claim 1, wherein at least one pattern is disposed on the film sheet.

9. The LED light string with graphic projection function of claim 1, wherein the pattern on the film has at least one color.

10. The LED lamp string with the graphic projection function of claim 1, wherein a lamp string film support base with a hollow structure is further arranged between the upper lens fixing transparent column and the lower lens transparent base for fixing the film.