CN217737109U

CN217737109U - High-collimation high-uniformity LED optical system

Info

Publication number: CN217737109U
Application number: CN202221521857.4U
Authority: CN
Inventors: 李治显
Original assignee: Shenzhen Jingyingguang Technology Co ltd
Current assignee: Shenzhen Jingyingguang Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-11-04
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a high homogeneity LED optical system of high collimation, including strutting arrangement and reflect meter, reflect meter rotates the top center of connecting at strutting arrangement, strutting arrangement's inside fixed mounting has the supporting baseplate, the spacing axle of top surface center fixedly connected with of supporting baseplate, the support frame has been cup jointed in the surface rotation of spacing axle, the bottom surface welding of support frame has the support base, spacing hole has been seted up to the upper portion edge surface of support frame, the top face central welding of support frame has spacing post, the inside in spacing hole is pegged graft and is had the LED light, a terminal surface fixedly connected with fly-eye lens of LED light. The utility model discloses can be through at LED light front end installation fly eye lens and curved surface jumbo size speculum, can strengthen and play the collimation to the light source to and improve the homogeneity of light source.

Description

High-collimation high-uniformity LED optical system

Technical Field

The utility model relates to a LED optical equipment technical field specifically is a high homogeneity LED optical system of high collimation degree.

Background

When a large-size LED light source is designed optically, if a lens collimation method is adopted, the angle is difficult to be designed to a very small value, usually, the angle can only be collimated to about 6 degrees, and for the occasions with extremely high angle requirements, the angle can not meet the production precision requirements far away, while an LED optical system designed by adopting a large-size reflector and a fly eye lens can design the angle to be below 1.5 degrees, and the angle reaches 1.3 degrees and the uniformity is 98 percent when the system is adopted, so that the LED optical system with high collimation and high uniformity is required to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high homogeneity LED optical system of high collimation degree to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high collimation high homogeneity LED optical system, includes strutting arrangement and reflect meter, reflect meter rotates and connects at strutting arrangement's top center, strutting arrangement's inside fixed mounting has the supporting baseplate, the spacing axle of top surface center fixedly connected with of supporting baseplate, the surface of spacing axle rotates and has cup jointed the support frame, the bottom surface welding of support frame has the support base, spacing hole has been seted up to the upper portion marginal surface of support frame, the welding of top end face center of support frame has spacing post, the inside of spacing hole is pegged graft and is had the LED light, the one end fixed connection of LED light has the fly's eye lens, reflect meter's inside fixed mounting has spacing sleeve pipe, spacing sleeve pipe's a terminal surface center slip is pegged graft and is had the connecting plate, the cup joint hole has been seted up to spacing sheathed tube's other end edge upper surface, the one end bottom surface center of connecting plate is connected with curved surface jumbo size speculum, the bottom surface both ends symmetry rotation joint of curved surface jumbo size speculum has the gyro wheel.

Preferably, the limiting sleeve is rotatably sleeved with the outer surface of the limiting column through a sleeving hole.

Preferably, the outer surface of one end of the connecting plate is fixedly connected with a limiting clamping block.

Preferably, the bottom ends of the rollers are flush with the bottom surface of the support base plate.

Preferably, the support frame is rotatably mounted on the upper surface of the support base plate through a limiting shaft.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an install the LED light inside the top of support frame, can adjust the illumination angle, through connecting the one end at the connecting plate with curved surface jumbo size speculum, can adjust the deflection angle and the position of curved surface jumbo size speculum to can carry out the test of different angles different positions to the light source.

Second, the utility model discloses an at LED light front end installation fly eye lens and curved surface jumbo size speculum, can strengthen and play the collimation to the light source to and improve the homogeneity of light source.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is a schematic exploded view of the supporting device of the present invention;

fig. 3 is a schematic structural diagram of the reflection device of the present invention.

In the figure: the LED light source comprises a support device 1, a reflection device 2, a support base plate 3, a support base 4, a limit shaft 5, a support frame 6, a limit hole 7, a limit column 8, an LED light 9, a fly-eye lens 10, a sleeving hole 11, a limit sleeve 12, a connecting plate 13, a roller 14 and a large-size curved reflector 15.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: a high-collimation high-uniformity LED optical system comprises a supporting device 1 and a reflecting device 2, wherein the reflecting device 2 is connected to the center of the top of the supporting device 1 in a rotating mode, a supporting bottom plate 3 is fixedly mounted inside the supporting device 1, a limiting shaft 5 is fixedly connected to the center of the top surface of the supporting bottom plate 3, a supporting frame 6 is connected to the outer surface of the limiting shaft 5 in a rotating mode in a sleeved mode, a supporting base 4 is welded to the bottom surface of the supporting frame 6, a limiting hole 7 is formed in the outer surface of the edge of the upper portion of the supporting frame 6, a limiting column 8 is welded to the center of the top end face of the supporting frame 6, an LED illuminating lamp 9 is connected to the inside of the limiting hole 7 in a sleeved mode, a fly-eye lens 10 is fixedly connected to one end face of the LED illuminating lamp 9, a limiting sleeve 12 is fixedly mounted inside the reflecting device 2, a connecting plate 13 is connected to the center of the end face of the limiting sleeve 12 in a sliding mode in a plugged mode, a sleeved hole 11 is formed in the upper surface of the edge of the other end face of the limiting sleeve 12, a center of the bottom surface of the connecting plate 13 is connected with a curved large-size reflecting mirror 15, and idler wheel 14 is connected to the two ends of the curved large size reflecting mirror 15 in a symmetrical rotating mode.

The limiting sleeve 12 is rotatably sleeved with the outer surface of the limiting column 8 through the sleeving hole 11, so that the reflecting device 2 can be rotatably adjusted at the top of the supporting device 1.

The outer surface of one end of the connecting plate 13 is fixedly connected with a limiting clamping block, so that one end of the connecting plate 13 is prevented from being separated from the inside of the limiting sleeve 12.

The bottom ends of the rollers 14 are flush with the bottom surface of the supporting base plate 3, so that the bottom of the curved large-size reflector 15 can be supported, and the curved large-size reflector 15 can be stably adjusted in deflection.

The support frame 6 is rotatably installed on the upper surface of the support base plate 3 through the limiting shaft 5, so that the support frame 6 can drive the LED illuminating lamp 9 to rotate and adjust on the upper surface of the support base plate 3.

The working principle is as follows: when the LED light source is optically designed, one end of an LED illuminating lamp 9 is firstly inserted into the limiting hole 7, then the fly eye lens 10 is arranged on one end face of the LED illuminating lamp 9, then the LED illuminating lamp 9 is started for illumination, so that the light source irradiates the surface of the curved large-size reflector 15 through the fly eye lens 10, the curved large-size reflector 15 can reflect the light source, when the LED light penetrates through the fly eye lens 10, the uniformity of the light source can be increased, the collimation can be improved by the light source reflected by the curved large-size reflector 15, the small-angle production precision is high, the irradiation angle of the LED illuminating lamp 9 can be adjusted, the reflection angle of the curved large-size reflector 15 can be adjusted, so that the performance of collimation and light uniformity can be further enhanced, when the LED illuminating lamp 9 is rotationally adjusted, the support frame 6 is pulled first to drive the support base 4 to rotate on the upper surface of the support base plate 3, meanwhile, the support frame 6 can drive the LED illuminating lamp 9 to synchronously deflect, meanwhile, the LED illuminating lamp 9 can drive the irradiating light to move on the surface of the curved surface large-size reflector 15, so that the irradiation detection of different angles can be carried out on the LED light source, when the curved surface large-size reflector 15 is rotationally adjusted, the curved surface large-size reflector 15 is pulled to rotationally deflect by taking one end of the connecting plate 13 as the center, so that the reflecting angle of the light source can be adjusted, meanwhile, the connecting plate 13 can be pulled to transversely slide in the limiting sleeve 12, so that the distance between the curved surface large-size reflector 15 and the LED illuminating lamp 9 can be adjusted, meanwhile, the irradiation intensity of the light source can be reflected and detected, and the fly eye lens 10 and the curved surface large-size reflector 15 are arranged at the front end of the LED illuminating lamp 9, so that the light source can play a role in collimation, and to ensure uniformity of the light source.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A high collimation high uniformity LED optical system, includes strutting arrangement (1) and reflect meter (2), its characterized in that: the reflecting device (2) is rotatably connected to the top center of the supporting device (1), a supporting base plate (3) is fixedly mounted inside the supporting device (1), a limiting shaft (5) is fixedly connected to the top center of the supporting base plate (3), a supporting frame (6) is rotatably sleeved on the outer surface of the limiting shaft (5), a supporting base (4) is welded on the bottom surface of the supporting frame (6), a limiting hole (7) is formed in the outer surface of the edge of the upper portion of the supporting frame (6), a limiting column (8) is welded at the center of the top end face of the supporting frame (6), an LED illuminating lamp (9) is inserted into the limiting hole (7) in an inserted mode, a fly's eye lens (10) is fixedly connected to one end face of the LED illuminating lamp (9), a limiting sleeve (12) is fixedly mounted inside the reflecting device (2), a connecting plate (13) is slidably inserted into the center of one end face of the limiting sleeve (12), a sleeve (11) is formed in an upper surface of the edge of the other end of the limiting sleeve (12), a large-size reflecting mirror (15) is connected to the bottom center of the connecting plate (13), and idler wheels (14) are symmetrically clamped at two ends of the large size reflecting mirror (15).

2. The high-collimation high-uniformity LED optical system as recited in claim 1, wherein: the limiting sleeve (12) is rotatably sleeved with the outer surface of the limiting column (8) through the sleeving hole (11).

3. The high-collimation high-uniformity LED optical system as recited in claim 2, wherein: and a limiting clamping block is fixedly connected to the outer surface of one end of the connecting plate (13).

4. A highly collimated and highly uniform LED optical system according to claim 3, wherein: the bottom ends of the rollers (14) are flush with the bottom surface of the supporting bottom plate (3).

5. The LED optical system as set forth in claim 4, wherein: the support frame (6) is rotatably arranged on the upper surface of the support base plate (3) through a limiting shaft (5).