CN210069517U

CN210069517U - Asymmetric reflection type rectangular light spot optical device

Info

Publication number: CN210069517U
Application number: CN201921315060.7U
Authority: CN
Inventors: 宗金华; 何新广; 张茂蕾; 艾为林
Original assignee: Guangdong Domd Electronic Technology Co Ltd
Current assignee: Guangdong Domd Electronic Technology Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-02-14
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses an asymmetric reflection formula rectangle facula optical device, including groove type frame, reflector panel and LED lamp main part, first motor is all installed at the inside both ends of groove type frame, and is two sets of install first screw rod on the output shaft of first motor, the outside threaded connection of first screw rod has T type slider, the third motor is all installed at the top of T type slider, install the second screw rod on the output shaft of third motor, the outside threaded connection of second screw rod has U type frame, one side meshing of turbine is connected with the worm, the worm is installed on the output shaft of second motor, one side in two sets of pivots is installed respectively to reflector panel and LED lamp main part. The utility model discloses install reflector panel and LED lamp main part respectively in two sets of pivots, drive the pivot through the second motor and rotate to adjust the angle of reflector panel and LED lamp main part, be favorable to adjusting the angle of shining of light beam according to the needs that use.

Description

Asymmetric reflection type rectangular light spot optical device

Technical Field

The utility model relates to a LED lighting technology field specifically is an asymmetric reflection formula rectangle facula optical device.

Background

The light distribution scheme of the LED street lamp is divided into two types, namely a lens and a reflector. Although the lens light distribution can generate the effect of uniform rectangular light spots on the road surface, the lens is considered to have two light-transmitting surfaces and certain thickness, for any one of the curved surfaces, if the curved surface is slightly deviated in the design or manufacturing process, or impurities are clamped in the lens, the refraction and energy distribution of light rays can be greatly influenced, and the lens has higher absorption rate to the light rays in practical application to cause energy loss, which is not beneficial to energy conservation, and the reflector is used as a secondary light distribution structure.

At present, the refraction of light rays is inconvenient to adjust according to the actual use requirement. To this end, we propose an asymmetric reflective rectangular spot optical device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an asymmetric reflection formula rectangle facula optical device drives the pivot through the second motor and rotates to adjust the angle of reflector panel and LED lamp main part, be favorable to adjusting the angle of shining of light beam according to the needs that use, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an asymmetric reflection formula rectangle facula optical device, includes trough type frame, reflector panel and LED lamp main part, first motor is all installed at the inside both ends of trough type frame, and is two sets of install first screw rod on the output shaft of first motor, the outside threaded connection of first screw rod has T type slider, the third motor is all installed at the top of T type slider, install the second screw rod on the output shaft of third motor, the outside threaded connection of second screw rod has U type frame, the internal rotation of U type frame is connected with the pivot, the outside key joint of pivot has the turbine, one side meshing of turbine is connected with the worm, the worm is installed on the output shaft of second motor, reflector panel and LED lamp main part are installed respectively in one side of two sets of pivots.

Preferably, two sets of U type frame all seted up spacing hole on, the inside grafting in spacing hole has the gag lever post.

Preferably, the end parts of the first screw rod and the second screw rod are provided with limit blocks.

Preferably, a bearing is installed on the inner side of the U-shaped frame, and the rotating shaft is inserted into the bearing.

Preferably, the tops of the two sides of the groove-shaped frame are both arranged to be in a semicircular structure.

Preferably, the both sides of pivot are the equal fixedly connected with protruding piece, fixedly connected with and protruding piece assorted limiting plate on the U type frame.

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

1. the utility model discloses install reflector panel and LED lamp main part respectively on two sets of pivots, drive the pivot through the second motor and rotate to adjust the angle of reflector panel and LED lamp main part, be favorable to adjusting the illumination angle of light beam according to the needs that use;

2. the utility model discloses a first motor drives first screw rod and rotates, can drive T type slider and remove, is favorable to adjusting the distance between reflector panel and the LED lamp main part, and the third motor drives U type frame and reciprocates, the intensity of shining of the beam of the reflection of light of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure A-A in FIG. 1;

fig. 3 is a schematic view of the cross-sectional structure of the U-shaped frame of the present invention.

In the figure: the LED lamp comprises a groove-shaped frame 1, a first motor 2, a first screw rod 3, a 4T-shaped sliding block, a 5U-shaped frame, a reflector 6, a rotating shaft 7, a worm wheel 8, a worm 9, a second motor 10, a third motor 11, a second screw rod 12, a limiting rod 13, a limiting hole 14, an LED lamp body 15, a limiting block 16, a bearing 17, a convex block 18 and a limiting plate 19.

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 to 3, the present invention provides a technical solution: an asymmetric reflection type rectangular light spot optical device comprises a groove-shaped frame 1, a reflector 6 and an LED lamp body 15, the two ends of the interior of the groove-shaped frame 1 are respectively provided with a first motor 2, the output shafts of the two groups of first motors 2 are provided with a first screw 3, the external thread of the first screw rod 3 is connected with a T-shaped sliding block 4, the top of the T-shaped sliding block 4 is provided with a third motor 11, a second screw 12 is arranged on an output shaft of the third motor 11, the outer part of the second screw 12 is connected with a U-shaped frame 5 through threads, the inside of the U-shaped frame 5 is rotatably connected with a rotating shaft 7, the outside of the rotating shaft 7 is keyed with a turbine 8, one side of the worm wheel 8 is connected with a worm 9 in a meshed mode, the worm 9 is installed on an output shaft of a second motor 10, and the reflector 6 and the LED lamp body 15 are installed on one side of the two groups of rotating shafts 7 respectively.

Specifically, two sets of U-shaped frame 5 all have seted up spacing hole 14, spacing hole 14's inside is pegged graft and is had gag lever post 13. The matching of the limiting rod 13 and the limiting hole 14 is beneficial to limiting the U-shaped frame 5 and preventing the U-shaped frame 5 from rotating.

Specifically, the end portions of the first screw rod 3 and the second screw rod 12 are both provided with a limiting block 16. The limiting block 16 can prevent the T-shaped sliding block 4 and the U-shaped frame 5 from being separated.

Specifically, a bearing 17 is installed on the inner side of the U-shaped frame 5, and the rotating shaft 7 is inserted into the bearing 17. The bearing 17 facilitates rotation of the shaft 7.

Specifically, the tops of two sides of the groove-shaped frame 1 are both arranged to be semicircular structures. The semicircular structure is beneficial to reducing the friction force between the groove-shaped frame 1 and the T-shaped sliding block 4.

Specifically, the both sides of pivot 7 are equal fixedly connected with protruding piece 18, fixedly connected with and protruding piece 18 assorted limiting plate 19 on the U type frame 5. The cooperation of this protruding piece 18 and limiting plate 19 is favorable to the turned angle of restriction pivot 7, prevents to overturn too much, causes the condition of wire winding.

The working principle is as follows: during the use, according to the needs that use, drive first screw rod 3 through first motor 2 and rotate, drive T type slider 4 and remove, drive U type frame 5 through third motor 11 and reciprocate, adjust the distance between reflector panel 6 and the LED lamp main part 15, the intensity of shining of the reflected beam of being convenient for, drive pivot 7 through second motor 10 and rotate, thereby adjust the angle of reflector panel 6 and LED lamp main part 15, be favorable to adjusting the angle of shining of light beam according to the needs that use.

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. The utility model provides an asymmetric reflection formula rectangle facula optical device, includes slot type frame (1), reflector panel (6) and LED lamp main part (15), its characterized in that: the two ends in the groove-shaped frame (1) are respectively provided with a first motor (2), the output shafts of the two groups of first motors (2) are provided with a first screw (3), the outer part of the first screw rod (3) is connected with a T-shaped sliding block (4) in a threaded manner, the top parts of the T-shaped sliding blocks (4) are all provided with a third motor (11), a second screw rod (12) is arranged on an output shaft of the third motor (11), the outer thread of the second screw rod (12) is connected with a U-shaped frame (5), a rotating shaft (7) is rotatably connected inside the U-shaped frame (5), a turbine (8) is keyed on the outside of the rotating shaft (7), one side of the turbine (8) is connected with a worm (9) in a meshing way, the worm (9) is arranged on an output shaft of a second motor (10), the reflector (6) and the LED lamp body (15) are respectively arranged on one side of the two groups of rotating shafts (7).

2. The asymmetric reflective rectangular spot optical device of claim 1, wherein: and the two groups of U-shaped frames (5) are provided with limiting holes (14), and limiting rods (13) are inserted into the limiting holes (14).

3. The asymmetric reflective rectangular spot optical device of claim 1, wherein: and the end parts of the first screw rod (3) and the second screw rod (12) are respectively provided with a limiting block (16).

4. The asymmetric reflective rectangular spot optical device of claim 1, wherein: and a bearing (17) is installed on the inner side of the U-shaped frame (5), and the rotating shaft (7) is inserted in the bearing (17).

5. The asymmetric reflective rectangular spot optical device of claim 1, wherein: the top parts of two sides of the groove-shaped frame (1) are both arranged to be semicircular structures.

6. The asymmetric reflective rectangular spot optical device of claim 1, wherein: the equal fixedly connected with protruding piece (18) in both sides of pivot (7), fixedly connected with and protruding piece (18) assorted limiting plate (19) on U type frame (5).