Lens angle adjusting device of AR helmet

Abstract

The utility model relates to the technical field of AR helmets, in particular to a lens angle adjusting device of an AR helmet. According to the technical scheme, the glasses comprise lens bodies, a glasses frame and glasses legs, the lens bodies are rotationally installed on the two sides of the interior of the glasses frame through hollow rotating shafts, spiral springs are arranged in the two hollow rotating shafts, and sliding rods are slidably inserted in the positions, located above the two spiral springs, in the two hollow rotating shafts; round grooves are formed in the positions, above the two hollow rotating shafts, of the upper surface of the mirror frame, cross-shaped grooves are formed in the upper surfaces of the two sliding rods, and first friction rings are fixedly installed at the positions, close to the upper surfaces, of the outer surfaces of the two sliding rods. When the AR helmet is worn and used, the angle of the lens can be conveniently adjusted according to different users, the applicability is improved, and meanwhile the AR display watching effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of AR helmets, in particular to a lens angle adjustment device for an AR helmet. Background Art

[0002] AR technology is a technology that cleverly integrates virtual information with the real world. When used on a helmet, it can provide the wearer with a variety of functions such as real-time navigation, rear-view camera views, and driving recorders during riding, so that riders can better understand road conditions.

[0003] At present, when using AR helmets for cycling, the lenses are usually fixed and cannot be adjusted according to the angles of different users, which reduces the viewing effect of AR display. Therefore, we propose a lens angle adjustment device for AR helmets. Utility Model Content

[0004] The purpose of the utility model is to provide a lens angle adjustment device for an AR helmet, which is capable of facilitating the adjustment of the lens angle according to different users during the wearing and use of the AR helmet, thereby improving the applicability and the advantage of improving the AR display viewing effect, and solving the problem that the lenses of the current AR helmets for riding are usually fixed during use and cannot be adjusted according to the angles of different users, thereby reducing the AR display viewing effect.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a lens angle adjustment device for an AR helmet, comprising a lens body, a frame and temples, wherein the lens body is rotatably installed on both sides of the frame through a hollow rotating shaft, a coil spring is arranged inside the two hollow rotating shafts, a sliding rod is slidably inserted in the two hollow rotating shafts at a position above the two coil springs, a circular groove is arranged on the upper surface of the frame at a position above the two hollow rotating shafts, a cross groove is arranged on the upper surface of the two sliding rods, a first friction ring is fixedly installed on the outer surface of the two sliding rods near the upper surface, and a second friction ring is fixedly installed in the two circular grooves at a position above the two first friction rings.

[0006] Preferably, two ends of the sliding rod are respectively located inside the hollow rotating shaft and inside the circular groove.

[0007] Preferably, the sliding rod is a rectangular rod, and the outer surface of the sliding rod is in contact with the inner wall of the hollow rotating shaft.

[0008] Preferably, a nose pad is fixedly mounted at the middle position of the lower surface of the frame.

[0009] Preferably, temples are rotatably mounted on both sides of the rear surface of the frame.

[0010] Preferably, a clamping block is fixedly installed on the inner side of the two temples near the rear surface.

[0011] Preferably, T-shaped plugs are fixedly clamped inside the two circular grooves.

[0012] Preferably, the outer surfaces of the two T-shaped plugs are both provided with a snap-fitting protrusion, the inner walls of the two circular grooves are both provided with a snap-fitting groove, and the two snap-fitting protrusions are respectively located inside the two snap-fitting grooves.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model provides a frame, a lens body, a circular groove, a hollow shaft, a sliding rod, a spiral spring, a cross groove, a first friction ring and a second friction ring, so that when the AR helmet is worn and used, the lens angle can be adjusted according to different users, thereby improving applicability and improving the AR display viewing effect. The blade of a flat-head or cross screwdriver is inserted into the cross groove, and the sliding rod is pressed downward to separate the first friction ring and the second friction ring. The screwdriver is then turned to drive the lens body to rotate through the sliding rod and the hollow shaft, and the angle of the lens body is adjusted to be suitable for more users. After the adjustment is completed, the screwdriver is removed, the compressed spiral spring is released and drives the sliding rod to rise, and the first friction ring and the second friction ring are in contact, thereby fixing the lens body, the hollow shaft and the sliding rod after the angle adjustment.

[0015] 2. The utility model achieves the effect of preventing rainwater, dust and the like from entering the circular groove and affecting the rotation of the hollow shaft by arranging a T-shaped plug, a clamping protrusion and a clamping groove, and also facilitates the disassembly and assembly of the T-shaped plug. The T-shaped plug is fixed to the circular groove in a clamping manner through the clamping protrusion and the clamping groove, which plays a sealing role and prevents rainwater, dust and the like from entering the circular groove. At the same time, the clamping and fixing method also facilitates the disassembly and assembly of the T-shaped plug. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0018] Figure 3 For this utility model Figure 2 A is a schematic diagram of the enlarged structure of the middle part;

[0019] Figure 4 It is a schematic diagram of the structure of the utility model from top view.

[0020] Figure numerals: 1. nose pad; 2. lens body; 3. frame; 4. temple; 5. clamping block; 6. first friction ring; 7. second friction ring; 8. T-shaped plug; 9. clamping groove; 10. clamping protrusion; 11. circular groove; 12. cross groove; 13. sliding rod; 14. hollow shaft; 15. spiral spring. DETAILED DESCRIPTION

[0021] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0022] Embodiment 1

[0023] like Figure 1-Figure 4 As shown, the utility model proposes a lens angle adjustment device for an AR helmet, comprising a lens body 2, a frame 3 and temples 4, a nose pad 1 is fixedly installed at the middle position of the lower surface of the frame 3, temples 4 are rotatably installed at both sides of the rear surface of the frame 3, clamping blocks 5 are fixedly installed at the inner sides of the two temples 4 near the rear surface, a clamping groove matched with the clamping block 5 is provided on the AR helmet, and the temples 4 are fixed to the AR helmet in a clamping manner through the clamping block 5 and the clamping groove, so that the disassembly and assembly of the frame 3 and the temples 4 are convenient, the lens body 2 is rotatably installed on both sides of the frame 3 through a hollow shaft 14, the two hollow shafts 14 are provided with a coil spring 15, and the two hollow shafts 14 are located at two A sliding rod 13 is slidably inserted at the position above the coil spring 15. The sliding rod 13 is a rectangular rod, and the outer surface of the sliding rod 13 fits the inner wall of the hollow rotating shaft 14. Therefore, when the sliding rod 13 rotates, the hollow rotating shaft 14 can be driven to rotate. A circular groove 11 is provided on the upper surface of the mirror frame 3 at a position above the two hollow rotating shafts 14. The two ends of the sliding rod 13 are respectively located inside the hollow rotating shaft 14 and inside the circular groove 11. A cross groove 12 is provided on the upper surface of the two sliding rods 13. A first friction ring 6 is fixedly installed on the outer surface of the two sliding rods 13 near the upper surface, and a second friction ring 7 is fixedly installed inside the two circular grooves 11 at a position above the two first friction rings 6.

[0024] When the utility model is in use, the blade of a flat-head or cross screwdriver is inserted into the cross groove 12, and the sliding rod 13 is pressed downward to separate the first friction ring 6 and the second friction ring 7. Then, the screwdriver is turned to drive the lens body 2 to rotate through the sliding rod 13 and the hollow shaft 14, so as to adjust the angle of the lens body 2 to suit more users. After the adjustment is completed, the screwdriver is taken away, and the compressed spiral spring 15 is released and drives the sliding rod 13 to rise, so that the first friction ring 6 and the second friction ring 7 come into contact, and the lens body 2, the hollow shaft 14 and the sliding rod 13 after the angle adjustment are fixed.

[0025] Embodiment 2

[0026] like Figure 2and Figure 3 As shown, the utility model proposes a lens angle adjustment device for an AR helmet. Compared with the first embodiment, the present embodiment also includes two circular grooves 11 inside which are fixedly clamped with T-shaped plugs 8, the upper size of the T-shaped plug 8 is larger than the inner diameter of the circular groove 11, the lower outer diameter of the T-shaped plug 8 is equal to the inner diameter of the circular groove 11, the outer surfaces of the two T-shaped plugs 8 are provided with clamping protrusions 10, the inner walls of the two circular grooves 11 are provided with clamping grooves 9, and the two clamping protrusions 10 are respectively located inside the two clamping grooves 9.

[0027] In this embodiment, the T-shaped plug 8 is fixed in the circular groove 11 by means of a snap-fitting protrusion 10 and a snap-fitting groove 9, thereby playing a sealing role to prevent rainwater, dust, etc. from entering the circular groove 11 and affecting the rotation of the hollow shaft 14. At the same time, the snap-fitting fixing method also facilitates the disassembly and assembly of the T-shaped plug 8.

[0028] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A lens angle adjustment device for an AR helmet, comprising a lens body (2), a lens frame (3) and a temple (4), characterized in that: The lens body (2) is rotatably mounted on both sides of the frame (3) via a hollow rotating shaft (14), a coil spring (15) is arranged inside the two hollow rotating shafts (14), a sliding rod (13) is slidably inserted in the two hollow rotating shafts (14) at a position above the two coil springs (15), a circular groove (11) is arranged on the upper surface of the frame (3) at a position above the two hollow rotating shafts (14), a cross groove (12) is arranged on the upper surface of the two sliding rods (13), a first friction ring (6) is fixedly mounted on the outer surface of the two sliding rods (13) near the upper surface, and a second friction ring (7) is fixedly mounted in the two circular grooves (11) at a position above the two first friction rings (6).

2. The lens angle adjustment device for an AR helmet according to claim 1, characterized in that: The two ends of the sliding rod (13) are respectively located inside the hollow rotating shaft (14) and inside the circular groove (11).

3. The lens angle adjustment device for an AR helmet according to claim 1, characterized in that: The sliding rod (13) is a rectangular rod, and the outer surface of the sliding rod (13) is in close contact with the inner wall of the hollow rotating shaft (14).

4. The lens angle adjustment device for an AR helmet according to claim 1, characterized in that: A nose pad (1) is fixedly mounted at the middle position of the lower surface of the mirror frame (3).

5. The lens angle adjustment device for an AR helmet according to claim 1, characterized in that: Mirror legs (4) are rotatably mounted at both sides of the rear surface of the mirror frame (3).

6. The lens angle adjustment device for an AR helmet according to claim 5, characterized in that: A clamping block (5) is fixedly mounted on the inner side of the two temples (4) near the rear surface.

7. The lens angle adjustment device for an AR helmet according to claim 1, characterized in that: T-shaped plugs (8) are fixedly clamped inside the two circular grooves (11).

8. The lens angle adjustment device for an AR helmet according to claim 7, characterized in that: The outer surfaces of the two T-shaped plugs (8) are both provided with a clamping protrusion (10), the inner walls of the two circular grooves (11) are both provided with a clamping groove (9), and the two clamping protrusions (10) are respectively located inside the two clamping grooves (9).

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