Protective glass for optoelectronic device

Abstract

The utility model provides a protective glass for a photoelectronic device, which belongs to the technical field of protective glasses and comprises a mounting cylinder, an adjusting component and a limiting component. A protective mirror is arranged in the mounting cylinder, and a sealing ring is arranged in the mounting cylinder and close to the protective mirror; an adjusting ring is rotationally mounted in an annular groove formed in the front end of a mounting cylinder, the adjusting ring can rotate the mounting cylinder, a mounting ring is mounted at one end of the mounting cylinder, a plurality of metal sheets are arranged on the surface of the mounting ring in a surrounding mode, and a driving ring is mounted in the adjusting ring; the guide columns on the surfaces of the metal sheets are slidably inserted into the arc-shaped guide grooves formed in the surface of the driving ring in a penetrating mode, when the adjusting ring is rotated, the driving ring is driven to rotate along with the adjusting ring, the driving ring drives the guide columns inside to move so as to drive the metal sheets to move on the surface of the mounting ring, and the multiple metal sheets move to adjust the size of the light inlet hole. And therefore, the light sensing amount of the protective glasses can be adjusted and changed according to the use requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of protective mirror, specifically to a protective mirror for optoelectronic device. BACKGROUND

[0002] Various functional devices made by using electric-optic conversion effect. The design principle of optoelectronic device is according to the change of waveguide light propagation mode of external field, and it is also different from the early people's use of photoelectric device. Optoelectronic device is the key and core component of optoelectronic technology, is the front research field of modern optoelectronic technology and microelectronic technology, is an important part of information technology, and the application range of optoelectronic device is very wide, such as domestic video camera, mobile phone camera, night vision glasses, low light level camera, photoelectric sight, infrared detection, infrared guidance, infrared remote sensing, fingerprint detection, missile detection, medical detection and perspective etc., from military products to civil products, its use range is difficult to count, is a huge industry. The protective mirror used by the existing optoelectronic device is usually directly exposed to the outside, the photosensitive amount of the protective mirror is the same as the application scene, the photosensitive amount cannot be adjusted according to the use demand, thereby the use scene of the protective mirror is single. CONTENT OF THE UTILITY MODEL

[0003] The utility model discloses a protective mirror for optoelectronic device to solve the problem that the protective mirror used by the existing optoelectronic device is usually directly exposed to the outside, the photosensitive amount of the protective mirror is the same as the application scene, the photosensitive amount cannot be adjusted according to the use demand, thereby the use scene of the protective mirror is single.

[0004] In order to achieve the above object, the utility model provides the following technical scheme: a protective mirror for optoelectronic device, including installation cylinder, adjusting assembly and limiting assembly,

[0005] Among them: the inside of installation cylinder is equipped with the protective mirror, and the inside of installation cylinder is equipped with sealing ring near the protective mirror,

[0006] Adjusting assembly includes the adjusting ring of setting in the front end of installation cylinder, the front end surface of installation cylinder is equipped with annular groove, adjusting ring is rotatably installed in the inside of annular groove, the inside of adjusting ring is fixedly installed with drive ring, the surface of drive ring is equipped with a plurality of arc-shaped guide grooves, one end of installation cylinder is fixedly connected with mounting ring, adjusting ring is sleeved in the outer ring of mounting ring, the surface of mounting ring is equipped with a plurality of metal sheets, the end of a plurality of metal sheets is formed into light inlet hole, the surface of metal sheet is installed with guide column in one end, the guide column is slidably inserted in the inside of arc-shaped guide groove,

[0007] The limiting assembly comprises a limiting groove which is arranged around the limiting groove on the surface of the mounting ring, the limiting groove extends from the middle of the mounting ring to the edge, the back of the metal sheet is fixedly provided with a sliding bar, and the sliding bar slides in the limiting groove.

[0008] As a preferred scheme of the present application, a mounting groove is arranged in the middle of the inner wall of the mounting cylinder, a silica gel seat is embedded in the mounting groove, and the protective mirror is mounted in the silica gel seat.

[0009] As a preferred scheme of the present application, a dust cover is arranged on the surface of the adjusting ring, and the dust cover covers the surface of the driving ring.

[0010] As a preferred scheme of the present application, anti-skid lines are arranged on the surface of the adjusting ring.

[0011] As a preferred scheme of the present application, a mounting seat is fixedly arranged at the tail end of the mounting cylinder, and a mounting hole is arranged on the surface of the mounting seat.

[0012] As a preferred scheme of the present application, the mounting cylinder and the adjusting ring are made of plastic.

[0013] Compared with the prior art, the present application has the following beneficial effects:

[0014] (1) The adjusting ring is arranged at the front end of the mounting cylinder, rotates in the annular groove arranged at the front end of the mounting cylinder, and can rotate the mounting cylinder, one end of the mounting cylinder is provided with a mounting ring, a plurality of metal sheets are arranged around the surface of the mounting ring, a driving ring is arranged in the adjusting ring, the guide columns on the surfaces of the metal sheets slide in the arc-shaped guide grooves arranged on the surface of the driving ring, the driving ring rotates when the adjusting ring rotates, the guide columns in the driving ring move to drive the metal sheets to move on the surface of the mounting ring, the movement of the metal sheets adjusts the size of the light inlet hole, thereby adjusting the light quantity, and the light sensitivity of the protective mirror can be adjusted according to the use requirement.

[0015] (2) The limiting assembly is arranged, the limiting groove is arranged around the surface of the mounting ring, the limiting groove is arranged from the center of the mounting ring to the edge, the sliding bar arranged at the back of the metal sheet slides in the limiting groove, and the metal sheet stably slides and adjusts through the sliding bar at the back when the driving ring drives the metal sheet to move. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0017] Figure 2 It is a schematic diagram of the split structure of the present application;

[0018] Figure 3 The adjusting assembly structure schematic view of the utility model;

[0019] Figure 4 The silica gel seat installation structure schematic view of the utility model.

[0020] In the figure: 1, installation cylinder; 2, protective mirror; 3, sealing ring; 4, adjusting assembly; 41, adjusting ring; 42, annular groove; 43, driving ring; 44, arc-shaped guide groove; 45, mounting ring; 46, metal sheet; 47, guide column; 5, limiting assembly; 51, limiting groove; 52, sliding bar; 6, mounting groove; 7, silica gel seat; 8, dust cover; 9, anti-skid pattern; 10, mounting seat; 11, mounting hole. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the utility model embodiment clearer, the technical scheme in the utility model embodiment will be described clearly and completely below in combination with the drawings in the utility model embodiment. Obviously, the described embodiment is part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 A protective mirror for optoelectronic device, comprising: installation cylinder 1, adjusting assembly 4 and limiting assembly 5; the inside of installation cylinder 1 is provided with protective mirror 2, and the inside of installation cylinder 1 is provided with sealing ring 3 close to protective mirror 2;

[0023] Please refer to Figure 1 , Figure 3 Adjusting assembly 4 comprises adjusting ring 41 arranged at the front end of installation cylinder 1, the front end surface of installation cylinder 1 is provided with annular groove 42, adjusting ring 41 is rotatably arranged in annular groove 42, driving ring 43 is fixedly arranged in the inside of adjusting ring 41, a plurality of arc-shaped guide grooves 44 are arranged around the surface of driving ring 43, mounting ring 45 is fixedly connected to one end of installation cylinder 1, adjusting ring 41 is sleeved on the outer circle of mounting ring 45, a plurality of metal sheets 46 are arranged around the surface of mounting ring 45, light inlet holes are formed at the end of a plurality of metal sheets 46, guide column 47 is arranged at one end of the surface of metal sheet 46, and guide column 47 is slidably inserted into arc-shaped guide groove 44.

[0024] Specific use: the front end of the installation cylinder 1 is provided with an adjusting ring 41, the adjusting ring 41 is rotatably installed in the annular groove 42 opened at the front end of the installation cylinder 1, the adjusting ring 41 can rotate the installation cylinder 1, one end of the installation cylinder 1 is provided with an installation ring 45, the surface of the installation ring 45 is provided with a plurality of metal foils 46, the inside of the adjusting ring 41 is provided with a driving ring 43, the guide column 47 on the surface of the metal foil 46 is slidably inserted into the arc-shaped guide groove 44 on the surface of the driving ring 43, when the adjusting ring 41 is rotated, the driving ring 43 is driven to rotate, the driving ring 43 drives the guide column 47 inside to move, thereby driving the metal foil 46 to move on the surface of the installation ring 45, the movement of the plurality of metal foils 46 adjusts the size of the light inlet hole, thereby adjusting the amount of light entering, so that the light sensitivity of the protective mirror 2 can be adjusted according to the use requirement.

[0025] Please refer to Figure 1 , Figure 3 , the limiting assembly 5 comprises a limiting groove 51 opened around the surface of the installation ring 45, the limiting groove 51 extends from the middle of the installation ring 45 to the edge, and the back of the metal foil 46 is fixedly provided with a sliding bar 52 which is slidably arranged in the limiting groove 51.

[0026] Specific use: the surface of the installation ring 45 is provided with a limiting groove 51, the limiting groove 51 is obliquely opened from the center of the installation ring 45 to the edge, and the sliding bar 52 fixedly arranged on the back of the metal foil 46 is slidably arranged in the limiting groove 51, when the driving ring 43 drives the metal foil 46 to move, the metal foil 46 is slidably arranged in the limiting groove 51 through the sliding bar 52 on the back, so that the metal foil 46 is stably slid and adjusted.

[0027] Please refer to Figure 1 , Figure 4 , the inner wall of the installation cylinder 1 is provided with an installation groove 6 in the middle, the installation groove 6 is embedded with a silica gel seat 7, and the protective mirror 2 is installed in the silica gel seat 7.

[0028] Specific use: the inner wall of the installation cylinder 1 is provided with an installation groove 6 in the middle, the silica gel seat 7 is embedded in the installation groove 6, and the protective mirror 2 is installed in the silica gel seat 7, the silica gel seat 7 has a certain elasticity, which is convenient for the installation of the protective mirror 2, and the silica gel seat 7 itself has a certain shock absorption and impact resistance, which can protect the protective mirror 2.

[0029] Please refer to Figure 2 , the surface of the adjusting ring 41 is provided with a dust cover 8, and the dust cover 8 covers the surface of the driving ring 43.

[0030] Specific use: the surface of the adjusting ring 41 is provided with a dust cover 8, and the dust cover 8 covers the surface of the driving ring 43 to play a protective role, avoiding dust from entering the inside of the driving ring 43.

[0031] Please refer toFigure 1 The surface of the adjusting ring 41 is provided with anti-skid lines 9.

[0032] In use, the anti-skid lines 9 on the surface of the adjusting ring 41 can increase the friction with hands during adjustment.

[0033] Referring to Figure 2 The tail end of the mounting cylinder 1 is fixedly provided with a mounting seat 10, and the mounting seat 10 is provided with mounting holes 11 on the surface.

[0034] In use, the mounting seat 10 at the tail end of the mounting cylinder 1 is connected with the optoelectronic device through the mounting holes 11 on the surface of the mounting seat 10.

[0035] Referring to Figure 3 The mounting cylinder 1 and the adjusting ring 41 are made of plastic.

[0036] In use, the mounting cylinder 1 and the adjusting ring 41 made of plastic can reduce the structure weight.

[0037] The adjusting ring 41 is arranged at the front end of the mounting cylinder 1, and is rotatably arranged in the annular groove 42 at the front end of the mounting cylinder 1. The adjusting ring 41 can rotate the mounting cylinder 1. One end of the mounting cylinder 1 is provided with a mounting ring 45, and the surface of the mounting ring 45 is surrounded by a plurality of metal foils 46. The driving ring 43 is arranged in the adjusting ring 41. The guide columns 47 on the surface of the metal foils 46 are slidably arranged in the arc-shaped guide grooves 44 on the surface of the driving ring 43. When the adjusting ring 41 is rotated, the driving ring 43 is driven to rotate, and the driving ring 43 drives the guide columns 47 in the driving ring 43 to move, so as to drive the metal foils 46 to move on the surface of the mounting ring 45. The movement of the plurality of metal foils 46 adjusts the size of the light inlet hole, so as to adjust the light inlet amount, and the light sensitivity of the protective mirror 2 can be adjusted according to the use requirement.

[0038] The contents not described in detail in the description belong to the prior art known by the person skilled in the art. Although the utility model has been described in detail with reference to the foregoing embodiments, the person skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A protective mirror for optoelectronic devices, characterized in that Include: The installation cylinder (1), the inside of the installation cylinder (1) is provided with a protective mirror (2), and the inside of the installation cylinder (1) is provided with a sealing ring (3) near the protective mirror (2); Adjusting assembly (4), the adjusting ring (41) is arranged at the front end of the installation cylinder (1), the front end surface of the installation cylinder (1) is provided with an annular groove (42), the adjusting ring (41) is rotatably installed in the annular groove (42), the inside of the adjusting ring (41) is fixedly installed with a driving ring (43), the surface of the driving ring (43) is provided with a plurality of arc-shaped guide grooves (44), one end of the installation cylinder (1) is fixedly connected with a mounting ring (45), the adjusting ring (41) is sleeved on the outer circle of the mounting ring (45), a plurality of metal sheets (46) are arranged on the surface of the mounting ring (45), the end of the metal sheet (46) is formed into a light inlet hole, the surface of the metal sheet (46) is provided with a guide column (47), the guide column (47) is slidably inserted into the arc-shaped guide groove (44); The limiting assembly (5) includes a limiting groove (51) which is arranged on the surface of the mounting ring (45), the limiting groove (51) extends from the middle of the mounting ring (45) to the edge, the back of the metal sheet (46) is fixedly installed with a sliding bar (52), and the sliding bar (52) slides in the limiting groove (51).

2. The protective mirror for optoelectronic devices according to claim 1, characterized in that: The inner wall of the installation cylinder (1) is provided with an installation groove (6) in the middle, the installation groove (6) is embedded with a silica gel seat (7), and the protective mirror (2) is installed in the silica gel seat (7).

3. The protective mirror for optoelectronic devices according to claim 1, characterized in that: The surface of the adjusting ring (41) is provided with a dust cover (8), and the dust cover (8) covers the surface of the driving ring (43).

4. The protective mirror for optoelectronic devices according to claim 1, characterized in that: The surface of the adjusting ring (41) is provided with an anti-skid pattern (9).

5. The protective mirror for optoelectronic devices according to claim 1, characterized in that: The tail end of the installation cylinder (1) is fixedly installed with a mounting seat (10), and the mounting seat (10) is provided with a mounting hole (11).

6. The protective mirror according to claim 1, wherein: The installation cylinder (1) and the adjusting ring (41) are made of plastic.

Images