Holographic diffraction sighting device

Abstract

The utility model discloses a holographic diffraction sighting device which comprises a sighting device body, a protective baffle is inserted into one side of a viewport mirror of an observation groove in the front end of the sighting device body in a sliding mode, a sliding cleaning layer is arranged at the lower end of the inner side of the protective baffle, and an inner supporting plate is rotationally arranged in a groove in the lower end of the protective baffle. According to the sighting device, the protective baffle is slidably inserted into one side of the viewport mirror of the observation groove in the front end of the sighting device body, covering protection can be carried out when the viewport mirror is not used, the viewport mirror is prevented from being scratched by hard objects, meanwhile, the sliding cleaning layer is arranged at the lower end of the inner side of the protective baffle, and the sighting device is convenient to clean. And during lifting adjustment of the protective baffle, the outer wall of the viewport mirror can be slidably cleaned, and cleaning is convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of holographic sights, in particular to a holographic diffraction sight. Background Art

[0002] The full name of the holographic sight is the laser holographic diffraction sight. It is a fast-aiming sight that directly observes the impact point and uses the impact point as the aiming mark. The aiming is fast and the shooting is accurate. The holographic sight adopts two-point one-line aiming, instead of the traditional three-point one-line aiming. The holographic sight uses the diffraction principle. The diffraction angles of red light and green light are very different, and it is impossible to achieve red and green differentiation at the same time. This is also the fundamental difference from the red dot scope.

[0003] A holographic diffraction sight with application number 202121488638.6 in the prior art includes a body, wherein the body is provided with a laser for emitting diffused light, a first reflector for reflecting the diffused light once, a second reflector for reflecting the diffused light twice, an H diffraction grating filter for filtering the diffused light and deriving parallel light, and an F holographic image window for differentiating the parallel light into a holographic aiming image in the horizontal direction, and the diffused light emitted by the laser passes through the first reflector, the second reflector, and the H diffraction grating filter in sequence and reaches the F holographic image window to form a holographic aiming image for human eyes to observe. It can effectively improve the clarity of the holographic aiming image, solve the problem of laser center wavelength drift, and further reduce the focal length, aberration, parallax, blurring noise of the aiming split-frame image, low brightness, twin images, etc., and improve the aiming accuracy. However, it is not convenient to clean the outer wall of the viewport mirror, and the cleaning efficiency is poor. Utility Model Content

[0004] The utility model aims to provide a holographic diffraction sight to solve the problem in the prior art that it is inconvenient to clean the outer wall of the viewport mirror and the cleaning efficiency is poor.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a holographic diffraction sight, comprising a sight body, a protective baffle is slidably inserted on one side of the viewport mirror of the observation slot at the front end of the sight body, a sliding cleaning layer is provided at the lower end of the inner side of the protective baffle, an inner support plate is rotatably provided in the groove inside the lower end of the protective baffle, and a rotating cleaning layer is provided on one side of the inner support plate.

[0006] Furthermore, the sliding cleaning layer and the rotating cleaning layer are both flexible cleaning layers, and one end of the sliding cleaning layer and the rotating cleaning layer are both arranged close to the outer wall of the viewport mirror.

[0007] Furthermore, the rotating cleaning layer is a flexible rubber scraper, and the sliding cleaning layer is a bristle cleaning layer.

[0008] Furthermore, a limiting groove is provided on the inner wall of the groove, a limiting convex rib is provided on the middle part of the outer side of the inner support plate, and the limiting convex rib is rotatably clamped with the limiting groove.

[0009] Furthermore, a plug-in slot is provided on the inner side of the observation slot, and both sides of the protective baffle are inserted into the plug-in slot, and a limiting end plate is provided at one end of the plug-in slot.

[0010] Furthermore, a locking groove is provided on the outer side wall of the plug-in groove, and a locking bolt is provided on the inner thread of the locking groove.

[0011] Furthermore, the inner support plate is a circular support plate, and an adjustment groove is provided on the outer side of the inner support plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a protective baffle plate which is slidably inserted on one side of the viewport mirror of the observation slot at the front end of the sight body, which can be used to cover and protect the viewport mirror when not in use to prevent hard objects from scratching the viewport mirror. At the same time, a sliding cleaning layer is provided at the lower end of the inner side of the protective baffle plate, which can slide and clean the outer wall of the viewport mirror when the protective baffle plate is raised or lowered, so that cleaning is convenient and quick.

[0014] 2. The utility model is provided with an inner support plate by rotating the groove inside the lower end of the protective baffle, a rotating cleaning layer is provided on one side of the inner support plate, a limiting groove is provided on the inner wall of the groove, a limiting convex rib is provided on the middle part of the outer side of the inner support plate, and the limiting convex rib is rotatably clamped with the limiting groove. When the protective baffle cover is arranged on the outside of the sight port mirror, the outer wall of the sight port mirror can be treated by a rotating scraping cleaning method by rotating the inner support plate and the rotating cleaning layer, so that the cleaning effect of the outside of the sight port mirror is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the protective baffle structure of the utility model;

[0018] Figure 3 It is a schematic diagram of the back side of the inner support plate of the utility model;

[0019] Figure 4 It is a left cross-sectional view of the protective baffle structure of the utility model.

[0020] In the figure: 1. sight body; 2. observation slot; 3. viewport mirror; 4. plug-in slot; 5. locking slot; 6. protective baffle; 7. inner support plate; 8. groove; 9. limit end plate; 10. adjustment slot; 12. rotating cleaning layer; 13. sliding cleaning layer; 14. limit rib; 15. limit slot; 16. locking bolt. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In an embodiment of the utility model, a holographic diffraction sight comprises a sight body 1, a protective baffle 6 is slidably inserted on one side of a viewport mirror 3 of an observation slot 2 at the front end of the sight body 1, a plug-in slot 4 is provided on the inner side of the observation slot 2, and both sides of the protective baffle 6 are inserted in the plug-in slot 4, and a limiting end plate 9 is provided at one end of the plug-in slot 4, which can be covered and protected when the viewport mirror 3 is not in use to prevent hard objects from scratching the viewport mirror 3.

[0023] like Figure 1 and Figure 4 As shown, in order to facilitate the sliding cleaning of the outer wall of the sight port mirror 3 and make cleaning convenient and quick, a sliding cleaning layer 13 and a rotating cleaning layer 12 are provided at the lower inner end of the protective baffle 6. Both the sliding cleaning layer 13 and the rotating cleaning layer 12 are flexible cleaning layers, and one end of the sliding cleaning layer 13 and the rotating cleaning layer 12 are both arranged close to the outer wall of the sight port mirror 3. The rotating cleaning layer 12 is a flexible rubber scraper, and the sliding cleaning layer 13 is a brush cleaning layer. The sliding cleaning layer 13 can be used to slide and clean the outer wall of the sight port mirror 3 when the protective baffle 6 is raised or lowered, so cleaning is convenient and quick.

[0024] like Figure 1 , Figure 2 and Figure 3As shown, in order to further improve the cleaning efficiency, the groove 8 inside the lower end of the protective baffle 6 is rotatably provided with an inner support plate 7, and a rotating cleaning layer 12 is arranged on one side of the inner support plate 7. A limiting groove 15 is provided on the inner wall of the groove 8, and a limiting convex rib 14 is provided in the middle of the outer side of the inner support plate 7, and the limiting convex rib 14 is rotatably clamped with the limiting groove 15. When the protective baffle 6 is covered on the outside of the sight port mirror 3, the outer wall of the sight port mirror 3 can be subjected to a rotary scraping cleaning method by rotating the inner support plate 7 and the rotating cleaning layer 12, so that the cleaning effect of the outside of the sight port mirror 3 is better, and the inner support plate 7 is a circular support plate, and an adjustment groove 10 is provided on the outer side of the inner support plate 7, which is convenient for rotating and adjusting the inner support plate 7.

[0025] like Figure 1 As shown, in order to position the protective baffle 6, a locking groove 5 is provided on the outer wall of the insertion groove 4, and a locking bolt 16 is provided on the inner thread of the locking groove 5, so as to facilitate the positioning of the protective baffle 6 after the lifting adjustment.

[0026] The working principle and use process of the utility model are as follows: when in use, a protective baffle 6 is slidably inserted on one side of the viewport mirror 3 of the observation slot 2 at the front end of the sight body 1, which can be used to cover the viewport mirror 3 when not in use to prevent hard objects from scratching the viewport mirror 3. At the same time, a sliding cleaning layer 13 is provided at the lower end of the inner side of the protective baffle 6, which can slide and clean the outer wall of the viewport mirror 3 when the protective baffle 6 is raised or lowered, making cleaning convenient and quick.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. 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 holographic diffraction sight, comprising a sight body (1), characterized in that: A protective baffle (6) is slidably inserted on one side of the viewport mirror (3) of the observation slot (2) at the front end of the sight body (1), a sliding cleaning layer (13) is provided at the inner lower end of the protective baffle (6), an inner support plate (7) is rotatably provided in the groove (8) inside the lower end of the protective baffle (6), and a rotating cleaning layer (12) is provided on one side of the inner support plate (7).

2. A holographic diffraction sight according to claim 1, characterized in that: The sliding cleaning layer (13) and the rotating cleaning layer (12) are both flexible cleaning layers, and one end of the sliding cleaning layer (13) and the rotating cleaning layer (12) are both arranged in close contact with the outer wall of the viewport mirror (3).

3. A holographic diffraction sight according to claim 2, characterized in that: The rotating cleaning layer (12) is a flexible rubber scraper, and the sliding cleaning layer (13) is a brush cleaning layer.

4. A holographic diffraction sight according to claim 1, characterized in that: The inner wall of the groove (8) is provided with a limiting groove (15), the middle part of the outer side of the inner support plate (7) is provided with a limiting convex rib (14), and the limiting convex rib (14) and the limiting groove (15) are rotatably locked.

5. A holographic diffraction sight according to claim 1, characterized in that: The inner side of the observation slot (2) is provided with a plug-in slot (4), and the two sides of the protective baffle (6) are inserted into the plug-in slot (4), and one end of the plug-in slot (4) is provided with a limiting end plate (9).

6. A holographic diffraction sight according to claim 5, characterized in that: The outer side wall of the plug-in slot (4) is provided with a locking slot (5), and the inner thread of the locking slot (5) is provided with a locking bolt (16).

7. A holographic diffraction sight according to claim 1, characterized in that: The inner support plate (7) is a circular support plate, and an adjustment groove (10) is provided on the outer side of the inner support plate (7).

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