A shading device for an optical platform

Abstract

The utility model discloses a shading device for an optical platform, the shading device is used to form a relative inner area and outer area on the optical platform, the shading device comprises a basic baffle, a perforated baffle and a gap stopper; a first connecting plate is provided at the lower edge of the basic baffle, and a first connecting hole is provided on the first connecting plate; a threading hole is provided on the perforated baffle that penetrates along the thickness direction thereof, a second connecting plate is provided at the lower edge of the perforated baffle, and a second connecting hole is provided on the second connecting plate; the gap stopper comprises a baffle body, a third connecting plate is provided at the lower edge of the baffle body, and a third connecting hole is provided on the third connecting plate; a barb buckle portion is bent at the upper edge of the baffle body; a plurality of basic baffles and at least one threading baffle are arranged on the optical platform in a longitudinal or transverse direction, and are surrounded to form a closed figure, and the longitudinal and transverse directions are two vertical directions on a horizontal plane.

Description

Technical Field

[0001] The utility model relates to the technical field of optical test instruments, in particular to a light shielding device used on an optical platform. Background Art

[0002] When building an optical path system on an optical test platform, in order to prevent lasers and visible light beams from being emitted in the experimental space and causing light pollution, and for invisible light with high power, diffusion may even cause laser burns to the human body, eyes or skin, a shielding component is set outside the optical path system to block the light beam. The current shielding components are generally simply shielded by a few boards or cloths, and some brackets are needed to support the boards or cloths, which is not only troublesome to build, but also the shielding effect is not good enough. Utility Model Content

[0003] In view of this, the utility model provides a shading device for an optical platform, which can solve the above problems at least to a certain extent.

[0004] The technical solution of the utility model is achieved in this way:

[0005] A shading device for an optical platform, the shading device is used to form an inner area and an outer area on the optical platform, and the shading device includes a base baffle, a perforated baffle and a gap baffle;

[0006] A first connecting plate is provided on the lower edge of the base baffle, and a first connecting hole is provided on the first connecting plate;

[0007] The perforated baffle is provided with a threading hole penetrating along the thickness direction thereof, the lower edge of the perforated baffle is provided with a second connecting plate, and the second connecting plate is provided with a second connecting hole;

[0008] The gap blocking member comprises a shielding plate body, a third connecting plate is provided at the lower edge of the shielding plate body, and a third connecting hole is provided on the third connecting plate; a barb buckle portion is bent at the upper edge of the shielding plate body;

[0009] A plurality of basic baffles and at least one threading baffle are arranged on the optical platform in a longitudinal or transverse direction and surrounded to form a closed figure, wherein the longitudinal and transverse directions are two perpendicular directions on a horizontal plane; the gap stopper is arranged between two adjacent basic baffles and between adjacent basic baffles and threading baffles, and the barb buckle connection portion is buckled on the upper edges of the basic baffle and the perforated baffle.

[0010] Furthermore, the gap stopper includes a first gap stopper, which is arranged at a right-angle corner of the closed figure, and the shielding plate body of the first gap stopper is an L-shaped plate body, and the barb buckle connection part is located on the inner side or outer side of the L-shaped plate body.

[0011] Furthermore, the gap stopper includes a second gap stopper, the second gap stopper is arranged at a straight line position of the closed figure, and the shielding plate body of the second gap stopper is a flat plate body.

[0012] Furthermore, the basic baffle plate is provided with a vertically arranged bending portion in the length direction so that the basic baffle plate forms a first plate body and a second plate body; in two adjacent basic baffle plates at a straight line position of a closed figure, the first plate body of one basic baffle plate is overlapped with the second plate body of the other basic baffle plate, and the barb buckle portion of the second gap stopper is buckled at the overlapping position of the first plate body and the second plate body.

[0013] Furthermore, the perforated baffle includes a base plate having a window formed on the base plate, a first slide plate slidably connected to the base plate for vertical sliding, the window being located on a sliding path of the first slide plate, and a portion outside the overlapping range of the window and the horizontal projection of the first slide plate serving as the threading hole.

[0014] Further, the perforated baffle includes a base plate, a window is provided on the base plate, a first slide plate that slides vertically is slidably connected to the base plate, the first slide plate is provided with strip holes, the length direction of the strip holes is horizontally arranged, and the positions of the strip holes after vertical sliding fall within the range of the window; the first slide plate is slidably connected to a second slide plate that slides horizontally, the second slide plate is provided with the threading holes, and the positions of the threading holes after horizontal sliding fall within the range of the strip holes.

[0015] Furthermore, it also includes a cover plate, which is arranged on the top of the closed figure.

[0016] The beneficial effects of the utility model are as follows: the shading device can form a relative inner area and outer area on the optical platform, so that when the optical path system is built in the inner area, the laser and visible light beam of the optical path system can be prevented from being scattered to the outer area, which is beneficial to the safe arrangement and safe use of the laser optical path system; through the arrangement of the basic baffle plate, the perforated baffle plate and the gap baffle, the structure is stable and easy to arrange, and the threading holes on the perforated baffle plate can also facilitate the wiring and power-on of power-consuming components (such as lasers) in the optical path system. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1This is a schematic diagram of one application of a shading device used on an optical platform of the utility model;

[0019] Figure 2 This is a schematic diagram of one application of a shading device used on an optical platform of the utility model;

[0020] Figure 3 is a structural schematic diagram of the basic baffle;

[0021] Figure 4 is a schematic structural diagram of the first gap stopper;

[0022] Figure 5 A schematic diagram of the structure of one of the perforated baffles;

[0023] Figure 6 is a schematic diagram of the structure of another perforated baffle;

[0024] Figure 7 It is an exploded schematic diagram of the base baffle and the second gap baffle.

[0025] In the figure: 1, base baffle; 11, first plate body; 12, bending portion; 13, second plate body; 14, first connecting plate; 141, first connecting hole;

[0026] 2. perforated baffle; 21. threading hole; 22. base plate; 221. window; 23. first slide plate; 231. strip hole; 24. second slide plate;

[0027] 3. Gap stopper; 3a. First gap stopper; 3b. Second gap stopper; 31. Shielding plate body; 32. Third connecting plate; 321. Third connecting hole; 33. Barb buckle connection portion. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "rear", "vertical", "horizontal", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" and "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0032] refer to Figure 1-7 , shows a shading device for an optical platform, the shading device is used to form a relative inner area and outer area on the optical platform, the shading device includes a base baffle 1, a perforated baffle 2 and a gap block 3;

[0033] The lower edge of the base baffle 1 is provided with a first connecting plate 14, and the first connecting plate 14 is provided with a first connecting hole 141; the perforated baffle 2 is provided with a threading hole 21 penetrating along the thickness direction thereof, and the lower edge of the perforated baffle 2 is provided with a second connecting plate (not marked in the figure), and the second connecting plate is provided with a second connecting hole; the gap stopper 3 includes a shielding plate body 31, and the lower edge of the shielding plate body 31 is provided with a third connecting plate 32, and the third connecting plate 32 is provided with a third connecting hole 321; the upper edge of the shielding plate body 31 is bent with a barb buckle connection portion 33;

[0034] A plurality of basic baffles 1 and at least one threading baffle are arranged on the optical platform in the longitudinal direction or the transverse direction and are surrounded to form a closed figure, wherein the longitudinal direction and the transverse direction are two perpendicular directions on the horizontal plane; the gap stopper 3 is arranged between two adjacent basic baffles 1 and between adjacent basic baffles 1 and the threading baffle, and the barb buckle 33 is buckled on the upper edges of the basic baffle 1 and the perforated baffle 2.

[0035] Specifically, the optical platform is commonly known as a breadboard, and the optical platform has criss-cross mounting holes, which are used to install optical elements and facilitate laser alignment; the basic baffle 1 can be fixed on the optical platform through the first connecting hole 141 on the first connecting plate 14, the perforated baffle 2 can be fixed on the optical platform through the second connecting hole on the second connecting plate, and the gap block 3 can be fixed on the optical platform through the third connecting hole 321 on the third connecting plate 32; the basic baffle 1 and the threading baffle are arranged longitudinally or transversely, so that the closed figure formed is a figure composed of straight lines or right angles, the simplest example being a square or rectangle. Among them, Figure 1 and Figure 2 As shown, the number of the basic baffles 1, the threading baffles, and the gap baffles 3 can be selected according to the range to be enclosed.

[0036] The gap blocking member 3 can block the gap between two adjacent basic baffles 1 and between adjacent basic baffles 1 and the threading baffle to prevent light from emitting from the gap.

[0037] The above scheme is specific, such as Figure 4 As shown, the gap stopper 3 includes a first gap stopper 3a, the first gap stopper 3a is arranged at a right angle position of the closed figure, the shielding plate 31 of the first gap stopper 3a is an L-shaped plate, and the barb fastening portion 33 is located on the inner side or outer side of the L-shaped plate. When the barb fastening portion 33 is located on the inner side of the L-shaped plate, Figure 1 As shown, the first gap stopper 3a can be arranged at the positive corner of the right-angled corner; when the barb fastening portion 33 is located on the outer side of the L-shaped plate, as shown in FIG. Figure 1 As shown, the first gap stopper 3a can be arranged at the inner corner of the right-angle corner.

[0038] The above scheme is specific, such as Figure 7 As shown, the gap stopper 3 includes a second gap stopper 3b, and the second gap stopper 3b is arranged at a straight line position of the closed figure, and the shielding plate body 31 of the second gap stopper 3b is a flat plate body.

[0039] Preferably, in order to further prevent light from emitting from the gap, the basic baffle plate 1 is provided with a vertically arranged bending portion 12 in the length direction so that the basic baffle plate 1 forms a first plate body 11 and a second plate body 13; in two adjacent basic baffle plates 1 at a straight line position of a closed figure, the first plate body 11 of one basic baffle plate 1 is overlapped with the second plate body 13 of the other basic baffle plate 1, and the barb buckle portion 33 of the second gap stopper 3b is buckled at the overlapping position of the first plate body 11 and the second plate body 13.

[0040] In some embodiments, the structure of the perforated baffle 2 can be as follows: Figure 5 As shown, the perforated baffle 2 includes a base plate 22, a window 221 is formed on the base plate 22, a first slide plate 23 that slides vertically is slidably connected to the base plate 22, the window 221 is located on the sliding path of the first slide plate 23, and the portion outside the overlap range of the window 221 and the horizontal projection of the first slide plate 23 serves as the threading hole 21. In this way, the size of the threading hole 21 can be adjusted by adjusting the position of the first slide plate 23.

[0041] In some embodiments, the structure of the perforated baffle 2 can be as follows: Figure 6 As shown, the perforated baffle 2 includes a base plate 22, a window 221 is provided on the base plate 22, a first slide plate 23 sliding vertically is slidably connected to the base plate 22, a strip hole 231 is provided on the first slide plate 23, the length direction of the strip hole 231 is arranged horizontally, and the position of the strip hole 231 after vertical sliding falls within the range of the window 221; a second slide plate 24 sliding horizontally is slidably connected to the first slide plate 23, the second slide plate 24 is provided with the threading hole 21, and the position of the threading hole 21 after horizontal sliding falls within the range of the strip hole 231. In this way, the position of the threading hole 21 can be adjusted by adjusting the positions of the first slide plate 23 and the second slide plate 24.

[0042] In addition, when the optical path system is not needed, a cover plate (not shown) may be added, and the cover plate is arranged on the top of the closed figure.

[0043] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shading device for an optical platform, the shading device is used to form an inner area and an outer area relative to each other on the optical platform, characterized in that: The shading device comprises a base baffle, a perforated baffle and a gap baffle; A first connecting plate is provided at the lower edge of the base baffle plate, and a first connecting hole is provided on the first connecting plate; a threading hole is provided on the perforated baffle plate that penetrates along the thickness direction thereof, and a second connecting plate is provided at the lower edge of the perforated baffle plate, and a second connecting hole is provided on the second connecting plate; The gap stopper comprises a shielding plate body, a third connecting plate is provided at the lower edge of the shielding plate body, and a third connecting hole is provided on the third connecting plate; a barb buckle portion is bent at the upper edge of the shielding plate body; a plurality of basic baffles and at least one threading baffle are arranged on the optical platform in a longitudinal or transverse direction and surrounded to form a closed figure, and the longitudinal and transverse directions are two vertical directions on a horizontal plane; the gap stopper is provided between two adjacent basic baffles and between adjacent basic baffles and threading baffles, and the barb buckle portion is buckled at the upper edges of the basic baffle and the perforated baffle.

2. The shading device for an optical platform according to claim 1, characterized in that: The gap stopper includes a first gap stopper, which is arranged at a right-angle corner of the closed figure. The shielding plate body of the first gap stopper is an L-shaped plate body, and the barb buckle connection part is located on the inner side or outer side of the L-shaped plate body.

3. The shading device for an optical platform according to claim 2, characterized in that: The gap stopper includes a second gap stopper, the second gap stopper is arranged at a straight line position of the closed figure, and the shielding plate body of the second gap stopper is a flat plate body.

4. The shading device for an optical platform according to claim 3, characterized in that: The basic baffle plate is provided with a vertically arranged bending portion in the length direction so that the basic baffle plate forms a first plate body and a second plate body; in two adjacent basic baffle plates at a straight line position of a closed figure, the first plate body of one basic baffle plate is overlapped with the second plate body of the other basic baffle plate, and the barb buckle portion of the second gap stopper is buckled at the overlapping position of the first plate body and the second plate body.

5. The shading device for an optical platform according to claim 1, characterized in that: The perforated baffle includes a base plate with a window formed on the base plate. A first slide plate is slidably connected to the base plate for vertical sliding. The window is located on the sliding path of the first slide plate. The portion outside the overlapping range of the window and the horizontal projection of the first slide plate serves as the threading hole.

6. The shading device for an optical platform according to claim 1, characterized in that: The perforated baffle includes a base plate, a window is provided on the base plate, a first slide plate that slides vertically is slidably connected to the base plate, a strip hole is provided on the first slide plate, the length direction of the strip hole is horizontally arranged, and the position of the strip hole after vertical sliding falls within the range of the window; a second slide plate that slides horizontally is slidably connected to the first slide plate, the second slide plate is provided with the threading hole, and the position of the threading hole after horizontal sliding falls within the range of the strip hole.

7. The shading device for an optical platform according to any one of claims 1 to 6, characterized in that: Also included is a cover plate, which is arranged on the top of the closed figure.

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