Device for rapidly switching laser optical shutter

Abstract

The utility model discloses a device for rapidly switching a laser optical shutter and a laser thereof. The device comprises a rotary electromagnet, a mounting bracket, a swing arm, ground glass, a photoelectric isolation layer, a pull rod and a light barrier, one side of the photoelectric isolation layer is a laser area, and the other side of the photoelectric isolation layer is an electrical area; the rotating electromagnet is mounted on one side of the electrical area of the photoelectric isolation layer through the mounting bracket; the rotating end of the rotating electromagnet is connected with the swing arm; the pull rod vertically penetrates through the photoelectric isolation layer and telescopically moves back and forth on the two sides of the photoelectric isolation layer, the lower end of the pull rod extends into the electrical area and is installed at the eccentric extending end of the swing arm, the upper end of the pull rod extends into the laser area and is provided with a light barrier, and ground glass is installed on the side face of the light barrier. According to the optical shutter device, the transmission part of the optical shutter device is installed in the electrical area of the photoelectric isolation layer, space occupation of the laser area is effectively avoided, the laser area is well protected from being damaged when the transmission device acts, pollution to the laser area is avoided, and the light transmission efficiency is remarkably improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser accessories, in particular to a fast-switching laser shutter device. Background Art

[0002] Existing laser switching laser shutter devices all place a shutter device in the laser area. Due to the limited space in the laser area, placing the entire structure of the shutter device in the laser area will cause the following defects: the transmission device occupies space in the laser area, destroys the laser area, and easily pollutes the laser area.

[0003] Therefore, there is an urgent need for an optical shutter device that places the optical shutter device in the electrical area and the laser area respectively. Utility Model Content

[0004] To this end, the utility model provides a fast-switching laser shutter device to solve the above-mentioned problems in the prior art. In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: According to the first aspect of the utility model, a fast-switching laser shutter device includes a rotating electromagnet, a mounting bracket, a swing arm, frosted glass, a photoelectric isolation layer, a pull rod and a light shield; one side of the photoelectric isolation layer is a laser area, and the other side of the photoelectric isolation layer is an electrical area; the rotating electromagnet is installed on the electrical area side of the photoelectric isolation layer through the mounting bracket, and the rotating end of the rotating electromagnet is connected to the swing arm; the pull rod vertically penetrates the photoelectric isolation layer and reciprocates and telescopes on both sides of the photoelectric isolation layer, the lower end of the pull rod extends into the electrical area and is installed at the eccentric protruding end of the swing arm, the upper end of the pull rod extends into the laser area and is installed with the light shield, and the side of the light shield is installed with frosted glass.

[0005] Furthermore, it also includes a connecting shaft, the eccentric protruding end of the swing arm is provided with an oblong hole, and the lower end of the pull rod is installed in the oblong hole through the connecting shaft.

[0006] Furthermore, a cutting plane A is provided on the outer circumferential surface of the pull rod that is in contact with the side surface of the swing arm.

[0007] Furthermore, a cutting plane B is provided on the outer circumferential surface of the pull rod which is away from the side of the swing arm.

[0008] Furthermore, the tangent plane A and the tangent plane B are both rectangular planes of equal area and are symmetrically arranged about the central symmetry plane of the pull rod.

[0009] Furthermore, it also includes a sealing ring, and the sealing ring is annularly arranged on the part of the pull rod located in the photoelectric isolation layer.

[0010] Furthermore, the sealing ring is an O-type rubber ring.

[0011] Furthermore, the mounting bracket is an L-shaped sheet metal structure.

[0012] Furthermore, a plurality of heat dissipation holes are provided on the surface of the mounting bracket that is in contact with the rotating electromagnet.

[0013] Furthermore, a plurality of mounting holes are provided at positions where the mounting bracket abuts against the lower surface of the photoelectric isolation layer, and screws for connecting the mounting bracket are provided in the mounting holes.

[0014] The utility model has the following advantages: through the fast switching laser shutter device of the utility model, the transmission part of the shutter device is installed in the electrical area of ​​the photoelectric isolation layer, which effectively avoids the space occupation of the laser area, well protects the laser area from damage during the operation of the transmission device, avoids pollution to the laser area, and significantly improves the transmission efficiency of light. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 A plan view of a fast switching laser shutter device provided for some embodiments of the utility model.

[0016] Figure 2 AA cross-sectional view of a fast-switching laser shutter device provided in some embodiments of the present utility model.

[0017] Figure 3 A bottom view of a fast-switching laser shutter device provided in some embodiments of the present utility model.

[0018] Figure 4 A top view of a fast-switching laser shutter device provided in some embodiments of the present invention.

[0019] Figure 5 A first-perspective stereoscopic image of a fast-switching laser shutter device provided in some embodiments of the present invention.

[0020] Figure 6 A second perspective stereoscopic image of a fast switching laser shutter device provided in some embodiments of the present invention.

[0021] Figure 7 A side view of a fast-switching laser shutter device provided in some embodiments of the utility model.

[0022] Figure 8 A three-dimensional side view of a fast-switching laser shutter device provided in some embodiments of the present invention.

[0023] In the figure, 1. rotating electromagnet, 2. mounting bracket, 3. swing arm, 4. frosted glass, 5. photoelectric isolation layer, 6. pull rod, 7. light baffle, 8. light, 9. connecting shaft, 10. sealing ring, 11. cutting plane A, 12. mounting hole, 13. heat dissipation hole. DETAILED DESCRIPTION

[0024] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. 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.

[0025] Example 1

[0026] like Figures 1 to 8 As shown, a fast switching laser shutter device in the embodiment of the first aspect of the utility model comprises a rotating electromagnet 1, a mounting bracket 2, a swing arm 3, frosted glass 4, a photoelectric isolation layer 5, a pull rod 6 and a light blocking plate 7; one side of the photoelectric isolation layer 5 is a laser area, and the other side of the photoelectric isolation layer 5 is an electrical area; the rotating electromagnet 1 is installed on the electrical area side of the photoelectric isolation layer 5 through the mounting bracket 2, and the rotating end of the rotating electromagnet 1 is connected to the swing arm 3; the pull rod 6 vertically penetrates the photoelectric isolation layer 5 and reciprocates and telescopes on both sides of the photoelectric isolation layer 5, the lower end of the pull rod 6 extends into the electrical area and is installed on the eccentric protruding end of the swing arm 3, the upper end of the pull rod 6 extends into the laser area and is installed with a light blocking plate 7, and the side of the light blocking plate 7 is installed with frosted glass 4.

[0027] In the above embodiment, it should be noted that, when in use, the rotating electromagnet 1 rotates counterclockwise when energized, and drives the pull rod 6 through the swing arm 3 to pull down the frosted glass 4 on the side of the light blocking plate 7, so that the light 8 can pass through; conversely, the rotating electromagnet 1 rotates clockwise when energized, and drives the pull rod 6 through the swing arm 3 to push the frosted glass 4 up, so that the light 8 is blocked.

[0028] The technical effect achieved by the above embodiment is: through a fast-switching laser shutter device of this embodiment, the transmission part of the shutter device is installed in the electrical area of ​​the photoelectric isolation layer, which effectively avoids the space occupation of the laser area, and well protects the laser area from damage during the operation of the transmission device, avoids pollution to the laser area, and significantly improves the transmission efficiency of light.

[0029] Example 2

[0030] like Figures 1 to 8As shown, a fast switching laser shutter device also includes a connecting shaft 9, an eccentric protruding end of the swing arm 3 is provided with an oblong hole, and the lower end of the pull rod 6 is installed in the oblong hole through the connecting shaft 9.

[0031] For example, Figure 5 and Figure 6 As shown, the connecting shaft 9 is a T-shaped pin shaft, and the thinner shaft section of the connecting shaft 9 passes through the oblong hole at the eccentric protruding end of the swing arm 3 to achieve the connection between the two.

[0032] The technical effect achieved by the above embodiment is: by providing the oblong hole, the quick installation and disassembly between the connecting shaft 9 and the swing arm 3 is facilitated, thereby improving the installation efficiency.

[0033] Example 3

[0034] like Figures 1 to 8 As shown, a fast switching laser shutter device, a cutting plane A11 is provided on the outer circumferential surface of the pull rod 6 that is in contact with the side surface of the swing arm 3.

[0035] Optionally, a cutting plane B is provided on the outer circumferential surface of the pull rod 6 which faces away from the side of the swing arm 3 .

[0036] Optionally, both the cutting plane A11 and the cutting plane B are rectangular planes of equal area and are symmetrically arranged about the central symmetry plane of the pull rod 6; for example, the length and width of the cutting plane A11 and the cutting plane B can be set to be equal, and the depth of the two can be set to be equal.

[0037] The technical effect achieved by the above embodiment is as follows: by setting the cutting plane A11, the swing of the frosted glass 4 caused by the swing of the pull rod 6 during telescopic movement is effectively avoided, and the effect of light blocking caused by the swing of the frosted glass 4 is avoided; by setting the cutting plane B symmetrical to the cutting plane A11, it is achieved that the use effect is not affected whether the pull rod 6 is installed on the front or back.

[0038] Example 4

[0039] like Figures 1 to 8 As shown, a fast switching laser shutter device also includes a sealing ring 10 , and the sealing ring 10 is circumferentially arranged on the part of the pull rod 6 located in the photoelectric isolation layer 5 .

[0040] For example, the sealing ring 10 is an O-type rubber ring. In addition, the sealing ring 10 can also be set as other types of sealing rings.

[0041] The technical effect achieved by the above embodiment is: by setting the sealing ring 10, the air between the laser area and the electrical area is effectively isolated when the pull rod 6 moves back and forth, avoiding pollution of the air on the laser area side, thereby avoiding negative impact on light transmission.

[0042] Example 5

[0043] like Figures 1 to 8 As shown, a fast switching laser shutter device, the mounting bracket 2 is an L-shaped sheet metal structure. For example, the corner of the L-shaped sheet metal structure of the mounting bracket 2 is 90°, and it is cut by machine tool processing. The lower half is a circular plate structure, and the upper half is a rectangular plate structure. Through the setting of this structure, the mounting bracket 2 can be quickly installed.

[0044] Optionally, a plurality of heat dissipation holes 13 are provided on the surface of the mounting bracket 2 that is in contact with the rotating electromagnet 1 . By providing the heat dissipation holes 13 , the heat generated by the rotating electromagnet 1 during operation can be effectively dissipated.

[0045] Optionally, a plurality of mounting holes 12 are provided at the position where the mounting bracket 2 is in contact with the lower surface of the photoelectric isolation layer 5, and screws for connecting the mounting bracket 2 are provided in the mounting holes 12; by providing the screws and the mounting holes 12, quick installation and disassembly of the mounting bracket 2 is achieved.

[0046] In the description of the present invention, it should be understood that the terms "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships 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, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0047] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0048] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" 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, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0050] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

[0051] In the description of this specification, the description with reference to the terms "embodiment one", "embodiment two", "example", "specific example", or "some examples" means that the specific method, device or feature described in conjunction with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, methods, devices or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, unless they are contradictory.

[0052] The above are only preferred embodiments of the present invention and are 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 fast switching laser shutter device, characterized in that: The invention comprises a rotating electromagnet (1), a mounting bracket (2), a swing arm (3), frosted glass (4), a photoelectric isolation layer (5), a pull rod (6) and a light shield (7); one side of the photoelectric isolation layer (5) is a laser zone, and the other side of the photoelectric isolation layer (5) is an electrical zone; the rotating electromagnet (1) is mounted on the electrical zone side of the photoelectric isolation layer (5) through the mounting bracket (2), and the rotating end of the rotating electromagnet (1) is connected to the swing arm (3); the pull rod (6) vertically penetrates the photoelectric isolation layer (5) and reciprocates and telescopes on both sides of the photoelectric isolation layer (5); the lower end of the pull rod (6) extends into the electrical zone and is mounted on the eccentric protruding end of the swing arm (3); the upper end of the pull rod (6) extends into the laser zone and is mounted with the light shield (7), and the side of the light shield (7) is mounted with frosted glass (4).

2. The fast switching laser shutter device according to claim 1, characterized in that: It also includes a connecting shaft (9), the eccentric protruding end of the swing arm (3) is provided with an oblong hole, and the lower end of the pull rod (6) is installed in the oblong hole through the connecting shaft (9).

3. The fast switching laser shutter device according to claim 1, characterized in that: A cutting plane A (11) is provided on the outer circumferential surface of the pull rod (6) that abuts against the side surface of the swing arm (3).

4. The fast switching laser shutter device according to claim 3, characterized in that: A cutting plane B is provided on the outer circumferential surface of the pull rod (6) which faces away from the side of the swing arm (3).

5. The fast switching laser shutter device according to claim 4, characterized in that: The cutting plane A (11) and the cutting plane B are both rectangular planes of equal area and are symmetrically arranged about the central symmetry plane of the pull rod (6).

6. The fast switching laser shutter device according to claim 1, characterized in that: It also comprises a sealing ring (10), and the sealing ring (10) is circumferentially arranged on the part of the pull rod (6) located inside the photoelectric isolation layer (5).

7. The fast switching laser shutter device according to claim 6, characterized in that: The sealing ring (10) is an O-type rubber ring.

8. The fast switching laser shutter device according to claim 1, characterized in that: The mounting bracket (2) is an L-shaped sheet metal structure.

9. The fast switching laser shutter device according to claim 8, characterized in that: The surface of the mounting bracket (2) that is in contact with the rotating electromagnet (1) is provided with a plurality of heat dissipation holes (13).

10. The fast switching laser shutter device according to claim 9, characterized in that: A plurality of mounting holes (12) are provided at a position where the mounting bracket (2) abuts against the lower surface of the photoelectric isolation layer (5), and screws for connecting the mounting bracket (2) are provided in the mounting holes (12).

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