Manual optical filter angle adjusting device

Abstract

The utility model provides a manual optical filter angle adjusting device which comprises an adjusting frame body, the adjusting frame body is of a frame structure with a square hole in the middle, an optical filter installation plate is rotatably installed in the square hole of the adjusting frame body in the vertical direction, and an optical filter pressing plate used for fixing an optical filter is further arranged on the optical filter installation plate. A miniature wrench is installed on one side of the optical filter installation plate, a fixing seat short sliding column and a fixing seat guide sliding column are installed on the two sides of the fixing seat respectively, a guide hole is formed in each of the two sides of the adjusting frame body, the fixing seat short sliding column and the fixing seat guide sliding column are inserted into the two guide holes respectively, and an elastic reed is further installed below the adjusting frame body. And the elastic reed is used for clamping the fixed seat short sliding column. According to the manual optical filter angle adjusting device, the position of the optical filter is independent, so that the optical filter can rotate by taking the vertical direction as an axis, and meanwhile, the micro wrench is arranged on one side of the optical filter, so that the optical filter can be conveniently shifted by hands to change angles.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of optical filter, especially relates to a manual optical filter angle adjusting device. BACKGROUND

[0002] The optical filter is a kind of optical device widely used in optical system, and common optical filters include high-pass optical filter, low-pass optical filter, band-pass optical filter and trap wave optical filter.The structure of these optical filters is basically that a layer of polymer material with certain thickness is coated on the surface of high-pass optical glass substrate to realize the corresponding functions.The coating layer may vary according to different processes, technologies and purposes.For example, the coating thickness, coating uniformity and cut-off wavelength all have certain subtle differences.It is because of the limitations of structure and performance that we find that if the angle of the optical filter in the optical path is fine-tuned, more accurate results can be obtained.The angle of the optical filter needs to be adjusted very small, so many optical instruments or optical equipment usually only rely on the simple small-angle adjustment of the frame amount reserved in the structure when using the optical filter.When the optical filter needs to be adjusted at a large angle, it is often helpless.In some cases, the angle of the optical filter needs to be adjusted in real time to obtain ideal experimental results.The fixed optical filter often cannot achieve these effects. CONTENT OF THE UTILITY MODEL

[0003] Therefore, the utility model aims at providing a kind of manual optical filter angle adjusting device to solve the problem that the angle of the existing optical filter is difficult to adjust according to actual situation.

[0004] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0005] A kind of manual optical filter angle adjusting device, including adjusting frame main part, adjusting frame main part is the frame structure with square hole in the middle, the square hole of adjusting frame main part is installed optical filter mounting plate in vertical direction rotation, optical filter mounting plate is also equipped with the optical filter pressing plate for fixing optical filter, one side of optical filter mounting plate is installed micro spanner, the optical filter can be rotated by driving micro spanner, the both sides of fixed base are installed fixed base short slide column and fixed base guide slide column respectively, adjusting frame main part both sides are equipped with one guide hole respectively, two guide holes are used for inserting fixed base short slide column and fixed base guide slide column respectively, adjusting frame main part lower still installs elastic spring piece, and elastic spring piece is used to clamp fixed base short slide column.

[0006] Further, the lower part of the optical filter mounting plate is connected to the adjusting frame main part through a fixed shaft pin, and the upper part of the optical filter mounting plate is threadedly connected to the adjusting frame main part through a pointed head top wire, and the fixed shaft pin and the pointed head top wire are coaxially arranged.

[0007] Further, the filter pressing plate is fixed on the filter mounting plate by screws on the foot.

[0008] Further, the side of the adjusting frame body is provided with an oblong hole, and the micro wrench passes through the oblong hole and is connected with the filter mounting plate.

[0009] Further, the fixed seat is installed in the actual light path by two screws.

[0010] Further, a handle is further installed above the whole frame body.

[0011] Compared with the prior art, the manual filter angle adjusting device has the following advantages:

[0012] (1) The manual filter angle adjusting device independently positions the filter, so that the filter can rotate around the vertical direction as the shaft, and a micro wrench is installed on one side of the filter, so that the filter can be conveniently rotated by hand.

[0013] (2) The manual filter angle adjusting device is simple to install and debug, has high practicability, and can be widely applied to various optical instruments and optical experiments. BRIEF DESCRIPTION OF DRAWINGS

[0014] The drawings constituting a part of this utility model are used to provide further understanding of the utility model, and the schematic embodiments and their descriptions of the utility model are used to explain the utility model, and do not constitute improper limitation on the utility model. In the drawings:

[0015] Fig. 1 It is a structure schematic view of the manual filter angle adjusting device.

[0016] Fig. 2 It is a sectional view of the manual filter angle adjusting device.

[0017] Fig. 3 It is a side view of the manual filter angle adjusting device.

[0018] Mark explanation:

[0019] 1-Adjusting frame body; 2-Filter pressing plate; 3-Micro wrench; 4-Fixed seat short sliding column; 5-Elastic spring piece; 6-Fixed seat; 7-Fixed shaft pin; 8-Fixed seat guide sliding column; 9-Filter; 10-Filter mounting plate; 11-Handle; 12-Sharp head top screw. DETAILED DESCRIPTION

[0020] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other in the case of no conflict.

[0021] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0022] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood through specific circumstances.

[0023] The utility model will be described in detail below with reference to the drawings and in combination with the embodiments.

[0024] Manual filter angle adjusting device, such as Figs. 1 to 3As shown, including the adjustment frame body 1, filter pressing plate 2, micro wrench 3, fixed seat short slide column 4, elastic spring piece 5, fixed seat 6, fixed shaft pin 7, fixed seat guide slide column 8, filter 9, filter mounting plate 10, handle 11 and sharp head top silk 12, the adjustment frame body 1 is a frame structure with a square hole in the middle, the square hole of the adjustment frame body 1 is vertically installed with the filter mounting plate 10, the filter mounting plate 10 is also installed with the filter pressing plate 2 for fixing the filter 9, the micro wrench 3 is fixedly installed on one side of the filter mounting plate 10, the filter 9 can be rotated by driving the micro wrench 3, the fixed seat 6 is respectively installed with the fixed seat short slide column 4 and the fixed seat guide slide column 8 on both sides, the adjustment frame body 1 is respectively provided with a guide hole on both sides, the two guide holes are respectively used for inserting the fixed seat short slide column 4 and the fixed seat guide slide column 8, the elastic spring piece 5 is also installed below the adjustment frame body 1, the elastic spring piece 5 is used for clamping the fixed seat short slide column 4, and the tightening fixing effect is achieved. The manual filter angle adjustment device can complete the small angle adjustment of the filter within ±2.5° through testing.

[0025] Preferably, the handle 11 is further installed above the whole frame body 1, so as to facilitate the worker to hold the handle and rotate the micro wrench 3. Preferably, the filter pressing plate 2 is fixed on the filter mounting plate 10 through two screws of the foot.

[0026] In one or more embodiments, the lower part of the filter mounting plate 10 is connected with the lower part of the square hole of the adjustment frame body 1 through the fixed shaft pin 7, the upper part of the filter mounting plate 10 is threadedly connected with the square hole through the sharp head top silk 12, and the fixed shaft pin 7 and the sharp head top silk 12 are coaxially arranged, the middle filter mounting plate 10 can be freely rotated by adjusting the tightening degree of the sharp head top silk 12. Further, the upper part of the filter mounting plate 10 is provided with a through hole for threadedly connecting the sharp head top silk 12, so as to facilitate the worker to tighten the sharp head top silk. Preferably, the side surface of the adjustment frame body 1 is provided with an oblong hole, the oblong hole of the micro wrench 3 is connected with the filter mounting plate 10, so as to realize the manual rotation of the filter.

[0027] In one or more embodiments, the fixed seat 6 can be installed in the actual optical path in advance through two screws according to specific needs, and when the filter is needed, the adjustment frame body 1 can be inserted at any time.

[0028] The working principle of the manual filter angle adjustment device is as follows:

[0029] During installation, firstly, the filter 9 is placed into the filter mounting plate 10, then the filter is pressed by the filter pressing plate 2 to fix the two screws of the foot, after completion, the adjusting frame body 1 is placed, the fixing shaft pin 7 installed below the filter mounting plate 10 is inserted into the mounting hole below the square hole, the upper part is screwed by the tightening force of an adjusting sharp head top wire 12, so that the middle filter mounting plate 10 can be freely rotated, the hand holds the handle 11 of the upper part of the adjusting frame body, the fixing seat guide slide column 8 and the fixing seat short slide column 4 are respectively inserted into the two guide holes of the adjusting frame body 1, the elastic spring sheet 5 can just clamp the fixing seat short slide column 4, and plays a tightening fixing role. The fixing seat 6 here can be installed in the actual optical path in advance through two screws according to specific needs, when the filter is needed, the adjusting frame body 1 can be inserted at any time. In application, the filter mounting plate 10 is rotated with the center as the shaft by slightly pushing the micro wrench 3, after reaching the required angle, the sharp head top wire 12 above is screwed to lock the filter mounting plate. Thus, the adjustment of the filter angle is completed. The scheme has the advantages of simple installation and debugging, strong practicability, and can be widely applied to various optical instruments and optical experiments.

[0030] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A manual filter angle adjustment device, characterized by: The adjusting frame body is a frame structure with a square hole in the middle. The square hole of the adjusting frame body is vertically rotatably installed with a filter mounting plate. The filter mounting plate is further provided with a filter pressing plate for fixing the filter. A micro wrench is installed on one side of the filter mounting plate. The filter can be rotated by driving the micro wrench. A fixed seat short slide column and a fixed seat guide slide column are respectively installed on both sides of the fixed seat. The adjusting frame body is provided with a guide hole on both sides for inserting the fixed seat short slide column and the fixed seat guide slide column. An elastic spring sheet is further installed below the adjusting frame body. The elastic spring sheet is used to clamp the fixed seat short slide column.

2. The manual filter angle adjustment device of claim 1, wherein: The lower part of the filter mounting plate is connected to the adjusting frame body through a fixed shaft pin, and the upper part of the filter mounting plate is threadedly connected to the adjusting frame body through a pointed head top wire, and the fixed shaft pin and the pointed head top wire are coaxially arranged.

3. The manual filter angle adjustment apparatus of claim 1, wherein: The filter pressing plate is fixed on the filter mounting plate by screws of the feet.

4. The manual filter angle adjustment apparatus of claim 1, wherein: The side surface of the adjusting frame body is provided with an oblong hole, and the micro wrench is connected to the filter mounting plate through the oblong hole.

5. The manual filter angle adjustment apparatus of claim 1, wherein: The fixed seat is installed in the actual optical path by two screws.

6. The manual filter angle adjustment apparatus of claim 1, wherein: A handle is further installed on the upper part of the whole frame body.

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