Light beam analysis device with adjustable optical property

Abstract

The utility model relates to the technical field of optical experimental instruments, and discloses a light beam analysis device with adjustable optical properties, which comprises a light beam analyzer and a base, an adjusting module is arranged on the front surface of the light beam analyzer, and the adjusting module comprises a frame body fixedly connected to the front surface of the light beam analyzer; the interior of the frame body is slidably connected with an extraction frame, the interior of the extraction frame is provided with a clamping groove, the interior of the clamping groove is inserted with a mirror frame, the interior of the mirror frame is fixedly connected with an attenuation lens, the interior of the clamping groove is inserted with a clamping pad, the interior of the frame body is provided with a movable cavity, and the interior of the movable cavity is slidably connected with a sliding rod. The top of the sliding rod is fixedly connected with a pressing plate. According to the light beam analysis device with the adjustable light attribute, the height of the light beam analyzer can be conveniently adjusted, and the attenuation lens can be rapidly replaced according to the light attribute of the light beam, so that a sensor chip in the light beam analyzer is prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of optical experimental instruments, in particular to a light beam analysis device with adjustable light properties. Background Art

[0002] In an optical experimental system, a digital camera is used to capture the light beam to form a beam cross-sectional image, which can be used for beam quality analysis with the aid of a computer.

[0003] At present, the sensor chip in the digital camera has a certain laser damage threshold. Therefore, it is necessary to add an attenuation lens in the optical path of the optical system to attenuate the light beam to below the laser damage threshold of the camera to avoid damage to the digital camera. However, in the optical experimental system, it is often necessary to detect and analyze different light beams, and the light property attenuation rate needs to be adjusted. The existing attenuation lens is set inside the shell, and it is cumbersome to replace. Therefore, a light beam analysis device with adjustable light properties is urgently needed to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the shortcomings of the prior art, the utility model provides a light beam analysis device with adjustable light properties, which has the advantages of strong applicability, etc., and solves the problem that in optical experimental systems, different light beams often need to be detected and analyzed, and the light property attenuation rate needs to be adjusted. The existing attenuation lenses are arranged inside the shell, which makes replacement cumbersome.

[0006] (II) Technical solution

[0007] The utility model provides a technical solution to the above-mentioned technical problems as follows: a light beam analysis device with adjustable optical properties, comprising a light beam analyzer and a base, wherein an adjustment module is arranged on the front of the light beam analyzer, wherein the adjustment module comprises a frame fixedly connected to the front of the light beam analyzer, wherein an extraction frame is slidably connected inside the frame, wherein a card slot is arranged inside the extraction frame, wherein a lens frame is plugged into the card slot, wherein an attenuation lens is fixedly connected inside the lens frame, wherein a card pad is plugged into the card slot, wherein an active cavity is arranged inside the frame, wherein a slide rod is slidably connected inside the active cavity, wherein a pressure plate is fixedly connected to the top of the slide rod, and wherein a stopper is fixedly connected to the top of the frame.

[0008] The beneficial effects of the utility model are:

[0009] The light beam analyzer with adjustable optical properties can conveniently adjust the height of the light beam analyzer and quickly replace the attenuation lens according to the optical properties of the light beam, thereby avoiding damage to the sensor chip in the light beam analyzer and improving applicability.

[0010] On the basis of the above technical solution, the present invention can also be improved as follows.

[0011] Furthermore, a support ring is fixedly connected to the bottom of the slide rod, a support spring is fixedly connected to the top of the support ring, and one end of the support spring away from the support ring is fixedly connected to the inner wall of the movable cavity.

[0012] The beneficial effect of adopting the above further solution is that the support ring is pushed away by the elastic potential energy of the support spring, thereby preventing the pressure plate from rotating randomly and improving the stability of the processing.

[0013] Furthermore, a pull block is fixedly connected to the top of the extraction frame, the bottom of the pressure plate abuts against the extraction frame, the top of the pressure plate abuts against the stop block, and the front of the frame abuts against the card pad.

[0014] The beneficial effect of adopting the above further solution is that the pressure plate is limited by the stopper, so that the pressure plate maintains a limited state for the extraction frame, thereby preventing the extraction frame from falling off.

[0015] Furthermore, a lifting seat is fixedly connected to the top of the base, a lifting rod is slidably connected inside the lifting seat, and the top of the lifting rod is fixedly connected to the beam analyzer.

[0016] The beneficial effect of adopting the above further solution is that the height of the beam analyzer can be adjusted by moving the lifting rod, thereby improving applicability.

[0017] Furthermore, a fastening bolt is threadedly connected to the side wall of the lifting seat, and one end of the fastening bolt located inside the lifting seat abuts against the lifting rod.

[0018] The beneficial effect of adopting the above further solution is that the lifting rod is supported by the tightening bolts, thereby fixing the lifting rod.

[0019] Furthermore, a placement plate is provided on the top of the base, a placement groove is provided inside the placement plate, and a cover plate is rotatably connected to the inner wall of the placement groove.

[0020] The beneficial effect of adopting the above further solution is that the frame is stored in the placement tray, so that lenses with different attenuation rates can be conveniently stored and taken out, and the frame is separated from the outside world by the cover plate to prevent dirt from falling on the attenuation lens. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the utility model;

[0022] Figure 2 This is a cross-sectional view of the structure of the utility model;

[0023] Figure 3It is a structural schematic diagram of the adjustment module in the utility model;

[0024] Figure 4 It is an enlarged view of A in the figure of the present utility model.

[0025] In the figure: 1. beam analyzer; 2. frame; 3. extraction frame; 4. card slot; 5. mirror frame; 6. attenuation lens; 7. card pad; 8. movable cavity; 9. slide rod; 10. pressure plate; 11. stopper; 12. support ring; 13. support spring; 14. pull block; 15. lifting rod; 16. lifting seat; 17. fastening bolt; 18. placement plate; 19. base; 20. placement slot; 21. cover plate. DETAILED DESCRIPTION

[0026] 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.

[0027] In the embodiment, Figure 1-4 A light beam analysis device with adjustable light properties is provided. The utility model comprises a light beam analyzer 1 and a base 19. An adjustment module is arranged on the front of the light beam analyzer 1. The adjustment module comprises a frame 2 fixedly connected to the front of the light beam analyzer 1. An extraction frame 3 is slidably connected inside the frame 2. A card slot 4 is provided inside the extraction frame 3. A mirror frame 5 is inserted into the card slot 4. An attenuation lens 6 is fixedly connected to the mirror frame 5. A card pad 7 is inserted into the card slot 4. The front of the mirror frame 5 abuts against the card pad 7.

[0028] The attenuation lens 6 is fixed by a clamping pad 7 to prevent the vibration of the attenuation lens 6 from affecting the acquisition effect of the beam cross-section image. A light inlet is provided inside the frame 2, and the attenuation lens 6 is located inside the light inlet. The light beam is attenuated by the attenuation lens 6 to prevent the sensor chip in the beam analyzer 1 from being damaged.

[0029] A movable cavity 8 is opened inside the frame 2, and a slide rod 9 is slidably connected inside the movable cavity 8. A pressure plate 10 is fixedly connected to the top of the slide rod 9, a stopper 11 is fixedly connected to the top of the frame 2, a support ring 12 is fixedly connected to the bottom of the slide rod 9, a support spring 13 is fixedly connected to the top of the support ring 12, and one end of the support spring 13 away from the support ring 12 is fixedly connected to the inner wall of the movable cavity 8, a pull block 14 is fixedly connected to the top of the extraction frame 3, the bottom of the pressure plate 10 is against the extraction frame 3, and the top of the pressure plate 10 is against the stopper 11.

[0030] The support ring 12 is pushed away by the elastic potential energy of the support spring 13, thereby preventing the pressure plate 10 from rotating at will and improving the stability of the structure. The pressure plate 10 is limited by the block 11, so that the pressure plate 10 maintains a limited state on the extraction frame 3 and prevents the extraction frame 3 from falling off.

[0031] The top of the base 19 is fixedly connected to a lifting seat 16, and the lifting rod 15 is slidably connected inside the lifting seat 16. The top of the lifting rod 15 is fixedly connected to the beam analyzer 1, and a fastening bolt 17 is threadedly connected to the side wall of the lifting seat 16. One end of the fastening bolt 17 is located inside the lifting seat 16 and presses against the lifting rod 15. A handle is fixedly connected to the outside of the fastening bolt 17.

[0032] The height of the beam analyzer 1 is adjusted by moving the lifting rod 15 and fixed by rotating the fastening bolt 17, thereby adjusting the height of the beam analyzer 1 to facilitate detection of beams at different heights and improve applicability.

[0033] A placement tray 18 is provided on the top of the base 19, and a placement groove 20 is opened inside the placement tray 18. A cover plate 21 is rotatably connected to the inner wall of the placement groove 20. There are five placement grooves 20, and the five placement grooves 20 are arranged in a circular array inside the placement tray 18. The frame 5 is stored in the placement groove 20, so that lenses with different attenuation rates can be stored and taken out conveniently. The frame 5 is separated from the outside world by the cover plate 21 to prevent dirt from falling on the attenuation lens 6.

[0034] Working principle:

[0035] Manually cancel the fixing of the lifting rod 15 by the fastening bolts 17, move the lifting rod 15 and then rotate the fastening bolts 17 to hold and fix the lifting rod 15 again, thereby adjusting the height of the beam analyzer 1 to facilitate the detection of light beams at different heights, manually rotate the pressure plate 10 to cancel the limiting state of the extraction frame 3, pull out the extraction frame 3 by the pull block 14, tilt the extraction frame 3 to make the mirror frame 5 and the card pad 7 fall off, open the cover 21 to take out the attenuation lens 6 with a suitable attenuation rate for replacement, and then restore the extraction frame 3, use the attenuation lens 6 to attenuate the light beam to avoid damage to the sensor chip in the light beam analyzer 1, use the light beam analyzer 1 to collect the light beam cross-section image, and perform beam quality analysis.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A light beam analysis device with adjustable light properties, comprising a light beam analyzer (1) and a base (19), characterized in that: The front of the beam analyzer (1) is provided with an adjustment module, the adjustment module comprising a frame (2) fixedly connected to the front of the beam analyzer (1), the frame (2) being slidably connected to an extraction frame (3), a card slot (4) being provided inside the extraction frame (3), a mirror frame (5) being inserted inside the card slot (4), an attenuation lens (6) being fixedly connected inside the mirror frame (5), a card pad (7) being inserted inside the card slot (4), an active cavity (8) being provided inside the frame (2), a slide rod (9) being slidably connected inside the active cavity (8), a pressure plate (10) being fixedly connected to the top of the slide rod (9), and a stopper (11) being fixedly connected to the top of the frame (2).

2. The light beam analysis device with adjustable light properties according to claim 1, characterized in that: The bottom of the slide rod (9) is fixedly connected to a support ring (12), the top of the support ring (12) is fixedly connected to a support spring (13), and one end of the support spring (13) away from the support ring (12) is fixedly connected to the inner wall of the movable cavity (8).

3. The light beam analysis device with adjustable light properties according to claim 1, characterized in that: The top of the extraction frame (3) is fixedly connected with a pull block (14), the bottom of the pressure plate (10) abuts against the extraction frame (3), the top of the pressure plate (10) abuts against the stop block (11), and the front of the mirror frame (5) abuts against the card pad (7).

4. The light beam analysis device with adjustable light properties according to claim 1, characterized in that: The top of the base (19) is fixedly connected to a lifting seat (16), the interior of the lifting seat (16) is slidably connected to a lifting rod (15), and the top of the lifting rod (15) is fixedly connected to the beam analyzer (1).

5. The light beam analysis device with adjustable light properties according to claim 4, characterized in that: A fastening bolt (17) is threadedly connected to the side wall of the lifting seat (16), and one end of the fastening bolt (17) located inside the lifting seat (16) abuts against the lifting rod (15).

6. The light beam analysis device with adjustable light properties according to claim 1, characterized in that: A placement plate (18) is arranged on the top of the base (19), a placement groove (20) is provided inside the placement plate (18), and a cover plate (21) is rotatably connected to the inner wall of the placement groove (20).

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