Infrared beam axis filtering detection device

Abstract

The utility model provides an infrared beam axis filtering detection device, which relates to the technical field of detection devices and comprises a workbench, a support frame is fixedly mounted at the top of the workbench, and a first hole is formed in the outer surface wall of the support frame. According to the utility model, the rotating rod is connected with the output end of the servo motor through the belt, and the rotating rod can be driven to rotate when the servo motor operates, so that the positions of the coarse optical filter and the fine optical filter can be exchanged, and the light beams can be ensured to irradiate the optical filters; the optical filters with different central wavelengths and bandwidths can be replaced more conveniently, and automatic switching not only improves the working efficiency, but also reduces errors of manual operation, so that the device is more flexible to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection device technical field especially relates to a kind of infrared light beam axis light filter detection device. BACKGROUND

[0002] The working principle of the infrared light beam axis light filter detection device is based on the absorption, reflection and transmission characteristics of different wavelengths of infrared light by matter. First, the infrared light beam emitted by the infrared light source can only pass through the infrared light of a specific wavelength range when passing through the light filter, and the light of other wavelengths is filtered out.

[0003] The existing infrared light beam axis light filter detection device needs to be manually switched and rotated when switching the light filter, which reduces the detection efficiency. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of infrared light beam axis light filter detection devices to solve the problem that the above-mentioned equipment is used, since the existing infrared light beam axis light filter detection device is manually replaced and rotated position to light filter, it will affect detection efficiency.

[0005] To achieve the above object, the utility model adopts the following technical scheme: an infrared light beam axis light filter detection device, including workbench, the top of the workbench is fixedly installed with support frame, the outer wall of the support frame is provided with hole one, the inner wall of the hole one is movably inserted with rotating rod, the outer wall of the rotating rod is provided with belt pulley one, the outer wall of the belt pulley one is provided with belt body, the top of the workbench is fixedly installed with servo motor, the output end of the servo motor is provided with belt pulley two, and the inner wall of the belt body is sleeved on the outer wall of the belt pulley two, the outer wall of the rotating rod is fixedly sleeved with fixed plate, the outer wall of the fixed plate is provided with two hole two, the inner wall of one of the two hole two is provided with coarse light filter, and the inner wall of one of the two hole two is provided with fine light filter.

[0006] Preferably, the top of the workbench is fixedly installed with base one, and the top of the base one is fixedly installed with photoelectric detector.

[0007] Preferably, the outer wall of the base one is fixedly installed with signal amplifier on one side, and the top of the workbench is fixedly installed with controller.

[0008] Preferably, the top of the workbench is fixedly installed with base two, and the top of the base two is fixedly installed with infrared laser generator.

[0009] Preferably, the top of the base two is provided with square groove, and the inner wall of the square groove is provided with a group of cooling fins.

[0010] Preferably, the outer wall of the base two is provided with a square hole, and an inner wall of the square hole is fixedly installed with a fan.

[0011] Preferably, the top of the workbench is fixedly installed with a power supply.

[0012] Compared with the prior art, the infrared light beam axis filtering detection device has the advantages and positive effects that,

[0013] In the utility model, the rough filter and the fine filter can be interchanged by the rotation of the rotating rod driven by the servo motor, the light beam can be irradiated on the filter, the filter with different center wavelength and bandwidth can be replaced more conveniently, the automatic switching not only improves the work efficiency, but also reduces the error of manual operation, and the device is more flexible.

[0014] In the utility model, first, a group of radiating fins cooperate with the fan, can effectively dissipate heat, keep the temperature of the laser generator in a relatively stable range, ensure that the laser generator can continuously and stably output infrared light beam with specific power and wavelength, thereby guaranteeing the detection precision and reliability of the detection device, the signal received by the photoelectric detector is amplified by the signal amplifier, and second, the detection data of signal processing is transmitted to the display screen of the controller, convenient for workers to observe. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 A front view structural perspective view of an infrared light beam axis filtering detection device is provided for the utility model;

[0016] Figure 2 A front view structural perspective split view of an infrared light beam axis filtering detection device is provided for the utility model;

[0017] Figure 3 A front view structural split schematic view of an infrared light beam axis filtering detection device is provided for the utility model;

[0018] Figure 4 A front view structural perspective split view of an infrared light beam axis filtering detection device is provided for the utility model.

[0019] LEGEND:

[0020] 1. Workbench; 2. Support frame; 3. Hole 1; 4. Rotating rod; 5. Pulley 1; 6. Belt body; 7. Servo motor; 8. Pulley 2; 9. Fixing plate; 10. Hole 2; 11. Coarse filter; 12. Fine filter; 13. Base 1; 14. Photodetector; 15. Signal amplifier; 16. Controller; 17. Base 2; 18. Infrared laser generator; 19. Square groove; 20. Heat sink; 21. Square hole; 22. Fan; 23. Power supply. Detailed Implementation

[0021] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0022] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0023] Example 1, such as Figures 1-3 As shown, this utility model provides an infrared beam axis filtering detection device, including a worktable 1, a support frame 2 fixedly installed on the top of the worktable 1, a hole 3 opened on the outer wall of the support frame 2, a rotating rod 4 movably inserted into the inner wall of the hole 3, a pulley 5 set on the outer wall of the rotating rod 4, a belt body 6 set on the outer wall of the pulley 5, a servo motor 7 fixedly installed on the top of the worktable 1, a pulley 8 set at the output end of the servo motor 7, and the inner wall of the belt body 6 sleeved on the outer wall of the pulley 8, a fixing plate 9 fixedly sleeved on the outer wall of the rotating rod 4, two holes 10 opened on the outer wall of the fixing plate 9, a coarse filter 11 set on the inner wall of one of the two holes 10, and a fine filter 12 set on the inner wall of the other two holes 10.

[0024] The effect achieved by the entire embodiment 1 is that, firstly, when the servo motor 7 is running, since the output end of the servo motor 7 and the outer wall of the rotating rod 4 are respectively provided with pulley 5 and pulley 8, and the belt body 6 is located between the outer walls of pulley 5 and pulley 8, the operation of the servo motor 7 eventually drives the rotating rod 4 to rotate, thereby driving the fixed plate 9 to rotate, so as to adjust the position between the coarse filter 11 and the fine filter 12, so that the two can be interchanged, avoiding manual adjustment and reducing the detection efficiency.

[0025] Example 2, as Figures 1-4As shown, the top of the workbench 1 is fixedly installed with a base 13, the top of the base 13 is fixedly installed with a photoelectric detector 14, one side of the outer wall of the base 13 is fixedly installed with a signal amplifier 15, the top of the workbench 1 is fixedly installed with a controller 16, the top of the workbench 1 is fixedly installed with a base 17, the top of the base 17 is fixedly installed with an infrared laser generator 18, the top of the base 17 is provided with a square groove 19, the inner surface wall of the square groove 19 is provided with a group of cooling fins 20, one side of the outer wall of the base 17 is provided with a square hole 21, the inner surface wall of the square hole 21 is fixedly installed with a fan 22, and the top of the workbench 1 is fixedly installed with a power supply 23.

[0026] The effect of the whole embodiment 2 is that when the device is normally used, the infrared laser generator 18 is connected with the power supply 23 through the wire, the power supply 23 is powered separately, so that the power supply of the infrared laser generator 18 can be more accurately adjusted, and secondly, when the infrared laser generator 18 operates, the group of cooling fins 20 cooperates with the fan 22 to operate, can discharge the heat generated when the infrared laser generator 18 operates, so that the infrared laser generator 18 can be kept at a suitable temperature to operate, so as to more efficiently generate laser, so that the detection device can emit an infrared light beam with sufficient intensity more quickly, improve the work efficiency, the photoelectric detector 14 can quickly and accurately convert the received infrared light signal into an electrical signal, and the signal amplifier 15 is connected with the photoelectric detector 14, can amplify the weak electrical signal output by the photoelectric detector 14, can adapt to the detection requirements of infrared light signals with different intensities, and finally transmit the detection data to the display screen of the controller 16.

[0027] Among them, the servo motor 7, the photoelectric detector 14, the signal amplifier 15, the controller 16, the infrared laser generator 18, the cooling fin 20, the fan 22 and the power supply 23 are all prior art, and the composition and use principle are all disclosed technology, which will not be explained here.

[0028] Working principle: first, in the normal use of the device, first coarse filter 11 and fine filter 12 are placed in two holes two 10 in turn, second, the power supply 23 is connected with the infrared laser generator 18 through the wire, the power supply 23 can provide power for the infrared laser generator 18 by starting the power supply 23 through the controller 16, the infrared laser generator 18 can output high brightness, high collimation of infrared light beam, provide stable and reliable light source for the whole detection system, at the same time, a set of cooling fins 20 cooperate with the fan 22 when the infrared laser generator 18 is running, which can reduce the working temperature of the infrared laser generator 18, slow down the aging speed of these components, prolong the service life of the infrared laser generator 18, reduce the maintenance and replacement cost of the equipment, second, the light source emitted by the infrared laser generator 18 irradiates the coarse filter 11, which can preliminarily filter out most of the visible light and infrared light far from the target wave band, reduce the interference of stray light on the subsequent detection, reduce the interference of stray light on the subsequent detection, then the received infrared light signal is converted into an electric signal by the photodetector 14, at the same time, the weak electric signal output by the photodetector 14 can be amplified by the signal amplifier 15, finally the signal processing data is transmitted to the display screen of the controller 16, second, the belt body 6 is arranged between the pulley two 8 of the output end of the servo motor 7 and the outer wall of the pulley one 5 of the outer wall of the rotating rod 4, the rotation of the rotating rod 4 can be driven by the operation of the servo motor 7, so as to drive the rotation of the fixed plate 9, the position of the coarse filter 11 and the fine filter 12 is exchanged, at this time, the light source will pass through the fine filter 12, which can accurately select the infrared light beam of specific wavelength according to the detection requirement, greatly improve the accuracy and flexibility of the light filtering, at the same time, the movement of the servo motor 7 is accurately controlled by the controller 16 during the switching process, which ensures that the filter can be accurately positioned.

[0029] The above is only a preferred embodiment of the present application, and is not intended to limit the present application in other forms. Any skilled person in the art can modify or change the above disclosed technology content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification of the above embodiments made according to the technical essence of the present application without departing from the technical scheme of the present application still belongs to the protection scope of the present application.

Claims

1. An infrared beam axis filter detection device, characterized by: Including work platform (1), the top of work platform (1) is fixedly installed with support frame (2), the outer wall of support frame (2) is opened with hole one (3), the inner wall of hole one (3) is movably inserted with rotating rod (4), the outer wall of rotating rod (4) is provided with belt pulley one (5), the outer wall of belt pulley one (5) is provided with belt body (6), the top of work platform (1) is fixedly installed with servo motor (7), the output of servo motor (7) is provided with belt pulley two (8), and the inner wall of belt body (6) is sleeved on the outer wall of belt pulley two (8), the outer wall of rotating rod (4) is fixedly sleeved with fixed plate (9), the outer wall of fixed plate (9) is opened with two hole two (10), the inner wall of one of two hole two (10) is provided with coarse filter (11), and the inner wall of one of two hole two (10) is provided with fine filter (12).

2. The apparatus of claim 1, wherein: The top of work platform (1) is fixedly installed with base one (13), and the top of base one (13) is fixedly installed with photoelectric detector (14).

3. The apparatus of claim 2, wherein: the first and second filters are arranged to pass light having a wavelength of 8 to 14 microns; and the third filter is arranged to pass light having a wavelength of 9 to 11 microns. The outer wall of base one (13) is fixedly installed with signal amplifier (15), and the top of work platform (1) is fixedly installed with controller (16).

4. The apparatus of claim 3, wherein: the first and second filters are arranged to pass light having a wavelength of 8 to 14 microns; and the third filter is arranged to pass light having a wavelength of 9 to 11 microns. The top of work platform (1) is fixedly installed with base two (17), and the top of base two (17) is fixedly installed with infrared laser generator (18).

5. The apparatus of claim 4, wherein: the first and second polarizing beamsplitter cubes are oriented such that the first and second polarizing beamsplitter cubes are crossed with respect to each other. The top of base two (17) is opened with square groove (19), and the inner wall of square groove (19) is provided with a group of radiating fins (20).

6. The apparatus of claim 5, wherein: The outer wall of base two (17) is opened with square hole (21), and the inner wall of square hole (21) is fixedly installed with fan (22).

7. The apparatus of claim 6 wherein: the infrared light beam axis filter is a polarizing filter. The top of work platform (1) is fixedly installed with power supply (23).

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