CN212748251U - Automatic data acquisition device for research of photocatalytic reaction radiation field - Google Patents
Automatic data acquisition device for research of photocatalytic reaction radiation field Download PDFInfo
- Publication number
- CN212748251U CN212748251U CN202021007967.XU CN202021007967U CN212748251U CN 212748251 U CN212748251 U CN 212748251U CN 202021007967 U CN202021007967 U CN 202021007967U CN 212748251 U CN212748251 U CN 212748251U
- Authority
- CN
- China
- Prior art keywords
- servo motor
- data acquisition
- radiation field
- probe
- research
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model discloses an automatic data acquisition device for the research of a photocatalytic reaction radiation field, which comprises a workbench, a parallel light path and a data acquisition system; the parallel light path comprises a shell, a point light source, a biconvex spherical lens, a lens group and a reflector; the point light source, the biconvex spherical lens, the lens group and the reflector are coaxially and sequentially arranged in the shell, the reflector is arranged at an angle of 45 degrees, and the shell is provided with an unthreaded hole channel; the shell is fixed below the workbench, a light hole is formed in the workbench corresponding to the light hole channel, and a sample irradiation table for fixing a sample is arranged above the light hole; the data acquisition system comprises a movement mechanism, a probe, a radiometer and a computer, wherein the movement mechanism can control the azimuth angle, the elevation angle and the height of the probe; the utility model is simple in operation convenient, the measuring accuracy is high with the degree of accuracy, can solve the data automatic acquisition problem in the research of photocatalytic reaction radiation field, provides hardware basis and scientific foundation for the research of photocatalytic reaction radiation field and reactor design.
Description
Technical Field
The utility model relates to an optical testing and measurement technical field, more specifically the automatic data acquisition device who is used for research of photocatalytic reaction radiation field that says so.
Background
The photocatalytic reaction uses light (light sources such as sunlight or mercury lamps) as an energy source, and the influence of radiation field distribution (namely, local volume energy absorption rate) in a reaction system on the reaction rate is very important. Due to the complexity of the photocatalytic reaction, the radiation field distribution of the photocatalytic reaction is difficult to test. At present, the radiation field research of the photocatalytic reaction adopts a research method combining experimental test and numerical simulation. The data acquisition device of the photocatalytic reaction radiation field provides radiation field basic data for numerical simulation, so that the accuracy and the precision of acquired data are very important. However, at present, no automatic data acquisition device with higher precision and accuracy for the radiation field of the photocatalytic reaction exists.
Therefore, a need exists for a method and a device for automatically collecting data in a radiation field research of a photocatalytic reaction, which is simple and convenient to operate, has high test precision and accuracy, and provides a hardware basis and a scientific basis for the radiation field research of the photocatalytic reaction and the reactor design.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an automatic data acquisition device for research of photocatalytic reaction radiation field, the device have easy operation convenience, and measuring accuracy and degree of accuracy are high, can solve the automatic acquisition problem of data in the research of photocatalytic reaction radiation field, provide hardware basis and scientific foundation for the research of photocatalytic reaction radiation field and reactor design.
In order to achieve the above purpose, the utility model adopts the following technical scheme: an automatic data acquisition device for research of a photocatalytic reaction radiation field comprises a workbench, a parallel light path and a data acquisition system;
the parallel light path comprises a shell, a point light source, a biconvex spherical lens, a lens group and a reflector; the point light source, the biconvex spherical lens, the lens group and the reflector are coaxially and sequentially arranged in the shell, the reflector is arranged at an angle of 45 degrees, and an unthreaded hole channel is formed in the shell at the upper part of the reflector; the shell is fixed below the workbench, a light hole is formed in the workbench corresponding to the light hole channel, and a sample irradiation table for fixing a sample is arranged above the light hole;
the data acquisition system comprises a movement mechanism, a probe, a radiometer and a computer, wherein the movement mechanism can control the azimuth angle, the elevation angle and the height of the probe; the probe is arranged on the motion mechanism and is positioned right above the center of the light hole when the angle is 0 degree, the probe is in communication connection with the radiometer, and the probe, the motion mechanism and the radiometer are in communication connection with the computer.
The utility model discloses have good directionality and higher energy density with the pointolite, the pointolite passes through biconvex spherical lens, and the battery of lens converts ideal parallel light source into. The utility model discloses a collimated light source shines the photocatalytic material, and through the motion, the probe, the cooperation of radiometer and computer can accomplish the automatic data acquisition of photocatalytic reaction radiation field research, the utility model is simple in operation convenient, and the measuring accuracy is high with the degree of accuracy, can solve the data automatic acquisition problem in the photocatalytic reaction radiation field research, provides hardware basis and scientific foundation for photocatalytic reaction radiation field research and reactor design.
The gantry is fixed on the workbench; the movement mechanism comprises a first servo motor, a second servo motor and a third servo motor, wherein the first servo motor is fixed on the portal frame, the upper end of the portal frame and the rotation axis of the first servo motor penetrate through the portal frame and the transmission of the transverse section of the vertical plate connected with the L type, the vertical section of the vertical plate winds the light transmission hole center shaft to rotate circumferentially, the second servo motor is fixed on the vertical plate, the lower end of the vertical plate and the rotation axis of the vertical plate penetrate through the vertical plate and the transmission of the vertical plate connected with the vertical fixing plate, a linear track is arranged on the vertical fixing plate, the third servo motor is connected with the linear track in a transmission manner, a probe is fixed on the side end of the linear track, and.
The utility model discloses utilize foretell motion to realize first servo motor, second servo motor, 3 degrees of freedom of third servo motor control: the spherical radiation field test is realized by the aid of the azimuth angle, the elevation angle and the height of the probe, the obtained radiation field data are more comprehensive, and the first servo motor, the second servo motor and the third servo motor are all micro stepping motors, so that the precision is high, and the whole device can accurately measure data.
Further, the point light source is an LED point light source, the biconvex spherical lens and the lens group form a telecentric light path, and the parallel light path forms a light spot with the diameter of 8cm, the wavelength of 365nm and the power of 4.5 multiplied by 10-4W/cm2And the parallelism reaches 99 percent.
Furthermore, still include moving platform, moving platform is including locating workstation below and be on a parallel with the slide rail of parallel light path, and with slide rail sliding connection's moving platform, the sample shines the platform to be fixed on the moving platform, and the moving platform corresponds the sample shines the platform and has seted up the through-hole.
Furthermore, two side edges of the moving platform are provided with strip-shaped through holes parallel to the sliding rail, connecting fasteners are arranged on the strip-shaped through holes, the working platform is provided with positioning holes corresponding to the moving directions of the connecting fasteners, and the connecting fasteners are detachably connected with the positioning holes.
The utility model discloses an above-mentioned setting can be more convenient shine the platform position to the sample and adjust or fix, the placing and the adjustment of the sample of being convenient for, make the utility model discloses it is simple to use convenient.
Furthermore, the device also comprises an outer cover, wherein the outer cover is arranged on the outer sides of the workbench, the parallel light path and the portal frame, a heat radiation fan is arranged on the side end of the outer cover relative to the parallel light path, and a switch door is arranged on the side end of the outer cover relative to the portal frame and located on the second servo motor.
The utility model discloses, at the during operation, close the dustcoat and make inside dark space that forms, can effectually prevent the influence of other factors, guarantee the accuracy of data in this embodiment, the dustcoat for the side of parallel light path is equipped with radiator fan and is favorable to the heat dissipation of counter point light source to increase equipment operating stability, at the dustcoat for portal frame's just be located second servo motor's side is equipped with the switch door, is convenient for change the sample and the sample shines a position and adjusts or fix.
Furthermore, the angle precision of the first servo motor and the second servo motor is 0 degrees, and the distance precision of the third servo motor is 0.1 mm; the azimuth angle displacement of the first servo motor is 15 degrees/time, the displacement range is 0-360 degrees, the altitude displacement of the second servo motor is 5 degrees/time, the displacement range is 0-90 degrees, the altitude displacement of the third servo motor is 5 cm/time, and the displacement range is 12-32 cm.
The utility model discloses utilize first servo motor, second servo motor, third servo motor have improved the precision, make whole device measured data more accurate.
Further, the radiometer model is an ILT5000 research radiometer.
Furthermore, an automatic acquisition system is preset in the computer, the automatic acquisition system is developed by using labview software, and the automatic acquisition system comprises a display module, a data interface module, a motion control module and a probe control module; data interface module with the radiometer adopts serial ports to connect, display module includes screen display ware and pilot lamp, the screen display ware with radiometer communication connection, the pilot lamp with probe and first servo motor, second servo motor, third servo motor communication connection, motion control module with first servo motor, second servo motor, third servo motor communication connection, probe control module with probe communication connection.
Further, the radiometer further comprises a data generation and storage module, and the data generation and storage module is in communication connection with the radiometer.
The utility model discloses place the sample when using and shine the bench at the sample that the diameter is 8mm, open device mains, parallel light path and radiometer, open computer software and set up the parameter: selecting a serial port, wherein the azimuth angle is displaced for 15 degrees/time, the displacement range is 0-360 degrees, the altitude angle is displaced for 5 degrees/time, the displacement range is 0-90 degrees, the altitude displacement is 5 cm/time, and the displacement range is 12-32cm, the first servo motor, the second servo motor, the third servo motor and the irradiation meter are enabled to operate according to parameters through a motion control module and a probe control module, the indicator light is changed from grey to green, and a txt document is stored and output after data acquisition is finished; and completing the radiation field data acquisition of the whole hemisphere until the data acquisition at each height is completed.
The utility model discloses degree of automation is high, and data acquisition is accurate, provides hardware basis and scientific foundation for catalytic reaction radiation field research and reactor design.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of an internal three-dimensional structure of an automatic data acquisition device for radiation field research of photocatalytic reaction according to the present invention;
FIG. 2 is a schematic diagram of a parallel light path structure of an automatic data acquisition device for radiation field research of photocatalytic reaction according to the present invention;
FIG. 3 is a side perspective view of an automatic data acquisition device for radiation field research of photocatalytic reaction according to the present invention;
FIG. 4 is a front view of an automatic data acquisition device for radiation field research of photocatalytic reaction according to the present invention;
FIG. 5 is a graph showing the comparison between the experimental value and the simulated value of the light source radiation flux of the automatic data acquisition device for the radiation field research of the photocatalytic reaction according to the present invention;
FIG. 6 is a drawing showing the TiO load of the present invention with a diameter of 6mm2The radiant flux of the glass beads at different measurement radii is plotted;
in the figure: the device comprises a workbench, a portal frame, a first servo motor, a second servo motor, a third servo motor, a probe, a sample irradiation table, a parallel light path, a radiometer, a computer, a point light source, a double-convex spherical lens, a lens group, a reflector, a shell, a sample, a moving platform, a vertical plate, a connecting piece and a linear track, wherein the workbench is 1, the portal frame is 2, the first servo motor is 3, the second servo motor is 4, the third servo motor is 5, the probe is 6, the sample irradiation table is 7, the parallel light path is 8, the radiometer is 9, the computer is 10.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 4: an automatic data acquisition device for research of a photocatalytic reaction radiation field comprises a workbench 1, a parallel light path 8 and a data acquisition system;
the parallel light path 8 comprises a shell 15, a point light source 11, a biconvex spherical lens 12, a lens group 13 and a reflector 14; the point light source 11, the biconvex spherical lens 12, the lens group 13 and the reflector 14 are coaxially and sequentially arranged in the shell 15, the reflector 14 is arranged at an angle of 45 degrees, and the shell 15 at the upper part of the reflector 14 is provided with an unthreaded hole channel; the shell 15 is fixed below the workbench 1, a light hole is formed in the workbench 1 corresponding to the light hole channel, and a sample irradiation table 7 for fixing a sample 16 is arranged above the light hole;
the data acquisition system comprises a movement mechanism capable of controlling the azimuth angle, the elevation angle and the height of the probe, the probe 6, a radiometer 9 and a computer 10; the probe 6 is arranged on the motion mechanism and is positioned right above the center of the light hole when the angle is 0 degrees, the probe 6 is in communication connection with the radiometer 9, and the probe 6, the motion mechanism and the radiometer 9 are in communication connection with the computer 10.
The utility model discloses have good directionality and higher energy density with pointolite 11, pointolite 11 is through biconvex spherical lens 12, and lens group 13 converts ideal parallel light source into. The utility model discloses a collimated light source shines photocatalytic material, and through the motion, probe 6, the automatic data acquisition of photocatalytic reaction radiation field research can be accomplished in radiometer 9 and computer 10's cooperation, the utility model is simple in operation convenient, and the measuring accuracy is high with the degree of accuracy, can solve the automatic data acquisition problem in the research of photocatalytic reaction radiation field, provides hardware basis and scientific foundation for photocatalytic reaction radiation field research and reactor design.
In the embodiment, the device also comprises a portal frame 2, wherein the portal frame 2 is fixed on the workbench 1; the moving mechanism comprises a first servo motor 3, a second servo motor 4 and a third servo motor 5, the first servo motor 3 is fixed at the upper end of the portal frame 2, a rotating shaft of the first servo motor penetrates through the portal frame 2 and is in transmission connection with a transverse section of a vertical plate 18 of the L type, a vertical section of the vertical plate 18 rotates circumferentially around a light transmission hole central shaft, the second servo motor 4 is fixed at the lower end of the vertical plate 18, a rotating shaft of the second servo motor penetrates through the vertical plate 18 and is in transmission connection with a vertical fixing plate, a linear track 20 is arranged on the vertical fixing plate, the third servo motor 5 is in transmission connection with the linear track 20, a probe 6 is fixed at the side end of the linear track 20, and the.
The utility model discloses utilize foretell motion to realize first servo motor 3, second servo motor 4, 3 degrees of freedom of 5 controls of third servo motor: the azimuth angle, the elevation angle and the probe height are formed, the spherical radiation field test is realized, the obtained radiation field data are comprehensive, and the first servo motor 3, the second servo motor 4 and the third servo motor 5 are all micro stepping motors, so that the precision is high, and the measured data of the whole device is accurate.
In this embodiment, the point light source 11 is an LED point light source, the biconvex spherical lens 12 and the lens assembly 13 form a telecentric light path, and the parallel light path 8 is formed by filtering stray light from the point light source 11 through the biconvex spherical lens 12, and then forming a light spot through the lens assembly 13, wherein the light spot has a diameter of 8cm, a wavelength of 365nm, and a power of 4.5 × 10-4W/cm2The parallel light with the parallelism of 99 percent finally changes the direction of the light into the vertical upward light by a reflector 14 with the inclination angle of 45 degrees.
In this embodiment, the device further comprises a moving platform 17, the moving platform 17 comprises a slide rail arranged above the working table 1 and parallel to the parallel light path 8, and a moving table slidably connected with the slide rail, the sample irradiation table 7 is fixed on the moving table, and a through hole is formed in the moving table corresponding to the sample irradiation table 7.
In this embodiment, two side edges of the moving platform are provided with elongated through holes parallel to the sliding rail, the elongated through holes are provided with connecting fasteners 19, the working platform 1 is provided with positioning holes corresponding to the moving direction of the connecting fasteners 19, and the connecting fasteners 19 are detachably connected with the positioning holes.
The utility model discloses an above-mentioned setting can be more convenient shine 7 positions to the sample and adjust or fix, the placing and the adjustment of the sample 16 of being convenient for make the utility model discloses convenience simple to use.
In this embodiment, still include the dustcoat, the workstation 1 is located to the dustcoat, and the outside of parallel light path 8 and portal frame 2, and the dustcoat is equipped with radiator fan for the side of parallel light path 8, and the dustcoat is equipped with the switch door for the portal frame 2 and the side that is located second servo motor 4.
The utility model discloses, at the during operation, close the dustcoat and make inside dark space that forms, can effectually prevent the influence of other factors, the accuracy of data has been guaranteed in this embodiment, it is favorable to the heat dissipation increase equipment operating stability of point light source 11 to be equipped with radiator fan for parallel light path 8's side at the dustcoat, the side that just is located second servo motor 4 for portal frame 2 at the dustcoat is equipped with the switch door, be convenient for change sample 16 and sample shine platform 7 position and adjust or fix.
In the embodiment, the angle precision of the first servo motor 3 and the second servo motor 4 is 0.5 degrees, and the distance precision of the third servo motor 5 is 0.1 mm; the azimuth angle displacement of the first servo motor 3 is 15 degrees/time, the displacement range is 0-360 degrees, the altitude displacement of the second servo motor 4 is 5 degrees/time, the displacement range is 0-90 degrees, the altitude displacement of the third servo motor 5 is 5 cm/time, and the displacement range is 12-32 cm.
In other embodiments, the angular accuracy of the first servomotor 3, the second servomotor 4 is 0.5 °, and the distance accuracy of the third servomotor 5 is 0.1 mm; the azimuth angle of the first servo motor 3 can be set arbitrarily within the range of 0.5-180 degrees, the elevation displacement of the second servo motor 4 can be set arbitrarily within the range of 0.5-45 degrees, and the elevation displacement of the third servo motor 5 can be set within the range of 0.1mm to any length, wherein any length is equal to the length of the linear track 20.
The utility model discloses utilize first servo motor 3, second servo motor 4, third servo motor 5 have improved the precision, make the whole device measured data more accurate.
In this example, the radiometer 9 model is an ILT5000 research radiometer.
In this embodiment, an automatic acquisition system is preset in the computer 10, the automatic acquisition system is developed by labview software, and the automatic acquisition system comprises a display module, a data interface module, a motion control module and a probe control module; the data interface module and the radiometer 9 are connected through a serial port, the display module comprises a screen display and an indicator lamp, the screen display is in communication connection with the radiometer 9, the indicator lamp is in communication connection with the probe 6 and the first servo motor 3, the second servo motor 4 is in communication connection with the third servo motor 5, the motion control module is in communication connection with the first servo motor 3, the second servo motor 4 is in communication connection with the third servo motor 5, and the probe control module is in communication connection with the probe 6.
In this embodiment, the device further includes a data generation and storage module, and the data generation and storage module is in communication connection with the radiometer 9.
The utility model discloses place sample 16 when using on the sample irradiation platform 7 that the diameter is 8mm, open device total power, parallel light path 8 and radiometer 9, open computer 10 software setting parameter: selecting a serial port, wherein the azimuth angle is displaced for 15 degrees/time, the displacement range is 0-360 degrees, the altitude angle is displaced for 5 degrees/time, the displacement range is 0-90 degrees, the altitude displacement is 5 cm/time, the displacement range is 12-32cm, a motion control module and a probe control module enable a first servo motor 3, a second servo motor 4, a third servo motor 5 and an irradiator 9 to operate according to parameters, an indicator lamp is changed from grey to green, and a txt document is stored and output after data acquisition is finished; and completing the radiation field data acquisition of the whole hemisphere until the data acquisition at each height is completed.
As shown in fig. 5: the utility model discloses the sample shines no sample of putting on the bench, the parallelism and the radiant intensity of research light source. Comparing the test result of the radiation field with the probe height of 0cm (measuring radius of 12cm) with the numerical simulation value, wherein the experimental value is basically equal to the simulation value and the value is 4.5 multiplied by 10 within the range of the aperture (-4 cm)-4W/cm2(ii) a Outside the range of the unthreaded hole, the data of the unthreaded hole and the data of the unthreaded hole are different, the speed of reducing the analog value is higher, and the phenomenon that the radiant flux at the measuring edge is increased firstly and then reduced occurs; the experimental values tended to decrease smoothly with increasing measurement radius. The difference between the two is 10-7w/cm2Within the range, the numerical value of the radiation flux in the light hole is small, so that the radiation intensity is still considered to be accurate and the light parallelism is good.
As shown in fig. 6, the radiation field test: a layer of TiO load with the diameter of 6mm is flatly paved on a sample irradiation table 72The glass beads of (1). The radiation field test results of the probe at different heights (namely the measurement radius is 12-32 cm) show that the radiation flux is gradually reduced along with the increase of the measurement radius, the radiation flux gradient is increased along with the increase of the measurement radius within the range of the light hole (4-4 cm), and the radiation flux gradient is increased outside the range of the light holeThe flux gradient decreases. At the pupil center Y of 0cm, 81.87% of the radiant flux glass beads were consumed.
The utility model discloses the advantage lies in following several aspects:
the utility model discloses in, parallel light path has combined together the parallel light source that has produced a branch of ideal with LED pointolite and telecentric optical path. The LED point light source has good directivity and high energy density, is positioned on the axis of a telecentric light path, and is amplified to form parallel light beams with the parallelism of more than 99 percent after passing through the light path, and the radiation intensity can reach 4.5 multiplied by 10- 4W/cm2。
The utility model discloses first servo motor 3, second servo motor 4, third servo motor 5 are miniature step motor, through first servo motor 3, second servo motor 4, 3 degrees of freedom of third servo motor 5 control: the azimuth angle is 0-360 degrees, the altitude angle is 0-90 degrees, the height of the probe is 12-32cm, the hemispherical radiation field test is realized, the angle precision is 0.5 degrees, and the distance precision is 0.1 mm.
And the utility model discloses a labview software is development data automatic acquisition system independently, selects the serial ports on software control interface, sets up the parameter and then to the motion system instruction, drives the data acquisition that the corresponding space point was accomplished to the probe to with txt file output test result.
The utility model discloses degree of automation is high, and data acquisition is accurate, provides hardware basis and scientific foundation for catalytic reaction radiation field research and reactor design.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An automatic data acquisition device for research of a radiation field of a photocatalytic reaction is characterized by comprising a workbench (1), a parallel light path (8) and a data acquisition system;
the parallel light path (8) comprises a shell (15), a point light source (11), a biconvex spherical lens (12), a lens group (13) and a reflector (14); the point light source (11), the biconvex spherical lens (12), the lens group (13) and the reflector (14) are coaxially and sequentially arranged in the shell (15), the reflector (14) is arranged at an angle of 45 degrees, and an unthreaded hole channel is formed in the shell (15) at the upper part of the reflector (14); the shell (15) is fixed below the workbench (1), the workbench (1) is provided with light holes corresponding to the light hole channel, and a sample irradiation table (7) for fixing a sample (16) is arranged above the light holes;
the data acquisition system comprises a movement mechanism capable of controlling the azimuth angle, the elevation angle and the height of the probe, the probe (6), a radiometer (9) and a computer (10); probe (6) are located motion and are located when the angle is 0 directly over the center of light trap, probe (6) with radiometer (9) communication connection, probe (6), motion and radiometer (9) with computer (10) communication connection.
2. The automatic data acquisition device for the research of the radiation field of the photocatalytic reaction according to claim 1, characterized by further comprising a portal frame (2), wherein the portal frame (2) is fixed on the workbench (1); the movement mechanism comprises a first servo motor (3), a second servo motor (4) and a third servo motor (5), the first servo motor (3) is fixed at the upper end of the portal frame (2), a rotating shaft of the first servo motor penetrates through the portal frame (2) and is in transmission connection with a transverse section of an L-shaped vertical plate (18), the vertical section of the vertical plate (18) rotates around the central axis of the light hole in a circumferential manner, the second servo motor (4) is fixed at the lower end of the vertical plate (18) and the rotating shaft of the second servo motor penetrates through the vertical plate (18) and is in transmission connection with a vertical fixing plate, a linear track (20) is arranged on the vertical fixing plate, the third servo motor (5) is in transmission connection with the linear track (20), the probe (6) is fixed at the side end of the linear track (20), and the lowest point of the probe (6) is flush with the upper end of the sample irradiation table (7).
3. The automatic data acquisition device for the research of the radiation field of the photocatalytic reaction according to claim 2, wherein the point light source (11) is an LED point light source, the biconvex spherical lens (12) and the lens group (13) form a telecentric light path, and the parallel light path (8) forms a light spot with a diameter of 8cm, a wavelength of 365nm and a power of 4.5 x 10-4W/cm2And the parallelism reaches 99 percent.
4. The automatic data acquisition device for the research of the radiation field of the photocatalytic reaction according to claim 2, further comprising a moving platform (17), wherein the moving platform (17) comprises a slide rail arranged below the working platform (1) and parallel to the parallel light path (8), and a moving platform slidably connected with the slide rail, the sample irradiation platform (7) is fixed on the moving platform, and a through hole is formed in the moving platform corresponding to the sample irradiation platform (7).
5. The automatic data acquisition device for the research of the radiation field of the photocatalytic reaction according to claim 4, wherein the two side edges of the moving platform are provided with elongated through holes parallel to the sliding rail, the elongated through holes are provided with connecting fasteners (19), the working platform (1) is provided with positioning holes corresponding to the moving direction of the connecting fasteners (19), and the connecting fasteners (19) are detachably connected with the positioning holes.
6. The automatic data acquisition device for the research of the radiation field of the photocatalytic reaction according to any one of claims 2 to 5, further comprising an outer cover, wherein the outer cover is arranged on the outer side of the workbench (1), the parallel light path (8) and the gantry (2), a heat radiation fan is arranged on the side end of the outer cover opposite to the parallel light path (8), and an opening and closing door is arranged on the side end of the outer cover opposite to the gantry (2) and located at the second servo motor (4).
7. The automatic data acquisition device for the study of the radiation field of photocatalytic reaction according to claim 6, characterized in that the angular precision of the first servo motor (3), the second servo motor (4) is 0.5 °, and the distance precision of the third servo motor (5) is 0.1 mm; the azimuth angle displacement of the first servo motor (3) is 15 degrees/time, the displacement range is 0-360 degrees, the altitude displacement of the second servo motor (4) is 5 degrees/time, the displacement range is 0-90 degrees, the altitude displacement of the third servo motor (5) is 5 cm/time, and the displacement range is 12-32 cm.
8. An automatic data acquisition device for the study of the radiation field of photocatalytic reactions according to claim 7, characterized in that said radiometer (9) is the ILT5000 research radiometer type.
9. The automatic data acquisition device for research on radiation field of photocatalytic reaction according to claim 8, characterized in that the computer (10) is internally provided with an automatic acquisition system developed by labview software, the automatic acquisition system comprising a display module, a data interface module, a motion control module and a probe control module; data interface module with radiometer (9) adopt serial ports to connect, display module includes screen display ware and pilot lamp, screen display ware with radiometer (9) communication connection, the pilot lamp with probe (6) and first servo motor (3), second servo motor (4), third servo motor (5) communication connection, motion control module with first servo motor (3), second servo motor (4), third servo motor (5) communication connection, probe control module with probe (6) communication connection.
10. The automatic data acquisition device for research on radiation field of photocatalytic reaction according to claim 9, characterized by further comprising a data generation and storage module, wherein the data generation and storage module is connected with the radiometer (9) in communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021007967.XU CN212748251U (en) | 2020-06-04 | 2020-06-04 | Automatic data acquisition device for research of photocatalytic reaction radiation field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021007967.XU CN212748251U (en) | 2020-06-04 | 2020-06-04 | Automatic data acquisition device for research of photocatalytic reaction radiation field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212748251U true CN212748251U (en) | 2021-03-19 |
Family
ID=75006954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021007967.XU Active CN212748251U (en) | 2020-06-04 | 2020-06-04 | Automatic data acquisition device for research of photocatalytic reaction radiation field |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212748251U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663624A (en) * | 2021-08-04 | 2021-11-19 | 北京科技大学 | Equipment for preparing superfine cathode ray fluorescent powder |
-
2020
- 2020-06-04 CN CN202021007967.XU patent/CN212748251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113663624A (en) * | 2021-08-04 | 2021-11-19 | 北京科技大学 | Equipment for preparing superfine cathode ray fluorescent powder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102323240B (en) | Indoor full-automatic BRDF (bidirectional reflectance distribution function) measurement device | |
| CN102778643B (en) | Equipment and method for measuring photovoltaic conversion characteristic parameters of photovoltaic solar battery | |
| CN108535761B (en) | Calibration and calibrating device for rotary alpha and beta surface pollution meters | |
| CN212748251U (en) | Automatic data acquisition device for research of photocatalytic reaction radiation field | |
| CN102520330A (en) | Volt-ampere characteristic testing system of solar cell photovoltaic device | |
| CN205986780U (en) | Multijunction solar cell performance parameters test system | |
| CN204855669U (en) | Machine carries display photoelectric parameter automatic measuring device | |
| CN103064030B (en) | System and method for battery light converging testing and sample platform for battery light converging testing | |
| CN101957257B (en) | Measurement method of diffraction efficiency of concave grating | |
| CN104034697B (en) | A kind of assay device manufacturing surface roughness affect laser measurement performance and method | |
| CN113758677A (en) | Automatic data acquisition device for research of photocatalytic reaction radiation field | |
| CN114018792A (en) | Space environment multi-factor collaborative test device and test method | |
| CN103888076B (en) | A kind of device measuring PV component power characteristic | |
| JP2014067662A (en) | Pseudo sunlight irradiation device, evaluation method for solar cell module | |
| CN212031293U (en) | Target self-adaptive visible near-infrared detection light source posture adjusting device | |
| CN111443060A (en) | Target self-adaptive visible near-infrared detection light source posture adjusting device and method | |
| CN104296778B (en) | Earth light simulator and star sensor visible light measurement system | |
| CN103512866A (en) | Lighting performance detection system for building doors and windows | |
| CN201740850U (en) | Electric performance testing device of membrane solar battery component | |
| CN203800887U (en) | System for testing multi-light-intensity volt-ampere characteristics of photovoltaic device | |
| CN105547468B (en) | A kind of pyranometer sensitivity fast calibration device and method | |
| CN210035918U (en) | Testing device for representing performance parameters of solar light condensing device | |
| CN111551524B (en) | Device and method for measuring high-temperature optical parameters of material | |
| CN207133034U (en) | LED test device | |
| CN110131908B (en) | Test device for representing performance parameters of solar concentrating device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |