CN216817651U - Interactive physics teaching spectrometer and spectrometer-based interactive teaching system - Google Patents

Interactive physics teaching spectrometer and spectrometer-based interactive teaching system Download PDF

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CN216817651U
CN216817651U CN202123098585.XU CN202123098585U CN216817651U CN 216817651 U CN216817651 U CN 216817651U CN 202123098585 U CN202123098585 U CN 202123098585U CN 216817651 U CN216817651 U CN 216817651U
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spectrometer
lens
end unit
camera
interactive
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夏波
阙火发
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Motic China Group Co Ltd
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Motic China Group Co Ltd
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Abstract

The utility model discloses an interactive physical teaching spectrometer and an interactive teaching system based on the spectrometer, wherein the interactive physical teaching spectrometer comprises the spectrometer and intelligent equipment, light emitted by a slit device is changed into parallel light by changing the axial position of a second lens of a collimator tube, a beam splitter prism is arranged in a telescope, the parallel light is divided into a first light path and a second light path and is imaged in an eyepiece of the telescope and a first camera device above the telescope respectively, and the first camera device is connected with the intelligent equipment and displays and calibrates an acquired first image on the intelligent equipment, so that the operation difficulty can be reduced, and the learning efficiency is improved. The interactive teaching system adopts the interactive physical teaching spectrometer and is respectively arranged on the teacher end unit and at least one student end unit, the teacher end unit and the student end unit are also internally provided with macro observation camera shooting components which can shoot operation steps of operators in real time, and the teacher end unit and the student end unit are connected to realize teaching interaction.

Description

Interactive physics teaching spectrometer and spectrometer-based interactive teaching system
Technical Field
The utility model relates to the field of teaching instruments, in particular to an interactive physical teaching spectrometer and an interactive teaching system based on the spectrometer.
Background
The spectrometer is a precision instrument for accurately measuring angles, also called goniometer, which is a commonly used experimental instrument in optical experiments, and the basic principle of the spectrometer is that light rays form a bundle of parallel light rays through a slit and a focusing lens, the parallel light rays enter a telescope after being reflected or refracted by an optical element and are imaged on a focal plane of the telescope, and the deflection angles of various light rays are observed and measured through an eyepiece, so that optical parameters such as refractive index, wavelength, dispersion ratio, diffraction angle and the like are obtained. Meanwhile, the basic optical structure of the spectrometer is the basis of a plurality of optical instruments (such as a prism spectrometer, a grating spectrometer, a spectrophotometer, a monochromator and the like), and in courses such as college physical experiments, common physical experiments, optical basic experiments and the like, the spectrometer is a key experimental instrument, so that the basic structure, the adjustment principle, the method and the skill of the spectrometer are familiar, the basic structure, the adjustment principle, the method and the skill of the spectrometer have general guiding significance for adjusting and using other optical instruments, and the basic experimental skills of students can be cultured in the physical experiments, and the capability of the students for solving practical problems by applying theoretical knowledge can be cultured, so the spectrometer is necessary to be used for experiments in college physical experiments.
The spectrometer is adopted to observe and measure experimental data, the spectrometer is required to be adjusted before use, the telescope is generally adjusted by an auto-collimation method to be suitable for receiving parallel light, then the telescope and an objective table are adjusted to be vertical to a rotating shaft by a successive approximation method, and finally the collimator is adjusted to be vertical to the rotating shaft and generate the parallel light. But has the following drawbacks and disadvantages:
1. spectrometer device is accurate, the structure is complicated, need observe the standard image in the eyepiece while, adjust the operation hand wheel to adjusting step, link are many, and many operating position are very far even, inconvenient operation, in case adjust improperly, the experiment just probably is unsuccessful, and the student often can not accomplish experimental task smoothly in the time of regulation.
2. Long-time observation through a small-range lens barrel can cause visual fatigue of an observer, so that the experiment cannot be completed.
3. Because this instrument operating position is too much, lead to the student inconvenient operation of watching mr, mr's teaching effect is unsatisfactory.
4. Since the operation correctness needs to be verified through the observation ocular, teachers are also inconvenient to check the operation effect of students, and are difficult to communicate in real time and cannot accurately guide the students.
The chinese patent with application number 201810636378.9 provides a physics experiment teaching spectrometer, this spectrometer is used in physics experiment teaching, be equipped with adjusting device in the structure, place the device in suitable position, open the telescope bulb, adjust telescope and collimator, slowly rotate main scale latch segment, simultaneously through observing the scale on the main scale, can accomplish the measurement, if the data of the different wavelength of record, through remote controller start control, drive objective table spiral block through motor and drive mechanism, change the wavelength, make experiment measurement data present the variety, this scheme adopts electric scheme, make things convenient for the teaching example to explain the principle, improve teaching efficiency, but also can't train student's actual operating capability, and instrument cost rises by a wide margin.
The chinese patent with application number 201820874798.6 proposes a spectrometer for physics experiment teaching, which is provided with a lifting device, and is connected with a motor through a controller, so that the motor drives a driving mechanism, thereby simplifying the operation and avoiding the problem of poor observation.
The chinese patent with application number 202022282133.6 proposes an automatic spectrometer measuring device based on visual algorithm, and this measuring device increases an openmv device and replaces people's eye to be used for observing the spectral line in telescope department to use step motor cooperation worm gear to carry out accurate controllable transmission, step motor's motion is controlled by openmv device, and finally according to step motor's rotation number of steps, the deflection angle of calculating obtaining light shows through the display. The whole measurement and calculation process of the measuring device is realized by a machine instead of traditional manual operation, and the scheme has the problems that the practical operation capability of students cannot be trained, and the instrument cost is greatly increased.
Chinese patent application No. 202021490443.0 proposes a spectrometer for optical experiments, which can adjust the tilt angles of a collimator and a telescope by the arrangement of a first adjusting screw and a second adjusting screw, thereby being capable of adapting to different heights of a prism placed on an object disc; the position of the telescope can be adjusted under the matching of the scale turntable through the arrangement of the connecting shaft and the second connecting plate, so that the problem that an operator moves along with the telescope is solved; the base is driven to rotate together by rotating the handle and the transmission mechanism, so that the whole device is convenient to adjust.
Application number 201920722704.8's chinese patent has provided a spectrometer for physical experiment teaching, whether this spectrometer for physical experiment teaching looks over the fixed plate through the objective table spirit level and is parallel, shine through the collimator prism after that, look over the prism of shining through the telescope after that, carry out the angle modulation to the telescope through adjusting plate when looking for the branch light source, mark the position through the scale after that and look over, can reach multiple light through the scale and gather and change the measurement volume, the cooperation through threaded rod and runner has realized that the regulation to the telescope has avoided the telescope to adjust complicacy, but the inconvenient teaching of this scheme is guided, the inspection is examined, also can't train student's actual operating capability and the problem of understanding the fundamental principle of optical instrument.
The Chinese patent with the application number of CN2017202132.0 provides a spectrometer for physical experiment teaching, the spectrometer for physical experiment teaching can adjust the spectrometer more quickly through the improvement to the eyepiece type telescope, and simultaneously, a bubble level gauge and an indication standard are respectively arranged on a collimator, a telescope and an objective table to guide adjustment, so that the teaching efficiency is greatly improved, but the scheme still has inconvenient teaching guidance and examination.
The Chinese patent with the application number of CN2013202363.7 provides a spectrometer experiment demonstrator which is provided with a zoom camera, so that the whole explanation of spectrometer experiment teaching can be well realized, the problem of connection between the detail explanation and the whole explanation in the teaching is solved, meanwhile, the photoelectric detection module technology and a motor are utilized to realize the quick positioning of the zoom camera, and the teaching efficiency is improved; however, the scheme is the same as the scheme, and has the problems of inconvenient teaching guidance, examination and examination, and incapability of training the practical operation capability of students and understanding the basic principle of optical instruments.
SUMMERY OF THE UTILITY MODEL
The technical problems mentioned in the background above are addressed. It is an object of the embodiments of the present application to provide an interactive physical teaching spectrometer and an interactive teaching system based on the spectrometer to solve the above technical problems mentioned in the background.
In a first aspect, an embodiment of the present application provides an interactive physical teaching spectrometer, including a spectrometer and an intelligent device, the spectrometer includes a base bracket, a slit device, a collimator, a telescope, an eyepiece, a first camera device, a stage, and a rotary table, the slit device is connected to the collimator, light emitted from the slit device is converted into parallel light by the collimator, the eyepiece and the first camera device are mounted on the telescope, the telescope includes a tube, a focusing lens is disposed at one end of the tube near the collimator, a first interface connected to the eyepiece and a second interface connected to the first camera device are disposed on the tube, a beam splitter prism is disposed inside the tube, the beam splitter prism is used for splitting the parallel light converged by the focusing lens into a first light path imaged on the eyepiece by the first interface and a second light path imaged on the first camera device by the second interface, the first camera device is used for collecting a first image formed by imaging of the second light path and sending the first image to the intelligent equipment, and the intelligent equipment is connected with the first camera device and receives and displays the first image.
In some embodiments, the focus lens includes a first lens and a first focusing device for adjusting an axial position of the first lens to achieve convergence of the collimated light, and the collimator includes a second lens and a second focusing device for adjusting an axial position of the second lens to change the light emitted from the slit device into the collimated light.
In some embodiments, the first and second focusing means employ a screw thread rotation arrangement or a rack and pinion arrangement.
In some embodiments, the thread rotation structure includes a locking handwheel, an axial screw, a limit pin, a fine adjustment tube, a pressing ring, a coarse adjustment tube, a light tube and a magnet, the first lens or the second lens is fixedly connected inside the fine adjustment tube through the pressing ring, the limit pin is fixedly connected on the fine adjustment tube, the axial screw is fixedly connected on the coarse adjustment tube, the magnet is fixedly connected on the light tube, the fine adjustment tube and the coarse adjustment tube are connected through threads, the fine adjustment tube is rotated to realize the small axial displacement of the first lens or the second lens, the coarse adjustment tube is connected with the light tube cylinder, the relative rotation of the coarse adjustment tube and the light tube is limited through the axial screw, when the fine adjustment tube is pushed and pulled, the first lens or the second lens is quickly axially displaced through the axial translation of the coarse adjustment tube, and the coarse adjustment tube is tightly fixed through the locking handwheel to fix the axial position of the first lens or the second lens.
In some embodiments, a zoom lens is disposed between the first image capturing device and the beam splitter prism, and the zoom lens is configured to change an imaging multiple of the second optical path.
In some embodiments, the first image capturing device is fixed on the tube through a locking nail, a screw, and a connecting ring, the connecting ring is used to connect the first image capturing device with the zoom lens, the connecting ring is fixedly connected to the tube through a screw, and the zoom lens is fastened to the first image capturing device through the locking nail.
In a second aspect, an embodiment of the present application provides an interactive teaching system based on spectrometers, including teacher end unit and at least one student end unit that all adopt foretell interactive physics teaching spectrometers, student end unit includes first spectrometer and first smart machine, teacher end unit includes second spectrometer and second smart machine, second smart machine adopts wired or wireless mode with at least one first smart machine to be connected and realizes that the data transmission between teacher end unit and at least one student end unit is mutual, the second smart machine of teacher end unit sends control instruction to the first smart machine realization of student end unit to first smart machine and the control of first spectrometer.
In some embodiments, the teacher-side unit and/or the student-side unit further include a macro-observation camera assembly, the macro-observation camera assembly is disposed around the second spectrometer and/or the first spectrometer, and the macro-observation camera assembly is connected to the second intelligent device and/or the first intelligent device and transmits the second image captured in real time on the stage and the rotating stage of the second spectrometer and/or the first spectrometer to the second intelligent device and/or the first intelligent device.
In some embodiments, the macro-observation camera assembly includes a base, a connecting rod, a second camera device and an observation lens, the second camera device is fixedly connected with the observation lens, and the connecting rod is fixed on the base and connected with the second camera device for supporting and adjusting the height and/or angle of the second camera device and the observation lens.
In some embodiments, the first smart device and the second smart device have alignment scale display and/or zero calibration functionality thereon.
Compared with the prior art, the utility model has the following beneficial effects:
(1) the interactive physical teaching spectrometer of the utility model divides the focused parallel light into two paths to form images on the ocular lens and form images on the first camera device by adding the beam splitter prism in the telescope, thereby not only realizing the function of visual observation, ensuring the ability of students to observe visually and adjust the visibility, exercising the practical ability of students, but also reducing the operation difficulty and optimizing the operation posture by imaging through the first camera device and directly observing on the intelligent equipment.
(2) The interactive teaching system based on the spectrometer is additionally provided with the first intelligent device, the second intelligent device and the macroscopic observation camera assembly, so that a student can observe the operation details of a teacher in a long distance, the teacher can check the operation state of the student in real time, and the learning efficiency and the learning effect are improved.
(3) The interactive teaching system based on the spectrometer adjusts the axial position of the slit device and changes the axial position of the collimator lens into the axial position of the collimator lens, so that the operation position is greatly close to the observation position and is closer to the observation position of an operator, the operation is more convenient, and the operation intensity is reduced.
(4) The spectrometer-based interactive teaching system can be used for students to study independently and can also form multi-person interaction and teacher-student interaction.
Drawings
The accompanying drawings are included to provide a further understanding of the embodiments and are incorporated in and constitute a part of this specification. The drawings illustrate embodiments and together with the description serve to explain the principles of the utility model. Other embodiments and many of the intended advantages of embodiments will be readily appreciated as they become better understood by reference to the following detailed description. The elements of the drawings are not necessarily to scale relative to each other. Like reference numerals designate corresponding similar parts.
FIG. 1 shows a schematic structural diagram of an interactive physical teaching spectrometer according to an embodiment of the present invention;
FIG. 2 shows a schematic structural diagram of a collimator of an interactive physical teaching spectrometer according to an embodiment of the present invention;
FIG. 3 shows a schematic structural diagram of a telescope of an interactive physical teaching spectrometer according to an embodiment of the present invention;
FIG. 4 shows a schematic structural diagram of a spectrometer based interactive teaching system according to an embodiment of the present invention;
FIG. 5 shows a schematic diagram of a macro-observation camera assembly of a spectrometer-based interactive teaching system according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the relevant portions of the related inventions are shown in the drawings. It should be noted that the dimensions and sizes of the elements in the figures are not to scale and the sizes of some of the elements may be highlighted for clarity of illustration.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1-3, an embodiment of the present invention provides an interactive physical teaching spectrometer, which includes a spectrometer 1 and an intelligent device 2, wherein the spectrometer 1 includes a base support 11, and a slit device 12, a collimator 13, a telescope 14, an eyepiece 15, a first camera 16, a stage 17 and a rotary stage 18, which are disposed on the base support 11, the base support 11 is a base of the whole spectrometer 1, and is used to fixedly place other components, and also can be used to accommodate electrical appliances, switches and other electrical devices, the slit device 12 is mounted at one end of the collimator 13, and the two are detachably connected, the slit device 12 is at a focal point of a second lens 131 of the collimator 13, light passes through the slit of the slit device 12 and the collimator 13 and then becomes parallel light to be emitted, light emitted by the slit device 12 is converted into parallel light by the collimator 13, the parallel light passes through a specimen placed on a stage 17 and is then angularly deflected, and the deflected parallel light is made parallel to the optical axis of a telescope 14 by the telescope 14 connected to a rotating stage 18. The telescope 14 comprises a tube body 141, one end of the tube body 141, which is close to the collimator 13, is provided with a focusing lens 142, parallel light passes through the focusing lens 142 of the telescope 14 and then is split by the splitting prism 142, the tube body 141 is provided with a first interface connected with the ocular 15 and a second interface connected with the first camera device 16, and the ocular 15 is an abbe autocollimation ocular. The light splitting prism 143 is disposed inside the tube 141, and the light splitting prism 143 is configured to split the parallel light converged by the focus adjusting lens 142 into a first optical path that is imaged on the eyepiece 15 through the first interface and a second optical path that is imaged on the first imaging device 16 through the second interface. Specifically, the eyepiece 15 is provided on an end of the tube body 141 remote from the collimator 13, and the first imaging device 16 is provided on the tube body 141 above the dichroic prism 142. The first camera device 16 is used for acquiring a first image formed by imaging of the second light path and sending the first image to the intelligent device 2, and the intelligent device 2 is connected with the first camera device 16 and receives and displays the first image shot by the first camera device 16 in real time. The smart device 2 may issue a shooting instruction to the first imaging apparatus 16, and control the first imaging apparatus 16 to shoot the image of the second optical path.
In a specific embodiment, a zoom lens 19 is disposed between the first image pickup device 16 and the beam splitter prism 143, and the zoom lens 19 is used for changing the imaging multiple of the second optical path. The first optical path is converged at the focus of the focusing lens 142, then the image of the slit can be observed through the eyepiece 15, the slit is aligned with the middle reference line of the eyepiece 15 by rotating the stage 17, and then the rotation angle of the stage 17 is read, so that optical parameters such as refractive index, wavelength, dispersion ratio, diffraction angle and the like can be obtained through calculation and analysis. The second light path is converged on the photosensitive surface of the first camera device 16 through the zoom lens 19 to form a digital image, and then the digital image can be transmitted to the intelligent device 2 through a wired or wireless transmission mode and displayed through professional software on the intelligent device 2, so that a user can observe the digital image through a screen. Specifically, a first wireless communication module is arranged inside the first camera device 16, and the first wireless communication module is used for wirelessly connecting the first camera device 16 with the intelligent device 2, and the first wireless communication module may be a bluetooth module or a wifi module, etc. The professional software is also provided with a calibration image, the image can be kept the same as the divided image of the ocular 15, the observation effect of the ocular 15 is the same as that of the first image, more scales and indication marks can be further refined and increased, the reading can be further simplified, optimized or refined, meanwhile, in order to ensure that the reference point and the scales when the ocular 15 is observed are consistent with the reference point and the scales of the first image, the professional software at least has the functions of aligning scale display and/or zero calibration, the professional software can be the existing image display software, the specific implementation mode of the professional software is not within the protection range of the application, and therefore the detailed description is omitted.
In a specific embodiment, referring to fig. 2, the collimator 13 includes a second lens 131, a second focusing device 132, and a second light pipe 133, the second focusing device 132 being used to adjust the axial position of the second lens 131 to change the light emitted from the slit device 12 into parallel light. The second focusing device 132 includes a second locking handwheel 1321, a second axial screw 1322, a second limit pin 1323, a second fine adjustment tube 1324, a second pressing ring 1325, a second coarse adjustment tube 1326 and a second magnet 1327. The second lens 131 is fixedly connected inside the second fine adjustment pipe 1324 through a second pressing ring 1325, the second limit pin 1323 is fixedly connected to the second fine adjustment pipe 1324, the second axial screw 1322 is fixedly connected to the second coarse adjustment pipe 1326, and the second magnet 1327 is fixedly connected to the second light pipe 133. The second fine tuning pipe 1324 is connected with the second coarse tuning pipe 1326 through a thread, and the second fine tuning pipe 1324 is rotated to realize the small axial displacement of the second lens 131, so that the fine focusing effect is achieved. The second rough adjusting pipe 1326 is adjustably connected with the second light pipe 133, the relative rotation of the second rough adjusting pipe 1326 and the second light pipe 133 is limited through a second axial screw 1322, when the second fine adjusting pipe 1324 is pushed and pulled, the second lens 131 is quickly axially displaced through the axial translation of the second rough adjusting pipe 1326, the rough focusing effect is achieved, after the rough focusing, the second rough adjusting pipe 1326 can be tightly fixed through a second locking hand wheel 1321, and the whole collimator 13 is stably connected to the base frame 11 through a second magnet 1327. The axial position of the slit adjusting device 12 is changed into the axial position of the second lens 131 of the collimator 12, so that the operating position is greatly close to the observing position and is closer to the observing position of an operator, the operation is more convenient, the operating strength is reduced, and correspondingly, the learning efficiency and the learning effect can be improved.
In a specific embodiment, referring to fig. 3, the focus lens 142 of the telescope 14 includes a first lens 144 and a first focusing device 145, and the first focusing device 145 is disposed on the tube body 141 for adjusting an axial position of the first lens 144 to achieve convergence of the parallel light. The first camera device 16 is fixed on the tube 141 by a locking pin 1461, a screw 1462 and a connecting ring 1463, and the first focusing device 145 comprises a first locking hand wheel 1451, a first axial screw 1452, a first limit pin 1453, a first fine adjusting tube 1454, a first pressing ring 1455, a first coarse adjusting tube 1456, a first light pipe 1457 and a first magnet 1458. The first focusing apparatus 145 is similar in structure to the second focusing apparatus 132, the first lens 144 is fixedly coupled inside the first fine adjustment tube 1454 through a first pressing ring 1455, the first stop pin 1453 is fixedly coupled to the first fine adjustment tube 1454, the first axial screw 1452 is fixedly coupled to the first coarse adjustment tube 1456, and the first magnet 1458 is fixedly coupled to the first light tube 1457. The first fine tuning tube 1454 is connected to the first coarse tuning tube 1456 by a screw, and the first fine tuning tube 1454 is rotated to realize a small axial displacement of the first lens 144, thereby achieving a fine focusing effect. The first rough adjusting pipe 1456 is cylindrically adjustably connected to the first light pipe 1457 while limiting relative rotation between the first rough adjusting pipe 1456 and the first light pipe 1457 by the first axial screw 1452, and when the first fine adjusting pipe 1454 is pushed or pulled, a fast axial displacement of the first lens 144 is achieved by an axial translation of the first rough adjusting pipe 1456, so as to achieve a rough focusing effect, after the rough focusing, the first rough adjusting pipe 1456 can be tightly locked by the first locking hand wheel 1451, and the first magnet 1458 enables the entire telescope 14 to be stably connected to the bracket of the rotating table 18. The beam splitter prism 143 is fixedly connected to the tube 141 by adhesive bonding, the connecting ring 1463 is also fixedly connected to the tube 141 by a screw 1462, the beam splitter prism 143 splits the light, and splits the focused parallel light into a first light path and a second light path, wherein the first light path is transmitted to the eyepiece 7, and the second light path is transmitted to the zoom lens 19 and the first image pickup device 16. The connecting ring 1463 is used for precisely connecting the zoom lens 19, the zoom lens 19 is fastened by the locking nail 1461, and then the zoom lens 19 is fixedly connected with the first image pickup device 16. The first camera 16 is connected to the smart device 2, and the first image captured by the first camera 16 is displayed on the smart device 2. The axial positions of the first lens 144 and the second lens 131 are adjusted by adopting a thread rotating structure, the adjusting precision is high, the first lens can be easily positioned at the focal plane position, meanwhile, the stability of the instrument is also ensured due to the self-locking performance of the thread rotating structure, and the adjusting effect cannot be influenced by other operations or external interference.
The first focusing device 145 and the second focusing device 132 are both in a screw thread rotating structure, and the first focusing device 145 and the second focusing device 132 may be in a rack and pinion structure in addition to the screw thread rotating structure.
The embodiment of the application also provides an interactive teaching system based on the spectrometer, and with reference to fig. 4, the interactive teaching system comprises a teacher end unit and at least one student end unit, and the teacher end unit and the at least one student end unit both adopt the interactive physical teaching spectrometer. The student end unit comprises a first spectrometer 1-1 and first intelligent equipment 2-1, and the teacher end unit comprises a second spectrometer 1-2 and second intelligent equipment 2-2. The first intelligent device 2-1 and the second intelligent device 2-2 may adopt intelligent terminal devices such as a computer or a mobile phone, and in the embodiment of the application, the first intelligent device 2-1 adopts a tablet computer, and the second intelligent device 2-2 adopts a computer as a main control device. The second intelligent device 2-2 is connected with the at least one first intelligent device 2-1 in a wired or wireless mode to achieve data transmission interaction between the teacher-side unit and the at least one student-side unit. The second intelligent device as a master device can send a control instruction to at least one first intelligent device. The second intelligent device 2-2 of the teacher end unit sends the control instruction to the first intelligent device 2-1 of the student end unit to realize control over the first intelligent device 2-1 and the first spectrometer 1-1. As an example, the second smart device 2-2 of the teacher-side unit may control the alignment scale display and/or zero point calibration on the first smart device 2-1 for the first image or the second image, and may even control the acquisition of the first image by the first camera 16 in the first spectrometer 1-1. Meanwhile, the interactive physical teaching spectrometers of the teacher end unit and the student end unit can be matched with the macroscopic observation camera assembly 3, the actual states of all operation links of an operator can be shot, and the actual states are displayed simultaneously through professional software, and the professional software can display one or two digital images for the convenience of actual use. In one embodiment, all of the spectrometers, smart devices and macro scope camera assemblies 3 are in data communication with the router 4 via WIFI, thereby forming a local area network. As shown in fig. 4, 3 student end units are connected to 1 teacher end unit, and a macro observation camera module 3 is disposed in the teacher end unit, and in other optional embodiments, the number selection and collocation of the student end units, the teacher end units, and the macro observation camera module can be reasonably selected according to actual needs.
In a specific embodiment, the macro observation camera assembly 3 is disposed on the side of the stage and the rotating table of the first spectrometer 1-1 and/or the second spectrometer 1-2, and the macro observation camera assembly 3 is connected to the first intelligent device 2-1 and/or the second intelligent device 2-2 and transmits the second image captured in real time on the stage and the rotating table of the first spectrometer 1-1 and/or the second spectrometer 1-2 to the first intelligent device 2-1 and/or the second intelligent device 2-2.
In a specific embodiment, referring to fig. 5, the macro-observation camera assembly 3 includes a base 31, a connecting rod 32, a second camera 33 and an observation lens 34, the second camera 33 is fixedly connected with the observation lens 34, and the connecting rod 32 is fixed on the base 31 and connected with the second camera 33 for supporting and adjusting the height and/or angle of the second camera 33 and the observation lens 34. Specifically, the connecting rod 32 includes a vertical column 321, a hand wheel 322, a height adjusting rod 323, and a gooseneck 324, the height adjusting rod 323 is adjustably connected to the vertical column 321, two ends of the gooseneck 324 are fixedly connected to the height adjusting rod 323 and the second camera device 33, respectively, and the observation lens 34 is fixedly connected to the second camera device 34 through a C-shaped interface. The observation lens 34 can be focused and multiplied to realize shooting at different distances and in different ranges, the second camera device 34 can be the same as or different from the first camera device 16, and the second camera device 34 can realize shooting at various angles and omnibearing stereoscopic display of the operation steps of an operator through rotation, up-and-down movement and twisting of the gooseneck 324 of the height adjusting rod 323. Specifically, the macro-observation camera assembly 3 includes a second wireless communication module, the second wireless communication module is used to wirelessly connect the second camera device 33 with the second intelligent device 2-2 and/or the first intelligent device 2-1, and the second wireless communication module may be a bluetooth or wifi module, etc. If the macro observation camera shooting component 3 is only arranged on the teacher end unit, the teacher end unit monitors and views the first image of any student end unit in the local area network and the storage information of the student end unit through professional software of the second intelligent device 2-2, the teacher end unit shoots the operation process of a teacher through the macro observation camera shooting component 3, and the first image and/or the second image are projected to the first intelligent device 2-1 of the student end unit through the professional software; any student end unit in the local area network can be calibrated, shot images and input information through software, and feeds back the information to the teacher end unit; the teacher end unit can also respond to the operation of the student end unit in real time, so that real-time interaction between the student end and the teacher end is realized.
The macro observation camera shooting assembly 3 can shoot all operation steps and details of an operator and display or transmit the operation steps and details to corresponding personnel through professional software, so that a student can remotely observe the operation of a teacher without surrounding the teacher and instruments for observation, and the number of students cannot be limited due to the existence of the first intelligent device 2-1, the second intelligent device 2-2 and the macro observation camera shooting assembly 3, and the learning effect of the student cannot be influenced due to different observation positions. Meanwhile, a teacher-student interaction communication platform is added, a teacher can monitor and view the first image of any student end and the storage information or input information of the student end, image adjustment can also be performed on the student end, and the student end feeds back the image and the information to the teacher. And the first image and/or the second image can be displayed on the first intelligent device 2-1 and/or the second intelligent device 2-2 at the same time, so that the effect of comparison display teaching is realized.
In the description of the present application, it is to be understood that the word "comprising" does not exclude the presence of elements or steps not listed in a claim. The word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. The mere fact that certain measures are recited in mutually different dependent claims does not indicate that a combination of these measures cannot be used to advantage. Any reference signs in the claims shall not be construed as limiting the scope. The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed.
It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (10)

1. The utility model provides an interactive physical teaching spectrometer, its characterized in that, includes spectrometer and smart machine, the spectrometer includes base support and sets up slit device, collimator, telescope, eyepiece, first camera device, objective table, revolving stage on base support, the slit device with collimator connects, the light that slit device sent passes through collimator turns into the collimator, the eyepiece with first camera device installs on the telescope, the telescope includes the body, the body is close to collimator's one end is equipped with focusing lens, be equipped with the connection on the body the first interface of eyepiece with connect first camera device's second interface, the inside of body is provided with beam splitting prism, beam splitting prism is used for with the collimator that focusing lens converges divide into the process first interface is in the first light path of formation of image and process on the eyepiece the second interface is in the second interface of first camera device, the inside of body is provided with beam splitting prism, beam splitting prism is used for with the collimator that focusing lens converges is passed through first interface is in the eyepiece is in the first light path of formation of image and process The first camera device is used for collecting a first image formed by imaging of the second light path and sending the first image to the intelligent equipment, and the intelligent equipment is connected with the first camera device and receives and displays the first image.
2. The interactive physical teaching spectrometer as claimed in claim 1, wherein the focus lens comprises a first lens and a first focusing means for adjusting an axial position of the first lens to achieve the convergence of the collimated light, and the collimator comprises a second lens and a second focusing means for adjusting an axial position of the second lens to change the light emitted from the slit means into the collimated light.
3. The interactive physics teaching spectrometer of claim 2, wherein the first and second focusing means are in a screw-threaded or rack and pinion arrangement.
4. The interactive physical teaching spectrometer as claimed in claim 3, wherein the screw-thread rotary structure comprises a locking hand wheel, a shaft screw, a stop pin, a fine adjustment tube, a pressing ring, a coarse adjustment tube, a light tube and a magnet, the first lens or the second lens is fixedly connected to the inside of the fine adjustment tube through the pressing ring, the stop pin is fixedly connected to the fine adjustment tube, the shaft screw is fixedly connected to the coarse adjustment tube, the magnet is fixedly connected to the light tube, the fine adjustment tube and the coarse adjustment tube are connected through a screw thread, the fine adjustment tube is rotated to realize a small axial displacement of the first lens or the second lens, the coarse adjustment tube is connected to the cylinder, the relative rotation of the coarse adjustment tube and the light tube is limited through the shaft screw of the light tube, when the fine adjustment tube is pushed or pulled, the first lens or the second lens is quickly axially displaced through the axial translation of the coarse adjustment tube, and the coarse adjustment pipe is tightly fixed through the locking hand wheel so as to fix the axial position of the first lens or the second lens.
5. The interactive physical teaching spectrometer as claimed in claim 1, wherein a zoom lens is disposed between the first camera and the beam splitter prism, and the zoom lens is configured to change an imaging multiple of the second optical path.
6. The interactive physical teaching spectrometer as claimed in claim 5, wherein the first camera device is fixed on the tube by a locking pin, a screw, and a connecting ring, the connecting ring is used to connect the first camera device with the zoom lens, the connecting ring is fixed on the tube by the screw, and the zoom lens is fastened on the first camera device by the locking pin.
7. An interactive teaching system based on spectrometer, comprising a teacher end unit and at least one student end unit, both of which use the interactive physical teaching spectrometer of any of claims 1-6, wherein the student end unit comprises a first spectrometer and a first intelligent device, the teacher end unit comprises a second spectrometer and a second intelligent device, the second intelligent device is connected with at least one of the first intelligent devices in a wired or wireless manner and realizes data transmission interaction between the teacher end unit and at least one student end unit, and the second intelligent device of the teacher end unit sends a control instruction to the first intelligent device of the student end unit to realize control of the first intelligent device and the first spectrometer.
8. The interactive teaching system based on spectrometer of claim 7, wherein the teacher end unit and/or student end unit further comprises a macro observation camera assembly, the macro observation camera assembly is disposed around the second spectrometer and/or the first spectrometer, the macro observation camera assembly is connected with the second smart device and/or the first smart device and transmits the second image shot in real time on the stage and the rotating stage of the second spectrometer and/or the first spectrometer to the second smart device and/or the first smart device.
9. The interactive teaching system based on spectrometer of claim 8, wherein the macro-observation camera assembly comprises a base, a connecting rod, a second camera and an observation lens, the second camera is fixedly connected with the observation lens, the connecting rod is fixed on the base and connected with the second camera for supporting and adjusting the height and/or angle of the second camera and the observation lens.
10. The spectrometer-based interactive teaching system of claim 7, wherein the first smart device and the second smart device have alignment scale display and/or zero calibration functionality thereon.
CN202123098585.XU 2021-12-10 2021-12-10 Interactive physics teaching spectrometer and spectrometer-based interactive teaching system Active CN216817651U (en)

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