CN115830928A - Pharmacy experiment interactive teaching system, multifunctional experiment all-in-one machine and teaching method - Google Patents
Pharmacy experiment interactive teaching system, multifunctional experiment all-in-one machine and teaching method Download PDFInfo
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Abstract
The invention discloses a pharmaceutical experiment interactive teaching system, a multifunctional experiment all-in-one machine and a teaching method, wherein the system comprises a user side and a cloud server; the user side includes: a digital teaching screen; the teaching module is used for displaying the experimental learning video and testing the learning condition of the user; the simulation module is used for displaying the experiment operation video and the three-dimensional animation of the pharmaceutical experiment principle after the user passes the test, and carrying out simulation test in a three-dimensional simulation mode; the camera is used for recording the real operation process of the user in the whole process; the cloud server is used for carrying out intelligent evaluation based on machine vision recognition on the experimental process and the provided experimental results, comparing the experimental results with the standard results, giving scores, drawing and issuing a score sheet and giving a learning suggestion. The invention adopts a mode of closely combining theory and practice, so that students can learn at any time, the learning ability of the students is improved more quickly, and the improvement of the scores of the students is facilitated.
Description
Technical Field
The invention relates to the technical field of teaching devices, in particular to a pharmaceutical experiment interactive teaching system, a multifunctional experiment all-in-one machine and a teaching method.
Background
The experimental teaching is a main link in the teaching process, emphasizes the capability culture of students in the experimental teaching, can improve the observation capability, the operation capability, the thinking capability and the creation capability of the students, and is one of important links for implementing quality education. Conventional pharmaceutical experiments are usually performed in laboratories, and although experimental operations can be performed, the following problems exist:
1) The information teaching implementation of the physical and physical integration can not be carried out. The pharmaceutical theory class and the pharmaceutical experiment class are courses carried out in different time periods, and generally, after a student finishes learning a certain course in the pharmaceutical theory class, the student carries out the actual operation of the pharmaceutical experiment class after a certain time period. When a pharmacy experiment is carried out, students cannot remember the knowledge learned by a pharmacy theory course completely, so that the experiment effect of the pharmacy experiment course is poor.
2) The experiment contents are more, the operation flow and the operation specification of each experiment are various, the teaching experiment resources of virtual simulation are lacked, and the user cannot learn at any time during the experiment.
3) After the students do fine operations, the evaluation of the whole process cannot be carried out. Namely, a teacher can only evaluate the experiment operation of a student at the same time, and one teacher cannot finish the real-time evaluation in the whole experiment process, so that the speed of the experiment scoring is slow.
4) Various instruments required by the pharmacy experiment are various, occupy large space and are inconvenient to store. Each laboratory glassware need have a take the altitude to the test bench needs stable support, therefore is bulky, and occupation space is great, is not convenient for accomodate.
The experimental appliance is mostly a glass product, is fragile and is not convenient to carry. And the demonstration experiment operation instrument of the teacher in the classroom is complicated and is inconvenient to carry.
5) The laboratory area is narrow and small, and student's quantity is many, and student's operation can receive the influence when the experiment.
6) Pharmacy reagent corrosivity is strong, can produce waste liquid, waste gas in the experimentation, and the waste gas that produces can directly give off to the laboratory when experimental in current laboratory inside to adopt specific equipment to handle waste liquid or waste gas, cause certain pollution to the environment.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the traditional pharmaceutical experiment cannot be implemented in physical and physical integrated informatization teaching and implementation and lacks of virtual simulation teaching experiment resources, so that the pharmaceutical experiment interactive teaching system, the multifunctional experiment all-in-one machine and the teaching method are provided.
In order to realize the purpose, the invention adopts the technical scheme that:
the pharmaceutical experiment interactive teaching system comprises a user side and a cloud server;
the user side includes:
a digital teaching screen;
the teaching module is used for displaying an experimental learning video synchronized with the cloud server through the digital teaching screen and testing the learning condition of the user in a standardized exercise test mode;
the simulation module is used for displaying an experiment operation video and a three-dimensional animation of a pharmaceutical experiment principle through the digital teaching screen after the user passes the test, and performing a simulation test in a three-dimensional simulation mode;
the camera is used for recording the real operation process of the user in the whole process and automatically recording the experimental result after the user performs the simulation test;
the operation and storage unit is used for receiving and storing the information transmitted by the teaching module, the simulation module and the camera;
the communication module is interacted with the cloud server and used for uploading an operation process and an experiment result to the cloud server;
the cloud server is used for carrying out intelligent evaluation based on machine vision recognition on the experimental process and the provided experimental results, comparing the experimental results with the standard results, giving scores, drawing and issuing a score sheet and giving a learning suggestion.
Further optimize technical scheme, the high in the clouds server includes:
the retrieval and browsing module is used for realizing the release of the data in the resource library and providing a user retrieval and browsing function;
the download service module is used for providing the coding of the medium, generating a digital video file, effectively managing a download request of a user and submitting required video data;
the screening and sorting module is an interface module of a learning content source and is used for screening, auditing, sorting and transferring the content of the experimental learning video;
the transcoding/processing module is used for retrieving the return task information provided by the browsing module according to the task information provided by the screening and sorting module and transcoding/processing the specified data set;
the storage module is used for providing a safe and reliable centralized storage space for various service data, providing an online and offline filing/migration function and corresponding task management, distribution and auditing functions, and providing audio and video retrieval and storage access functions;
and the artificial intelligence and machine learning module is used for carrying out intelligent evaluation on the provided experimental results based on machine vision recognition and giving learning suggestions based on the learning records, the operation records and the exercise scores of students.
Further optimize technical scheme, the cloud server still includes:
and the disaster recovery backup module is a backup application system equivalent to the data system, is used for backing up with the local application system and can work together with the local application system.
Multi-functional experiment all-in-one includes:
the box body is internally in a cavity shape; the front end of the box body is open and is hinged with an anti-corrosion table top capable of being opened and closed, and the top end of the box body is hinged with a top cover;
the foldable titration table rotates and is folded and accommodated in the box body, and is used for rotating to the position above the anti-corrosion table surface when the anti-corrosion table surface is opened and can be unfolded for carrying out titration experiments;
in the pharmacy experiment interactive teaching system, the digital teaching screen is arranged on the top cover of the box body in an overturning manner;
the glassware storage rack is arranged inside the box body and used for storing experimental utensils;
foldable storage frame, the articulated setting is in the lateral part of box to folding accomodate in inside the box, be used for stretching out the box when expanding and can save test tube or medicament.
According to the technical scheme, the glass ware storage rack is characterized in that a plurality of containing grooves are formed in the front end face of the glass ware storage rack.
Further optimizing the technical scheme, still include:
the waste liquid treatment system is arranged on the rear side in the box body and is used for filtering and storing waste liquid after the experiment is finished; the waste liquid treatment system comprises a waste liquid tray and a waste liquid treatment cavity, wherein the waste liquid tray is arranged at the bottom of the box body, the waste liquid treatment cavity is positioned above the waste liquid tray, a waste liquid filtering layer, a waste liquid discharging pipe and a waste liquid storage box are sequentially arranged in the waste liquid treatment cavity from top to bottom, a liquid conveying pipe is arranged between the waste liquid filtering layer and the waste liquid tray in a communicated mode, and a water pump is arranged on the liquid conveying pipe.
Further optimizing the technical scheme, still include:
the waste gas treatment system is arranged at the rear side in the box body and is used for sucking and filtering waste gas in the experiment process; the waste gas treatment system comprises a waste gas treatment cavity, a turbine exhaust fan and an air filter layer are arranged inside the waste gas treatment cavity, a turbine exhaust fan air inlet communicated with the inside of the box body and a turbine exhaust fan air outlet communicated with the waste gas treatment cavity are arranged on the turbine exhaust fan, an air outlet is arranged at the lower part of the waste gas treatment cavity, and the air filter layer is located between the turbine exhaust fan air outlet and the air outlet.
The teaching method is carried out based on the pharmaceutical experiment interactive teaching system and comprises the following steps:
s1, displaying an experimental learning video synchronized with a cloud server through a digital teaching screen;
s2, testing the learning condition of the user in a standardized exercise test mode; if the user test is passed, the step S3 is carried out, and if the user test is not passed, the step S1 is carried out;
s3, displaying an experiment operation video and a three-dimensional animation of a pharmaceutical experiment principle through a digital teaching screen, and performing simulation test in a three-dimensional simulation mode;
s4, testing the learning condition of the user in a standardized exercise test mode; if the user test is passed, the step S5 is carried out, and if the user test is not passed, the step S3 is carried out;
s5, carrying out real experiments on the multifunctional experiment all-in-one machine;
s6, automatically recording the real operation process of the user in the step S5, and uploading the operation process and the experiment result to a cloud server;
and S7, carrying out intelligent evaluation based on machine vision identification on the experimental process and the provided experimental result, comparing the experimental result with the standard result, giving a score, drawing and issuing a score list, and giving a learning suggestion.
Further optimizing the technical scheme, the step S5 comprises the following steps:
s51, opening the anti-corrosion table top to be in a horizontal state, rotating the foldable titration table to enable the foldable titration table to rotate to the anti-corrosion table top, and then unfolding the foldable titration table;
s52, unfolding the folding storage rack;
s53, selecting an experimental appliance in a glassware storage rack to perform an experiment according to experimental requirements;
during the experiment process, the waste gas in the experiment process is pumped and treated in real time through a waste gas treatment system;
in the experiment process, the camera records the experiment process in real time and uploads the experiment record to the cloud server;
and S54, pouring the waste liquid after the experiment into a waste liquid treatment system to treat the waste liquid.
Further optimizing the technical scheme, in the step S7, the process of performing intelligent evaluation based on machine vision recognition on the provided experimental result is as follows:
filling an experiment report according to the change of the color, recording the whole experiment process, and generating an electronic report of practical operation; in the process, the camera simultaneously records the process, an experiment result picture of each stage is generated by using a visual identification function, a system electronic report is generated after the experiment result picture is compared with a system color card, and the result evaluation of student operation is given after the real operation electronic report is compared with the system electronic report;
and according to the operation results and standard results of different personnel in the same experiment, the assessment weight based on the picture color of each stage in the electronic report of the system is automatically adjusted, and the evaluation of the experiment results of students gradually tends to be accurate through the machine learning function.
The technical scheme of the invention has the following advantages:
1. the pharmaceutical experiment interactive teaching system provided by the invention has the advantages that the experimental course is theoretically and detailedly learned in a micro-course learning mode, the simulation operation training is carried out in a simulation operation mode, the application capability of students to the theoretical course is enhanced, then the real experimental operation is carried out, and the manual operation capability of the students is enhanced. The invention also carries out intelligent evaluation and scoring on the experimental process and the experimental results to find out the defects of the students in the experimental process, so that the students can automatically check for missing and fill in the deficiency in the future learning, and a teacher does not need to monitor the experimental process of each student on site, thereby reducing the labor intensity of the teacher. In addition, the teacher can also look over student's experimentation and experimental result through high in the clouds server, further improves teacher's work efficiency for the teacher can alone accomplish the real-time evaluation of experiment process in whole class.
2. The multifunctional experiment all-in-one machine provided by the invention is a novel teaching aid integrating pharmaceutical experiments and teaching informatization functions, integrates multimedia resources of pharmaceutical experiments, an artificial intelligence evaluation teacher, a portable medicament appliance, a waste liquid treatment system and a waste gas treatment system, and integrates a foldable titration table and an anti-corrosion table surface. The invention directly stores various instruments required by pharmaceutical experiments in the glass ware storage rack, so that the instruments are orderly arranged, the space utilization rate is improved, and the instruments can be conveniently taken out for use. And the transport of this device, removal, carry very convenient for student's experiment is not restricted by the laboratory, can carry out the experiment in the optional position, and the school need not to carry out the extension to the laboratory, has practiced thrift the cost. Every student can operate a multi-functional experiment all-in-one alone, and experimentation and experimental structure can upload to high in the clouds server, and then the teacher can directly carry out long-range judgement, and intelligent degree is very high, and is very convenient.
3. According to the multifunctional integrated experiment machine provided by the invention, students can manually complete more than ten typical experiments, so that various courses such as 'analytical chemistry', drug analysis ', pharmaceutical chemistry', pharmacy and 'inorganic chemistry' in the pharmaceutical profession are covered, and the completed experiment items can be gradually increased again along with the continuous replacement of medicines.
4. According to the multifunctional integrated experiment machine provided by the invention, the foldable titration table is arranged in the box body in a folding manner, and can be directly unfolded for use when in use, so that the problems that the traditional titration table and an iron stand have the advantages of space occupation for storage, one experiment with a plurality of instruments, complex fixing operation, easiness in damage of experimental equipment, difficulty in storage and transportation and the like are solved.
5. According to the multifunctional experimental all-in-one machine, the waste liquid treatment system is arranged on the rear side in the box body, so that waste liquid after the experiment is finished can be filtered and stored, and the pollution of the direct discharge of the waste liquid to the environment is avoided; gas processing system sets up at the inside rear side of box for carry out the suction with the waste gas in the experimentation and filter, and then can produce waste gas and can not give off the polluted environment to laboratory inside because of directly in the messenger experimentation.
6. According to the multifunctional experiment all-in-one machine, the front end of the box body is open and is hinged with the openable and closable anti-corrosion table board, when the anti-corrosion table board is opened, the foldable titration table board rotates to the position above the anti-corrosion table board and can be unfolded to carry out titration experiments, reagents are scattered onto the anti-corrosion table board in the experiment process, and the anti-corrosion table board has acid resistance and alkali resistance, so that the problem that the reagents corrode the experiment platform in the experiment process is effectively solved.
7. According to the teaching method provided by the invention, after the experiment is finished, the experiment finished product is photographed and uploaded by using an artificial intelligence technology, the system can automatically compare the experiment result with the standard result to give the student score, and the problem of whole-course evaluation of the refined operation of the student is effectively solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of the interactive pharmaceutical experiment teaching system according to the present invention;
FIG. 2 is a front view of the multifunctional laboratory all-in-one machine of the present invention;
FIG. 3 is a front view of the multifunctional experimental all-in-one machine of the present invention with the anti-corrosion table lowered;
FIG. 4 is a front view of the multifunctional laboratory all-in-one machine of the present invention when the foldable storage rack is unfolded;
FIG. 5 is a front view of the digital teaching screen and the foldable titration table of the multifunctional integrated experimental machine of the present invention when they are unfolded;
FIG. 6 is a right side view of the multifunctional lab bench of the present invention;
FIG. 7 is a rear view of the multifunctional lab bench of the present invention;
FIG. 8 is a left side view of the multifunctional laboratory all-in-one machine of the present invention;
FIG. 9 is a top view of the housing of the multifunctional laboratory all-in-one machine of the present invention;
FIG. 10 is a schematic structural view of a folding storage rack in the multifunctional laboratory all-in-one machine according to the present invention;
FIG. 11 is a schematic structural view of a glassware storage rack in the multifunctional laboratory all-in-one machine of the present invention;
FIG. 12 is a top view of the foldable titration table of the multifunctional lab all-in-one machine of the present invention when stowed;
FIG. 13 is a top view of the foldable titration table of the multifunctional lab all-in-one of the present invention when deployed.
Reference numerals are as follows:
1. a digital teaching screen;
2. a folding storage rack 21, a rack body 22 and a partition board;
3. a glassware storage rack 31 and a containing groove;
4. the device comprises a waste liquid treatment system, 41, a waste liquid tray, 42, a water pump, 43, a waste liquid filtering layer, 44, a waste liquid discharge pipe, 45, a waste liquid storage box, 46 and a waste liquid treatment cavity;
5. the system comprises an exhaust gas treatment system 51, a turbine exhaust fan air inlet 52, a turbine exhaust fan 53, a turbine exhaust fan air outlet 54, an air filter layer 55, an air outlet 56 and an exhaust gas treatment cavity;
6. a foldable titration table, 61, a rotatable bottom plate, 62, a first main supporting arm, 63, a first supporting rod, 64, a second supporting rod, 65, a first rotary positioning plate, 66, a supporting platform, 67, a second rotary positioning plate, 68, a third rotary positioning plate, 69, a connecting rod, 610, a second main supporting arm, 611 and a butterfly card;
7. a box body 71 and an anti-corrosion table surface;
8. a power source.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
The embodiment discloses a specific implementation manner of a pharmaceutical experiment interactive teaching system, which is combined with a flowchart of the pharmaceutical experiment interactive teaching system shown in fig. 1, and the pharmaceutical experiment interactive teaching system comprises a user side and a cloud server.
The user side comprises user side software and user side hardware equipment, and specifically comprises a digital teaching screen, a teaching module, a simulation module, a camera, an operation and storage unit and a communication module, wherein the digital teaching screen and the camera are the user side hardware equipment.
The digital teaching screen 1 is used for displaying teaching video contents, and the digital teaching screen 1 is a liquid crystal screen or a touch screen.
The teaching module is used for displaying several types of experimental learning videos synchronous with the cloud server through a digital teaching screen and testing the learning condition of the user in a standardized exercise test mode. The experimental learning video is a chemical or pharmaceutical experimental learning video resource, or a micro-course of experimental instruments, experimental medicine using methods and cautions.
And the simulation module is used for displaying the experiment operation video and the three-dimensional animation of the pharmaceutical experiment principle through the digital teaching screen after the user passes the test, analyzing the principle and performing simulation test (namely three-dimensional simulation operation) through a three-dimensional simulation form.
And the camera is used for recording the real operation process of the user in the whole process and automatically recording the experimental result after the user performs the simulation test. The camera is artificial intelligent camera.
And the operation and storage unit is used for receiving and storing the information transmitted by the teaching module, the simulation module and the camera. The operation and storage unit has the function of automatically recording the learning process, records the learning process of students, forms a learning duration list, a difficulty point breakthrough recording list, review and preview process records and the like. And forms the score sheet of each person through the problem solution and the process record of the problem bank.
And the communication module is interacted with the cloud server, namely is communicated with the cloud server of the system in real time, and uploads and downloads data.
The record is shot to student's experiment operation process to the camera, and the camera will be shot the record and carry to operation and memory cell and save, then uploads operation process and experimental result to high in the clouds server through communication module.
The user side can also generate student learning records, experiment records and score records.
The cloud server is used for carrying out intelligent evaluation based on machine vision recognition on the experimental process and the provided experimental results, drawing and issuing a score sheet and giving a learning suggestion. And the teacher can manually judge the student experiment process and the experiment result through the cloud server.
The pharmaceutical experiment interactive teaching system is a pharmaceutical experiment virtual simulation and real interactive teaching system, theoretically detailed study is conducted on experiment courses in a micro-course learning mode, simulation operation training is conducted in a simulation operation mode, the application capacity of students to theoretical courses is enhanced, then real experiment operation is conducted, and the manual operation capacity of students is enhanced. The invention also carries out intelligent evaluation and scoring on the experimental process and the experimental results to find out the defects of the students in the experimental process, so that the students can automatically check for missing and fill in the deficiency in the future learning, and a teacher does not need to monitor the experimental process of each student on site, thereby reducing the labor intensity of the teacher. In addition, the teacher can also check the experimental process and the experimental result of the student through the cloud server, and the working efficiency of the teacher is further improved.
The cloud server comprises a retrieval browsing module, an uploading and downloading service module, a screening and sorting module, a transcoding/processing module, a storage module and an artificial intelligence and machine learning module.
And the retrieval browsing module is used for realizing the release of the data in the resource library and providing a user retrieval browsing function. The retrieval browsing module comprises browser type retrieval and media browsing and is used for retrieval and browsing of data management of a data administrator. The module can provide a retrieval and browsing mechanism in various ways.
And the download service module is used for providing encoding of media (or video signals), generating a digital video file, effectively managing a download request of a user and submitting required video data.
The screening and sorting module is an interface module for learning content sources, and has the main functions of providing screening, auditing, sorting and transferring of contents for the system. The contents mainly come from teachers, professional production companies, internet resources and the like.
And the transcoding/processing module has the main functions of retrieving the return task information provided by the browsing module according to the task information provided by the screening and sorting module and transcoding/processing the specified data set. And task allocation can be carried out according to the task request condition, and the source video and audio file is converted into a target format.
The storage module is used for providing a safe and reliable centralized storage space for various service data, providing an online and offline filing/migration function and corresponding task management, distribution and auditing functions, and providing audio and video retrieval and storage access functions.
And the artificial intelligence and machine learning module is used for carrying out intelligent evaluation on the provided experimental results based on machine vision recognition and giving learning suggestions based on the learning records, the operation records and the exercise scores of students.
As a further improved implementation mode, the cloud server further comprises a system security module which is protected based on the user information and prevents the user information from being leaked.
As a further improved implementation manner, the cloud server further includes a disaster recovery backup module, where the disaster recovery backup module is a backup application system equivalent to the data system, and is used for backing up with the local application system and simultaneously working together with the local application system. Disaster recovery is referred to herein as "data disaster recovery," i.e., establishing a data system at a remote location that is a real-time, available copy of local critical application data. When the local data and the whole application system have disasters, the system stores a piece of available data of key services in different places. This data is slightly behind the local data, using asynchronous transfer, using NAS technology, remote mirroring technology, and the interconnection technology of IP-based SANs. The backup is an application system backup, which is a set of complete backup application system equivalent to a local production system established on the basis of data disaster tolerance. Once a major problem or accident occurs to the system, the remote system takes over the service operation quickly, and the main application technologies include load balancing and clustering technologies.
As a specific implementation mode, the pharmaceutical experiment interactive teaching system is realized by adopting the following technical scheme: the 15.1-inch high-definition display screen, the core I5CPU, the 1Tb SSD storage, the 128G memory, the 9600GT display card, the high-definition camera and the wireless network are integrated into an integrated machine, and an upper flip structure is adopted, so that the integrated machine has the functions of playing multimedia teaching resources, monitoring videos in real time, performing artificial intelligence assessment and the like.
The computer is internally integrated with a pharmaceutical experiment interactive teaching system, five school recorded experimental micro lessons, experimental simulation animations and student video can be watched by students firstly, then the basic experimental operation is completed by the operation simulation experiment, and the real experiment is performed after the training is completed and the experiment is qualified.
The invention also discloses a method for manufacturing the three-dimensional simulation interactive software (namely a simulation module), which comprises the following steps:
3DSmax is used for modeling, UV manufacturing and material manufacturing are carried out, and the manufacturing process is as follows: modeling, material, light, animation adjustment, rendering and the like are characteristics of three-dimensional simulation production.
1. And (6) modeling. And drawing the instrument model in a computer through three-dimensional modeling software according to the preliminary modeling design.
2. Photoshop performs texture mapping. The texture of the material is to give the surface characteristics of the model, specifically the characteristics of color, transparency, reflectivity, reflection intensity, self-luminescence, roughness and the like of the object.
3. And building a light effect for the unity3D model scene. The lights in the 3D software generally include floodlights and direction lights. The light plays the role of illuminating the scene, throwing the shadow and adding the atmosphere.
4. And (5) baking the scene. The lighting information in the scene is expressed in a map mode, and after the scene is baked, the lighting is deleted, so that the lighting and the map are 'fit'.
5. The camera moves. And (3) according to the photographing principle, a camera tool in the three-dimensional simulation animation software is used for realizing the lens effect of the design of the lens-dividing script. Stable and smooth screen is an element of using a camera. The camera function is only used when needed by the scenario, not all the time. Changes in camera position can also create dynamic effects on the screen.
6. And (6) animation. And according to the split screen script and the action design, animation segments are manufactured in the three-dimensional animation software by using the designed shapes.
7. And (6) rendering. The program draws a complete picture or animation according to the setting of the scene, the material, texture, light and the like distributed to the object.
8. Scripting code was done using Microsoft Visual Studio. And compiling an operation flow according to the experimental flow, and performing interactive operation design to realize interactive teaching.
9. And (6) testing. And performing BUG test and performing feedback modification and adjustment.
Example 2
Referring to fig. 2 to 13, this embodiment discloses a specific implementation of a multifunctional experiment all-in-one machine, which includes a box 7, a foldable titration table 6, a pharmaceutical experiment interactive teaching system in embodiment 1, a glassware storage rack 3, and a foldable storage rack 2.
The interior of the box body 7 is in a cavity shape. The front end of the box body 7 is in an open shape and is hinged with an anti-corrosion table board 71 which can be opened and closed, and more specifically, the anti-corrosion table board is an acid and alkali corrosion resistant experiment table. The whole box body is 50cm long, 34cm wide and 20cm high. The top end of the box body 7 is hinged with a top cover.
The foldable titration table 6 is rotated, folded and stored in the box 7, and is used for rotating to the upper part of the anti-corrosion table 71 and unfolding for carrying out titration experiments when the anti-corrosion table 71 is opened.
Wherein, the digital teaching screen of the interactive teaching system for pharmaceutical experiment in the embodiment 1 is arranged on the top cover of the box body 7 in a turnover way.
As shown in fig. 4, the glassware storage rack 3 is provided inside the box 7 for storing the laboratory instruments.
Above-mentioned multifunctional experiment all-in-one with interactive teaching system, glassware storage frame 3 and the integration of foldable storage frame 2 in the box of pharmacy experiment, and then can directly accomodate the required various utensil of pharmacy experiment in glassware storage frame 3, make it arrange in order, improved space utilization, can very conveniently take out the use when using. And the transport of this device, removal, carry very convenient for student's experiment is not restricted by the laboratory, can carry out the experiment in the optional position, and the school need not to carry out the extension to the laboratory, has practiced thrift the cost. Every student can operate a multi-functional experiment all-in-one alone, and experimentation and experimental structure can upload to high in the clouds server, and then the teacher can directly carry out long-range judgement, and intelligent degree is very high, and is very convenient.
In order to solve the problems that a traditional titration table and an iron stand have the advantages of occupying space for storage, one experiment has multiple sets of instruments, is complex in fixing operation, is easy to damage experimental equipment, is not easy to store and transport and the like, the foldable titration table 6 is researched and developed, and the functions of efficient assembly, accurate positioning, stable fixation and convenient carrying and storage are realized on the basis of having the functions of the original titration table and the original iron stand by adopting new designs such as tooth meshing, mechanical symmetrical clamping and the like.
The foldable titration table 6 comprises a rotatable base plate 61, a first main support arm 62, a first support bar 63, a second support bar 64, a first rotating positioning plate 65, a support platform 66, a second rotating positioning plate 67, a third rotating positioning plate 68, a connecting rod 69, a second main support arm 610, and a butterfly card 611. Two ends of the first main supporting arm 62 are respectively provided with a gear, the bottom end of the second main supporting arm 610 is provided with a second gear, and the bottom end of the first main supporting arm 62 is connected with the first rotating positioning plate 65 through the gears. The top gear of the first main supporting arm 62 is engaged with the second gear of the second main supporting arm 610, and the top gear of the first main supporting arm 62 and the second gear of the second main supporting arm 610 are respectively rotatably disposed on the second rotating positioning plate 67 through rotating shafts. A connecting rod 69 is hinged between the first rotating positioning plate 65 and the second rotating positioning plate 67. The first rotating positioning plate 65 is hinged to a first supporting rod 63, the first main supporting arm 62 is hinged to a second supporting rod 64, the first supporting rod 63 and the second supporting rod 64 are hinged to each other, the end portion of the second supporting rod 64 is hinged to a third rotating positioning plate 68, the third rotating positioning plate 68 is rotatably arranged on the first main supporting arm 62, a supporting platform 66 is connected to the third rotating positioning plate 68, and the supporting platform 66 is of an iron ring structure. The top end of the second main support arm 610 is provided with a butterfly clamp 611, the bottom end of the beaker is supported by the support platform 66, and the top end of the burette is positioned by the butterfly clamp 611.
The product main body of the foldable titration table 6 is made of corrosion-resistant metal and non-metallic materials, and is corrosion-resistant and wear-resistant. The burette bracket and the supporting platform are fixed on the same axis, so that the operation intensity and time loss required by the space matching between the burette and the beaker are reduced to the maximum extent. The butterfly clamp adopts an axial symmetrical mechanical structure with toothed linkage, so that the opening synchronization of the pipe clamp is ensured, and the butterfly clamp is simpler and more convenient to operate and easy to use.
As a further improved embodiment, the front end face of the glassware storage rack 3 is provided with a plurality of containing grooves 31, and fixed foams are arranged in the containing grooves. The holding tank comprises a burette storage tank, a stirring rod storage tank, a beaker storage tank and the like, and can be arranged randomly according to actual use requirements. The glassware storage rack 3 in this embodiment is configured in a rectangular block shape, and can be configured according to actual conditions. Glassware storage rack 3 can deposit the utensil that the experiment is commonly used, like buret, stirring rod, beaker etc. satisfies basic experiment demand, and the fashioned fixed foam of die sinking has fastening, jar-proof function simultaneously, guarantees the equipment in storage and removal in-process glassware complete, not damaged.
As a further improved embodiment, the folding storage rack 2 in this embodiment comprises a rack body 21 and a plurality of partitions 22. The side part of the frame body 21 is hinged with the side wall of the box body through a hinge, and the frame body 21 can extend out of the inside of the box body in a rotating mode. Baffle 22 is provided with a plurality of, transversely sets up respectively inside support body 21, and a plurality of test tube locating holes have been seted up to the correspondence on the roof of baffle 22 and support body 21, fixes a position, saves effectively the test tube through test tube locating hole to can realize depositing to the medicament through support body 21.
In addition, foldable storage frame 2 still includes little test tube holder, and little test tube holder is folding to be set up on the lateral wall of support body 21, can open when using to folding when not using and accomodate. Little test tube holder mainly used is to holding of the less test tube of specification.
The folding storage rack 2 can fold and store 21 small test tubes, 4 small beakers, 3 medium test tubes and 6 medicament bottles, and realizes the functions of efficient assembly, multiple loading, stable fixation and convenient carrying and storage on the basis of the original storage of glass products.
As a further improved implementation mode, the multifunctional experiment all-in-one machine further comprises a waste liquid treatment system 4, wherein the waste liquid treatment system 4 is arranged on the rear side inside the box body 7 and is used for filtering and storing waste liquid after the experiment is finished.
The waste liquid treatment system 4 comprises a waste liquid tray 41 and a waste liquid treatment cavity 46, wherein the waste liquid tray 41 is arranged at the bottom of the box body, the waste liquid treatment cavity 46 is positioned above the waste liquid tray 41, a waste liquid filtering layer 43, a waste liquid discharging pipe 44 and a waste liquid storage box 45 are sequentially arranged in the waste liquid treatment cavity 46 from top to bottom, a liquid conveying pipe is arranged between the waste liquid filtering layer 43 and the waste liquid tray 41 in a communicating mode, and a water pump 42 is arranged on the liquid conveying pipe. When the waste liquid treatment system 4 in this embodiment is operated, the waste liquid in the waste liquid tray 41 can be directly pumped to the waste liquid filtering layer 43 through the water pump 42 to be filtered, the filtered waste liquid enters the waste liquid storage box 45 through the waste liquid discharge pipe 44, and the filtered waste liquid is temporarily stored through the waste liquid storage box 45.
In addition, the outside of the waste liquid treatment chamber 46 is also provided with a rear cover through a hinge, and when the rear cover is opened, the waste liquid storage box 45 containing waste liquid can be taken out for liquid pouring operation.
As an alternative embodiment, the waste liquid storage box of the present embodiment may be replaced with a 300ml storage bottle, and waste liquid may be stored in an all-in-one machine without dumping waste liquid.
As a further improved implementation mode, the multifunctional experiment all-in-one machine further comprises an exhaust gas treatment system 5 according to the design concept of green environmental protection, wherein the exhaust gas treatment system 5 is arranged on the rear side inside the box body 7 and used for sucking and filtering the exhaust gas in the experiment process for the second time.
The exhaust gas treatment system 5 comprises an exhaust gas treatment chamber 56, a turbine exhaust fan 52 and an air filter layer 54 are arranged inside the exhaust gas treatment chamber 56, a turbine exhaust fan air inlet 51 communicated with the inside of the box body and a turbine exhaust fan air outlet 53 communicated with the exhaust gas treatment chamber 56 are arranged on the turbine exhaust fan 52, an air outlet 55 is arranged at the lower part of the exhaust gas treatment chamber 56, and the air filter layer 54 is positioned between the turbine exhaust fan air outlet 53 and the air outlet 55. Exhaust-gas treatment system 5 in this embodiment is when handling exhaust-gas, through the gas of turbine exhaust fan air outlet 53 to the box inside suction, gas enters into air filter 54 and filters, then discharges to the atmosphere from air outlet 55 department, realizes the processing to waste gas, avoids waste gas direct emission to produce harm to the human body in the classroom.
In addition, the present invention includes a power supply 8 for powering the waste treatment system 4 and the exhaust treatment system 5.
Example 3
The embodiment discloses a specific implementation mode of a teaching method, which is performed based on a pharmaceutical experiment interactive teaching system and comprises the following steps:
s1, displaying a pharmaceutical experiment learning video which is synchronous with a cloud server and downloaded, wherein the pharmaceutical experiment learning video comprises experimental instruments, an experimental medicine using method and a notice micro-course.
S2, testing the learning condition of the user in a standardized exercise test mode; and step S3 is carried out after the user test is passed, and step S1 is carried out again if the user test is not passed.
And S3, displaying the experiment operation video and the three-dimensional animation of the pharmaceutical experiment principle through a digital teaching screen, and performing simulation test in a three-dimensional simulation mode.
And S4, testing the learning condition of the user in a standardized exercise test mode. And if the user test is passed, the step S5 is carried out, and if the user test is not passed, the step S3 is returned.
And S5, carrying out real experiments on the multifunctional experiment all-in-one machine.
And S6, automatically recording the real operation process of the user in the step S5, communicating with the cloud server in real time, uploading and downloading related data, and uploading the operation process and the experiment result to the cloud server.
And S7, carrying out intelligent evaluation based on machine vision identification on the experimental process and the provided experimental results, drawing and issuing a score sheet, and giving a learning suggestion. After the experiment, utilize artificial intelligence technique to shoot the experiment finished product and upload, the system will compare the experimental result with standard result automatically, gives student's score, the effectual whole evaluation problem of having solved student's fine-tuning operation.
In step S7, the process of performing intelligent evaluation based on machine vision recognition on the provided experimental result is as follows:
taking an acid-base neutralization titration experiment as an example, when a student uses an acid-base titration experiment, the color change range of methyl orange is red when the pH value is less than or equal to 3.1, orange when the pH value is 3.1-4.4, yellow when the pH value is greater than or equal to 4.4, the student fills an experiment report according to the color change, records the whole experiment process of the acid-base titration experiment, and generates a practical electronic report. In the process, the camera simultaneously records the process, experimental result pictures of all stages are generated by using a visual identification function, a system electronic report is generated after the experimental result pictures are compared with a system color card, and the result evaluation of the student operation is given after the real-practice electronic report is compared with the system electronic report.
The system can automatically adjust the assessment weight based on the picture color of each stage in the 'system electronic report' according to the operation results and standard results of different personnel in the same experiment, and the evaluation of the experiment results of students tends to be accurate step by step through the machine learning function.
In step S7, the learning advice is given based on the learning record, the operation record, and the exercise score of the student. The study record refers to the duration record of the micro-class of the student and the relevant content of the course resource; the operation records refer to all actions of students in the experiment operation process and the details of manipulations such as pipetting, titration and the like; the exercise score refers to the score obtained after the student answers the selected questions given by the system question bank. The system uniformly records the assessment evaluation range according to the learning time length of the students and the teacher evaluation and answer scores of the operation methods to form the process evaluation of the learning of the students, the process evaluation and the result evaluation together form the comprehensive evaluation report of the students, and the comprehensive evaluation report displays the learning suggestions.
As a further improved embodiment, step S5 is to perform a real experiment on the multifunctional experiment all-in-one machine, and specifically includes the following steps:
s51, the anti-corrosion table board 71 is opened to be in a horizontal state, the foldable titration table 6 is rotated to the anti-corrosion table board 71, and then the foldable titration table 6 is unfolded.
S52, unfolding the folding storage rack 2.
S53, selecting an experimental appliance in the glassware storage rack 3 to carry out an experiment according to the experimental requirement. The experiment can be a titration experiment, a filtration experiment, or other experimental items, and is not limited herein.
In the process of carrying out the real experiment in the step S5, the camera can be started, the operation process of students is recorded in the whole process and automatically transmitted to the teacher platform, so that the teacher can conveniently review and evaluate the operation of each student.
During the experiment, the exhaust gas in the experiment is subjected to real-time suction treatment by the exhaust gas treatment system 5.
In the experiment process, the camera records the experiment process in real time and uploads the experiment record to the cloud server.
And S54, pouring the waste liquid after the experiment into a waste liquid treatment system 4 to treat the waste liquid.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the spirit or scope of the invention.
Claims (10)
1. The pharmaceutical experiment interactive teaching system is characterized by comprising a user side and a cloud server;
the user side includes:
a digital teaching screen;
the teaching module is used for displaying an experimental learning video synchronized with the cloud server through the digital teaching screen and testing the learning condition of the user in a standardized exercise test mode;
the simulation module is used for displaying an experiment operation video and a three-dimensional animation of a pharmaceutical experiment principle through the digital teaching screen after the user passes the test, and performing a simulation test in a three-dimensional simulation mode;
the camera is used for recording the real operation process of the user in the whole process and automatically recording the experimental result after the user performs the simulation test;
the operation and storage unit is used for receiving and storing the information transmitted by the teaching module, the simulation module and the camera;
the communication module is interacted with the cloud server and used for uploading an operation process and an experiment result to the cloud server;
the cloud server is used for carrying out intelligent evaluation based on machine vision recognition on the experimental process and the provided experimental results, comparing the experimental results with the standard results, giving scores, drawing and issuing a score sheet and giving a learning suggestion.
2. The interactive pharmaceutical experiment teaching system according to claim 1, wherein the cloud server comprises:
the retrieval and browsing module is used for realizing the release of the data in the resource library and providing a user retrieval and browsing function;
the download service module is used for providing the coding of the medium, generating a digital video file, effectively managing a download request of a user and submitting required video data;
the screening and sorting module is an interface module of a learning content source and is used for screening, auditing, sorting and transferring the content of the experimental learning video;
the transcoding/processing module is used for retrieving the return task information provided by the browsing module according to the task information provided by the screening and sorting module and transcoding/processing the specified data set;
the storage module is used for providing a safe and reliable centralized storage space for various service data, providing an online and offline filing/migration function and corresponding task management, distribution and auditing functions, and providing audio and video retrieval and storage access functions;
and the artificial intelligence and machine learning module is used for carrying out intelligent evaluation on the provided experimental results based on machine vision recognition and giving learning suggestions based on the learning records, the operation records and the exercise scores of students.
3. The interactive pharmaceutical experiment teaching system of claim 2, wherein the cloud server further comprises:
and the disaster recovery backup module is a backup application system equivalent to the data system, is used for backing up with the local application system and can work together with the local application system.
4. Multifunctional experiment all-in-one, its characterized in that includes:
the box body (7) is internally in a cavity shape; the front end of the box body (7) is open and is hinged with an anti-corrosion table board (71) which can be opened and closed, and the top end of the box body (7) is hinged with a top cover;
the foldable titration table (6) is rotatably and foldingly accommodated in the box body (7), and is used for rotating to the position above the anti-corrosion table top (71) when the anti-corrosion table top (71) is opened and can be unfolded for carrying out titration experiments;
the interactive pharmaceutical experiment teaching system according to any one of claims 1 to 3, wherein the digital teaching screen is arranged on the top cover of the box body (7) in a turnover manner;
the glassware storage rack (3) is arranged inside the box body (7) and is used for storing experimental utensils;
the foldable storage rack (2) is hinged to the side portion of the box body (7) and is folded and stored in the box body (7) and used for extending out of the box body when being unfolded and storing test tubes or medicaments.
5. The multifunctional experimental all-in-one machine as claimed in claim 4, characterized in that a plurality of containing grooves are formed on the front end face of the glassware storage rack (3).
6. The all-in-one multifunctional laboratory machine according to claim 4, further comprising:
the waste liquid treatment system (4) is arranged at the rear side in the box body (7) and is used for filtering and storing waste liquid after the experiment is finished; waste liquid processing system (4) include waste liquid tray (41) and waste liquid treatment chamber (46), wherein waste liquid tray (41) set up in the bottom half, and waste liquid treatment chamber (46) are located waste liquid tray (41) top, have set gradually waste liquid filter layer (43), waste liquid discharge pipe (44) and waste liquid storage box (45) from top to bottom in waste liquid treatment chamber (46), and the intercommunication is provided with the transfer line between waste liquid filter layer (43) and waste liquid tray (41), is provided with water pump (42) on the transfer line.
7. The all-in-one multifunctional laboratory machine according to claim 4, further comprising:
the waste gas treatment system (5) is arranged at the rear side in the box body (7) and is used for sucking and filtering waste gas in the experiment process; the waste gas treatment system (5) comprises a waste gas treatment cavity (56), a turbine exhaust fan (52) and an air filter layer (54) are arranged inside the waste gas treatment cavity (56), a turbine exhaust fan air inlet (51) communicated with the inside of the box body and a turbine exhaust fan air outlet (53) communicated with the waste gas treatment cavity (56) are arranged on the turbine exhaust fan (52), an air outlet (55) is arranged at the lower part of the waste gas treatment cavity (56), and the air filter layer (54) is located between the turbine exhaust fan air outlet (53) and the air outlet (55).
8. A method for teaching, wherein the method is performed based on the interactive pharmaceutical experiment teaching system of any one of claims 1 to 3, and comprises the following steps:
s1, displaying an experimental learning video synchronized with a cloud server through a digital teaching screen;
s2, testing the learning condition of the user in a standardized exercise test mode; if the user test is passed, the step S3 is carried out, and if the user test is not passed, the step S1 is carried out;
s3, displaying an experiment operation video and a three-dimensional animation of a pharmaceutical experiment principle through a digital teaching screen, and performing simulation test in a three-dimensional simulation mode;
s4, testing the learning condition of the user in a standardized exercise test mode; if the user test is passed, the step S5 is carried out, and if the user test is not passed, the step S3 is returned;
s5, carrying out real experiments on the multifunctional experiment all-in-one machine;
s6, automatically recording the real operation process of the user in the step S5, and uploading the operation process and the experiment result to a cloud server;
and S7, carrying out intelligent evaluation based on machine vision identification on the experimental process and the provided experimental result, comparing the experimental result with the standard result, giving a score, drawing and issuing a score list, and giving a learning suggestion.
9. Instructional method according to claim 8, characterized in that said step S5 comprises the following steps:
s51, opening the anti-corrosion table top (71) to be in a horizontal state, rotating the foldable titration table (6) to enable the foldable titration table (6) to rotate to the anti-corrosion table top (71), and then unfolding the foldable titration table (6);
s52, unfolding the folding storage rack (2);
s53, selecting an experimental appliance in the glassware storage rack (3) to carry out an experiment according to the experimental requirement;
during the experiment, the exhaust gas in the experiment process is pumped and treated in real time through an exhaust gas treatment system (5);
in the experiment process, the camera records the experiment process in real time and uploads the experiment record to the cloud server;
and S54, pouring the waste liquid after the experiment into a waste liquid treatment system (4) to treat the waste liquid.
10. A teaching method according to claim 8, wherein in step S7, the process of providing the experimental result to perform intelligent evaluation based on machine vision recognition is:
filling an experiment report according to the change of the color, recording the whole experiment process, and generating an electronic report of actual operation; in the process, the camera simultaneously records the process, an experiment result picture of each stage is generated by using a visual identification function, a system electronic report is generated after the experiment result picture is compared with a system color card, and the result evaluation of student operation is given after the real operation electronic report is compared with the system electronic report;
and according to the operation results and standard results of different personnel in the same experiment, the assessment weight based on the picture color of each stage in the electronic report of the system is automatically adjusted, and the evaluation of the experiment results of students gradually tends to be accurate through the machine learning function.
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| CN116192829A (en) * | 2023-05-04 | 2023-05-30 | 大尧信息科技(湖南)有限公司 | WEB-based remote multi-mode experiment teaching method, device, equipment and medium |
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