CN104464411A - Wireless data collecting system for practical training - Google Patents
Wireless data collecting system for practical training Download PDFInfo
- Publication number
- CN104464411A CN104464411A CN201410737136.0A CN201410737136A CN104464411A CN 104464411 A CN104464411 A CN 104464411A CN 201410737136 A CN201410737136 A CN 201410737136A CN 104464411 A CN104464411 A CN 104464411A
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- wireless
- extension set
- host
- module
- real training
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/08—Electrically-operated educational appliances providing for individual presentation of information to a plurality of student stations
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
A wireless data collecting system for practical training comprises multiple extension sets, a wireless host and an upper computer. The multiple extension sets are used by students, and the output ends of the multiple extension sets are connected with the input end of the wireless host through wireless communication. The wireless host is connected with the upper computer in a bidirectional mode. Each extension set comprises an extension set central control module, an extension set data measuring module, an extension set wireless communication module and an extension set man-machine interface module. The extension set data measuring modules, the extension set wireless communication modules and the extension set man-machine interface modules are connected with the input/output ends of the extension set central control modules. The wireless data collecting system greatly improves a teaching effect and the practical training efficiency, and is low in cost, easy to use and popularize, and suitable for being applied to practical training and experimental teaching for electronic circuits and other related specialties in institutions of higher learning.
Description
Technical field
The present invention relates to a kind of wireless teaching instrument, particularly a kind of wireless data acquisition system for real training.
Background technology
In the middle of the real training of the specialty such as the electronic circuit in current institution of higher learning, often relate to voltage, the isoparametric measurement of electric current.In real training process, teacher must remove according to the measurement result of student the experimental circuit correctness that judges that student builds.This just to cause on classroom an instructor to need to check the measurement data of whole each student of class, and workload is very large, has had a strong impact on teaching efficiency and real training efficiency.
Notification number CN202996066U patent discloses a kind of wireless teaching experimental provision, and this patent, by WIFI transmission mode, achieves wireless oscillograph and radio signal source.But this patent can only realize smart mobile phone or panel computer etc. and carry the handheld device of WIFI and be connected with " one to one " between wireless device.
Application publication number a kind of wireless digital oscilloscope that has been the patent disclosure of CN103048507A.This patent is carry out based on WIFI the wireless instrument that " one to one " transmit equally, and its terminal is the smart machine (mobile phone, panel computer) of hand-held equally.
High expensive needed for such scheme, and also cannot be widely used in the relevant speciality Training Rooms such as existing electronic circuit based on the structure of portable equipment, more cannot realize the record in the middle of real training and examination.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of real training, the wireless data acquisition system for real training in the middle of experimental teaching that are applicable to the relevant specialities such as institution of higher learning's electronic circuit, to improve teaching efficiency and to improve real training efficiency.
The technical scheme solved the problems of the technologies described above is: a kind of wireless data acquisition system for real training, comprises multiple stage radio extension, a wireless host and a host computer; Described multiple stage radio extension is for student, and the output terminal of this multiple stage radio extension is connected with the input end of wireless host respectively by without letter communication; Wireless host is bi-directionally connected with the host computer for teacher.
Further technical scheme of the present invention is: described radio extension comprises extension set central control module, extension set data measurement module, extension set wireless communication module, extension set human-machine interface module; Described extension set data measurement module, extension set wireless communication module, extension set human-machine interface module are connected with the input/output terminal of extension set central control module respectively.
Further technical scheme more of the present invention is: described extension set central control module has comprised the single-chip microcomputer of the control of radio extension, communication, measurement function.
Further technical scheme more of the present invention is: described extension set data measurement module comprises test pencil, bleeder circuit, operational amplifier, AD analog to digital converter; Described extension set wireless communication module has comprised the nRF24L01 wireless data communications chip of short-range high-speed data sending function.
Further technical scheme more of the present invention is: described extension set human-machine interface module has comprised the LCD display I of measurement data Presentation Function, for completing the button I confirming to send data function.
Further technical scheme of the present invention is: described wireless host comprises host CPU control module, hosi wireless communication module, main frame human-machine interface module, and described hosi wireless communication module, main frame human-machine interface module are connected with the input/output terminal of host CPU control module respectively.
Of the present invention more further technical scheme be: described host CPU control module comprised the control of wireless host, communication function single-chip microcomputer, in order to complete the serial communication circuit carrying out data communication function with host computer, be connected by serial port data line between serial communication circuit with host computer.
Further technical scheme more of the present invention is: described hosi wireless communication module has comprised the nRF24L01 wireless data communications chip of short-range high-speed data receiving function.
Of the present invention more further technical scheme be: described main frame human-machine interface module comprised the display of current wireless Host Status LCD display II, in order to complete the button II of change wireless host configuration parameter function.
Further technical scheme of the present invention is: be provided with in described host computer and possess Serial Communication Function and data wireless host can uploaded automatically are carried out showing, preserve, gathered the real training software with sort operation.
Owing to adopting said structure, the wireless data acquisition system for real training of the present invention is used for compared with prior art, has following beneficial effect:
1. can improve teaching efficiency and improve real training efficiency:
Owing to the present invention includes multiple stage radio extension, a wireless host and a host computer; Wherein multiple stage radio extension is for student, and this radio extension possesses circuit parameter measurement function, in real training when middle school student utilize radio extension to measure circuit parameter, and is confirmed whether measurement data to be sent to wireless host by button; Wireless host is connected with the host computer as Computer for teachers, and the two carries out data transmission by serial ports, and host computer gathers and preservation each group, each time measurement data that wireless host receives; Thus the wireless data transmission function of " many-one " can be completed, and data can be carried out preserving, gathering and classification at host computer.
Therefore, student is after use radio extension carries out the measurement of circuit parameter, measurement result is submitted to by button, after wireless host receives data, directly show at host computer, and automatically carry out simultaneously measurement result preservation, gather and classification, do not need instructor to go seriatim to check the measurement result often organizing student, significantly improve teaching efficiency and improve real training efficiency.
2. with low cost, be easy to apply:
Because the present invention only includes multiple stage radio extension, a wireless host and a host computer; It is relatively simple for structure, with low cost, not by WIFI construction data transmission plan, does not rely on handheld device; Do not need to carry out large transformation to existing Training Room, even without the need to changing existing Practical training equipment, only needing a computer having serial ports to apply this equipment, being easy to apply yet.
3. be adapted at using in the middle of the real training of the relevant specialities such as institution of higher learning's electronic circuit, experimental teaching:
The present invention includes multiple stage radio extension, a wireless host and a host computer, each ingredient all adopts modular structure, make maintenance, repair simple and convenient, be adapted at using in the middle of the real training of the relevant specialities such as the larger institution of higher learning's electronic circuit of student's mobility, experimental teaching.
Below, in conjunction with the accompanying drawings and embodiments the technical characteristic of the wireless data acquisition system for real training of the present invention is further described.
Accompanying drawing explanation
Fig. 1: the structured flowchart of the wireless data acquisition system for real training of the present invention described in embodiment one,
Fig. 2: the structured flowchart of radio extension,
Fig. 3: the structured flowchart of wireless host.
Embodiment
Embodiment one:
For a wireless data acquisition system for real training, comprise multiple stage radio extension, a wireless host and a host computer (see Fig. 1); Described multiple stage radio extension (can reach 256 at most) is for student, and the output terminal of this multiple stage radio extension is connected with the input end of wireless host respectively by without letter communication; Wireless host is bi-directionally connected with the host computer for teacher, completes the Wireless Data Transmission of " many-one ";
Described radio extension comprises extension set central control module, extension set data measurement module, extension set wireless communication module, extension set human-machine interface module (see Fig. 2); Described extension set data measurement module, extension set wireless communication module, extension set human-machine interface module are connected with the input/output terminal of extension set central control module respectively.
Described extension set central control module has comprised the single-chip microcomputer of the control of radio extension, communication, measurement function.
Described extension set data measurement module comprises test pencil, bleeder circuit, operational amplifier, AD analog to digital converter; Described extension set wireless communication module has comprised the nRF24L01 wireless data communications chip of short-range high-speed data sending function,
Described extension set human-machine interface module having comprised the LCD display I of measurement data Presentation Function, having sent the button I of data function for completing confirmation.Wherein, LCD display I is for showing, logical for the radio extension measurement numerical value to common circuit parameter parameters such as () voltage, electric current, frequencies to check oneself when student measures; Button I submits measurement result for student in confirmation, measurement data is sent to wireless host simultaneously.
Described wireless host comprises host CPU control module, hosi wireless communication module, main frame human-machine interface module (see Fig. 3), and described hosi wireless communication module, main frame human-machine interface module are connected with the input/output terminal of host CPU control module respectively.
Described host CPU control module comprised the control of wireless host, communication function single-chip microcomputer, in order to complete the serial communication circuit carrying out data communication function with host computer, be connected by serial port data line between serial communication circuit with host computer; To communicate with host computer, by the data transfer that receives to host computer;
Described hosi wireless communication module has comprised the nRF24L01 wireless data communications chip of short-range high-speed data receiving function.
Described main frame human-machine interface module comprised the display of current wireless Host Status LCD display II, in order to complete the button II of change wireless host configuration parameter function.
Be provided with in described host computer and possess Serial Communication Function and data wireless host can uploaded automatically are carried out showing, preserve, gathered the real training software with sort operation; Host computer receives measurement data from serial ports, and carries out showing, preserves, gathers and classification, and teacher can read and make comments all measurement data of student easily from host computer.
The principle of work of the wireless data acquisition system for real training of the present invention:
The measurement that student uses multiple stage radio extension to carry out circuit parameter, can be shown this measurement numerical value, to check oneself when student measures by the LCD display of radio extension human-machine interface module; Can make student while measurement result is submitted in confirmation to by button again, measurement data is sent to wireless host.After wireless host receives data, directly show at host computer, and automatically carry out simultaneously measurement result preservation, gather and classification, teacher can read and make comments all measurement data of student easily from host computer.
Claims (10)
1. for a wireless data acquisition system for real training, it is characterized in that: comprise multiple stage radio extension, a wireless host and a host computer; Described multiple stage radio extension is for student, and the output terminal of this multiple stage radio extension is connected with the input end of wireless host respectively by without letter communication; Wireless host is bi-directionally connected with the host computer for teacher.
2. the wireless data acquisition system for real training according to claim 1, is characterized in that: described radio extension comprises extension set central control module, extension set data measurement module, extension set wireless communication module, extension set human-machine interface module; Described extension set data measurement module, extension set wireless communication module, extension set human-machine interface module are connected with the input/output terminal of extension set central control module respectively.
3. the wireless data acquisition system for real training according to claim 2, is characterized in that: described extension set central control module has comprised the single-chip microcomputer of the control of radio extension, communication, measurement function.
4. the wireless data acquisition system for real training according to claim 2, is characterized in that: described extension set data measurement module comprises test pencil, bleeder circuit, operational amplifier, AD analog to digital converter; Described extension set wireless communication module has comprised the nRF24L01 wireless data communications chip of short-range high-speed data sending function.
5. the wireless data acquisition system for real training according to claim 2, is characterized in that: described extension set human-machine interface module has comprised the LCD display I of measurement data Presentation Function, for completing the button I confirming to send data function.
6. the wireless data acquisition system for real training according to claim 1, it is characterized in that: described wireless host comprises host CPU control module, hosi wireless communication module, main frame human-machine interface module, described hosi wireless communication module, main frame human-machine interface module are connected with the input/output terminal of host CPU control module respectively.
7. the wireless data acquisition system for real training according to claim 6, it is characterized in that: described host CPU control module comprised the control of wireless host, communication function single-chip microcomputer, in order to complete the serial communication circuit carrying out data communication function with host computer, be connected by serial port data line between serial communication circuit with host computer.
8. the wireless data acquisition system for real training according to claim 6, is characterized in that: described hosi wireless communication module has comprised the nRF24L01 wireless data communications chip of short-range high-speed data receiving function.
9. the wireless data acquisition system for real training according to claim 6, is characterized in that: described main frame human-machine interface module comprised the display of current wireless Host Status LCD display II, in order to complete the button II of change wireless host configuration parameter function.
10. the wireless data acquisition system for real training according to the arbitrary claim of claim 1 to 9, is characterized in that: be provided with in described host computer and possess Serial Communication Function and data wireless host can uploaded automatically are carried out showing, preserve, gathered the real training software with sort operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410737136.0A CN104464411A (en) | 2014-12-06 | 2014-12-06 | Wireless data collecting system for practical training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410737136.0A CN104464411A (en) | 2014-12-06 | 2014-12-06 | Wireless data collecting system for practical training |
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| CN104464411A true CN104464411A (en) | 2015-03-25 |
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| CN201410737136.0A Pending CN104464411A (en) | 2014-12-06 | 2014-12-06 | Wireless data collecting system for practical training |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215403A (en) * | 2018-10-23 | 2019-01-15 | 东莞理工学院 | A kind of teaching demonstration table |
| CN109859586A (en) * | 2019-03-12 | 2019-06-07 | 冯涛 | A kind of all-electronic circuit experiment teaching method and system |
-
2014
- 2014-12-06 CN CN201410737136.0A patent/CN104464411A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109215403A (en) * | 2018-10-23 | 2019-01-15 | 东莞理工学院 | A kind of teaching demonstration table |
| CN109859586A (en) * | 2019-03-12 | 2019-06-07 | 冯涛 | A kind of all-electronic circuit experiment teaching method and system |
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Application publication date: 20150325 |