CN213069010U - Insulation resistance test system - Google Patents
Insulation resistance test system Download PDFInfo
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- CN213069010U CN213069010U CN202021833083.XU CN202021833083U CN213069010U CN 213069010 U CN213069010 U CN 213069010U CN 202021833083 U CN202021833083 U CN 202021833083U CN 213069010 U CN213069010 U CN 213069010U
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- photoelectric isolator
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Abstract
The utility model provides an insulation resistance test system, which has low teaching cost and high safety, can realize teaching experiments, improve the theoretical understanding ability and manual operation ability of students and improve the teaching quality; the device comprises a power supply, an industrial personal computer, a test module, a display, an alarm and a key module, wherein the power supply, the industrial personal computer and the display are sequentially and electrically connected, the test module and the key module are connected with the industrial personal computer, the test module is connected with a tested wiring board, and the industrial personal computer is also connected with a console computer through a wireless network card; the test module is used for collecting wiring condition data of the tested wiring board and feeding the data back to the industrial personal computer, and the key module is used for keying in parameters to the industrial personal computer.
Description
Technical Field
The utility model relates to a test equipment technical field specifically is an insulation resistance test system.
Background
In the teaching of the electric power school at present, or related contents related to certain majors of some colleges and universities mainly use real instruments for teaching and testing, but the purchase price of the real instruments in the market at present is high, the equipment composition is relatively complex, the damage rate is also relatively high, once problems exist, the maintenance cost is high, and extra expenditure of teaching needs to be added.
The used teaching instruments such as an insulation resistance tester can generate high voltage during actual tests, but students or other personnel do not receive professional training and have huge potential safety hazards in the case of unfamiliar operation of real equipment by using the real instruments and equipment for tests, once the students or related personnel connect wrong wires or touch high-voltage terminals by mistake, the instruments and test articles are damaged, and if the students or related personnel seriously touch the high-voltage terminals, the health and safety of the operating personnel are threatened, so that serious safety accidents are caused; in addition, when a real instrument is used for teaching, the instructor needs to repeatedly and carefully check the wiring of students or operators, so that time and labor are wasted, and the teaching efficiency is low; and the real instrument can only measure data according to the actual condition of the test article, and the number of the tested articles is limited, so the test type is single, the test data is single, students do not have enough exploration and trial-and-error opportunities, deep learning cannot be realized, and the teaching quality cannot be guaranteed.
Disclosure of Invention
To the problem, the utility model provides an insulation resistance test system, its teaching cost is low, and the security is high, not only can realize the teaching experiment to can improve student's theoretical understanding ability and manual operation ability, improve the teaching quality.
The technical scheme is that, an insulation resistance test system, it includes power supply, its characterized in that: the testing system is characterized by further comprising an industrial personal computer, a testing module, a display, an alarm and a key module, wherein the power supply, the industrial personal computer and the display are sequentially and electrically connected, the testing module and the key module are connected with the industrial personal computer, the testing module is connected with a tested wiring board, and the industrial personal computer is further connected with a console computer through a wireless network card; the test module is used for collecting wiring condition data of the tested wiring board and feeding the data back to the industrial personal computer, and the key module is used for keying in parameters to the industrial personal computer.
It is further characterized in that:
the test module comprises a single chip microcomputer and a photoelectric isolator, the single chip microcomputer adopts a model SST89E/V52RD2 chip, the photoelectric isolator adopts a model 6N137 chip, the photoelectric isolator is divided into an input photoelectric isolator and an output photoelectric isolator, the input photoelectric isolator and the output photoelectric isolator are respectively provided with a plurality of parts and are respectively correspondingly connected with the input end and the output end of the single chip microcomputer, an interface on a tested wiring board is correspondingly connected with the input photoelectric isolator, and the output photoelectric isolator is correspondingly connected with the input end of the industrial personal computer.
The beneficial effects of the utility model are that, its manufacturing cost is low, and is not fragile, and the reliability is high, and the maintenance cost is low, and can realize the teaching target the same with real instrument, not only can prevent to damage instrument and security height, has better result of use.
Drawings
Fig. 1 is a block diagram of the present invention;
fig. 2 is a circuit block diagram of the middle test module of the present invention.
Detailed Description
As shown in fig. 1 and fig. 2, the utility model relates to an insulation resistance test system, which comprises a power supply 1, an industrial personal computer 2, a test module 3, a display 4, an alarm 5 and a key module 6, wherein the power supply 1, the industrial personal computer 2 and the display 4 are electrically connected in sequence, the test module 3 and the key module 6 are connected with the industrial personal computer 2, the test module 3 is connected with a tested wiring board 7, and the industrial personal computer 2 is also connected with a console computer 9 through a wireless network card 8; the test module 3 is used for collecting wiring condition data of a tested wiring board 7 and feeding the data back to the industrial personal computer 2, the key module 6 is used for keying input parameters to the industrial personal computer 2, and the key module 6 is existing circuit equipment or a circuit module; the wiring condition of the tested wiring board 7 collected by the test module 3 is sent to the industrial personal computer 2, the industrial personal computer 2 is displayed by the display 4, if the wiring state on the tested wiring board 7 is wrong, the alarm 5 gives an alarm, and the wiring state is sent to the console computer 9 through the wireless network card 8 to be displayed, so that the monitoring of the working state of the insulation resistance test system is realized.
The test module 3 comprises a single chip microcomputer and a photoelectric isolator, the single chip microcomputer adopts a model SST89E/V52RD2 chip, the photoelectric isolator adopts a model 6N137 chip, the photoelectric isolator is divided into an input photoelectric isolator and an output photoelectric isolator, in the figure 2, the input photoelectric isolator is connected with the left end of the single chip microcomputer, the output photoelectric isolator is connected with the right end of the single chip microcomputer, the input photoelectric isolator and the output photoelectric isolator are respectively provided with a plurality of the input photoelectric isolators and the output photoelectric isolators, the input photoelectric isolator and the output photoelectric isolators are respectively correspondingly connected with the input end and the output end of the single chip microcomputer, an interface on the tested wiring board 7 is correspondingly connected with the input photoelectric isolator, and the output photoelectric isolator is correspondingly connected with the input end of the industrial personal computer 2.
The utility model discloses an insulation resistance test system, can be applied to the tester of the same outward appearance with real instrument, input/output interface, communication interface, the function of button, the liquid crystal display interface all is the same with real machine, the operation mode is also the same with real instrument, realize the simulation equipment the same with real instrument, keep the originality of equipment, provide the full true experimental experience for the student, the theoretical combination is real to operate, effectively improve student's theoretical comprehension and hands-on operation ability, and have the characteristics that manufacturing and production cost is low, it is not fragile, the reliability is high, the maintenance cost is low, the insulation resistance test system can pass through the data that control cabinet computer 9 set for and show various qualified and unqualified data through display 4, can send multiunit real experimental data through control cabinet computer 9, perhaps self-defined experimental data, satisfy different situation experimental demands, the high voltage cannot be generated, students can explore and try by mistake, the manual operation capability of the students is improved, the relation between theoretical knowledge in books and a practical high-voltage test is established, the visual field of the students is expanded, the competitiveness of the students after entering a society is enhanced, the students can quickly enter the work after entering the related work, instruments cannot be damaged, and safety accidents cannot occur; in addition, through test module 3, when the wiring is wrong, can play the warning and remind, students just so can explore, try mistakes with great care to can not produce the loss to personal safety and property safety, improve teaching efficiency and teaching quality.
Claims (2)
1. The utility model provides an insulation resistance test system, its characterized in that includes power supply: the testing system is characterized by further comprising an industrial personal computer, a testing module, a display, an alarm and a key module, wherein the power supply, the industrial personal computer and the display are sequentially and electrically connected, the testing module and the key module are connected with the industrial personal computer, the testing module is connected with a tested wiring board, and the industrial personal computer is further connected with a console computer through a wireless network card; the test module is used for collecting wiring condition data of the tested wiring board and feeding the data back to the industrial personal computer, and the key module is used for keying in parameters to the industrial personal computer.
2. The insulation resistance testing system according to claim 1, wherein: the test module comprises a single chip microcomputer and a photoelectric isolator, the single chip microcomputer adopts a model SST89E/V52RD2 chip, the photoelectric isolator adopts a model 6N137 chip, the photoelectric isolator is divided into an input photoelectric isolator and an output photoelectric isolator, the input photoelectric isolator and the output photoelectric isolator are respectively provided with a plurality of parts and are respectively correspondingly connected with the input end and the output end of the single chip microcomputer, an interface on a tested wiring board is correspondingly connected with the input photoelectric isolator, and the output photoelectric isolator is correspondingly connected with the input end of the industrial personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021833083.XU CN213069010U (en) | 2020-08-28 | 2020-08-28 | Insulation resistance test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021833083.XU CN213069010U (en) | 2020-08-28 | 2020-08-28 | Insulation resistance test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213069010U true CN213069010U (en) | 2021-04-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021833083.XU Active CN213069010U (en) | 2020-08-28 | 2020-08-28 | Insulation resistance test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213069010U (en) |
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2020
- 2020-08-28 CN CN202021833083.XU patent/CN213069010U/en active Active
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