CN204614311U - Electronic circuit fault apparatus for examination and repair - Google Patents
Electronic circuit fault apparatus for examination and repair Download PDFInfo
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- CN204614311U CN204614311U CN201520030022.2U CN201520030022U CN204614311U CN 204614311 U CN204614311 U CN 204614311U CN 201520030022 U CN201520030022 U CN 201520030022U CN 204614311 U CN204614311 U CN 204614311U
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Abstract
A kind of electronic circuit fault apparatus for examination and repair of the utility model, relate to setting and the maintenance of fault in electronic circuit, a kind of a kind of electronic circuit used when being applicable to school student practical operation arranges fault specifically, the device of trouble shooting, comprise host computer (1), characterized by further comprising the wireless communication module (2) be connected with host computer (1), the main control module (3) be connected with wireless communication module (2), the wire communication module (4) be connected with main control module (3), the HMI(5 be connected with wire communication module (4)), the unit module circuit (6) be connected with main control module (3), the relay control module (7) be connected with unit module circuit (6), the primary power (8) be connected with main control module (3), the accessory power supply (9) be connected with primary power (8).
Description
Technical field
A kind of electronic circuit fault apparatus for examination and repair of the utility model, relate to setting and the maintenance of fault in electronic circuit, a kind of electronic circuit used when being applicable to school student practical operation specifically arranges a device for fault, trouble shooting, belongs to new teaching clothing arts.
Background technology
The rapid expansion of electronics market in recent years exacerbates China to electronic product exploitation and the demand of the maintenance skills talent, the training and assessment adopting common electronic circuit troubleshooting equipment to carry out technical ability in professional colleges are more inflexible, the level of skill of student can not get effective raising, and student can not understand principle and the circuit analysis thereof of electronic circuit well.Given this, propose herein and devise a kind of novel electronic circuit trouble hunting device, this device can be used as maintenance electrician, radio debugging work vocational skills training teaching equipment uses, student by the troubleshooting methodology of this device exercise electronic circuit, can deepen the understanding to conventional electronic circuit and grasp.Can make a response fast when electronic circuit has fault, electric specialty student operating ability is improved a lot, this device also can as Technique Authentication apparatus for checking, more simple, convenient than conventional equipment in the past, also can reduce the human factor in skill examination, thus reduce trouble unnecessary in Technique Authentication.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, for existing in students' skill examination, very flexible, efficiency are low, one sided shortcoming is evaluated in the score of the examination, propose a kind of electronic circuit fault apparatus for examination and repair with stronger dirigibility and extendability, adopt host computer to arrange fault, fail-safe control part adopts modular design proposal.
The utility model is achieved by following concrete technical scheme:
A kind of electronic circuit fault apparatus for examination and repair of the utility model comprises host computer (1), characterized by further comprising the wireless communication module (2) be connected with host computer (1), the main control module (3) be connected with wireless communication module (2), the wire communication module (4) be connected with main control module (3), the HMI(5 be connected with wire communication module (4)), the unit module circuit (6) be connected with main control module (3), the relay control module (7) be connected with unit module circuit (6), the primary power (8) be connected with main control module (3), the accessory power supply (9) be connected with primary power (8).
What described host computer (1) adopted is common industrial computer, and teacher can control the HMI of student through wireless communication module by host computer, arrange fault to student.
Described wireless communication module (2), employing be WIFI module, host computer carries out wireless telecommunications with the HMI of student and is connected, receive host computer to the control of this electronic circuit fault apparatus for examination and repair.
What described main control module (3) adopted is Atmega128 single-chip microcomputer, and Atmega128 single-chip microcomputer and HMI carry out the mutual of information by wire communication module RS485 serial communication, carry out parallel control with relay malfunctioning module by I/0 mouth.
What described wire communication module (4) was selected is RS485 communication module, for the communication between main control module and HMI.
Described HMI(5) what adopt is enlightening literary composition DM780600C070_01W model capacitive touch screen, for display circuit schematic diagram, facilitate student to carry out learning or examining, simple to operate, color is clearly demarcated.
Described unit module circuit (6), comprise discrete component direct current regulation circuit, electronic time relay circuit, unijunction transistor desk lamp with dimmer switch circuit, simple function generator circuit, these 5 circuit modules of simple and easy digital capacitance watch circuit, element circuit module is connected with relay control module, the normally closed of HK23F-DC5V relay is connected in series in the circuit of element circuit, by the break-make of control HK23F-DC5V relay, fault is arranged to element circuit.
Described relay malfunctioning module (7), employing be HK23F-DC5V model relay, for the connected point in make-and-break contact, adopt Control simple and convenient.
Described primary power (8) is powered for giving main control module, relay malfunctioning module, wireless module, display module, adopts the Switching Power Supply of big current, ensure that stability and the reliability of power supply.
Described primary power (9) carries out isolation power supply for giving 5 element circuits, and each element circuit respectively uses an independent current source, ensures will, due to maloperation, other operating circuits be affected in troubleshooting process.
In the technical solution of the utility model, main control module receives the fault that HMI selects, and the corresponding relay controlling relay malfunctioning module disconnects, and the object reaching switching units circuit-line arranges fault.
The beneficial effects of the utility model arrange fault not need to destroy the circuit of faulty circuit, arranges failure mode flexibly, reliably.Element circuit interface is simple, flexible, extendability is strong, this device also can as Technique Authentication apparatus for checking, more simple, convenient than conventional equipment in the past, also can reduce the human factor in skill examination, thus reduce trouble unnecessary in Technique Authentication.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
Fig. 2 the utility model outward appearance.
Fig. 3 the utility model primary power partial circuit.
Fig. 4 the utility model accessory power supply partial circuit.
Fig. 5 the utility model unit module direct current regulation circuit principle.
Fig. 6 the utility model unit module electronic time relay circuit theory.
Fig. 7 the utility model unit module unijunction transistor desk lamp with dimmer switch circuit theory.
Fig. 8 the utility model unit module simple function generator circuit schematic diagram.
The simple and easy digital capacitance meter circuit theory diagrams of Fig. 9 the utility model unit module;
Wherein: 1, host computer 2, wireless communication module 3, main control module 4, wire communication module 5, HMI 6, unit module circuit 7, relay control module 8, primary power 9, accessory power supply.
Embodiment
Below in conjunction with accompanying drawing and example, the utility model is described in further detail.
As shown in Figure 1, the structural representation of a kind of electronic circuit fault apparatus for examination and repair of the utility model, comprise host computer (1), characterized by further comprising the wireless communication module (2) be connected with host computer (1), the main control module (3) be connected with wireless communication module (2), the wire communication module (4) be connected with main control module (3), the HMI(5 be connected with wire communication module (4)), the unit module circuit (6) be connected with main control module (3), the relay control module (7) be connected with unit module circuit (6), the primary power (8) be connected with main control module (3), the accessory power supply (9) be connected with primary power (8).
As shown in Figure 2, the outside drawing of a kind of electronic circuit fault apparatus for examination and repair of the utility model, comprising of described electronic circuit fault apparatus for examination and repair:: 1, host computer 2, wireless communication module 3, main control module 4, wire communication module 5, HMI 6, unit module circuit 7, relay control module 8, primary power 9, accessory power supply.
Wherein main control module and relay control module are arranged on the inside of this device.
Teacher can control the trouble hunting device of student by wireless communication module by long-range host computer, fault is arranged to the fault case of student, such as, in the unijunction transistor desk lamp with dimmer switch circuit of teacher in unit module circuit fault is set to student, student selects unijunction transistor desk lamp with dimmer switch circuit by touch-screen, touch the circuit diagram of screen display unijunction transistor desk lamp with dimmer switch circuit, student contrasts circuit diagram and starts to analyze, the plank module of unijunction transistor desk lamp with dimmer switch circuit is measured, fixes a breakdown.
As shown in Figure 3, the primary power partial circuit figure of a kind of electronic circuit fault apparatus for examination and repair of the utility model, we adopt LM2576 switching mode integrated stable voltage circuit, power for giving main control module, relay malfunctioning module, wireless module, display module, adopt the Switching Power Supply of big current, ensure that stability and the reliability of power supply.
As shown in Figure 4, the accessory power supply partial circuit figure of a kind of electronic circuit fault apparatus for examination and repair of the utility model, we adopt LM7812 circuit of three-terminal voltage-stabilizing integrated, for 5 element circuits provide voltage respectively, with satisfied different troubleshooting circuit board to the requirement of power supply, wherein exchange 36V to desk lamp with dimmer switch, series voltage stabilizing power supply unit module for power supply.
As shown in Figure 5, a kind of unit module direct current regulation circuit schematic diagram of electronic circuit fault apparatus for examination and repair, can be used for when fixing a breakdown to student and shows on the touchscreen, facilitates student to measure in direct current regulation circuit schematic diagram plank module.
As shown in Figure 6, a kind of unit module electronic time relay circuit theory diagrams of electronic circuit fault apparatus for examination and repair, can be used for when fixing a breakdown to student and show on the touchscreen, facilitate student to measure in electronic time relay circuit theory diagrams plank module.
As shown in Figure 7, a kind of unit module unijunction transistor desk lamp with dimmer switch circuit theory diagrams of electronic circuit fault apparatus for examination and repair, can be used for when fixing a breakdown to student and show on the touchscreen, facilitate student to measure in unijunction transistor desk lamp with dimmer switch circuit theory diagrams plank module.
As shown in Figure 8, a kind of unit module simple function generator circuit schematic diagram of electronic circuit fault apparatus for examination and repair, can be used for when fixing a breakdown to student and show on the touchscreen, facilitate student to measure in simple function generator circuit schematic diagram plank module.
As shown in Figure 9, a kind of simple and easy digital capacitance meter circuit theory diagrams of unit module of electronic circuit fault apparatus for examination and repair, can be used for when fixing a breakdown to student and show on the touchscreen, facilitate student to measure in simple and easy digital capacitance meter circuit theory diagrams plank module.
Which unit module circuit what first teacher told student to train today is, student chooses corresponding unit module circuit diagram by touch-screen HMI, teacher arranges fault by wireless communication module to student on host computer, the break-make of the corresponding relay of master control module controls unit module circuit, after setting fault, student can practise on a kind of electronic circuit fault apparatus for examination and repair of the utility model, against the circuit theory diagrams on touch-screen, the easier analysis circuit principle of student, find out trouble spot, good practice effect can be reached.
Claims (1)
1. an electronic circuit fault apparatus for examination and repair, comprise host computer (1), characterized by further comprising the wireless communication module (2) be connected with host computer (1), the main control module (3) be connected with wireless communication module (2), the wire communication module (4) be connected with main control module (3), the HMI(5 be connected with wire communication module (4)), the unit module circuit (6) be connected with main control module (3), the relay control module (7) be connected with unit module circuit (6), the primary power (8) be connected with main control module (3), the accessory power supply (9) be connected with primary power (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520030022.2U CN204614311U (en) | 2015-01-16 | 2015-01-16 | Electronic circuit fault apparatus for examination and repair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520030022.2U CN204614311U (en) | 2015-01-16 | 2015-01-16 | Electronic circuit fault apparatus for examination and repair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204614311U true CN204614311U (en) | 2015-09-02 |
Family
ID=53966846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520030022.2U Expired - Fee Related CN204614311U (en) | 2015-01-16 | 2015-01-16 | Electronic circuit fault apparatus for examination and repair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204614311U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107632693A (en) * | 2017-11-03 | 2018-01-26 | 郑州云海信息技术有限公司 | A kind of administration of power supply of server storage node |
| CN108572308A (en) * | 2017-03-13 | 2018-09-25 | 国家新闻出版广电总局广播电视卫星直播管理中心 | fault diagnosis method and system |
| CN111162765A (en) * | 2020-01-20 | 2020-05-15 | 山东建筑大学 | Experimental MOSFET (Metal-oxide-semiconductor field Effect transistor) and BJT (Bipolar junction transistor) cascade voltage amplification circuit |
-
2015
- 2015-01-16 CN CN201520030022.2U patent/CN204614311U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572308A (en) * | 2017-03-13 | 2018-09-25 | 国家新闻出版广电总局广播电视卫星直播管理中心 | fault diagnosis method and system |
| CN108572308B (en) * | 2017-03-13 | 2021-06-15 | 国家新闻出版广电总局广播电视卫星直播管理中心 | Fault diagnosis method and system |
| CN107632693A (en) * | 2017-11-03 | 2018-01-26 | 郑州云海信息技术有限公司 | A kind of administration of power supply of server storage node |
| CN111162765A (en) * | 2020-01-20 | 2020-05-15 | 山东建筑大学 | Experimental MOSFET (Metal-oxide-semiconductor field Effect transistor) and BJT (Bipolar junction transistor) cascade voltage amplification circuit |
| CN111162765B (en) * | 2020-01-20 | 2023-09-22 | 山东建筑大学 | Cascaded voltage amplifying circuit of MOSFET (Metal-oxide-semiconductor field Effect transistor) and BJT (bipolar junction transistor) for experiments |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20170116 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |