CN106154923A - A kind of line detecting system being applied to electrical equipment real training - Google Patents
A kind of line detecting system being applied to electrical equipment real training Download PDFInfo
- Publication number
- CN106154923A CN106154923A CN201610613315.2A CN201610613315A CN106154923A CN 106154923 A CN106154923 A CN 106154923A CN 201610613315 A CN201610613315 A CN 201610613315A CN 106154923 A CN106154923 A CN 106154923A
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- CN
- China
- Prior art keywords
- detecting system
- student
- line detecting
- circuit
- point
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/21—Pc I-O input output
- G05B2219/21161—Send dummy, check data to I-O to check correct I-O connection
Abstract
The present invention relates to electronic circuit technology field, in particular disclose a kind of line detecting system being applied to electrical equipment real training；Described line detecting system is applied to the correctness of annexation in the connection circuit of detection student, described line detecting system includes detecting central processing unit (being called for short " detection CPU ") and student's testing circuit, described detection CPU includes the frequency reception point of several different frequencies, and the rate-adaptive pacemaker point of correspondence；The corresponding rate-adaptive pacemaker point of each frequency reception point；Corresponding frequency reception point is identical with the frequency of rate-adaptive pacemaker point；The rate-adaptive pacemaker point of described detection CPU is connected the input of circuit and connects with student, and this student connects the outfan of circuit and connects with detecting frequency reception point corresponding in CPU, forms loop.The line detecting system of the embodiment of the present invention, reasonable in design, accuracy are high, easy and simple to handle and student connect circuit quantity unrestrictedly, and practicality is high.
Description
Technical field
The present invention relates to electronic circuit technology field, particularly relate to a kind of line detecting system being applied to electrical equipment real training.
Background technology
Car electrics real training line detection checking system, is called for short line checking system, serves as practice student automobile
Electrical equipment is started after line, carry out Intelligent Measurement judge line to wrong role, its core realizes detecting cross-line to mistake exactly
Detection function.
In order to realize line detection function, it is made up of signal generating system and signal detection system and inspection software part,
Existing line detecting system all uses singlechip technology to detect with automobile decoder, and single-chip microcomputer detection exists detection even number of lines
Few, detect the shortcomings such as inaccuracy, automotive test equipment detection line has the strongest logical analysis relation, non-expert to be difficult to understand, then
Testing result is usually present bigger error, therefore there is bigger defect.
Summary of the invention
It is an object of the invention to provide that a kind of circuit structure design is reasonable, accuracy is high, easy and simple to handle and student is connected
Circuit quantity unconfined line detecting system.
A kind of line detecting system being applied to electrical equipment real training that the present invention provides, described line detecting system is applied to inspection
That surveys student connects the correctness of annexation in circuit, and described line detecting system includes that detecting central processing unit (is called for short " inspection
Survey CPU ") and student's testing circuit, described detection CPU includes the frequency reception point of several different frequencies, and the frequency of correspondence
Output point；The corresponding rate-adaptive pacemaker point of each frequency reception point；Corresponding frequency reception point and the frequency of rate-adaptive pacemaker point
Identical；The rate-adaptive pacemaker point of described detection CPU is connected the input of circuit and connects with student, and this student connects the outfan of circuit
The frequency reception point corresponding with detection CPU connects, and forms loop.
The line detecting system of the embodiment of the present invention, connects circuit including detection CPU and student, by setting at detection CPU
Putting the frequency reception point of several different frequencies, the rate-adaptive pacemaker point corresponding with this frequency, by by student's connexon circuit even
It is connected between the rate-adaptive pacemaker point of frequency reception point and same frequency, forms measure loop, by judging whether measure loop leads
Logical, detect whether this student's connexon circuit connects correctly.Therefore, in the line detecting system of the embodiment of the present invention, by frequency
Rate signal detects one to one, it is judged that line correctness is very accurate, reasonable in design, accuracy high, easy and simple to handle and
Student connecting circuit quantity unrestricted, practicality is high.
Accompanying drawing explanation
In order to be illustrated more clearly that technical scheme, the required accompanying drawing used in embodiment being described below
It is briefly described, it should be apparent that, the accompanying drawing in describing below is only some accompanying drawings of the embodiment of the present invention, for ability
From the point of view of the those of ordinary skill of territory, on the premise of not paying creative work, it is also possible to obtain the attached of other according to these accompanying drawings
Figure.
Fig. 1 is the structured flowchart of the embodiment of a kind of line detecting system being applied to electrical equipment real training of the present invention；
Fig. 2 is that the circuit connection structure of the embodiment of a kind of line detecting system being applied to electrical equipment real training of the present invention shows
It is intended to.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, be the structural frames of the embodiment of a kind of line detecting system being applied to electrical equipment real training of the present invention
Figure；As in figure 2 it is shown, be the circuit connection structure of the embodiment of a kind of line detecting system being applied to electrical equipment real training of the present invention
Schematic diagram；A kind of line detecting system being applied to electrical equipment real training of the present invention, described line detecting system is applied to detection and learns
Member connects the correctness of annexation in circuit, it is characterised in that described line detecting system includes detecting central processing unit
(being called for short " detection CPU ") and student's testing circuit, described detection CPU includes the frequency reception point of several different frequencies, and right
The rate-adaptive pacemaker point answered；The corresponding rate-adaptive pacemaker point of each frequency reception point；Corresponding frequency reception point and rate-adaptive pacemaker
The frequency of point is identical；The rate-adaptive pacemaker point of described detection CPU is connected the input of circuit and connects with student, and this student connects circuit
Outfan connect with corresponding frequency reception point in detection CPU, composition loop.
Preferably technical scheme, described line detecting system includes several student's connexon circuit；One rate-adaptive pacemaker
Point is connected with the input of student's connexon circuit, and by the outfan of this student's connexon circuit and this rate-adaptive pacemaker point
Corresponding frequency reception point connects, and forms a measure loop, and described line detecting system includes several measure loop.
Exemplary, this detection CPU is provided with multiple rate-adaptive pacemaker point, such as in Fig. 2 11,12,13,14,15,16,17,
18、19；Described detection CPU also includes the frequency reception point corresponding with rate-adaptive pacemaker point, as in Fig. 2 21,22,23,24,25,26,
27、28、29；One rate-adaptive pacemaker point is identical with the frequency of corresponding frequency reception point, it is preferable that the frequency of 11 and 21 is all
100HZ, the frequency of 12 and 22 is all 200HZ, and the frequency of 13 and 23 is all 300HZ etc..
Described line detecting system also includes that student connects circuit, and described student connects circuit and includes several students even
Connect electronic circuit, exemplary, as 31 in Fig. 2,32,33,34,35,36,37,38,39；Each student's connexon circuit is for learning
The circuit that electrical equipment is connected by member, in the present embodiment, a rate-adaptive pacemaker point, student's connexon circuit and this frequency are defeated
Go out corresponding frequency reception point one measure loop of composition.
Preferably, the measure loop of 11,21 and 31 composition 100HZ；12, the measure loop of 22 and 32 composition 200HZ；13、
The measure loop of 23 and 33 composition 300HZ；14, measure loop of 24 and 34 composition 400HZ etc., the like.
The corresponding frequency of each student's connexon circuit；The corresponding multiple different frequencies of multiple different students, group
Having become multiple different measure loop, if the annexation in student's connexon circuit is correct, the most described measure loop turns on, because of
This, in the present embodiment, do not limit the number of student's connexon circuit, can multiple connect.
In the embodiment of the present invention, for ease of observing and analyzing student's Grasping level to annexation, described company further
Line detecting system also includes computer software；Described computer software is connected with detection CPU, described computer software
System shows the conducting state of each measure loop.Further, described computer software is additionally operable to according to each detection
The conducting state in loop, statistics and analysis any one or the correctness information of multiple student's connexon circuit.In the present embodiment, will
Detection CPU is connected with computer software, reaction the leading of each measure loop promptly and accurately on computer software
Logical situation, and record related data, by statistics and analysis, understand each student Grasping level to annexation.
Preferably, the line detecting system of the embodiment of the present invention, connect at described detection CPU and student and also set between circuit
There is switch.Exemplary, be provided with switch at described each measure loop, in order to disconnect or connect line detecting system and disconnection
Or connect each measure loop, add strong security.
In the embodiment of the present invention, detection CPU and student connect and are additionally provided with accumulator between circuit, by accumulator to detection
Loop is powered, it is preferable that connects at detection CPU and student and is additionally provided with electrical appliance between circuit, for by electrical appliance
Resistance, controls electric current and the voltage of measure loop.
The embodiment of the present invention, for ease of observing the conduction status of each measure loop, is provided with at described each measure loop
Display lamp, if the conducting of described measure loop, then the display lamp of this measure loop is bright, then the connection in this student's connexon loop is described
Relation is correct.
The line detecting system of the embodiment of the present invention, connects circuit including detection CPU and student, by setting at detection CPU
Putting the frequency reception point of several different frequencies, the rate-adaptive pacemaker point corresponding with this frequency, by by student's connexon circuit even
It is connected between the rate-adaptive pacemaker point of frequency reception point and same frequency, forms measure loop, by judging whether measure loop leads
Logical, detect whether this student's connexon circuit connects correctly.Therefore, in the line detecting system of the embodiment of the present invention, by frequency
Rate signal detects one to one, it is judged that line correctness is very accurate, reasonable in design, accuracy high, easy and simple to handle and
Student connecting circuit quantity unrestricted, practicality is high.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in change or replace, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of invention and principle, all should contain the protection model in the present invention
Within enclosing.
Claims (10)
1. being applied to a line detecting system for electrical equipment real training, described line detecting system is applied to detect the connection electricity of student
The correctness of annexation in road, it is characterised in that described line detecting system includes that detecting central processing unit (is called for short " detection
CPU ") and student's testing circuit, described detection CPU includes the frequency reception point of several different frequencies, and the frequency of correspondence is defeated
Go out a little；The corresponding rate-adaptive pacemaker point of each frequency reception point；Corresponding frequency reception point and the frequency phase of rate-adaptive pacemaker point
With；The rate-adaptive pacemaker point of described detection CPU is connected the input of circuit and connects with student, this student connect the outfan of circuit with
Frequency reception point corresponding in detection CPU connects, and forms loop.
2. line detecting system as claimed in claim 1, it is characterised in that described line detecting system includes several students
Connexon circuit；The input of one rate-adaptive pacemaker point and student's connexon circuit connects, and by this student's connexon electricity
The frequency reception point that the outfan on road is corresponding with this rate-adaptive pacemaker point connects, and forms a measure loop, and the detection of described line is
System includes several measure loop.
3. line detecting system as claimed in claim 2, it is characterised in that if the annexation in student's connexon circuit is just
Really, the most described measure loop conducting.
4. line detecting system as claimed in claim 3, it is characterised in that described line detecting system also includes that computer is soft
Part system；Described computer software is connected with detection CPU, and described computer software shows leading of each measure loop
Logical state.
5. line detecting system as claimed in claim 4, it is characterised in that described computer software is additionally operable to according to every
The conducting state of individual measure loop, statistics and analysis any one or the correctness information of multiple student's connexon circuit.
6. the line detecting system as described in any one of claim 3 to 5, it is characterised in that described detection CPU and student connect
Switch it is additionally provided with between circuit.
7. line detecting system as claimed in claim 6, it is characterised in that described each measure loop is provided with switch.
8. line detecting system as claimed in claim 7, it is characterised in that described each measure loop is provided with display lamp, if
Described measure loop turns on, then the display lamp of this measure loop is bright.
9. line detecting system as claimed in claim 8, it is characterised in that detection CPU and student connect and also set between circuit
There is accumulator.
10. line detecting system as claimed in claim 9, it is characterised in that detection CPU and student connect and also set between circuit
There is electrical appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610613315.2A CN106154923A (en) | 2016-07-29 | 2016-07-29 | A kind of line detecting system being applied to electrical equipment real training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610613315.2A CN106154923A (en) | 2016-07-29 | 2016-07-29 | A kind of line detecting system being applied to electrical equipment real training |
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| CN106154923A true CN106154923A (en) | 2016-11-23 |
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| CN201610613315.2A Pending CN106154923A (en) | 2016-07-29 | 2016-07-29 | A kind of line detecting system being applied to electrical equipment real training |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04290970A (en) * | 1991-03-19 | 1992-10-15 | Iwao Kamiya | Cable checker |
| CN1725270A (en) * | 2005-06-27 | 2006-01-25 | 邵振翔 | Self-checking electric (electronic) line connecting practice device |
| CN201570141U (en) * | 2009-11-09 | 2010-09-01 | 浙江亚龙教育装备股份有限公司 | Automobile electric appliance repair real training check device |
| CN101833889A (en) * | 2010-04-27 | 2010-09-15 | 广州市唯康通信技术有限公司 | Digital display twisted-pair termination detecting device |
| CN203385814U (en) * | 2013-06-25 | 2014-01-08 | 张玉良 | Automotive ABS wire harness detection bench |
-
2016
- 2016-07-29 CN CN201610613315.2A patent/CN106154923A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04290970A (en) * | 1991-03-19 | 1992-10-15 | Iwao Kamiya | Cable checker |
| CN1725270A (en) * | 2005-06-27 | 2006-01-25 | 邵振翔 | Self-checking electric (electronic) line connecting practice device |
| CN201570141U (en) * | 2009-11-09 | 2010-09-01 | 浙江亚龙教育装备股份有限公司 | Automobile electric appliance repair real training check device |
| CN101833889A (en) * | 2010-04-27 | 2010-09-15 | 广州市唯康通信技术有限公司 | Digital display twisted-pair termination detecting device |
| CN203385814U (en) * | 2013-06-25 | 2014-01-08 | 张玉良 | Automotive ABS wire harness detection bench |
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Application publication date: 20161123 |