CN106292648A - A kind of electric-control system diagnosis case - Google Patents
A kind of electric-control system diagnosis case Download PDFInfo
- Publication number
- CN106292648A CN106292648A CN201610961968.XA CN201610961968A CN106292648A CN 106292648 A CN106292648 A CN 106292648A CN 201610961968 A CN201610961968 A CN 201610961968A CN 106292648 A CN106292648 A CN 106292648A
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- electric
- control system
- diagnosis case
- test
- voltage
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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
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The present invention provides a kind of electric-control system diagnosis case, this electric-control system diagnosis case includes: diagnosis case body and test adaptor line, wherein, diagnosis case body is provided with voltage check device, voltage display, at least one test input mouth and multiple converting interface, wherein, test input mouth comprises multiple test fingers；Multiple converting interfaces are arranged on diagnosis case body, are connected one to one multiple test fingers by transmission line；Voltage check device is in order to connect converting interface, to detect the magnitude of voltage of the path of converting interface；Voltage display is in order to show the magnitude of voltage that voltage check device detects；First port of test adaptor line is connected with test input mouth, and the second port of test adaptor line is connected with the output port of tested circuit.By implementing the present invention, it is possible to simplify electric-controlled system fault exclusion process, effectively reduce the erroneous judgement situation of testing staff, and raise labour efficiency.
Description
Technical field
The present invention is about fault diagnosis technology, specifically, is about a kind of electric-control system diagnosis case.
Background technology
When getting rid of vehicle trouble, needlework sequence various based on electric-control system circuit differs, and stitch arrangement comparatively dense
Problem, there is inconvenience in testing staff, safety is poor when measuring.Further, the mistake broken down a little it is relatively easy to
Sentence, and once occur that error in judgement will result in unnecessary loss.
Therefore, in order to raise labour efficiency, simplify electric-controlled system fault exclusion process, it is to avoid because of the improper damage of manual operation
The deformed insertion of each electric-control system and contact pin, need to research and develop a kind of diagnostic means tackling above-mentioned various situation.
Summary of the invention
The main purpose of the embodiment of the present invention is to provide a kind of electric-control system diagnosis case, to simplify electric-controlled system fault row
Except process, effectively reduce the erroneous judgement situation of testing staff, and raise labour efficiency.
To achieve these goals, the embodiment of the present invention provides a kind of electric-control system diagnosis case, and described electric-control system is examined
Disconnected case includes: diagnosis case body and test adaptor line, wherein, is provided with voltage check device, electricity on described diagnosis case body
Pressure display, at least one test input mouth and multiple converting interface, wherein, described test input mouth comprises multiple testing needle
Foot；The plurality of converting interface is arranged on described diagnosis case body, is connected one to one described multiple tests by transmission line
Stitch；Described voltage check device is in order to connect described converting interface, to detect the magnitude of voltage of described converting interface；Described voltage shows
Device is in order to show the described magnitude of voltage that described voltage check device detects；First port of described test adaptor line and described test
Input port connects, and the second port of described test adaptor line is connected with the output port of tested circuit.
In one embodiment, above-mentioned electric-control system diagnosis case also includes: shorting stub, described shorting stub is in order at described turn
Set up between interface with described voltage check device and be connected, make described voltage check device detect the magnitude of voltage of described converting interface.
In one embodiment, above-mentioned electric-control system diagnosis case also includes: multichannel loading branch road, at each described load branch
In be provided with electric loading and load testing switch, in order to regulate described electric-control system diagnosis case within load current value.
Specifically, above-mentioned is automobile front lamp bulb by electric loading.
In one embodiment, above-mentioned electric-control system diagnosis case also includes: extended line, the first port of described extended line with
Described test input mouth connects, and the second port of described extended line is connected with the first port of described test adaptor line.
Having the beneficial effects that of the embodiment of the present invention, it is possible to simplify electric-controlled system fault exclusion process, effectively reduce detection
The erroneous judgement situation of personnel, and raise labour efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, embodiment will be described below
The accompanying drawing used required in is briefly described, it should be apparent that, the accompanying drawing in describing below is only some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these
Accompanying drawing obtains other accompanying drawing.
Fig. 1 is the structural representation of the electric-control system diagnosis case according to the embodiment of the present invention；
Fig. 2 is the inside schematic circuit schematic diagram of the electric-control system diagnosis case according to the embodiment of the present invention.
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.
The embodiment of the present invention provides a kind of electric-control system diagnosis case.Below in conjunction with accompanying drawing, the present invention is described in detail.
As it is shown in figure 1, the electric-control system diagnosis case of the embodiment of the present invention specifically includes that diagnosis case body 1 and test adaptor
Line 2.
Wherein, diagnosis case body 1 is provided with voltage check device 12, voltage display 13, test input mouth 14
And multiple converting interface 11, wherein, this test input mouth 14 includes multiple test fingers；Converting interface 11 is arranged at diagnosis case
On body 1, connecting above-mentioned multiple test fingers by transmission line, the corresponding test fingers of each converting interface 11, to form one
One corresponding relation.
In actual applications, this electric-control system diagnosis case can arrange one or more test input mouth 14, when wanting
During the quantity of the test fingers of the quantity more than one test input mouth 14 of the stitch of the output port of circuit carrying out testing,
Two or more test input mouths 14 are used in combination, thus ensure that the converting interface 11 on this electric-control system diagnosis case all can
Stitch corresponding to the output port of test circuit.
Above-mentioned voltage check device 12, in order to connect above-mentioned multiple converting interfaces 11, forms path detecting converting interface 11
Time magnitude of voltage；Voltage display 13 is then to show the magnitude of voltage that this voltage check device 12 detects.
First port of above-mentioned test adaptor line 2 is connected with test input mouth 14, the second port and tested circuit
Output port connects, so that the stitch of the output port of tested circuit and converting interface 11 phase on electric-control system diagnosis case
Corresponding.As mentioned previously, it is more than a test of electric-control system diagnosis case when the quantity of the stitch of the output port of test circuit
During the quantity of the stitch of input port 14, electric-control system can be diagnosed the two or more test input mouths 14 on case and combine and make
With, thus ensure that the stitch of the output port of tested circuit all has corresponding converting interface 11 on electric-control system diagnosis case.
Now, one end of this test adaptor line 2 then includes two or more plug, corresponds respectively to two on electric-control system diagnosis case
Individual or multiple test input mouths 14, the other end of this test adaptor line 2 is then that the output port with tested circuit is connected.
Such as, in one embodiment, the output port of tested circuit has 89 stitch, and electric-control system diagnosis case sets
It is equipped with 90 converting interfaces 11, and electric-control system diagnosis case has two test input mouths 14: main interface and secondary interface, Qi Zhongzhu
Having 50 stitch in interface, secondary interface has 40 stitch.Obviously, if only using main interface, it is impossible to all correspond to by
89 stitch of the output port of test circuit.Now, then need main interface and secondary interface are used in combination, pass through test adaptor
Two plugs this main interface of grafting respectively of one end that line 2 is connected with electric-control system diagnosis case and secondary interface, thus it is combined as 90
Individual stitch, the most just can ensure electric-control system diagnosis case on 90 converting interfaces 11 in front 89 converting interfaces 11 respectively with quilt
89 stitch of the output port of test circuit are corresponding.
It should be noted that the concrete numeral used in the above-described embodiments, it is merely illustrative of, and is not used to limit
The present invention.In actual applications, the plug of above-mentioned converting interface 11, stitch, test input mouth 14 and test adaptor line 2
Quantity all can be adjusted according to actual needs.And in FIG, for ease of labelling and checking, be inserting this test adaptor line
Head does transparent view and processes, and it plugs with test input mouth 14.
And for the converting interface 11 on this electric-control system diagnosis case, dependence test personnel can be by examining with this electric-control system
The shorting stub that disconnected case is separately arranged carries out grafting, sets up connection by this shorting stub in converting interface 11, can be in order to test difference
Converting interface 11 is the most normal.Specifically, this voltage check device 12 draws two ends: the first end 121 and the second end 122, in reality
During test, this first end 121 connects test power supply (can be the own power source of vehicle residing for tested circuit) by shorting stub, the
Two ends 122 are attached with the converting interface 11 carrying out testing by shorting stub, thus are tested by this voltage check device 12
Corresponding converting interface 11.
Owing to the stitch of this converting interface 11 with the output port of tested circuit is one to one, when by this voltage detecting
When device 12 is attached from different converting interfaces 11, the actual merit namely realized at this test circuit difference stitch of detection
Can, and, detected the magnitude of voltage of corresponding converting interface 11 by this voltage check device 12, thus may be used to check this converting interface
Function corresponding to 11 is the most normal.
In one embodiment, the electric-control system diagnosis case mainly test electric-control system charging operation shape of the embodiment of the present invention
Condition, whether each road signal can normally work, such as: produce CorSor8 engine electric-controlled system for Italy, after connecting diagnosis case
Computer 5 tunnel can be powered and detect (power supply and loop totally 10 lines) simultaneously.For electromotor not car, driving go out the faults such as car,
Voltage detecting value is about 24V (18V～28V is normal value), if voltage detecting value is not in range of normal value, then explanation has
Fault.If electromotor cannot start, then need 24V control signal 2 tunnel of detection input computer, meanwhile engine computer
After receiving this signal, computer to export one group of 24V (fire and ground) and control cranking-motor relay, can start vehicle.
In actual applications, this electric-control system diagnosis case may also provide the line of 4A, 8A, 11A, 12A, 15A, 19A, 23A etc.
Road load testing, (can test less than or equal to 2.5mm vehicle low-voltage line according to low pressure line safety carrying capacity).Specifically, this electricity
The inside principle of Ore-controlling Role diagnosis case is as shown in Figure 2.The use electric loading that its internal Bing Jie tri-tunnel is different, according to the energy meter of load
The load current value drawn, when three switches 15 are opened respectively from left to right, electric current is 4A, 8A, 11A, first and second
Individual switch 15 open simultaneously can obtain test electric current be 12A, open the test electric current obtaining 15A for first and the 3rd simultaneously,
Second and the 3rd switch 15 open the test electric current obtaining 19A simultaneously, the test electricity obtaining 23A opened by three switches 15 simultaneously
Stream.
Such as: if the wire that this section of circuit is 2.5 square millimeters, safe carrying capacity is 19.2A, is fully loaded with for 32A.Test
Time, do not damaging circuit in principle, it should be closed at three switches 15, obtain the load test current of 23A.Power on the lowest
In 3 minutes, whether there is fault with measurement circuit.Also direct current clamp ammeter can be coordinated to search passenger vehicle circuit according to this function short
Trouble point, road.Such as: when chassis root line short confirmed by 12 meters of passenger vehicles, apply appropriate electrical flow valuve according to conductor cross-section, short
Circuit before waypoint can measure applying current value, and the circuit that short dot is below will be unable to record electric current due to short circuit
Value, therefore, can quickly search short position by test result.
In a preferred embodiment, it is contemplated that the problem of application cost, can be selected for automobile headlamp bulb as above-mentioned use
Electric loading.And the power supply that can directly test circuit local environment provides the electric power needed for test, such as, this test circuit is public transport
Circuit on car, then the accumulator that can be directly connected to this bus provides electric power for test.
Specifically, this load branch is mainly in order to problems such as measurement circuit oxidation or loose contacts.When testing, apply
Circuit 60 percent, to electric current very, the corresponding failure of test lead, now utilizes voltage check device to detect voltage
The most stable, if loss of voltage, illustrate that the wire of this test exists loose contact or has the problems such as oxidation point, if voltage is just
The wire fault-free of often explanation test.Also can detect for the soft fault of vehicle, such as have during the power supply of electric-control system
Shi Wu, signal cuts in and out.
In actual test environment, run into the situation of test environment more inconvenience sometimes, such as, test the defeated of circuit
Go out the position of port more partially or relatively deep, now, then can use the extended line that this electric-control system diagnosis case is separately arranged, the of this extended line
Single port connects the test input mouth 14 of this electric-control system diagnosis case, the test adaptor line 2 that the second termination is above-mentioned, thus extends and connect
Linear distance, enables this electric-control system diagnosis case to be positioned over one and is easy to position or the space that tester carries out operating.
In the specific implementation, the electric-control system diagnosis case of the embodiment of the present invention at least can wrap in order to the test circuit tested
Include following several: american commings Europe 3 diesel oil electric-control motor 3, Italy IVECO Europe 3, the electric-control system in Europe 4, domestic jade
The electric-control system of bavin common rail Europe 4 electromotor, the electronically controlled airsuspension system of passenger vehicle (ECAS), U.S.'s Ai Lixun fluid drive
The electric-control systems such as device and Germany's ZF automatic transmission.
In one embodiment, the electric-control system diagnosis case of the embodiment of the present invention also includes: first button the 16, second button
17, jack 18 and LED light 19 side by side, this LED light 19 is arranged at the lower section of first button the 16, second button 17.This
A little assemblies combine as auxiliary switch, with converting interface 11 use in conjunction, enable when detecting signal demand switch auxiliary.Work as detection
During multiple power supplies signal, enabling with voltage detection module, another purposes detection pulse indication signal is used simultaneously.
Wherein, first above-mentioned button the 16, second button 17 is all normally opened button, and uniquely distinguishing one of them is self-locking
Formula switchs, and another switchs for self-replaced type, such as: american commings ISBe engine electric-controlled system, computer length fiery by 1,7,
12,13 power lines and 3,9,14,15 return lines constitute the normal power supply source of computer；When electromotor needs to start, ignition switch
Computer 39 pin to be given provides power supply signal, and computer can complete self-inspection, and electromotor can start.When electromotor occurring without self-inspection
Time-phenomenon be vehicle have startup but the most not car.After accessing the electric-control system diagnosis case of the embodiment of the present invention, can be to 5 tunnels
Power supply detects, method of testing: connected by the connecting line (red) within diagnosis case on 1,7,12,13,39 5 tunnels simultaneously
Voltage check device 12 and display lamp 19, wherein 1 road and 7 tunnels connect voltage check device 12, and remaining 3 road power supplys are by display lamp
19 as testing circuit.This completes the detection that 5 road computers are powered, 2 voltage check devices and 3 display lamps (LED)
The connecting line (black) route diagnosis case within of returning connect 3,9,14,15 and detect pin mouths, owing to connecting line is that jack type is permissible
Connect wire insert out multiple at same, the loop of a last display lamp can and connect loop, tunnel, face 4 any one
Complete the detection of 5 road power supplys.The plug wire port of each voltage check device correspondence following two detection (red and black, red
Color--voltage signal entrance；Black--return line socket), on the left of three display lamps, the input of one_to_one corresponding lamp is (red with output
And black, red--voltage signal entrance；Black--return line socket).When finding that wherein a road is faulty, such as: start
The electromotor that machine 39 pin causes when no-voltage signal being detected not car, at this moment enable self-lock switch (box house add from
Recover safety), in the connecting line detecting 39 pins is now extracted the jack inserted on the left of switch, (any one) is another
One jack connects any road of 1,7,12,13 four-way power supplies.Press self-lock switch and form path by force to electromotor by it
39 pins are passed through voltage signal, confirm nature of trouble, complete computer glitch diagnosis.
Case is diagnosed, it is possible to simplify electric-controlled system fault exclusion process, effectively subtract by the electric-control system of the embodiment of the present invention
The erroneous judgement situation of few testing staff, and raise labour efficiency.
Particular embodiments described above, has been carried out the purpose of the present invention, technical scheme and beneficial effect the most in detail
Describe in detail bright, be it should be understood that the specific embodiment that the foregoing is only the present invention, the guarantor being not intended to limit the present invention
Protect scope, all within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included in this
Within the protection domain of invention.
Claims (5)
1. an electric-control system diagnosis case, it is characterised in that described electric-control system diagnosis case includes: diagnosis case body and test
Patchcord, wherein,
Described diagnosis case body is provided with voltage check device, voltage display, at least one test input mouth and multiple
Converting interface, wherein, described test input mouth comprises multiple test fingers；
The plurality of converting interface is arranged on described diagnosis case body, is connected one to one described multiple tests by transmission line
Stitch；
Described voltage check device is in order to connect described converting interface, to detect the magnitude of voltage of described converting interface；
Described voltage display is in order to show the described magnitude of voltage that described voltage check device detects；
First port of described test adaptor line is connected with described test input mouth, the second port of described test adaptor line with
The output port of tested circuit connects.
Electric-control system the most according to claim 1 diagnosis case, it is characterised in that described electric-control system diagnosis case also wraps
Including: shorting stub, described shorting stub is connected in order to set up between described converting interface with described voltage check device, makes described voltage
Detection device detects the magnitude of voltage of described converting interface.
Electric-control system the most according to claim 1 diagnosis case, it is characterised in that described electric-control system diagnosis case also wraps
Include: multichannel loading branch road, be provided with electric loading and load testing switch in each described load branch, in order to regulate described electricity
Ore-controlling Role diagnosis load current value within case.
Electric-control system the most according to claim 3 diagnosis case, it is characterised in that described is automobile front lamp lamp by electric loading
Bubble.
Electric-control system the most according to claim 1 diagnosis case, it is characterised in that described electric-control system diagnosis case also wraps
Including: extended line, the first port of described extended line is connected with described test input mouth, the second port of described extended line and institute
The first port stating test adaptor line connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610961968.XA CN106292648A (en) | 2016-11-04 | 2016-11-04 | A kind of electric-control system diagnosis case |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610961968.XA CN106292648A (en) | 2016-11-04 | 2016-11-04 | A kind of electric-control system diagnosis case |
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| Publication Number | Publication Date |
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| CN106292648A true CN106292648A (en) | 2017-01-04 |
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| CN201610961968.XA Pending CN106292648A (en) | 2016-11-04 | 2016-11-04 | A kind of electric-control system diagnosis case |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108021122A (en) * | 2017-12-12 | 2018-05-11 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of aero-engine vibration-testing trouble-shooter and diagnostic method |
| CN109828936A (en) * | 2019-01-28 | 2019-05-31 | 南京钛佳汽车科技有限公司 | A kind of full style interface of automobile intelligent host |
| CN111396206A (en) * | 2020-03-30 | 2020-07-10 | 潍柴动力股份有限公司 | Signal calibration method and device and engine electronic controller |
| CN114399934A (en) * | 2022-01-21 | 2022-04-26 | 武汉番天印科技有限公司 | Automobile engine and automobile body electrical appliance diagnosis experimental device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108021122A (en) * | 2017-12-12 | 2018-05-11 | 中国航发沈阳黎明航空发动机有限责任公司 | A kind of aero-engine vibration-testing trouble-shooter and diagnostic method |
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