CN106707137A - SCR air-assisted system electronic control function detector - Google Patents
SCR air-assisted system electronic control function detector Download PDFInfo
- Publication number
- CN106707137A CN106707137A CN201611235218.0A CN201611235218A CN106707137A CN 106707137 A CN106707137 A CN 106707137A CN 201611235218 A CN201611235218 A CN 201611235218A CN 106707137 A CN106707137 A CN 106707137A
- Authority
- CN
- China
- Prior art keywords
- module
- control function
- function detector
- air assist
- assist systems
- Prior art date
- 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.)
- Pending
Links
- 238000005259 measurement Methods 0.000 claims abstract description 28
- 238000012360 testing method Methods 0.000 claims abstract description 14
- 230000006870 function Effects 0.000 claims description 32
- 230000008571 general function Effects 0.000 claims description 7
- 238000004088 simulation Methods 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2803—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP] by means of functional tests, e.g. logic-circuit-simulation or algorithms therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/281—Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing
- G01R31/2817—Environmental-, stress-, or burn-in tests
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to an SCR air-assisted system electronic control function detector. The SCR air-assisted system electronic control function detector is characterized in that the SCR air-assisted system electronic control function detector includes a power source module, a measuring module, a control module and a display module; the power source module includes a first switching power source used for providing power for the measuring module and the control module, and a second switching power source used for providing power for a sample to be detected; the measuring module includes a measuring module PCB, wherein the measuring module PCB is connected with the control module and the display module for displaying a measurement result; the control module includes a control module PCB, wherein the control module PCB is connected with the sample to be detected; a 12V switching power source is adopted as the first switching power source; and a 24V switching power source is adopted as the second switching power source. The SCR air-assisted system electronic control function detector of the invention can test an SCR air-assisted system electronic control function and is simple and reliable in structure and convenient to maintain. According to the SCR air-assisted system electronic control function detector of the invention, corresponding working power sources are provided for the sample to be detected and the function detector, and therefore, testing needs can be met.
Description
Technical field
The present invention relates to a kind of electric control function detector, especially a kind of SCR air assist systems electric control function detector.
Background technology
In the batch production process of the automatically controlled pcb board of SCR air assist systems, due to equipment and the various possibility of operator
Factor, it is impossible to ensure that the controller produced is entirely intact product, so this has required that one sets for the product
The function detecting instrument of meter, to SCR air assist system electric control parts power supply, air valve control, heating valve control, motor control,
The functions such as communication are detected.Existing functional tester generally provides the running environment of simulation（Excitation and load）, make its work
Make in various design points, product function quality is verified so as to get the parameter of each state.But for different products
Product, the test event that its function detecting instrument is related to is not quite similar, if improper use can only make the test become cumbersome unreliable,
Corresponding cost can also increase.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided a kind of automatically controlled work(of SCR air assist systems
Energy detector, there is provided the function of the automatically controlled pcb board of SCR air assist systems, simple structure is easy to operate.
According to the present invention provide technical scheme, the SCR air assist systems electric control function detector, it is characterized in that：
Including power module, measurement module, control module and display module；
The power module includes the first switch power supply powered for measurement module and control module and is supplied to detected sample
The second switch power supply of electricity；
The measurement module includes measurement module pcb board, and measurement module pcb board shows with control module and for measuring result
The display module connection shown；
The control module includes control module pcb board, control module pcb board connection detected sample.
Further, the first switch power supply uses 12V Switching Power Supplies.
Further, the second switch power supply uses 24V Switching Power Supplies.
Further, the measurement module pcb board is connected by connector with control module.
Further, upper electrical switch, start button and SR are set on the measurement module pcb board.
Further, the detected sample is the automatically controlled pcb board of SCR air assist systems.
Further, the control module pcb board connects detected sample by connector.
Further, the control module pcb board includes that heating valve fictitious load, air simulation load and motor simulation are negative
Carry
Further, the display module includes instruction device, and instruction device uses indicator lamp and buzzer.
Further, the indicator lamp includes the normal indicator lamp of general function, general function exception indicator lamp and every subfunction
Indicator lamp.
The present invention has advantages below：（1）Tested present invention is generally directed to SCR air assist system electric control functions,
It is simple and reliable for structure, it is easy to maintenance；（2）The present invention provides corresponding work electricity respectively according to detected sample and function detecting instrument
Source, the need for adaptive testing.
Brief description of the drawings
Fig. 1 is the structural representation of SCR air assist systems electric control function detector of the present invention.
Description of reference numerals：First switch power supply 1, second switch power supply 2, upper electrical switch 3, start button 4, SR
5th, instruction device 6, measurement module pcb board 7, connector 8, control module pcb board 9, connector 10, detected sample 11.
Specific embodiment
With reference to specific accompanying drawing, the invention will be further described.
As shown in Figure 1：SCR air assist systems electric control function detector of the present invention includes power module, measurement mould
Block, control module and display module.
The power module includes first switch power supply 1 and second switch power supply 2；The first switch power supply 1 is measurement
Module and control module are powered, using 12V Switching Power Supplies；The second switch power supply 2 is powered for detected sample 11, is used
24V Switching Power Supplies.The present invention according to the power supply corresponding with function detecting instrument offers of detected sample 11, with the essence for ensureing to test
Really carry out.
The measurement module includes measurement module pcb board 7, and measurement module pcb board 7 is connected by connector 8 with control module
Connect, be responsible for signal acquisition and output, CAN communication etc..The measurement module and first switch power supply 1 are connected, measurement module pcb board
Upper electrical switch 3, start button 4 and SR 5 are set on 7, and the connection display module of measurement module pcb board 7, display module is used for
Measure instruction.
The control module includes control module pcb board 9, and control module pcb board 9 connects test sample to be checked by connector 10
Product 11, detected sample 11 is the automatically controlled pcb board of SCR air assist systems.The control module pcb board 9 and second switch power supply 2
Connection, for providing power supply to detected sample 11.The control module pcb board 9 includes heating valve fictitious load, air simulation
Load and motor simulation load etc., detected sample 11 to work and feed back to control module pcb board 9 by drive signal during detection, warp
After load on control module pcb board 9, load current is gathered, electricity is streamed to measurement module pcb board 7, believed for zero-bit
Number, heating-up temperature, plate temperature, pressure signal measurement module pcb board 7 is then directly transferred to by control module.
The display module includes instruction device 6, and instruction device 6 includes total work using indicator lamp and buzzer, indicator lamp
The normal indicator lamp of energy, general function exception indicator lamp, every subfunction indicator lamp etc..
Operation principle of the invention：Control module is attached with detected sample 11, second source 2 is connected；Beat
Upper electrical switch 3 is opened, and presses start button 4, function detecting instrument is started working, detected sample 11 works, detected sample 11
Operating current feed back to control module pcb board 9, after being processed through corresponding load on control module pcb board 9 or be directly transferred to
Measurement module pcb board 7, judgement is compared by measurement module pcb board 7.If the quiescent current of testing sample 11 or electric leakage throat floater,
Then follow-up function will detect no longer, directly report an error；If testing sample quiescent current and leakage current are normal, remaining function exists different
Often, then after all Function detections are finished, general function exception indicator lamp is lighted, and the corresponding subfunction of simultaneous faults is indicated can not point
It is bright；If testing sample various functions are normal, the normal indicator lamp of general function is lighted, every subfunction indicator lamp also point respectively
It is bright；The testing sample intact for function, 85 DEG C of incubators are placed in by sample, are made by SR on function detecting instrument 5 by length
It enters aging procedure state, and aging procedure can again detect sample function automatically after running through.
The present invention carried out leakage current and quiescent current test before upper electricity, was detected in the case of cold bad
Product；Degradation can be carried out and automatic test screen goes out the defective products occurred by initial failure after weathering.
Claims (10)
1. a kind of SCR air assist systems electric control function detector, it is characterized in that：Including power module, measurement module, control mould
Block and display module；
The power module includes the first switch power supply powered for measurement module and control module（1）And to test sample to be checked
Product（11）The second switch power supply of power supply（2）；
The measurement module includes measurement module pcb board（7）, measurement module pcb board（7）With control module and for measuring
The display module connection that result shows；
The control module includes control module pcb board（9）, control module pcb board（9）Connection detected sample（11）.
2. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The first switch electricity
Source（1）Using 12V Switching Power Supplies.
3. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The second switch electricity
Source（2）Using 24V Switching Power Supplies.
4. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The measurement module PCB
Plate（7）By connector（8）It is connected with control module.
5. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The measurement module PCB
Plate（7）Upper setting upper electrical switch（3）, start button（4）And SR（5）.
6. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The detected sample
（11）It is the automatically controlled pcb board of SCR air assist systems.
7. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The control module PCB
Plate（9）By connector（10）Connection detected sample（11）.
8. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The control module PCB
Plate（9）Including heating valve fictitious load, air simulation load and motor simulation load.
9. SCR air assist systems electric control function detector as claimed in claim 1, it is characterized in that：The display module bag
Include instruction device（6）, instruction device（6）Using indicator lamp and buzzer.
10. SCR air assist systems electric control function detector as claimed in claim 9, it is characterized in that：The indicator lamp includes
The normal indicator lamp of general function, general function exception indicator lamp and every subfunction indicator lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235218.0A CN106707137A (en) | 2016-12-28 | 2016-12-28 | SCR air-assisted system electronic control function detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611235218.0A CN106707137A (en) | 2016-12-28 | 2016-12-28 | SCR air-assisted system electronic control function detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106707137A true CN106707137A (en) | 2017-05-24 |
Family
ID=58903647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611235218.0A Pending CN106707137A (en) | 2016-12-28 | 2016-12-28 | SCR air-assisted system electronic control function detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106707137A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907339A (en) * | 2017-12-19 | 2018-04-13 | 无锡威孚高科技集团股份有限公司 | Diesel fuel injection system ECU function detection equipments |
Citations (7)
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|---|---|---|---|---|
| CN102565517A (en) * | 2012-02-09 | 2012-07-11 | 哈尔滨建成集团有限公司 | Converter detector |
| CN203465404U (en) * | 2013-08-07 | 2014-03-05 | 深圳市奥拓光电科技有限公司 | External LED (Light-Emitting Diode) light bar aging device |
| CN103840341A (en) * | 2012-11-20 | 2014-06-04 | 吴素存 | Usb expander |
| CN104181918A (en) * | 2014-09-19 | 2014-12-03 | 中国重汽集团济南动力有限公司 | DCU electrical control unit testing system |
| CN204556270U (en) * | 2015-04-09 | 2015-08-12 | 北京腾瑞英杰科技有限公司 | Car electrics integration test testing table |
| CN105842609A (en) * | 2016-03-30 | 2016-08-10 | 江苏大学 | Hardware circuit detecting device for control unit of diesel engine SCR system |
| CN206339625U (en) * | 2016-12-28 | 2017-07-18 | 无锡威孚高科技集团股份有限公司 | SCR air assist system electric control function detectors |
-
2016
- 2016-12-28 CN CN201611235218.0A patent/CN106707137A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102565517A (en) * | 2012-02-09 | 2012-07-11 | 哈尔滨建成集团有限公司 | Converter detector |
| CN103840341A (en) * | 2012-11-20 | 2014-06-04 | 吴素存 | Usb expander |
| CN203465404U (en) * | 2013-08-07 | 2014-03-05 | 深圳市奥拓光电科技有限公司 | External LED (Light-Emitting Diode) light bar aging device |
| CN104181918A (en) * | 2014-09-19 | 2014-12-03 | 中国重汽集团济南动力有限公司 | DCU electrical control unit testing system |
| CN204556270U (en) * | 2015-04-09 | 2015-08-12 | 北京腾瑞英杰科技有限公司 | Car electrics integration test testing table |
| CN105842609A (en) * | 2016-03-30 | 2016-08-10 | 江苏大学 | Hardware circuit detecting device for control unit of diesel engine SCR system |
| CN206339625U (en) * | 2016-12-28 | 2017-07-18 | 无锡威孚高科技集团股份有限公司 | SCR air assist system electric control function detectors |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907339A (en) * | 2017-12-19 | 2018-04-13 | 无锡威孚高科技集团股份有限公司 | Diesel fuel injection system ECU function detection equipments |
| CN107907339B (en) * | 2017-12-19 | 2024-05-17 | 无锡威孚高科技集团股份有限公司 | ECU function detection equipment for diesel engine fuel injection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |