CN207556857U - Diesel fuel injection system ECU function detection equipments - Google Patents
Diesel fuel injection system ECU function detection equipments Download PDFInfo
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- CN207556857U CN207556857U CN201721777951.5U CN201721777951U CN207556857U CN 207556857 U CN207556857 U CN 207556857U CN 201721777951 U CN201721777951 U CN 201721777951U CN 207556857 U CN207556857 U CN 207556857U
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- 238000001514 detection method Methods 0.000 title claims abstract description 128
- 239000002283 diesel fuel Substances 0.000 title claims abstract description 17
- 238000002347 injection Methods 0.000 title claims abstract description 17
- 239000007924 injection Substances 0.000 title claims abstract description 17
- 230000004044 response Effects 0.000 claims description 27
- 239000000446 fuel Substances 0.000 claims description 24
- 238000004458 analytical method Methods 0.000 claims description 20
- 238000012360 testing method Methods 0.000 claims description 20
- 230000032683 aging Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 5
- 238000007689 inspection Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 206010030973 Oral discomfort Diseases 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
The utility model provides a kind of diesel fuel injection system ECU function detection equipments, and including housing, detection unit and load unit are equipped in the housing；Tested ECU is electrically connected with the detection unit and load unit, and the detection unit is electrically connected with load unit, and display module is equipped on the housing, and the detection unit is electrically connected with display module；The detection unit, including preconfigured multiple function detection modules, the load unit, including multiple function load blocks, such ECU function detection equipments can improve the efficiency of detection ECU.
Description
Technical field
The utility model is related to diesel engine detection technique fields, and in particular to a kind of diesel fuel injection system ECU work(
It can detection device.
Background technology
Electronic Control for Diesel Engine unit（ECU, Electronic Control Unit）By the letter for receiving each sensor
Number, by means of the solenoid valve on fuel injector, diesel oil is allowed to eject correct spray in correct oil spout point with correct injection pressure
Oil mass ensures the good economy of diesel engine and minimum disposal of pollutants.
However in diesel fuel injection system ECU batch production process, on the one hand due to equipment, personnel, material,
The presence of the various factors such as method, environment, it is impossible to which it is all intact to ensure the finished product produced.On the other hand due to acquisition
Data volume it is very big, manual analysis these ECU data expend a large amount of manpower and time.Therefore, ECU performances are detected at present
Efficiency it is very low.
Invention content
In order to solve to exist in the prior art deficiency, the utility model provides a kind of diesel fuel injection system ECU work(
Energy detection device, such ECU function detection equipments can improve the efficiency of detection ECU.
According to technical solution provided by the utility model, a kind of diesel fuel injection system ECU function detection equipments, packet
Housing is included, detection unit and load unit are installed in the housing；Tested ECU is electrically connected with the detection unit and load unit
It connects, the detection unit is electrically connected with load unit, and display module, the detection unit and display mould are equipped on the housing
Block is electrically connected；
The detection unit, including preconfigured multiple function detection modules, the function detection module can be sent
Give tested ECU specific Function detection signals, the specific Function detection signal enables to tested ECU to be sent out to load unit
Specific control signal is sent, the specific control signal can control load unit to make specific response；
The load unit including multiple function load blocks, can send feedback signal to detection unit, the feedback
Signal is the signal for carrying load unit specific response status information；The detection unit receives the feedback signal and basis
Feedback signal judges whether load unit makes specific response, and detection unit control display module is made to be judged to tie with described
The corresponding response of fruit.
Further, the detection unit further includes：Main control module and external control module；The external control module
It is electrically connected with main control module and display module；
The main control module can send out call signal calling function detection module to function detection module, control work(
Energy detection module sends specific Function detection signal to tested ECU and can obtain and analyze the letter of the data in tested ECU
It ceases and can judge whether the data information in tested ECU meets specified requirements；The main control module is obtained and is analyzed described
The feedback signal that load unit is sent, the signal Analysis of feedback signal is sent to external control module by main control module, described
External control module module control display module is made and the corresponding response of the signal Analysis.
Further, preconfigured function detection module includes in detection unit：Electric machines test module, fuel injector inspection
Survey module, AD amounts detection module, switching value module and high-low side detection module；The load unit includes：Air throttle is born
Carry module, fuel injector magnetic system load blocks and flow control valve load blocks；The display module includes：Air throttle indicates
Lamp, fuel injector magnetic system indicator light, flow control valve indicator light, AD amounts indicator light and switching value indicator light.
Further, it is also equipped with DC power supplier in the housing；The DC power supplier, input terminal connection
The industrial-frequency alternating current can be converted to what is be adapted with the rated power of the ECU function detection equipments by industrial-frequency alternating current
Direct current is simultaneously exported to detection unit and load unit.
Further, the housing is equipped with switch key, reset key, aging button and test button；The switch
Button is electrically connected with DC power supplier, and the reset key, aging button and test button are electrically connected with detection unit.
Further, the housing is equipped with 38 needle aviation plugs and 53 needle aviation plugs, and the tested ECU passes through 38 needles
Aviation plug and 53 needle aviation plugs are connected in ECU function detection equipments.
Further, radiator fan is additionally provided on the housing, whether normally powers on finger for representing that tested ECU is powered on
Show lamp, the socket for the burning mouth of burning program and for connecting industrial-frequency alternating current.
From the above as can be seen that a kind of diesel fuel injection system ECU Function detections provided by the utility model
Equipment has advantages below compared with prior art：The detection that the utility model passes through main control module calling function detection module
Process realizes the automatic detection of ECU function modules, and artificial detection is avoided to improve detection efficiency, and main control module receives detection
Feedback information afterwards, and according to the display of feedback information control external indicator light corresponding with being detected function module, facilitate observation
And it can clearly know the function module that ECU breaks down.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the electric structure diagram of the utility model.
1. housing, 2. display modules, 2-1. air throttle indicator lights, 2-2. fuel injector magnetic system indicator lights, 2-3. flow controls
Valve indicator light processed, 2-4.AD amount indicator lights, 2-5. switching value indicator lights, 3. detection units, 3-1. main control modules, 3-2. motors
Detection module, 3-3. fuel injector detection modules, 3-4.AD amount detection modules, 3-5. switching value modules, 3-6. height frontier inspections
Survey module, 3-7. external control modules, 4. load units, 4-1. air throttle load blocks, 4-2. fuel injector magnetic systems load mould
Block, 4-3. flow control valve load blocks, 5. DC power suppliers, 6. switch keys, 7. reset keys, 8. aging buttons, 9.
Button is tested, 10. power on indicator light, 11. burning mouths, 12. tested ECU, 13. sockets.
Specific embodiment
The utility model is further described through with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, a kind of diesel fuel injection system ECU function detection equipments, including housing 1, the shell
Detection unit 3 and load unit 4 are installed in body 1；Tested ECU12 is electrically connected with the detection unit 3 and load unit 4, institute
It states detection unit 3 to be electrically connected with load unit 4, display module 2, the detection unit 3 and display mould is installed on the housing 1
Block 2 is electrically connected；
The detection unit 3, including preconfigured multiple function detection modules, the function detection module can be sent
Give tested ECU12 specific Function detection signals, the specific Function detection signal enables to tested ECU12 single to load
Member 4 sends specific control signal, and the specific control signal can control load unit 4 to make specific response；It is described
Load unit 4 can send feedback signal to detection unit 3, and the feedback signal is carries 4 specific response shape of load unit
The signal of state information；The detection unit 3 receives the feedback signal and judges whether load unit 4 is made according to feedback signal
Go out specific response, detection unit 3 controls display module 2 to make and the corresponding response of the judging result.
The detection unit 3 further includes：Main control module 3-1 and external control module 3-7；The external control module 3-
7 are electrically connected with main control module 3-1 and display module 2.
The main control module 3-1 can send out call signal calling function detection module, master control to function detection module
Molding block 3-1 control functions detection module sends specific Function detection signal to tested ECU12 and can obtain and analyze
Data information in tested ECU12 can simultaneously judge whether the data information in tested ECU12 meets specified requirements；The master control
Molding block 3-1 obtains and analyzes the feedback signal that the load unit 4 is sent, and main control module 3-1 is by the analysis of feedback signal
Signal is sent to external control module 3-7, and the external control module 3-7 modules control display module 2 is made and the master control
Molding block 3-1 is sent to the corresponding response of signal Analysis of external control module 3-7 so that the response of the display module 2
Can reflect in tested ECU12 by checking functions failure whether.
Preconfigured function detection module includes in detection unit 3：Electric machines test module 3-2, fuel injector detection mould
Block 3-3, AD amount detection module 3-4, switching value module 3-5 and high-low side detection module 3-6；The load unit 4 includes：
Air throttle load blocks 4-1, fuel injector magnetic system load blocks 4-2 and flow control valve load blocks 4-3；The display module
2 include：Air throttle indicator light 2-1, fuel injector magnetic system indicator light 2-2, flow control valve indicator light 2-3, AD amount indicator light 2-
4th, switching value indicator light 2-5；
Electric machines test module 3-2 can send electric machines test signal to tested ECU12, and the electric machines test signal can
So that air throttle load blocks 4-1s of the tested ECU12 into load unit 4 sends specific control signal, the specific control
Signal processed can control air throttle load blocks 4-1 to make the action response of folding, and the air throttle load blocks 4-1 is to master control
Molding block 3-1 sends the feedback signal for carrying air throttle load blocks 4-1 action response status informations, the main control module
3-1 analyses air throttle load blocks 4-1 to the main control module 3-1 feedback signals sent and judges air throttle load blocks 4-1
Whether action response is normally made, and the main control module 3-1 will represent whether air throttle load blocks 4-1 normally makes action
The signal Analysis of response is sent to external control module 3-7, and the control external control module 3-7 is according to the signal Analysis control
The display of air throttle indicator light 2-1 in display module 2 processed；
Fuel injector detection module 3-3 can send fuel injector detection signal to tested ECU12, the fuel injector detection letter
It is described number so that fuel injector magnetic system load blocks 4-2s of the tested ECU12 into load unit 4 sends specific control signal
The specific action response for controlling signal that fuel injector magnetic system load blocks 4-2 can be controlled to make folding, the fuel injector electricity
Magnet valve load blocks 4-2 carries fuel injector magnetic system load blocks 4-2 action responses state letter to main control module 3-1 transmissions
The feedback signal of breath, the main control module 3-1 analyses section fuel injector magnetic system load blocks 4-2 are sent out to main control module 3-1
The feedback signal sent simultaneously judges whether fuel injector magnetic system load blocks 4-2 normally makes action response, the main control module
The signal Analysis whether expression fuel injector magnetic system load blocks 4-2 is normally made action response by 3-1 is sent to external control
Module 3-7, the control external control module 3-7 control the fuel injector magnetic system in display module 2 according to the signal Analysis
The display of indicator light 2-2；
AD amount detection module 3-4 can send AD amounts and detect signal to tested ECU12, and tested ECU12 receives the inspection of AD amounts
The AD amount data informations of tested ECU12, the main control module 3-1 are sent when surveying signal to the main control unit of detection unit 3
It analyzes AD amounts data information and judges whether the AD amounts data of tested ECU12 are normal, the main control module 3-1 will represent tested
The whether normal signal Analysis of AD amounts data of ECU12 is sent to external control module 3-7, the control external control module 3-
7 control the display of the AD amount indicator lights 2-4 in display module 2 according to the signal Analysis；
Switching value module 3-5 can send switching value signal and be received out to tested ECU12, tested ECU12
The switching value data information of tested ECU12, the main control are sent during the amount detection signal of pass to the main control unit of detection unit 3
Module 3-1 analyzes switching value data information and judges whether the switching value data of tested ECU12 is normal, the main control module 3-
The whether normal signal Analysis of switching value data for representing tested ECU12 is sent to external control module 3-7, the control by 1
External control module 3-7 controls the display of the switching value indicator light 2-5 in display module 2 according to the signal Analysis.
High-low side detection module 3-6 can send high-low side detection signal to tested ECU12, the high-low side detection letter
Number so that flow control valve load blocks 4-3s of the tested ECU12 into load unit 4 sends specific control signal, the spy
Fixed control signal can control the action response that flow control valve load blocks 4-3 makes folding, and the flow control valve is born
Carry the feedback that module 4-3 carries flow control valve load blocks 4-3 action response status informations to main control module 3-1 transmissions
Signal, the feedback signal that the main control module 3-1 analyses flow control valve load blocks 4-3 is sent to main control module 3-1
And judging whether jet flow control valve load blocks 4-3 normally makes action response, the main control module 3-1 will represent flow
The signal Analysis whether control valve load blocks 4-3 normally makes action response is sent to external control module 3-7, the control
External control module 3-7 controls the display of the flow control valve indicator light 2-3 in display module 2 according to the signal Analysis.
DC power supplier 5 is also equipped in the housing 1；The DC power supplier 5, input terminal connection power frequency are handed over
The industrial-frequency alternating current can be converted to the direct current being adapted with the rated power of the ECU function detection equipments by galvanic electricity
And it exports to detection unit 3 and load unit 4.
The housing 1 is equipped with switch key 6, reset key 7, aging button 8 and test button 9；The switch key 6
It is electrically connected with DC power supplier 5, the reset key 7, aging button 8 and test button 9 are electrically connected with detection unit 3.
The housing 1 is equipped with 38 needle aviation plugs and 53 needle aviation plugs, and the tested ECU12 is inserted by 38 needle aviations
Head and 53 needle aviation plugs are connected in ECU function detection equipments.
Radiator fan is additionally provided on the housing 1, powers on indicator light 10 and burning mouth 11.
The use process of the utility model：
Function detection equipment connects corresponding tested ECU12, and 220V alternating currents are connected by the socket 13 on detection device；
It opens when pressing test button 9 after upper electrical switch button 6 and holding time within 1S, equipment starts to test, test time
Within 30S.When testing result is OK, it is normal to power on indicator light 10；If during sample to be tested dysfunction, power on indicator light 10
It is abnormal.
Special setting：After test starts, if detecting, the quiescent current of tested ECU12 is abnormal, is tested the follow-up of ECU12
Function will be detected no longer, while power on 10 exception of indicator light, this function detection equipment can automatically cut off the electricity of tested ECU12
Source prevents tested ECU12 damages；If tested ECU12 quiescent currents are normal, and there is exception in the function module of tested ECU12, then
The function module that failure can be corresponded on display module 2 after all Function detections of tested ECU12 is shown.
If it is abnormal that indicator light 10 is powered on after being completed, technical staff can test button 92S with long-press, show at this time
Module 2 is lighted successively according to the display pattern of setting, such as finds that 2 indicator light of display module extinguishes, then the indicator light corresponds to tested
The function module failure of ECU12, technical staff can quickly determine the fault zone of defective products by this scheme.
The intact tested ECU12 of function is placed in 85 DEG C of constant temperature incubators, by function detection equipment aging button 8, product
Proceed by burn-in test, in ageing process, function detection equipment can monitor the total current of tested ECU12 always, and total current is different
Chang Shihui stops aging, while it is abnormal to power on indicator light 10.Burn-in test amounts to about 15min, the equipment in 14min 30S or so
Automatically the function of primary measured ECU12 is detected again, and it is normal that indicator light 10 is then powered on if non-defective unit.
Claims (7)
1. a kind of diesel fuel injection system ECU function detection equipments, including housing（1）, which is characterized in that the housing
（1）In detection unit is installed（3）And load unit（4）；Tested ECU（12）With the detection unit（3）And load unit（4）
Electrical connection, the detection unit（3）With load unit（4）Electrical connection, the housing（1）On display module is installed（2）, it is described
Detection unit（3）With display module（2）Electrical connection；
The detection unit（3）, including preconfigured multiple function detection modules, the function detection module can be sent to
Tested ECU（12）Specific Function detection signal, the specific Function detection signal enable to tested ECU（12）To load
Unit（4）Specific control signal is sent, the specific control signal can control load unit（4）Make specific sound
It should；
The load unit（4）, including multiple function load blocks, load unit（4）It is single to detection that feedback signal can be sent
Member（3）, the feedback signal is carries load unit（4）The signal of specific response status information；The detection unit（3）It connects
It receives the feedback signal and load unit is judged according to feedback signal（4）Whether specific response, detection unit are made（3）Control
Display module processed（2）It makes and the corresponding response of judging result.
2. diesel fuel injection system ECU function detection equipments as described in claim 1, which is characterized in that the detection is single
Member（3）It further includes：Main control module（3-1）And external control module（3-7）；The external control module（3-7）With main control
Module（3-1）And display module（2）Electrical connection；
The main control module（3-1）, call signal calling function detection module can be sent out to function detection module, controls work(
Can detection module to tested ECU（12）It sends specific Function detection signal and can obtain and analyze tested ECU（12）In
Data information, can judge tested ECU（12）In data information whether meet specified requirements；The main control module（3-
1）It obtains and analyzes the load unit（4）The feedback signal of transmission, main control module（3-1）By the signal Analysis of feedback signal
It is sent to external control module（3-7）, the external control module（3-7）Module controls display module（2）It makes and described point
Analyse the corresponding response of signal.
3. diesel fuel injection system ECU function detection equipments as described in claim 1, which is characterized in that in detection unit
（3）In preconfigured function detection module include：Electric machines test module（3-2）, fuel injector detection module（3-3）, AD amounts inspection
Survey module（3-4）, switching value module（3-5）With high-low side detection module（3-6）；The load unit（4）Including：Solar term
Door load blocks（4-1）, fuel injector magnetic system load blocks（4-2）With flow control valve load blocks（4-3）；The display mould
Block（2）Including：Air throttle indicator light（2-1）, fuel injector magnetic system indicator light（2-2）, flow control valve indicator light（2-3）、AD
Measure indicator light（2-4）With switching value indicator light（2-5）.
4. diesel fuel injection system ECU function detection equipments as described in claim 1, which is characterized in that the housing（1）
In be also equipped with DC power supplier（5）；The DC power supplier（5）, input terminal connection industrial-frequency alternating current can be by institute
Industrial-frequency alternating current is stated to be converted to the direct current being adapted with the rated power of the ECU function detection equipments and export single to detection
Member（3）And load unit（4）.
5. the diesel fuel injection system ECU function detection equipments as described in claim 1 or 3, which is characterized in that the housing
（1）It is equipped with switch key（6）, reset key（7）, aging button（8）With test button（9）；The switch key（6）With it is straight
Galvanic electricity source module（5）Electrical connection, the reset key（7）, aging button（8）With test button（9）And detection unit（3）Electricity
Connection.
6. diesel fuel injection system ECU function detection equipments as described in claim 1, which is characterized in that the housing（1）
It is equipped with 38 needle aviation plugs and 53 needle aviation plugs, the tested ECU（12）It is inserted by 38 needle aviation plugs and 53 needle aviations
Head is connected in ECU function detection equipments.
7. diesel fuel injection system ECU function detection equipments as described in claim 1, which is characterized in that the housing（1）
On be additionally provided with radiator fan, for representing tested ECU（12）It powers on and whether normally powers on indicator light（10）, for burning program
Burning mouth（11）With for connecting the socket of industrial-frequency alternating current（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721777951.5U CN207556857U (en) | 2017-12-19 | 2017-12-19 | Diesel fuel injection system ECU function detection equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721777951.5U CN207556857U (en) | 2017-12-19 | 2017-12-19 | Diesel fuel injection system ECU function detection equipments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207556857U true CN207556857U (en) | 2018-06-29 |
Family
ID=62663600
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721777951.5U Expired - Fee Related CN207556857U (en) | 2017-12-19 | 2017-12-19 | Diesel fuel injection system ECU function detection equipments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207556857U (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 |
-
2017
- 2017-12-19 CN CN201721777951.5U patent/CN207556857U/en not_active Expired - Fee Related
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 |
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| GR01 | Patent grant | ||
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Granted publication date: 20180629 |