CN206038838U - Ignition capacitor smelts test device always - Google Patents
Ignition capacitor smelts test device always Download PDFInfo
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- CN206038838U CN206038838U CN201620901319.6U CN201620901319U CN206038838U CN 206038838 U CN206038838 U CN 206038838U CN 201620901319 U CN201620901319 U CN 201620901319U CN 206038838 U CN206038838 U CN 206038838U
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Abstract
The utility model discloses an ignition capacitor smelts test device always aims at providing a failure diagnosis accuracy, automatic detection device that can eliminating interference. The utility model discloses a following technical scheme realizes: main ignition circuit passes through sampling circuit and connects by examination ignition capacitor, sampling circuit passes through the channel separation control and treatment circuit electricity and connects signal data processing control module, main ignition circuit, parameter setting circuit, mode sets up the circuit, self checking circuit, bee calling organ, power module and indicating circuit use signal data processing control module to carry out the electricity connection as the core, sampling circuit sends into signal data control and treatment circuit to each way current peak detection through channel separation control and treatment circuit with isolation signal, the correspondence sets up electric current peak value data and compares succeeding crop failure diagnosis, surpass when the peak value of sampling all the way wantonly and correspond when setting up peak value error range, signal data processing control circuit cuts off the detection power, send out police dispatch newspaper sound through bee calling organ.
Description
Technical field
This utility model is related to a kind of ignition capacitor aging test detection means, particularly for Aero-Space electromotor
The Aulomatizeted Detect of ignition capacitor aging test.
Background technology
Aging test is to be commonly used to reject initial failure product in engineering, the method for improving system reliability.Aging test
It is one of screening test of high reliability integrated circuit, its purpose is to screen or reject those circuits for scraping through.
These circuits or the defect due to the raw material that used inherently, or introduce as the control of process industry is improper
Defect, and these defects can induce the related failure of circuit generation to stress over time.In order to submit to user to make in circuit
With front, the circuit for there are these defects is screened out.In screening, need to apply maximum rated working condition or more to circuit
Stress, or apply the equivalent screening conditions of equal or higher sensitivity to induce circuit generation failure, and it is rejected.
Aero-Space engine ignition capacitor is one of core component of Aero-Space engine ignitor, the property of ignition capacitor
Energy, life-span are all related to the quality of engine ignitor, are more related to the security reliability flown each time.So seasoned examination
Test is that ignition capacitor is loading the previous requisite strict screening link of engine ignitor.Aging test condition has
Six kinds.According to circuit types, working method can select one of which condition to be tested.a)It is stable state, reverse-biased.Suitable for all kinds of
Linear and digital circuit.b)Stable state, positively biased.Suitable for all digital circuits and some linear circuits.c)Stable state, power and anti-
Partially.Be able to can be biased in maximum power dissipation with reverse bias, outfan suitable for various digital circuits and input(Or in turn)
Some linear circuits.d)Actuated in parallel.Suitable for all kinds of circuits.e)Circular oscillator is tested.f)Temperature accelerated test.Have
When, in order to accelerate the screening process of circuit, circuit is made in the ambient temperature for substantially exceeding its highest rated temperature(175~300℃)
Under the conditions of tested.Now, as temperature is high, circuit abnormality, it is impossible to normal work.
Currently, the detection method in industry to the seasoned test of ignition capacitor, also stays in completely by manually to its work
When work, time of having a rest pinch meter, really, there is personal error in observation, labor intensive, and the timing uncertainty of keeping watch for a long time.To failure
Judgement, also rely on the test to discharge end spark frequency, after breaking down, it is impossible to fault location, also need to ignition capacitor
Voltage-withstand test is carried out one by one.And after ignition capacitor occurs breakdown fault, such as find that power-off is not in time not in time, it is likely that
Cause the damage to primary ignition device circuit.The drawbacks of solving current, just has to study a kind of intelligent solution.By
In the thump that high voltage of the engine ignitor capacitor during charge and discharge, heavy current and reverse negative high voltage bring
Interference, logarithm, mould sample circuit have greatly interference, cause sampling unstable, inaccurate, or even cannot work.And in order to
The timely fault location of energy, it is necessary to each waypoint thermoelectricity condenser circuit is carried out while sampling, this is even more extremely difficult.How to eliminate dry
Disturb, effectively gather multichannel data, find failure in time, positioning failure, and can be when failure occurs, the very first time takes guarantor automatically
Shield measure, becomes the first hang-up in engine ignition capacitor aging test intellectuality solution.
Utility model content
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, there is provided a kind of high degree of automation, automatically event
Barrier power-off, accurate positioning, can eliminate engine ignition capacitor itself work interference and multichannel is interfered, the stable standard of sampling
It is really reliable, data can be reliably read according to setting job specification, be automatically performed testing inspection, and can be when breaking down, in time
Alert and take the device of power-off protection.
This utility model solves the technical scheme adopted by its technical problem:A kind of ignition capacitor aging test detection
Device, including:Primary ignition device circuit 2, the power module 13 of penalty kick are put by the electrical connection of secondary high pressure cable, and by test
Cable introduces the supporting tested ignition capacitor of the electrical connection of primary ignition device circuit 2 respectively, it is characterised in that:Primary ignition device electricity
Road 2 connects tested ignition capacitor by sample circuit 5, and sample circuit is by the electrical connection letter of channel separation control and treatment circuit 10
Number processing and control module 11, primary ignition device circuit 2, parameter setting circuit 1, operation mode setting circuit 17, self-inspection electricity
Road 16, buzzer 15, power module 13 and indicating circuit 12 are electrically connected to letter with signal-data processing control module 11 as core
Number processing and control module 11.
This utility model is had the advantages that compared to prior art:
High degree of automation.This utility model is respectively connected to tested ignition capacitor after detection means corresponding interface, beats
Detection means main power is opened, after self-inspection success, starts detection switch, operation mode setting circuit will according to capacitor job specification
Ask, the mode of operation of setting, each road capacitor normalized current peak-data is set respectively by signal-data processing control module
And error, according to the setting of mode of operation, according to cycle-index, working time, time of having a rest, automatic running is until having tested
Into, send and complete prompting sound, solve prior art by manually to its work, the time of having a rest pinch meter when, keep watch for a long time
Really, there is personal error in observation, labor intensive, and timing uncertainty.
Automatic fault power-off, accurate positioning.In this utility model process of the test, work according to operation mode setting circuit 17
The setting of pattern, according to cycle-index, working time, time of having a rest, is tested, when arbitrarily sampled peak exceeds correspondence all the way
When arranging peak error scope, signal-data processing control circuit cut-out detection power supply is sounded the alarm by buzzer, and point
Malfunction indicator lamp at the bright failure road capacitor interface.
Interference can be eliminated.This utility model is carried out to each ignition power condenser circuit two ends pulse current using sampling module
Sample simultaneously, take effective channel separation to process by channel separation control and treatment circuit 10, the control of Jing signal-data processings
Circuit shaping, filtering, thoroughly filter the signal interference between sampling and sampled point road, can be inherently eliminated electromotor point
Thermoelectricity container itself work interference and multichannel are interfered.
Sampling is stable accurately and reliably.Tested ignition capacitor is respectively connected to detection means corresponding interface by this utility model
Afterwards, respectively each ignition power condenser circuit two ends pulse current is sampled using sampling module, electricity is arranged by mode of operation
Road 17 is according to the requirement of capacitor job specification, each road capacitor normalized current peak-data for setting respectively and the Working mould of error
Formula, the corresponding supporting tested ignition capacitor two ends pulse current of 5 pairs, sampled circuit are carried out while sample, by channel separation
Effective channel separation process signal is sent into signal-data processing 11 pairs of each road current peaks of control circuit by control and treatment circuit 10
Value detects and carries out shaping, filtering, it is directly perceived, reflect that each ignition capacitor is likely to occur at work exactly puncture,
Open fault signal, it is ensured that the stable and accurate reliability of sampling.
Data can reliably be read according to setting job specification.This utility model in process of the test, tested ignition capacitor
Corresponding interface is accessed by sample circuit 5 respectively and connects self-test switch, the corresponding supporting tested ignition capacitor of sample circuit 5 pairs
Two ends pulse current is carried out while sampling, each sampled signal elder generation Jing channel separations are processed, and operation mode setting circuit 17 is according to electricity
Container work code requirement, sets the mode of operation of each road capacitor normalized current peak-data and error, Jing signal numbers respectively
According to control and treatment circuit shaping, filtering, after repeatedly processing, current peak is read.
Description of the drawings
This utility model is further illustrated with reference to the accompanying drawings and examples, but therefore this utility model is not limited in
Among described scope of embodiments.
Fig. 1 is the system principle diagram of this utility model ignition capacitor aging test detection means.
Fig. 2 is Fig. 1 data processings, the program flow diagram of the built-in control software of control circuit.
In figure, 1 parameter setting circuit, 2 primary ignition device circuits, 3 height press penalty kick, 4 secondary high pressure cables, 5 sampling electricity
Road, 6 I # test cables, 7 I # ignition capacitors, 8 II # ignition capacitors, 9 II # test cables, 10 channel separations, process circuit,
11 signals, data processing and control module, 12 indicating circuits, 13 power modules, 14 civil power AC220V50Hz power supplys, 15 buzzers,
16 self-checking circuits, 17 operation mode setting circuits.
Specific embodiment
Refering to Fig. 1.In a most preferred embodiment described below, a kind of ignition capacitor aging test detection means,
Including:Primary ignition device circuit 2, the power module 13 of penalty kick are put by the electrical connection of secondary high pressure cable, and passes through test cable
The supporting tested ignition capacitor of 2 electrical connection of primary ignition device circuit is introduced respectively, is provided with sampling, channel separation in detection means
Process, signal, data processing and control, mode of operation is arranged, parameter setting, the circuit such as self-inspection.Primary ignition device circuit 2 is by adopting
Sample circuit 5 connects tested ignition capacitor, and sample circuit is electrically connected at signal data by channel separation control and treatment circuit 10
Reason control module 11, primary ignition device circuit 2, parameter setting circuit 1, operation mode setting circuit 17, self-checking circuit 16, buzzing
Device 15, power module 13 and indicating circuit 12 are electrically connected to signal-data processing with signal-data processing control module 11 as core
Control module 11.Signal-data processing control module 11 is required according to mode of operation, is arranged by operation mode setting circuit 17
Cycle of operation number of times, single working time, single time of having a rest.Feelings of the self-checking circuit 16 according to each ignition capacitor different parameters
Condition, sets corresponding normalized current peak-data and range of error, respectively as sampled data comparison value.Ignition capacitor ageing
The supporting tested ignition capacitor of experiment detection device, tested ignition capacitor include tested I # ignition capacitors 7, II # ignition powers
Container 8, tested I # ignition capacitors 7, II # ignition capacitors 8 are accessed and are adopted by I # test cables 6, II # test cables 9 respectively
5 corresponding interface of sample circuit.Sample circuit 5 is required according to I # ignition capacitors 7, II # ignition capacitors, 8 aging test mode of operation
With operating current parameter, corresponding normalized current peak-data and range of error are set by parameter setting circuit 1, is passed through respectively
Operation mode setting circuit 17 arranges cycle of operation number of times, single working time, single time of having a rest.Primary ignition device circuit 2
During work, height presses penalty kick 3 and produces discharge spark, 5 pairs of I # ignition capacitors 7 of sample circuit, II # ignition capacitors, 8 two ends arteries and veins
Rushing electric current is carried out while sample, Jing channel separations process circuit 10 and each road current peak of signal-data processing control module 11 pairs
Detection, shaping and filtering, while make breakdown judge with parameter setting circuit 1 after setting current peak comparing respectively.
In process of the test, tested ignition capacitor difference sample circuit 5 accesses corresponding interface and connects self-test switch, work
Mode setting circuit 17 sets each road capacitor normalized current peak-data and error respectively according to the requirement of capacitor job specification
Mode of operation, the corresponding supporting tested ignition capacitor two ends pulse current of sample circuit 5 pairs is carried out while sample, by leading to
Effective channel separation process signal is sent into 11 pairs of each roads of signal-data processing control circuit by road isolation processing control circuit 10
Current peak detects and carries out shaping, filtering, and makees breakdown judge with after being correspondingly arranged current peak comparing respectively, passes through
The setting of parameter setting circuit 1, self-checking circuit 16 according to 17 mode of operation of operation mode setting circuit, according to cycle-index, work
Make the time, the time of having a rest, to be tested, when arbitrarily all the way sampled peak beyond be correspondingly arranged peak error scope when, signal number
According to control and treatment circuit cut-out detection power supply, sounded the alarm by buzzer, and lighted at the failure road capacitor interface
Malfunction indicator lamp.
After tested ignition capacitor is respectively connected to detection means corresponding interface, opening detecting device main power connects self-inspection
Switch, after self-inspection success, display lamp is lighted, and operation mode setting circuit 17 requires to arrange Working mould according to capacitor job specification
Formula, and each road capacitor normalized current peak-data and error is set respectively, according to the setting of mode of operation, according to circulation time
Number, working time, time of having a rest, signal-data processing control circuit detected to each road current peak, respectively be correspondingly arranged electricity
Stream peak Value Data makees breakdown judge after comparing, effectively, otherwise detection switch is invalid for detection switch, automatic running test.
The supporting tested ignition capacitor of ignition capacitor aging test detection means, supporting tested ignition capacitor include quilt
Try I # ignition capacitors 7, II # ignition capacitors 8, opening detecting device main power, tested I # ignition capacitors 7, II # ignition powers
, respectively after I # test cables 6, II # test cables 9 access 5 corresponding interface of sample circuit, sample circuit 5 is according to I # for container 8
Ignition capacitor 7, II # ignition capacitors, 8 aging test mode of operation are required and operating current parameter, by parameter setting circuit
The corresponding normalized current peak-data of 1 setting and range of error, arrange cycle of operation by operation mode setting circuit 17 respectively
Number of times, single working time, single time of having a rest;Connect self-checking circuit 16 and start self-inspection, after self-inspection success, start detection and open
Close, primary ignition device circuit 2 is started working, and height presses penalty kick 3 and should produce discharge spark, 5 pairs of I # ignition powers of sample circuit immediately
Container 7, II # ignition capacitors, 8 two ends pulse current are carried out while sample, Jing after the process of channel separation process circuit 10, then Jing
The detection of each road current peak of signal-data processing control circuit 11 pairs, shaping and filtering, at the same respectively with parameter setting circuit 1 in
Make breakdown judge after current peak comparing is set.16 self-inspection of self-checking circuit success backward signal data processing and control circuit 11
Self-inspection pass signal is sent, the now control of signal-data processing control circuit 11 indicating circuit 12 lights self-inspection pass signal lamp,
And the detection switch in detection means is set effective into state;16 self-inspection of self-checking circuit is unsuccessful, and self-inspection pass signal lamp is located all the time
Detection switch acquiescence in OFF state, detection means is in disarmed state.
As set according to operating mode circuit 17 without any failure, signal-data processing control circuit 11 in process of the test
Fixed, according to cycle-index, working time, time of having a rest, automatic running are completed until test, are sent by buzzer 15 and complete to carry
Show sound.When arbitrarily sampled peak arranges current peak range of error in parameter setting circuit 1 all the way, signal-data processing
The cut-out detection power supply of control circuit 11, is sounded the alarm by buzzer 15, while controlling indicating circuit 12 lights failure road pair
The emergency light answered, and the detection switch in detection means is put into disarmed state.
Refering to Fig. 2.Signal-data processing control circuit 11 is provided with control program software, sets in parameter setting circuit 1
Normalized current peak-data and range of error, as sampled data comparison value.Control program software receives self-checking circuit 16 and opens
Dynamic signal, the cycle-index set in starting to be successively read operating mode circuit 17, working time, time of having a rest;Reading is completed
Afterwards, control program software does not receive 16 self-inspection pass signal of self-checking circuit, then wait always;Self-inspection pass signal is received, is controlled
Program software programme-control indicating circuit 12 lights self-inspection pass signal lamp, and detection switch is set effective state.Control program
After software program receives detection switch connection signal, the Timer/Counter in enabling signal data processing and control circuit 11, and prolong
When start within 0.5 second I # ignition capacitors 7, II # ignition capacitors, 8 sample rate current peak-data are compared, judged.Once 1 # points
Thermoelectricity container 7, II # ignition capacitors, 8 any sampled value all the way, beyond the normalized current peak value of the setting of parameter setting circuit 1
According to and setting value range of error, control program software program immediately disconnection detection switch juxtaposition invalid bit state, timeing closing/meter
Number device device, control indicating circuit 12 light I # ignition capacitors, 7 emergency light, and the logical buzzer 15 of control sends fault alarm
Sound.Such as fault-free, control program software program waits Timer/Counter timing, count after the completion of, timeing closing/enumerator device,
Control disconnection detection switch juxtaposition invalid bit state, while the logical buzzer 15 of control sends and completes prompting sound.
Claims (6)
1. a kind of ignition capacitor aging test detection means, including:The principal point of penalty kick is put by the electrical connection of secondary high pressure cable
Fiery device circuit(2), power module(13), and primary ignition device circuit is introduced respectively by test cable(2)What is electrically connected matches somebody with somebody
Cover tested ignition capacitor, it is characterised in that:Primary ignition device circuit(2)By sample circuit(5)Connect tested Ignition capacitor
Device, sample circuit pass through channel separation control and treatment circuit(10)Electrical connection signal-data processing control module(11), primary ignition
Device circuit(2), parameter setting circuit(1), operation mode setting circuit(17), self-checking circuit(16), buzzer(15), power supply
Module(13)And indicating circuit(12)With signal-data processing control module(11)Signal-data processing control is electrically connected to for core
Molding block(11).
2. ignition capacitor aging test detection means as claimed in claim 1, it is characterised in that signal-data processing is controlled
Module(11)Required according to mode of operation, by operation mode setting circuit(17)Cycle of operation number of times is set, when single works
Between, the single time of having a rest.
3. ignition capacitor aging test detection means as claimed in claim 1, it is characterised in that self-checking circuit(16)According to
The situation of each ignition capacitor different parameters, sets corresponding normalized current peak-data and range of error, respectively as sampling
Comparing value.
4. ignition capacitor aging test detection means as claimed in claim 1, it is characterised in that ignition capacitor ageing is tried
The supporting tested ignition capacitor of detection means is tested, tested ignition capacitor includes tested I # ignition capacitors(7), II # ignition powers
Container(8), tested I # ignition capacitors(7), II # ignition capacitors(8)Pass through I # test cables respectively(6), II # test cables
(9)Access sample circuit(5)Corresponding interface.
5. ignition capacitor aging test detection means as claimed in claim 4, it is characterised in that sample circuit(5)According to
I # ignition capacitors(7), II # ignition capacitors(8)Aging test mode of operation is required and operating current parameter, is set by parameter
Circuits(1)Corresponding normalized current peak-data and range of error is set, respectively by operation mode setting circuit(17)If
Put cycle of operation number of times, single working time, single time of having a rest.
6. ignition capacitor aging test detection means as claimed in claim 5, it is characterised in that primary ignition device circuit
(2)During work, height presses penalty kick(3)Produce discharge spark, sample circuit(5)To I # ignition capacitors(7), II # Ignition capacitors
Device(8)Two ends pulse current is carried out while sample, Jing channel separation process circuits(10)With signal-data processing control module
(11)To the detection of each road current peak, shaping and filtering, at the same respectively with parameter setting circuit(1)Middle setting current peak data
Make breakdown judge after comparison.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620901319.6U CN206038838U (en) | 2016-08-18 | 2016-08-18 | Ignition capacitor smelts test device always |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620901319.6U CN206038838U (en) | 2016-08-18 | 2016-08-18 | Ignition capacitor smelts test device always |
Publications (1)
Publication Number | Publication Date |
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CN206038838U true CN206038838U (en) | 2017-03-22 |
Family
ID=58306943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620901319.6U Active CN206038838U (en) | 2016-08-18 | 2016-08-18 | Ignition capacitor smelts test device always |
Country Status (1)
Country | Link |
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CN (1) | CN206038838U (en) |
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2016
- 2016-08-18 CN CN201620901319.6U patent/CN206038838U/en active Active
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