CN110186338A - A kind of igniter head inductance degree detection device and detection method - Google Patents
A kind of igniter head inductance degree detection device and detection method Download PDFInfo
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- CN110186338A CN110186338A CN201910466988.3A CN201910466988A CN110186338A CN 110186338 A CN110186338 A CN 110186338A CN 201910466988 A CN201910466988 A CN 201910466988A CN 110186338 A CN110186338 A CN 110186338A
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- igniter head
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42C—AMMUNITION FUZES; ARMING OR SAFETY MEANS THEREFOR
- F42C21/00—Checking fuzes; Testing fuzes
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- General Engineering & Computer Science (AREA)
- Measurement Of Unknown Time Intervals (AREA)
Abstract
The invention belongs to initiating equipment technical fields, a kind of igniter head inductance degree detection device and detection method, the device includes detection host and inductance degree test module, the present invention can need to select automatic mode or manual mode according to detection, inductance degree of the detection that can be convenient for igniter head of different ignition powders, and then preferably match the ignition powder of different size, it avoids the detonation voltage provided due to electric detonator control module consistent, the inductance degree of the igniter head for corresponding to different ignition powders is made to mismatch and lead to the case where miss-firing.The detection method accuracy is high, and assay device structures are simple, easy to operate, achievees the purpose that quickly to carry out the detection of inductance degree to electric detonator igniter head, the threshold values for the voltage that detonates is determined in process easy to produce, improves production and processing safety.
Description
Technical field
The present invention relates to initiating equipment technical field more particularly to a kind of igniter head inductance degree detection device and detection sides
Method.
Background technique
The continuous development of electric detonator technology with it is perfect, technological merit has obtained more and more extensive in global the Blow
Understanding, the especially continuous decline of novel electron detonator production cost, production application is from rare, the Valuable Minerals of early stage
Exploitation field is expanded to common mine and stone pit.Existing electric detonator generally includes detonator sealing-plug, electronic control module
And detonator shell, detonator wire pass through detonator plug and are electrically connected with electronic control module.
Electric detonator is to use digital electric circuit as time delay device, uses capacitor as the energy for igniting point of amorce
Source.After detonation chain receives the ignition order from initiator, start to work according to preset delay time, delay time arrives
After, the connecting path of storage capacitor and medicine head igniter wire is connected, primer head completes the detonation of detonator.From entire detonation process
It sees, igniter head quality of electric detonator plays a key effect for success ignition electronic detonator.And the inductance degree of igniter head
It is the important technological parameters of igniter head, the inductance degree of igniter head is mainly property (formula), the proportion of ignition charge by ignition charge
It is determined with the resistance (bridge wire diameter) of igniter wire, the inductance degree that different ignition charges will cause igniter head is different, may cause and refuses
Quick-fried phenomenon generates, therefore is directed to different ignition charges, it would be desirable to the inductance degree for determining corresponding igniter head, according to Q=I2Rt, bridge
When the resistance (R) of silk is bigger, then Q is bigger, and igniter wire temperature is higher, and the inductance degree of igniter head is higher, and electric detonator passes through
Storage capacitor discharges, and discharge efficiency it is related with the time (t), still can by determine detonation voltage and detonate when
Between detect the inductance degree of igniter head, for electric detonator igniter head inductance degree, there is no detection devices at present, so as to cause quick-fried
Broken scene is occurred a large amount of electric detonators phenomenon of miss-firing since igniter head inductance degree and ignition charge mismatch using electric detonator and generated.
Summary of the invention
The object of the present invention is to provide a kind of igniter head inductance degree detection device and detection methods, it is able to achieve to present electricity
The detection of inductance degree is carried out to its crucial element point duration and degree of heating during sub- detonator production.
The present invention provides a kind of igniter head inductance degree detection devices, including detection host and the electricity connecting with detection host
Sensitivity test module；Input module and display module are connected on the detection host；The inductance degree test module includes
Igniter head mounting base is mounted on signal acquisition module and the detection circuit board for connecting igniter head, institute in igniter head mounting base
Stating detection circuit board includes opening for filling the control that the storage capacitor of energy fills energy to igniter head with control storage capacitor to igniter head
It closes.
The composition of the detection host include main control chip and control chip, the main control chip respectively with input mould
Block, display module are connected with control chip；The control chip respectively with the storage capacitor of detection circuit board, control switch and
Signal acquisition module connection.
Described igniter head is connect by welding manner with detection circuit board, and the detection circuit board is equipped with connection pad.
The signal acquisition module includes photosensitive sensor and/or acoustic sensor.
The input module includes input keyboard and the input keyboard circuit control panel connecting with input keyboard.
The display module include data display screen and with data display screen control panel.
The detection method of igniter head inductance degree detection device, comprising the following steps:
1) igniter head detection circuit for access plate；
2) detection host inputs detonation voltage V, storage capacitor energy storage to detection circuit board, and detection host gives signal acquisition mould
The burst time T of collecting signal is arranged in block, and then control switch is opened, and storage capacitor fills energy to igniter head；
If 3) igniter head detonates in burst time T, signal acquisition module is collected into time break, and anti-to detection host
Feedback signal, control switch are closed, and are detected host record and are shown current detonation voltage V and burst time T, terminate detection, if
Igniter head does not detonate in basic burst time T, and signal acquisition module does not detect time break, then goes to step 4)；
4) control switch is closed, and shortens original burst time T, obtains new burst time T, repeats step 2) and step
3) it, such as keeps original burst time T constant, then goes to step 4)；
5) control switch is closed, and increases original detonation voltage V, obtains new detonation voltage V, repeats step 2), step
And step 4) 3).
Another scheme of step 4) and step 5) are as follows:
4) control switch is closed, and increases original detonation voltage V, obtains new detonation voltage V, repeats step 2) and step
Rapid 3) such as original detonation voltage V is constant, then goes to step 5)；
5) control switch is closed, and shortens original burst time T, obtains new burst time T, repeats step 2), step
And step 4) 3).
It is set time t that original burst time T, which shortens time size, and the original detonation voltage V increases electricity
Pressure size is fixed voltage v.
The detonation voltage V initial setting is 5-25V, and the burst time T is tentatively 0-2s；Never
In the case where detonation, when burst time T be 0, and detonate voltage V be 25V, judge igniter head break down, stop detection.
The utility model has the advantages that the present invention is according to current electric detonator using not occurring due to igniter head inductance degree and ignition charge not
The phenomenon that matching, miss-firing electric detonator igniter head inductance degree detection device and detection method are invented, it can be according to detection
It needing to select automatic mode or manual mode, it may be convenient to detection is directed to the inductance degree of igniter head of different ignition powders, into
And the ignition powder of different size is preferably matched, it avoids the detonation voltage provided due to electric detonator control module consistent, makes
The inductance degree of igniter head of corresponding different ignition powders mismatches and leads to the case where miss-firing.The detection method accuracy is high, inspection
Measurement equipment structure is simple, easy to operate, achievees the purpose that quickly to carry out the detection of inductance degree to electric detonator igniter head, easy to produce
The threshold values for the voltage that detonates is determined in process, improves production and processing safety.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
1 schematic structural view of the invention of attached drawing.
The component connection relationship diagram of the present invention of attached drawing 2.
3 detection method flow chart one of attached drawing.
4 detection method flowchart 2 of attached drawing.
Specific embodiment
It elaborates with reference to the accompanying drawing to technical solution of the present invention:
Embodiment 1: as shown in Figure 1, the present invention provides a kind of igniter head inductance degree detection device, including detection host
100 and inductance degree test module, the detection host 100 is equipped with input module 101 and display module 102；The inductance degree
Test module includes igniter head mounting base 200, is mounted in igniter head mounting base 200 signal acquisition module 300 and for connecting
The detection circuit board of igniter head 500, the detection circuit board include the storage capacitor and control storage for filling energy to igniter head 500
Energy capacitor fills the control switch of energy to igniter head 500.
Detection circuit board of the present invention connects igniter head 500, and igniter head 500 can be replaced at any time, be conducive to multiple
The inductance degree of igniter head is detected, and signal acquisition module 300 is close to igniter head 500, convenient for detecting the detonation shape of igniter head 500
State, by after 500 detection circuit for access plate of igniter head, the detection circuit board is arranged in igniter head mounting base 200 testing staff
On, it is only necessary to detonation voltage and burst time are changed by input module 101, can be tested by detection, determine the electricity of igniter head
Sensitivity relevant information, the control switch can be controlled using manual mode or automatic mode, the detonation voltage and
The change of quick-fried time can be changed automatically by detecting host 100, and intelligence degree is high, easy to operate；And signal is adopted
Collection module 300 not only can determine whether igniter head 500 detonates, but also can have clocking capability, can finish when storage capacitor fills,
When control switch is opened, signal acquisition module 300 starts timing, and when igniter head 500 detonates, signal acquisition module 300 stops meter
When, it determines the practical burst time, convenient for judging whether to detonate within the setting burst time, improves detection efficiency, furthermore
Detection host 100 and inductance degree test module separately design, and improve safety when detection work.
As shown in Fig. 2, the detection host 100 further includes main control chip 401, the main control chip 401 respectively with it is defeated
Enter module 101, display module 102 and control chip 402 to connect；The control chip 402 respectively with storage capacitor, control switch
And signal acquisition module 300 connects.
In use, operator inputs burst time and detonation voltage by input module 101, and correlation is believed
Breath passes to main control chip 401, and main control chip 401 gives the detonation voltage transmission of acquisition to control chip 402, controls chip 402
Fill according to detonation voltage control storage capacitor and can arrive given voltage, control chip 402 controls control switch and is closed, and then reach to
Igniter head 500 fills the purpose that can be discharged；After storage capacitor reaches specified capacitance, control switch is opened, and igniter head 500, which fills, to be put
Electricity detonates, and after the completion of storage capacitor electric discharge, control switch closure avoids storage capacitor continuous discharge, and signal acquisition
Module 300 has clocking capability, and control switch, which will be opened while controlling chip 402, the burst time to be transferred to signal acquisition module
300, signal acquisition module 300 starts timing, until stopping timing again beyond burst time or the detonation of igniter head 500；Signal
Obtained fuzing information and clocking information are fed back to control chip 402 by acquisition module 300, and control chip 402 again passes signal
Main control chip 401 is given, if igniter head 500 fails to detonate beyond the burst time, then main control chip 401 re-enters new detonation
Time and detonation voltage are detected, and main control chip 401 controls the record of display module 102 simultaneously if igniter head 500 realizes detonation
Show current burst time and detonation voltage；It, can be directly in control chip when signal acquisition module 300 does not have clocking capability
402 are equipped with clocking capability.
Burst time and detonation voltage can carry out artificial mode and input in the present invention, can also pass through main control chip
401 are changed automatically, and the control chip 402 can be set also can be set in detection circuit board in detection host 100.
Described igniter head 500 is connect by welding manner with detection circuit board, and the detection circuit board is equipped with connection weldering
Disk, the connection pad can be replaced, and avoided damage detection circuit board, saved use cost.
The signal acquisition module 300 includes photosensitive sensor and/or acoustic sensor, is conducive to more accurately judge a little
Whether duration and degree of heating 500 detonates.
The input module 101 includes input keyboard and the input keyboard circuit control panel connecting with input keyboard, is convenient for
Input detonation voltage and burst time.
The display module 102 include data display screen and with data display screen control panel, convenient for the reading of testing result.
As shown in Figure 3 and Figure 4, the present invention also provides a kind of detection method method of igniter head inductance degree detection device,
The following steps are included:
1) 500 detection circuit for access plate of igniter head；
2) detection host 100 inputs detonation voltage V, storage capacitor energy storage to detection circuit board, and gives signal acquisition module
The burst time T of 300 setting collecting signals, control switch are opened, and storage capacitor fills energy to igniter head 500；
If 3) igniter head 500 detonates in burst time T, signal acquisition module 300 is collected into time break, and to detection
100 feedback signal of host, control switch are closed, and detection host 100 records and shows current detonation voltage V and burst time
T terminates detection, if igniter head 500 does not detonate in basic burst time T, signal acquisition module 300 does not detect detonation
Signal then goes to step 4)；
4) control switch is closed, and shortens original burst time T, obtains new burst time T, repeats step 2) and step
3) it, such as keeps original burst time T constant, then goes to step 5)；
5) control switch is closed, and increases original detonation voltage V, obtains new detonation voltage V, repeats step 2), step
And step 4) 3).The detonation voltage V initial setting is 5V, and the burst time T is tentatively 40ms, the detonation voltage
Detecting maximum value is preferably 20V, is conducive to the safety and accuracy that improve detection test, effectively reduces test number (TN), mention
High detection efficiency.Never detonate in the case where, when burst time T be 0, and detonate voltage V be 25V, judge igniter head
It breaks down, stops detection.
The detonation voltage V and burst time T is set all in accordance with safe handling actual conditions, the detonation voltage
The setting of the size of V and burst time T is determined according to the actual needs of testing staff, need to guarantee the safety of detection process,
Initial detonation voltage need to be less than practical detonation voltage, and the initial burst time need to be greater than the practical burst time.
Embodiment 2: step 1-3) it is identical as embodiment, step 4) replaces with control switch closing, increases original detonation
Voltage V obtains new detonation voltage V, repeats step 2) and step 3), and such as original quick-fried voltage V is constant, then goes to step
5)；
Step 5) replaces with control switch closing, shortens original burst time T, obtains new burst time T, repeats to walk
It is rapid 2), step 3) and step 4)
It is set time t that original burst time T, which shortens time size, and the original detonation voltage V increases electricity
Pressure size is fixed voltage v, and the size of the set time t and fixed voltage v is set according to detection actual needs, institute
The 5ms that is preferably sized to of set time t is stated, the fixed voltage v's is preferably sized to 1V, convenient for determining the practical voltage that detonates
And the burst time.
Of the present invention to be not limited to embodiment described in specific embodiment, those skilled in the art are according to the present invention
Technical solution obtain other embodiments, also belong to the scope of the technical innovation of the present invention.Obvious those skilled in the art
Various changes and modifications can be made to the invention by member without departing from the spirit and scope of the present invention.If in this way, of the invention
These modifications and variations belong within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to encompass these changes
Including modification.
Claims (10)
1. a kind of igniter head inductance degree detection device, which is characterized in that including detection host (100) and with detection host (100)
The inductance degree test module of connection；Input module (101) and display module (102) are connected on the detection host (100)；
The inductance degree test module includes igniter head mounting base (200), is mounted on signal acquisition module on igniter head mounting base (200)
(300) and the detection circuit board for connecting igniter head (500), the detection circuit board include for filling to igniter head (500)
The storage capacitor and control storage capacitor of energy fill the control switch of energy to igniter head (500).
2. igniter head inductance degree detection device according to claim 2, which is characterized in that the detection host (100)
Composition include main control chip (401) and control chip (402), the main control chip (401) respectively with input module (101),
Display module (102) and control chip (402) connection；The control chip (402) respectively with the storage capacitor of detection circuit board,
Control switch and signal acquisition module (300) connection.
3. igniter head inductance degree detection device according to claim 1 or 2, which is characterized in that described igniter head (500)
It is connect by welding manner with detection circuit board, the detection circuit board is equipped with connection pad.
4. igniter head inductance degree detection device according to claim 1 or 2, which is characterized in that the signal acquisition module
It (300) include photosensitive sensor and/or acoustic sensor.
5. igniter head inductance degree detection device according to claim 1 or 2, which is characterized in that the input module (101)
Including input keyboard and the input keyboard circuit control panel being connect with input keyboard.
6. igniter head inductance degree detection device according to claim 1 or 2, which is characterized in that the display module (102)
Including data display screen and with data display screen control panel.
7. a kind of detection method of igniter head inductance degree detection device as described in any one of claim 1-6 claim,
It is characterized in that, comprising the following steps:
1) igniter head (500) detection circuit for access plate；
2) detection host (100) inputs detonation voltage V, storage capacitor energy storage to detection circuit board, and signal is given in detection host (100)
The burst time T of collecting signal is arranged in acquisition module (300), and then control switch is opened, and storage capacitor is filled to igniter head (500)
Energy；
If 3) igniter head (500) detonates in burst time T, signal acquisition module (300) is collected into time break, and to detection
Host (100) feedback signal, control switch are closed, when detection host (100) records and shows current detonation voltage V with detonation
Between T, terminate detection, if igniter head (500) does not detonate in basic burst time T, signal acquisition module (300) is not detected
To time break, then step 4) is gone to；
4) control switch is closed, and shortens original burst time T, obtains new burst time T, repeats step 2) and step 3),
Holding burst time T as original is constant, then goes to step 5)；
5) control switch is closed, and increases original detonation voltage V, obtains new detonation voltage V, repeat step 2), step 3) and
Step 4).
8. electric detonator igniter head inductance degree detection method according to claim 7, which is characterized in that step 4) and step
5) another scheme are as follows:
4) control switch is closed, and increases original detonation voltage V, obtains new detonation voltage V, repeats step 2) and step 3),
Detonation voltage V as original is constant, then goes to step 5)；
5) control switch is closed, and shortens original burst time T, obtains new burst time T, repeat step 2), step 3) and
Step 4).
9. electric detonator igniter head inductance degree detection method according to claim 7 or 8, which is characterized in that described original
To shorten time size be set time t burst time T, it is fixed voltage that described original quick-fried voltage V, which increases voltage swing,
v。
10. electric detonator igniter head inductance degree detection method according to claim 7 or 8, which is characterized in that described rises
Quick-fried voltage V initial setting is 5-25V, and the burst time T is tentatively 0-2s；Never detonate in the case where, when rise
Quick-fried time T is 0, and the voltage V that detonates is 25V, judges that igniter head breaks down, stops detection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910466988.3A CN110186338A (en) | 2019-05-31 | 2019-05-31 | A kind of igniter head inductance degree detection device and detection method |
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| CN201910466988.3A CN110186338A (en) | 2019-05-31 | 2019-05-31 | A kind of igniter head inductance degree detection device and detection method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110926283A (en) * | 2019-09-10 | 2020-03-27 | 贵州全安密灵科技有限公司 | Ignition head bridgewire brightness testing device |
| CN111637803A (en) * | 2020-06-05 | 2020-09-08 | 无锡盛景电子科技有限公司 | Ignition sensitivity inspection device and test method |
| CN113639600A (en) * | 2021-08-16 | 2021-11-12 | 北京桓安芯数技术有限公司 | Ignition head ignition performance detector and detection method |
| CN114754638A (en) * | 2022-04-19 | 2022-07-15 | 华东光电集成器件研究所 | Digital detonator sensitivity test device and method |
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| US9618309B2 (en) * | 2014-04-28 | 2017-04-11 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus and electric primer output data testing method |
| CN108474637A (en) * | 2015-11-04 | 2018-08-31 | 达韦·比克福德 | Electric detonator ignition method and electric detonator |
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| US9618309B2 (en) * | 2014-04-28 | 2017-04-11 | The United States Of America As Represented By The Secretary Of The Navy | Apparatus and electric primer output data testing method |
| CN108474637A (en) * | 2015-11-04 | 2018-08-31 | 达韦·比克福德 | Electric detonator ignition method and electric detonator |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110926283A (en) * | 2019-09-10 | 2020-03-27 | 贵州全安密灵科技有限公司 | Ignition head bridgewire brightness testing device |
| CN111637803A (en) * | 2020-06-05 | 2020-09-08 | 无锡盛景电子科技有限公司 | Ignition sensitivity inspection device and test method |
| CN111637803B (en) * | 2020-06-05 | 2022-10-21 | 无锡盛景微电子股份有限公司 | Method for testing fire sensitivity of medicine head |
| CN113639600A (en) * | 2021-08-16 | 2021-11-12 | 北京桓安芯数技术有限公司 | Ignition head ignition performance detector and detection method |
| CN114754638A (en) * | 2022-04-19 | 2022-07-15 | 华东光电集成器件研究所 | Digital detonator sensitivity test device and method |
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