CN102865785A - Detonator blasting system based on electronic delay body - Google Patents
Detonator blasting system based on electronic delay body Download PDFInfo
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- CN102865785A CN102865785A CN2012103663695A CN201210366369A CN102865785A CN 102865785 A CN102865785 A CN 102865785A CN 2012103663695 A CN2012103663695 A CN 2012103663695A CN 201210366369 A CN201210366369 A CN 201210366369A CN 102865785 A CN102865785 A CN 102865785A
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Abstract
The invention discloses a detonator blasting system based on an electronic delay body. The detonator blasting system comprises a detonating primer and an electronic delay body detonator which are connected through a power line, wherein the electronic delay body detonator replaces a chemical delay agent by employing the electronic delay body, and the chemical agent pollution in the production process and the lead pollution in the blasting site are eliminated; and meanwhile, in order to keep the simplicity and reliability of the blasting system, a complex communication protocol is not adopted between the detonating primer and the electronic delay body detonator, the detonating primer starts to supply power, the electronic delay body detonator starts self-checking, a self-checking state output circuit respectively switches different circuits in the self-checking process and during normal and abnormal self-checking under control of a digital control circuit, so that the current on the power line is changed, and the detonating primer obtains the state of the electronic delay body detonator through a mode of detecting the current on the power line; and therefore, the problem that the conventional detonator system communicates through a complex communication protocol so as to cause complicated redundancy of the system is solved.
Description
Technical field
The present invention relates to priming system and electronic technology field, particularly a kind of detonator blasting system based on electronic delay element.
Background technology
Present delay detonator adopts chemical delay agent mostly, and by adjusting reagent combination, the can lead pipe carries out multi-drawing, forms to cut after multicore lead prolongs body, and the detonator of packing into carries out waist to be pinched, and is assembled into delay detonator.According to the characteristic that chemical agent is delayed, some time periods have been formulated, to realize different defer times.Because the discrete feature of chemical agent, the medicine of equal length prolongs between the body, and the defer time deviation is very large, and string section phenomenon often appears in high delay number delay detonator, causes product rejection.In addition, the lead contamination that causes of chemical delay agent is very serious.
The appearance of electronic delay element, fundamentally solved the problem of chemical delay agent lead contamination, efficiently solve the excessive problem of defer time deviation, but existing electronic delay element detonator is in order to reach high accuracy, when function is strengthened, also caused numerous and diverse redundancy of system, such as adopting complicated communications protocol etc., and such system cost is high, and general user's request need not be selected so complicated system at all.
Summary of the invention
The objective of the invention is, solve the problem of chemical delay agent lead contamination, and complicated communications protocol causes the problem of the numerous and diverse redundancy of system.For achieving the above object, the invention provides a kind of detonator blasting system based on electronic delay element, comprise the initiator and the electronic delay element detonator that connect by power line, described electronic delay element detonator comprises digital control circuit, self check State-output circuit, described self check State-output circuit by metal-oxide-semiconductor 1 and with the supporting resistance R 1 of metal-oxide-semiconductor 1, metal-oxide-semiconductor 2 and form with the supporting resistance R 2 of metal-oxide-semiconductor 2.Initiator is given described electronic delay element detonator power supply by power line, and voltage is U, and after initiator began power supply, the electronic delay element detonator entered automatic testing process.Digital control circuit sends control signal, conducting metal-oxide-semiconductor 1, disconnect metal-oxide-semiconductor 2, resistance R 1 is parallel in the circuit, initiator can detect output current and increase U/R1, by selecting the suitable resistance R 1 of resistance, so that the electric current U/R1 that increases is much larger than the running current of electronic delay element detonator, the output current that obviously increases is known initiator, the electronic delay element detonator is arranged just in self check; If self check is normal, then digital control circuit sends control signal, disconnects metal-oxide-semiconductor 1 and metal-oxide-semiconductor 2, and initiator passes through to detect the variation of output current, just can know, detonator has been finished self check, and function is normal; If self check is unusual, then digital control circuit sends control signal, disconnect metal-oxide-semiconductor 1, conducting metal-oxide-semiconductor 2, resistance R 2 is parallel in the circuit, initiator can detect output current and increase U/R2, by selecting the suitable resistance R 2 of resistance, so that the electric current U/R1 that the electric current U/R2 that increases increases in the process of self-test, the output current that obviously increases is known initiator, there is the self check of electronic delay element detonator unusual, need to carries out fault location.
Preferably, the detonator of described electronic delay element also comprises holding circuit; one end connecting power line; one end connects self check State-output circuit, is described detonator blasting system based on electronic delay element, realizes anti-direct current, anti-interchange, anti-stray current, antistatic protection function.
Preferably, the detonator of described electronic delay element also comprises rectifier bridge; one end connects holding circuit, and an end connects self check State-output circuit, the polarity translation function of rectifier bridge; after guaranteeing any polarity access of power line, all fix positive negative output, provide correct power supply, earth signal to late-class circuit.
As shown from the above technical solution, the present invention has following beneficial effect:
1. by adopting electronic delay element, replace chemical delay agent, stop that chemical agent in the production process pollutes and the lead contamination at explosion scene;
2. in order to keep simplifying and reliability of blasting system, do not adopt complicated communications protocol between initiator and the electronic delay element detonator.Initiator begins power supply, the electronic delay element detonator begins self check, under the control of digital control circuit, self check State-output circuit respectively in process of self-test, when self check is normal, when self check is unusual, switch different circuit, thereby change the electric current on the power line, initiator is by detecting the mode of electric current on the power line, know the state of electronic delay element detonator, adopt complicated communications protocol communication to cause the problem of the numerous and diverse redundancy of system thereby solved existing detonator system.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the composition schematic diagram of the detonator blasting system based on electronic delay element of the present invention.
Fig. 2 be self check State-output the electric circuit constitute of the present invention and with the schematic diagram of system's annexation.
Fig. 3 is the composition schematic diagram of optimizing based on the detonator blasting system of electronic delay element of the present invention.
Fig. 4 is of the present invention based on the more excellent composition schematic diagram of the detonator blasting system of electronic delay element.
The specific embodiment
As shown in Figure 1, be the composition schematic diagram of the detonator blasting system based on electronic delay element of the present invention.Described detonator blasting system based on electronic delay element comprises the initiator 100 and the electronic delay element detonator 200 that connect by power line.In the actual mechanical process, each initiator 100 connects a plurality of electronic delay element detonators 200 by networking.Electronic delay element detonator 200 comprises digital control circuit 21, self check State-output circuit 22.
As shown in Figure 2, for self check State-output the electric circuit constitute of the present invention and with the schematic diagram of system's annexation.Self check State-output circuit 22 parts as electronic delay element detonator 200, an end is connected with initiator 100 by power line, other end linking number word control circuit 21.Self check State-output circuit 22 is managed 1 supporting resistance R 1 by metal-oxide-semiconductor 1 and with M0S, metal-oxide-semiconductor 2 and form with the supporting resistance R 2 of metal-oxide-semiconductor 2.To 200 power supplies of electronic delay element detonator, voltage is U to initiator 100 by power line, and after initiator 100 began power supply, electronic delay element detonator 200 entered automatic testing process.Digital control circuit 21 sends control signal, conducting M0S pipe 1, disconnect metal-oxide-semiconductor 2, resistance R 1 is parallel in the circuit, initiator 100 can detect output current and increase U/R1, by selecting the suitable resistance R 1 of resistance, so that the electric current U/R1 that increases is much larger than the running current of electronic delay element detonator 200, the output current that obviously increases is known initiator 100, the electronic delay element detonator is arranged just in self check; If self check is normal, then digital control circuit 21 sends control signal, disconnects M0S pipe 1 and metal-oxide-semiconductor 2, and initiator 100 passes through to detect the variation of output current, just can know, electronic delay element detonator 200 has been finished self check, and function is normal; If self check is unusual, then digital control circuit 21 sends control signal, disconnect M0S pipe 1, conducting M0S pipe 2, resistance R 2 is parallel in the circuit, initiator 100 can detect output current and increase U/R2, by selecting the suitable resistance R 2 of resistance, so that the electric current U/R1 that the electric current U/R2 that increases increases in the process of self-test, the output current that obviously increases is known initiator 100, there are 200 self checks of electronic delay element detonator unusual, need to carry out fault location.
For example, initiator 100 connects 200 electronic delay element detonators 200.Supply voltage U is 12V, and resistance R 1 is 6K Ω, and resistance R 2 is 2.4K Ω.After initiator 100 begins power supply, electronic delay element detonator 200 enters automatic testing process, digital control circuit 21 sends control signal, conducting MOS switch 1, disconnect MOS switch 2, on the power line by the load resistance R1 of a 6k Ω in parallel, power supply 12V, at the initiator end, then can detect output current and strengthen 2mA, and the running current of electronic delay element detonator 200 is about 20uA, the total current of the sub-delay element detonator of 200 generatings work is exactly 4mA, thereby the output current that obviously increases is known initiator, the electronic delay element detonator is arranged just in self check; If self check is normal, then digital control circuit 21 sends control signal, disconnects MOS switch 1 and MOS switch 2, and initiator 100 passes through to detect the variation of output current, just can know, the electronic delay element detonator has been finished self check, and function is normal; If self check is unusual, then digital control circuit 21 sends control signal, disconnects MOS switch 1, conducting MOS switch 2, on the power line by the resistance R 2 of a 2.4k Ω in parallel, power supply 12V at the initiator end, then can detect output current and strengthen 5mA, the output current 2mA that increases during with respect to the self check of electronic delay element detonator, the output current that obviously increases is known initiator, has the self check of electronic delay element detonator unusual, need to carry out fault location.
As shown in Figure 3, be the composition schematic diagram of optimizing based on the detonator blasting system of electronic delay element of the present invention.The detonator 200 of electronic delay element; also comprise holding circuit 23, one end connecting power lines, an end connects self check State-output circuit 22; be described detonator blasting system based on electronic delay element, realize anti-direct current, anti-interchange, anti-stray current, antistatic protection function.
As shown in Figure 4, for of the present invention based on the more excellent composition schematic diagram of the detonator blasting system of electronic delay element.The detonator 200 of electronic delay element comprises that also rectifier bridge 24, one ends connect holding circuit 23; one end connects self check State-output circuit 22, and the polarity translation function of rectifier bridge 24 is after any polarity access of assurance power line; all fix positive negative output, provide correct power supply, earth signal to late-class circuit.
In sum, the present invention replaces chemical delay agent by adopting electronic delay element, stops that chemical agent in the production process pollutes and the lead contamination at explosion scene; Simultaneously, in order to keep simplifying and reliability of blasting system, do not adopt complicated communications protocol between initiator and the electronic delay element detonator, initiator begins power supply, the electronic delay element detonator begins self check, under the control of digital control circuit, self check State-output circuit is respectively in process of self-test, when self check is normal, when self check is unusual, switch different circuit, thereby the electric current on the change power line, initiator is known the state of electronic delay element detonator by detecting the mode of electric current on the power line, adopts complicated communications protocol communication to cause the problem of the numerous and diverse redundancy of system thereby solved existing detonator system.
It should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not limit it, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment or be equal to replacement technical scheme of the present invention, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solution of the present invention.
Claims (3)
1. the detonator blasting system based on electronic delay element comprises the initiator and the electronic delay element detonator that connect by power line, it is characterized in that:
Described electronic delay element detonator comprises digital control circuit, self check State-output circuit;
Described self check State-output circuit by metal-oxide-semiconductor 1 and with the supporting resistance R 1 of metal-oxide-semiconductor 1, metal-oxide-semiconductor 2 and form with the supporting resistance R 2 of metal-oxide-semiconductor 2;
Initiator is given described electronic delay element detonator power supply by power line, and voltage is U, and after initiator began power supply, the electronic delay element detonator entered automatic testing process;
Digital control circuit sends control signal, conducting metal-oxide-semiconductor 1, disconnect metal-oxide-semiconductor 2, resistance R 1 is parallel in the circuit, initiator can detect output current and increase U/R1, by selecting the suitable resistance R 1 of resistance, so that the electric current U/R1 that increases is much larger than the running current of electronic delay element detonator, the output current that obviously increases is known initiator, the electronic delay element detonator is arranged just in self check;
If self check is normal, then digital control circuit sends control signal, disconnects metal-oxide-semiconductor 1 and metal-oxide-semiconductor 2, and initiator passes through to detect the variation of output current, just can know, the electronic delay element detonator has been finished self check, and function is normal;
If self check is unusual, then digital control circuit sends control signal, disconnect metal-oxide-semiconductor 1, conducting metal-oxide-semiconductor 2, resistance R 2 is parallel in the circuit, initiator can detect output current and increase U/R2, by selecting the suitable resistance R 2 of resistance, so that the electric current U/R1 that the electric current U/R2 that increases increases in the process of self-test, the output current that obviously increases is known initiator, there is the self check of electronic delay element detonator unusual, need to carries out fault location.
2. the detonator blasting system based on electronic delay element according to claim 1 is characterized in that:
The detonator of described electronic delay element also comprises holding circuit, and an end connecting power line, an end connect self check State-output circuit, are described detonator blasting system based on electronic delay element, realize anti-direct current, anti-interchange, anti-stray current, antistatic protection function.
3. the detonator blasting system based on electronic delay element according to claim 2 is characterized in that:
The detonator of described electronic delay element also comprises rectifier bridge, and an end connects holding circuit; one end connects self check State-output circuit, and the polarity translation function of rectifier bridge is after any polarity access of assurance power line; all fix positive negative output, provide correct power supply, earth signal to late-class circuit.
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| CN201210366369.5A CN102865785B (en) | 2012-09-28 | 2012-09-28 | A kind of detonator blasting system based on electronic delay element |
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| CN201210366369.5A CN102865785B (en) | 2012-09-28 | 2012-09-28 | A kind of detonator blasting system based on electronic delay element |
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| CN102865785B CN102865785B (en) | 2015-12-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249088A (en) * | 2016-09-18 | 2016-12-21 | 中国运载火箭技术研究院 | A kind of spacecraft priming system circuit electronics equivalence test device |
| CN115289924A (en) * | 2022-10-08 | 2022-11-04 | 上海芯飏科技有限公司 | System, method, equipment and medium for improving antistatic interference capability of electronic detonator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106249088A (en) * | 2016-09-18 | 2016-12-21 | 中国运载火箭技术研究院 | A kind of spacecraft priming system circuit electronics equivalence test device |
| CN106249088B (en) * | 2016-09-18 | 2018-12-21 | 中国运载火箭技术研究院 | A kind of equivalent test device of spacecraft priming system route electronics |
| CN115289924A (en) * | 2022-10-08 | 2022-11-04 | 上海芯飏科技有限公司 | System, method, equipment and medium for improving antistatic interference capability of electronic detonator |
| CN115289924B (en) * | 2022-10-08 | 2022-12-02 | 上海芯飏科技有限公司 | System, method, equipment and medium for improving antistatic interference capability of electronic detonator |
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| CN102865785B (en) | 2015-12-16 |
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