CN207556376U - A kind of electronics flying plate detonator - Google Patents

A kind of electronics flying plate detonator Download PDF

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Publication number
CN207556376U
CN207556376U CN201721283680.8U CN201721283680U CN207556376U CN 207556376 U CN207556376 U CN 207556376U CN 201721283680 U CN201721283680 U CN 201721283680U CN 207556376 U CN207556376 U CN 207556376U
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China
Prior art keywords
medicine
detonator
interior cap
excitation
electronic chip
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CN201721283680.8U
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Chinese (zh)
Inventor
马宏昊
沈兆武
杨明
周国安
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University of Science and Technology of China USTC
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University of Science and Technology of China USTC
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Abstract

The utility model discloses a kind of electronics flying plate detonators, are made of shell, main charge, excitation medicine and electronic chip, and the electronic chip output terminal contacts, and be sealed in interior cap with excitation medicine in interior cap, makes space-closed where medicine head.It is the main charge of detonator below interior cap, main charge is identical with existing detonator main charge technology.When electronic chip output terminal igniter wire is heated ignite igniter wire medicine head or the heating of output terminal resistance heating, excitation medicine, which burns, after the excitation medicine that ignites, in interior cap generates high pressure gas, and high-speed motion film flying is formed on cap bottom in shearing, impacts detonator base charge, detonating primer.Delayed using chip controls, using attenuation effects detonator, made without priming in electric detonator, so as to solve the safety of the electric detonator containing priming and pollution problem.

Description

A kind of electronics flying plate detonator
Technical field
The utility model is related to technology for detonators fields, and in particular to a kind of electronics flying plate detonator.
Background technology
Electric detonator utilizes electronic chip to realize the detonation of detonator and delay to control, may be programmed since electronic chip has, The advantages of anti-stray electrical, electric detonator have precision more higher than general chemistry delay detonator and safety.Generally, electronics core Piece welds on circuit boards, and circuit board both sides are connected respectively with the element of external time break (such as payment to a porter) and resistance (igniter wire). In terms of mechanism, the electrode into circuit board imports time break to electronic chip, after chip receives time break, by pre- If delaying the time, output current, igniting the medicine head in igniter wire or makes resistance heating.As it can be seen that chip primarily serves the function of control, It is completed by powder charge in detonator detonation part.At present, electric detonator is mainly combined with priming technology for detonators, i.e.,:Igniter wire medicine head Or resistance is contacted with priming, ignition powder head or heating resistance ignite priming, and then detonating primer.And priming detonator includes Priming is related to a large amount of safety problems and pollution problem.
Utility model content
The purpose of the utility model is to provide a kind of electronic chip detonator skills being combined with nonpriming material detonator technology Art is delayed using chip controls, using attenuation effects detonator, is made without priming in electric detonator, so as to solve containing priming Electric detonator safety and because of the pollution problem that brings of priming production.
The technical solution of the utility model is as follows:A kind of electronics flying plate detonator, including shell, main charge, excitation medicine and electricity Sub- chip, the electronic chip output terminal contact, and be sealed in interior cap with excitation medicine in interior cap, make the medicine head institute of excitation medicine In space-closed, interior cap lower section is the main charge of detonator.
Further, bridge both can be used in the electronic chip conventional die general for electric detonator, chip output Silk medicine dosing port form, can also be used resistance heating form, and chip output all excites medicine phases to contact in interior cap.
Further, the main charge is one or both of RDX, HMX, TNT, PETN explosive or two or more mixing Explosive.
Further, commercially available finished product ignition charge also can be used directly in the excitation medicine:Black powder, nitrocotton, double-base powder, More base medicines, silicon systems ignition charge, tungsten mooring points gunpowder, boron mooring points gunpowder, molybdenum system ignition charge, copper system ignition charge or antimony mooring points gunpowder.
Further, the interior cap can be by metal material:Iron, copper, aluminium, tin or lead are made;Or by nonmetallic materials:Modeling Material, curing materials, carbon material or fibrous material are made;Or it is made of composite material.
Compared with prior art, advantage is the utility model:
(1) electronic chip control technology is combined by the utility model with flying plate detonator detonating technique, designed electronics Flying plate detonator had not only had the characteristics that electric detonator precision height, strong antijamming capability, but also with fling chip detonator without priming, peace Quan Xinggao, it is environmental-friendly the advantages of, comprehensive performance greatly improves.
(2) ripe, the designed electronics flying plate detonator of the involved electronic chip of the utility model, film flying element It is produced using existing enterprise's condition, there is the possibility of large-scale production.
It is described further below by embodiment and attached drawing.
Description of the drawings
Fig. 1 is a kind of example structure schematic diagram of film flying electric detonator described in the utility model.
Fig. 2 is another example structure schematic diagram of film flying electric detonator described in the utility model.
Reference numeral meaning is in figure:1 is payment to a porter, and 2 be printed circuit board, and 3 be shell, and 4 be interior cap, and 5 be igniter wire, and 6 are Medicine is excited, 7 be main charge, and 8 be resistance.
Specific embodiment
Embodiment 1:
It is a kind of fling chip electric detonator structure diagram in Fig. 1.Payment to a porter 1 is introduced through printed circuit board 2 inside detonator, Two electrodes inputted with printed circuit board 2 where electronic chip are connect, and electronic chip output terminal is to wrap up in the igniter wire 5 with medicine head, Igniter wire 5 is contacted with the excitation medicine 6 in interior cap 4, and is each attached to the shell 3 of detonator.
Shown in Fig. 1, shell 3 is cylindrical shell, and iron, surface is smooth, flawless, sand holes, compact dimensions:Outer diameter 7mm, wall thickness 0.2mm, high 150mm.Interior cap 4 is iron, outer diameter 6.5mm, wall thickness 0.2mm, length 12mm.The main dress in 3 bottom of shell Medicine 7 is PETN.Medicine 6 is excited by RDX and KClO3By 85%:15% composition, filling height are 10mm.
The electronic detonator initiating process is:When initiation current signal is entered by payment to a porter 1 in detonator, and start electronics first Chip, after the preset extension time, for output current through igniter wire 5 and ignition powder head, medicine head lights excitation medicine 6 after burning, by In the small space being limited in interior cap in excitation medicine 6,4 bottom of cap is formed in the high pressure gas shearing that the excitation burning of medicine 6 generates High-speed motion film flying, the main charge 7 of film flying Impact Initiation detonator bottom realize blasting cap initiation.
Embodiment 2:
In Fig. 2, the other elements are same as Example 1, different, the igniting of used 5 ignition powder head of igniter wire Mode rely instead upon resistance 8 fever ignite excitation medicine 6, meanwhile, interior cap 4 is improved to variable cross-section form, other same.
Segment outer radius is 6.5mm, wall thickness 0.2mm, length 10mm on cap in variable cross-section;Lower part outer diameter 5.6mm, wall thickness 0.2mm, length 4mm.Excite medicine filling height 11mm.

Claims (5)

1. a kind of electronics flying plate detonator, including shell (3), main charge (7), excitation medicine (6) and electronic chip, it is characterised in that: The electronic chip output terminal contacts, and be sealed in interior cap (4) with excitation medicine (6) in interior cap (4), makes excitation medicine (6) Space-closed where medicine head, interior cap (4) lower section are the main charges (7) of detonator.
2. a kind of electronics flying plate detonator according to claim 1, it is characterised in that:The electronic chip is electric detonator Igniter wire medicine dosing port form had both can be used in general conventional die, chip output, and resistance heating form, chip output can also be used End all excites medicine phases to contact in interior cap.
3. a kind of electronics flying plate detonator according to claim 1, it is characterised in that:The main charge (7) be RDX, HMX, One or both of TNT, PETN explosive or two or more composite explosives.
4. a kind of electronics flying plate detonator according to claim 1, it is characterised in that:The excitation medicine (6) also can be direct Use commercially available finished product ignition charge:Black powder, nitrocotton, double-base powder, more base medicines, silicon systems ignition charge, tungsten mooring points gunpowder, boron mooring points fire Medicine, molybdenum system ignition charge, copper system ignition charge or antimony mooring points gunpowder.
5. a kind of electronics flying plate detonator according to claim 1, it is characterised in that:The interior cap (4) can be by metal material: Iron, copper, aluminium, tin or lead are made;Or by nonmetallic materials:Plastics, curing materials, carbon material or fibrous material are made;Or It is made of composite material.
CN201721283680.8U 2017-09-30 2017-09-30 A kind of electronics flying plate detonator Active CN207556376U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721283680.8U CN207556376U (en) 2017-09-30 2017-09-30 A kind of electronics flying plate detonator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721283680.8U CN207556376U (en) 2017-09-30 2017-09-30 A kind of electronics flying plate detonator

Publications (1)

Publication Number Publication Date
CN207556376U true CN207556376U (en) 2018-06-29

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109780949A (en) * 2019-03-13 2019-05-21 山东圣世达化工有限责任公司 The industrial digital electric detonator and its production method of customization
CN110487135A (en) * 2019-09-09 2019-11-22 中国科学技术大学 Permitted Detonator for Coal Mining electric detonator
CN111211021A (en) * 2020-01-09 2020-05-29 四川蓝狮科技有限公司 Miniature gas generator of quick fusing device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109780949A (en) * 2019-03-13 2019-05-21 山东圣世达化工有限责任公司 The industrial digital electric detonator and its production method of customization
CN110487135A (en) * 2019-09-09 2019-11-22 中国科学技术大学 Permitted Detonator for Coal Mining electric detonator
CN111211021A (en) * 2020-01-09 2020-05-29 四川蓝狮科技有限公司 Miniature gas generator of quick fusing device

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