CN2062037U - Single cap type igniterless instant detonator - Google Patents
Single cap type igniterless instant detonator Download PDFInfo
- Publication number
- CN2062037U CN2062037U CN90211681U CN90211681U CN2062037U CN 2062037 U CN2062037 U CN 2062037U CN 90211681 U CN90211681 U CN 90211681U CN 90211681 U CN90211681 U CN 90211681U CN 2062037 U CN2062037 U CN 2062037U
- Authority
- CN
- China
- Prior art keywords
- medicine
- priming
- cap
- detonator
- alms giver
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/10—Initiators therefor
- F42B3/12—Bridge initiators
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Medicinal Preparation (AREA)
Abstract
The utility model belongs to an igniting supply used for engineering igniting, in particular to a single cap type igniterless instant detonator. The utility model is characterized in that a reinforcing cap provided with a transmission hole is used to replace an inner tube or a double reinforcing cap structure in an existing igniterless instant detonator. The utility model not only can ensure the ignition of the detonator, but also has the advantages of simple structure of the detonator and the low cost of products.
Description
The utility model belongs to the initiating equipment that a kind of engineering explosion is used, particularly a kind of single cap type non-priming instantaneous cap.
Enter the late nineteen eighties, nonpriming material detonator not only is used widely in the civil engineering explosion, and beginning is used in technical fields such as military engineering explosion.The advantage of this detonator is to have overcome preferably in traditional industrial detonator because of adopting shortcomings such as contaminated wastewater that priming causes and poor stability, but also there is following problem: can detonate really in order to guarantee nonpriming material detonator, all need in detonator, to be provided with one and have the interior pipe of flash hole or the strengthening cap of two band flash holes, thereby manufacturing process is complicated, product integrated cost expense is all a little more than traditional industrial detonator that contains priming, and the detonator miniaturization issues also is difficult for solving, and the scope that makes it promotion and implementation has been subjected to certain restriction.How to simplify the structure of existing nonpriming material detonator, the cost of reduction product, become the higher key subject of difficulty that needs to be resolved hurrily in the current initiating equipment field.
The purpose of this utility model is for overcoming the shortcoming of prior art, and a kind of single cap type non-priming instantaneous cap is provided, and it not only can guarantee detonating really of detonator, and detonator structure is simple, and product cost is low, can satisfy industrial production requirement.
Single cap type non-priming instantaneous cap according to the utility model making, it mainly comprises alms giver's medicine, the igniting element (electric igniting element or non-electric nonel tube element) of housing, secondary explosive, transitional medicine, non-priming, it is characterized in that between transitional medicine and alms giver's medicine, being provided with a strengthening cap that has flash hole, strengthening cap is withheld above transitional medicine, its flash hole upwards, alms giver's medicine of the top filling non-priming of strengthening cap, igniting element directly inserts in alms giver's medicine or is assemblied in the top of alms giver's medicine; Also can be as required above alms giver's medicine of non-priming, load ignition charge, again with in the gunpowder of the direct insertion point of igniting element or be assemblied in the top of ignition charge.The utility model is a constraints of utilizing constraints that alms giver's medicine of igniting element and ignition charge or non-priming complements each other to form and strengthening cap and transitional medicine to complement each other to form, make the powder charge of detonator transfer detonation to by burning reliably, detonator structure can be simplified thereby reach, the purpose that detonator detonates really can be guaranteed again.
The utility model compared with prior art, its remarkable advantage is: (1) only is provided with a strengthening cap.Product structure is simple, and is easy to assembly, can satisfy industrial production requirement; (2) can make the detonator structure miniaturization; (3) the product integrated cost reduces by 10～20%.The utility model is through validation trial, and its performance indications all can reach existing industrial detonator standard.
Concrete structure of the present utility model is provided by following examples and accompanying drawing thereof.
Fig. 1 is the structural representation according to the single cap type non-priming instantaneous cap fundamental mode that the utility model proposes.
Fig. 2 is the concrete structure schematic diagram according to the single cap type non-priming electricity instantaneous cap (A type) that the utility model proposes.
Fig. 3 is the concrete structure schematic diagram according to the single cap type non-priming electricity instantaneous cap (Type B) that the utility model proposes.
Fig. 4 is the concrete structure schematic diagram according to the non-electric instantaneous cap of single cap type non-priming that the utility model proposes.
With following embodiment the utility model is described in further detail respectively below in conjunction with accompanying drawing.
With reference to Fig. 1, the fundamental mode of single cap type non-priming instantaneous cap is by housing 1, secondary explosive 2, and transitional medicine 3, the strengthening cap 5 of band flash hole 4, alms giver's medicine 6 of non-priming, ignition charge 7 (or not having this ignition charge) is formed.Housing 1 can be selected metal materials such as iron, copper, aluminium for use, also can select for use nonmetallic materials such as paper, plastics to make.Secondary explosive 2 is selected the mixture of passivation hexogen, shellac hexogen or hexogen and potassium chloride for use, and explosive payload is generally 250～360 milligrams.It is good that transitional medicine 3 is selected Tai An or hexogen explosive for use, and explosive payload is generally 300～350 milligrams.The standard strengthening cap that the strengthening cap 5 in band biography hole 4 is used for plain detonator, its length 〉=5mm, the aperture of flash hole 4 is 4.0 millimeters of φ 2.5～φ.Alms giver's medicine 6 is selected alms giver's medicine of flame sensitivity all kinds of non-primings of centimetre combustion distance in the upper limit 〉=3 for use, and explosive payload is generally 200～300 milligrams.If the upper limit of the flame sensitivity of alms giver's medicine 6 of non-priming less than the blasting energy of 3 centimetres or igniting element hour then can be loaded 80～150 milligrams ignition charge 7 above alms giver's medicine 6.Igniting element can be selected electric igniter element, electric ignition bridge silk element or non-electric nonel tube element.When alms giver's medicine 6 or ignition charge 7 under the constraint at igniting element, for after electric igniter, electric ignition bridge silk or non-electric nonel tube ignite or ignite, COMBUSTION TO DETONATION TRANSITION rapidly then takes place, ignite transitional medicine 3, the secondary explosive 2 that is subjected to strengthening cap 5 constraints successively, thereby whole detonator is blasted, obtain satisfied effect.
With reference to Fig. 2, single cap type non-priming electricity instantaneous cap (A type) is by housing 1, secondary explosive 2(340 milligram hexogen explosive), transitional medicine 3(300 milligram pacifies very much explosive), the strengthening cap 5(length 6mm of band flash hole 4, the aperture of flash hole is φ 4mm), alms giver's medicine 6(200 milligram of non-priming), ignition charge 7(80 milligram) or do not have this ignition charge, electric igniter 8, plastic plug 9 and lead 10 are formed.
With reference to Fig. 3, single cap type non-priming electricity instantaneous cap (Type B) is by housing 1, secondary explosive 2(250 milligram hexogen), transitional medicine 3(350 milligram is pacified very much), the strengthening cap 5(length 7mm of band flash hole 4, the aperture of flash hole is φ 3.5mm), alms giver's medicine 6 (250mg) of non-priming, ignition charge 7(150 milligram) or do not have this ignition charge, plastic plug 9, lead 10 and 11 compositions of electric ignition bridge silk.
In the above-mentioned two routine electric instantaneous caps, be 360 milligrams of hexogen explosives that contain 15% potassium chloride if housing 1 is then worked as secondary explosive 2 for the paper shell, alms giver's medicine 6 of non-priming just constitutes detonator allowed for use in coal mines for not containing alms giver's medicine of aluminium powder.If housing 1 is selected non-aluminum metal shell for use, the alms giver's medicine 6 that then only needs non-priming just constitutes detonator allowed for use in coal mines for not containing alms giver's medicine of aluminium powder.
With reference to Fig. 4, the non-electric instantaneous cap of single cap type non-priming is by housing 1, secondary explosive 2(320 milligram hexogen), transitional medicine 3(350 milligram hexogen), the strengthening cap 5(length 5mm of band flash hole 4, the aperture of flash hole is φ 3mm), alms giver's medicine 6(250 milligram of non-priming), ignition charge 7(120 milligram) or do not have this ignition charge, long mouthful of plug 13 of plastics and non-electric nonel tube 12 are formed.
Claims (3)
1, a kind of single cap type non-priming instantaneous cap that is used for engineering explosion, it mainly comprises housing 1, secondary explosive 2, transitional medicine 3, alms giver's medicine 6 of non-priming, igniting element (electric igniting element or non-electric nonel tube element), it is characterized in that between alms giver's medicine 6 of transitional medicine 3 and non-priming, being provided with a strengthening cap 5 that has flash hole 4, strengthening cap 5 is withheld above transitional medicine 3, its flash hole 4 upwards, alms giver's medicine 6 of the top of strengthening cap 5 filling non-priming, igniting element directly insert in alms giver's medicine 6 of non-priming or are assemblied in the top of alms giver's medicine 6 of non-priming.
2, instantaneous cap according to claim 1 is characterized in that being filled with ignition charge 7 above alms giver's medicine, in the direct insertion point of the igniting element gunpowder 7 or be assemblied in the top of ignition charge 7.
3, instantaneous cap according to claim 1 and 2, the aperture that it is characterized in that the flash hole 4 of strengthening cap 5 is φ 2.5～4.0mm, the length 〉=5mm of strengthening cap 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN90211681U CN2062037U (en) | 1990-03-07 | 1990-03-07 | Single cap type igniterless instant detonator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN90211681U CN2062037U (en) | 1990-03-07 | 1990-03-07 | Single cap type igniterless instant detonator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2062037U true CN2062037U (en) | 1990-09-12 |
Family
ID=4891430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN90211681U Expired - Lifetime CN2062037U (en) | 1990-03-07 | 1990-03-07 | Single cap type igniterless instant detonator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2062037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101825419A (en) * | 2010-04-20 | 2010-09-08 | 中国科学技术大学 | Exploding device with multi-varying section and detonator applying same |
-
1990
- 1990-03-07 CN CN90211681U patent/CN2062037U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101825419A (en) * | 2010-04-20 | 2010-09-08 | 中国科学技术大学 | Exploding device with multi-varying section and detonator applying same |
| CN101825419B (en) * | 2010-04-20 | 2012-11-07 | 中国科学技术大学 | Exploding device with multi-varying section and detonator applying same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |