CN101303218A - Combustion type deferred blasting cap and deferred elements thereof - Google Patents
Combustion type deferred blasting cap and deferred elements thereof Download PDFInfo
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- CN101303218A CN101303218A CNA2008100234738A CN200810023473A CN101303218A CN 101303218 A CN101303218 A CN 101303218A CN A2008100234738 A CNA2008100234738 A CN A2008100234738A CN 200810023473 A CN200810023473 A CN 200810023473A CN 101303218 A CN101303218 A CN 101303218A
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- detonator
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- extension pipe
- priming
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- 238000005422 blasting Methods 0.000 title description 7
- 238000002485 combustion reaction Methods 0.000 title description 4
- 230000037452 priming Effects 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims description 41
- 238000004880 explosion Methods 0.000 claims description 2
- 230000000977 initiatory effect Effects 0.000 abstract description 13
- 239000002360 explosive Substances 0.000 abstract description 9
- 230000007774 longterm Effects 0.000 abstract 1
- 239000003814 drug Substances 0.000 description 22
- 238000005474 detonation Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 229910004072 SiFe Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- NVWBARWTDVQPJD-UHFFFAOYSA-N antimony(3+);trisulfide Chemical class [S-2].[S-2].[S-2].[Sb+3].[Sb+3] NVWBARWTDVQPJD-UHFFFAOYSA-N 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- ZSJFLDUTBDIFLJ-UHFFFAOYSA-N nickel zirconium Chemical compound [Ni].[Zr] ZSJFLDUTBDIFLJ-UHFFFAOYSA-N 0.000 description 1
- 238000010421 pencil drawing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Air Bags (AREA)
Abstract
The invention pertains to the technical field of priming material and particularly relates to a combustion-type delay primer detonator and a delay component; the detonator comprises a delay electric/non-electric detonator with/without initiating explosive; a delay tube with an outer diameter of 1.0mm to 3.0mm is wound in a helical spring shape or repeatedly folded into a cylindrical delay component, with the outer diameter loose fitting and mechanically fixed with the inner diameter of the shell or an inner cap of the detonator; the two ends of the delay tube are respectively located in the center of the helical spring shape or cylindrical body and provided with a protrusion section with a length of 1.0 to 5.0 mm; the protrusion section at one end is at a distance equal to or less than 5mm from the igniting hole in the detonator or directly touches the surface of the initiating explosive, and the protrusion section at the other end is at a distance of 4.0 mm to 10.0 mm from the nozzle of the detonator or the electric fusehead; or a delay tube with an outer diameter of 1.4mm to 1.5mm is inserted into the cavity of the detonating tube; one end of the delay tube is parallel to the nozzle of the detonating tube and at a distance equal to or less than 5mm from the initiating explosive in the detonator or the surface of the initiating explosive; the other end of the delay tube is in the detonating tube and the nozzle thereof touches the booster explosive on the inner wall of the detonating tube. The invention can realize a correct long-term delay without expending the length of the detonator and can improve the quality of the relay detonator.
Description
Technical field
The invention belongs to the initiating equipment technical field, be specifically related to a kind of burning type delay primer detonator and wherein employed delay element.
Background technology:
Along with the continuous development of science and technology, people have higher requirement to extension length and the precision of blasting cap initiation time.At present the blasting cap initiation extension technology of comparative maturity is the lead for retractable pencil drawing technique: the lead bullion tube material that delay powder will be housed is through drawing process repeatedly, become the lead pipe (usually in 5.5mm~6.5mm scope) of its external diameter and detonator internal diameter (being generally about 7mm) energy loose fit, be cut into suitable length according to the needs of defer time length again and be delay element, in the detonator of then it being packed into.Lead pipe overall diameter after this specification requirement drawing and detonator internal diameter loose fit promptly can only have very small gap between lead pipe external diameter and detonator inwall, and be convenient fixing, so the lead pipe overall diameter is difficult to reduce, and need decide the length of lead pipe according to defer time length.Defering medicine prescription section commonly used now can not be divided into 0~60 section, and defer time is divided into ms postpone (0~3000ms), half second delay (0~10s).At present, the like this big extension problem of span settling time, main means are that it is divided into a plurality of segments, do not use different defering medicine prescriptions to different adjacent several sections.This just causes in the detonator production process defering medicine prescription kind too much, makes troubles to production.The delay powder kind is too much, is difficult to guarantee each other accuracy of section, is unfavorable for the stable of product quality.For the very long situation of defer time, need to use long lead pipe, then the detonator body also needs lengthening thereupon, and this makes its production cost increase substantially, and use is also inconvenient, and plumbous simultaneously a large amount of uses also are unfavorable for environmental protection.
On the other hand, the technical staff also studies described defering medicine prescription, and is doing a lot of work aspect the burning velocity of control delay powder, forms not series prescription of multistage, and the reagent combination of the smoulder of using in height is delayed the other detonator of section is provided.But from the situation that reality is used, the ignition ability and the stability of the delay agent slowly of burning are reliable inadequately, cutoff often occurs, delay to jump quality problems such as section, make troubles to production management, even have brought potential safety hazard.
At present, the report that uses microelectric technique development digital primer is arranged in some engineerings abroad, but cost is higher, costs an arm and a leg, use is restricted.
Summary of the invention:
The object of the invention is: at deficiency of the prior art, by changing the assembling mode of delay element in detonator, a kind of burning type delay primer detonator is provided, can be under the situation of detonator body that do not extend, the convenient needs of realizing the other delay initiation of the other or high section of multistage satisfy the extension requirement of detonating of all kinds of detonators.
Technical scheme of the present invention is as follows:
Burning type delay primer detonator of the present invention, comprise and use the ignite priming extension on-electric detonator of delay element of detonator, or non-priming extension on-electric detonator, this delay element that detonates is made of the extension pipe of interior dress delay powder, it is characterized in that, (1) external diameter of described extension pipe is 1.0mm~3.0mm, it is wound in coil spring shape or comes and goes and is folded into column, this coil spring shape or round folding column extension pipe place the flash hole top of priming detonator stiffened cap or the interior cap of nonpriming material detonator, its helical spring or column external diameter are fixed with detonator shell or interior cap internal diameter loose fit and with mechanical system respectively, the two ends of described extension pipe lay respectively at helical spring or column center, and the protuberance of length 1.0mm~5.0mm arranged, the axis of ledge and helical spring or column dead in line, wherein the distance of the flash hole in an end protuberance and the detonator is smaller or equal to 5.0mm or directly contact with exciting powder, between the other end protuberance and the detonator mouth of pipe apart from being 4.0mm~10.0mm; Perhaps the external diameter of (2) described extension pipe is 1.4mm~1.5mm, this pipe inserts in the detonator inner chamber, the one end and the detonator mouth of pipe maintain an equal level, and make priming in this mouth of pipe end face and the detonator/excite the distance of powder smaller or equal to 5.0mm, the other end is in detonator, and its mouth of pipe contacts with the propagation of explosion medicinal powder of detonator inwall.
Burning type delay primer detonator of the present invention, also comprise and use the ignite priming delay electric detonator of delay element of electrical fuze, or non-priming delay electric detonator, it is characterized in that, the external diameter of described extension pipe is 1.0mm~3.0mm, it is wound in coil spring shape or comes and goes and is folded into column, this coil spring shape or round folding column extension pipe place the flash hole top of priming detonator stiffened cap or the interior cap of nonpriming material detonator, its helical spring or column external diameter and detonator shell or interior cap internal diameter loose fit are also fixed with mechanical system, the two ends of extension pipe lay respectively at helical spring or column center, and the protuberance of length 1.0mm~5.0mm arranged, the axis of ledge and helical spring or column dead in line, wherein the distance of the flash hole in an end protuberance and the detonator is smaller or equal to 5.0mm or directly contact with exciting powder, between other end protuberance and the electrical fuze apart from being 4.0mm~10.0mm.
The used delay element that detonates in the aforesaid burning type delay primer detonator, the extension pipe of dress delay powder is characterized in that the external diameter of described extension pipe is in 1.0mm~3.0mm scope in comprising; This extension pipe is wound in the spiral spring shape, the internal diameter loose fit of cap in spring outside coil diameter and used priming detonator shell internal diameter or the nonpriming material detonator, the two ends of extension pipe lay respectively at the helical spring center, and the protuberance of length 1.0mm~5.0mm, the axis of ledge and helical spring dead in line arranged; Perhaps, described extension pipe is come and gone is folded into column, cap internal diameter loose fit in the appearance and size of this column and used priming detonator shell internal diameter or the nonpriming material detonator, the two ends of extension pipe lay respectively at the center of column, and protuberance, the axis of ledge and the column dead in line of length 1.0mm~5.0mm arranged respectively.
For external diameter is that 1.4mm~1.5mm delays to manage, and also can directly be applied in the extension on-electric detonator of priming or non-priming as the delay element that detonates, and is called linear delay element.Because its external diameter of pipe less than detonator internal diameter of the prior art, has brought convenience to use.
In the above-mentioned delay element that detonates, described delay powder is the normal delay powder that uses in the prior art, for example: Pb
3O
4, SiFe and Sb
2S
3Series delay powder (claiming red lead, ferrosilicon and antimony trisulfide series delay powder again), silicon series postponing medicine, Mg, BaO
2Be delay powder, boron is delay powder, zirconium and Zirconium-nickel alloy delay powder, and manganese is delay powder, and molybdenum is a delay powder, and tungsten is delay powder etc.; Described extension pipe is made by drawings such as lead of the prior art, aluminium, copper, iron, tin, plastics or composite flexible.
The working mechanism of the detonator of application coil spring shape described in the present invention or round folding column delay element is: after detonator detonation or electrical fuze are ignited, after the energy that discharges is lighted coil spring shape or is come and gone the exposed delay powder core of folding column delay element one end, the burning of delay powder core.When this delay powder core burnt to the other end, the energy that burning produces caused flame to spray, and lighted below powder charge (priming/excite medicine), and then detonating capsule.Be the defer time of detonator the burning time of delay powder core in coil spring shape or the round folding column delay element, and when prescription one timing of delay powder, the total length of delay element has determined the burning time of delay powder core.Because delay element is coil spring shape or comes and goes folding column, thereby its burning length is lengthened out.Compared to existing technology, when length dimension one timing of detonator, this delay element can strengthen the defer time of detonator.For the very long situation of defer time, the delay element of coil spring shape or round folding column can reduce entire length effectively at double, thereby also can reduce the entire length of detonator effectively exponentially.
The working mechanism of the detonator of the linear delay element of the application among the present invention is: after the detonator detonation, detonation wave is lighted the exposed delay powder core of linear delay element one end in the detonator.When prescription one timing of delay powder, the total length of linear delay element defines the burning time of delay powder core.When delay powder core burning during to the other end, the energy that burning produces causes flame to spray, and lights below powder charge (priming/excite medicine), and then detonating capsule.Be the defer time of detonator the burning time of delay powder core in the linear delay element.In the prior art, for the very long situation of defer time, need to use long extension pipe, and the detonator body also needs lengthening thereupon.The present invention directly inserts the extension pipe in the detonator, and for the very long situation of defer time, though need to use long extension pipe, the detonator body does not need to extend thereupon yet, and this has brought convenience to processing and fabricating, has reduced production cost.
Burning type delay primer detonator among the present invention, characteristic according to delay element, do not change the kind and the prescription of delay powder, under the situation of detonator body that do not extend, only by reducing the delay element diameter, and change its assembling mode in detonator, under the situation that does not increase detonator shell length, realized the extension of the other delay detonator of the other or high section of all sections.
Delay element adaptability among the present invention is strong, and to general delay detonator production technology close friend, detonator factory need not to do too big technological improvement and can use this element to produce.Coil spring shape delay element and linear delay element combine with high safe nonpriming material detonator technology can form high safety, high accuracy non-priming delay detonator.
Coil spring shape delay element of the present invention and linear delay element have following advantage:
1. do not increase cap length and just can realize the accurate extension of long period, improve the delay detonator quality.
2. reduce single-shot detonator delay body consumption, effectively reduce the detonator cost.
3. reduce use amount plumbous in the delay detonator, be beneficial to environmental protection.
4. can be used as independent component production, be beneficial to centralized production, disperse to use, can better guarantee the detonator quality.
Description of drawings
Also be further described in conjunction with the embodiments below by accompanying drawing.
Fig. 1 is the structural representation that is folded into the column delay element that comes and goes of the present invention.
Fig. 2 is the example structure schematic diagram of coil spring shape delay element of the present invention.
Fig. 3 is the example structure schematic diagram that coil spring shape delay element of the present invention is applied to the priming delay electric detonator.
Fig. 4 is the example structure schematic diagram that application coil spring shape delay element of the present invention is made the non-priming delay electric detonator.
Fig. 5 is the example structure schematic diagram that application coil spring shape delay element of the present invention is applied to non-priming extension on-electric detonator.
Fig. 6 is the example structure schematic diagram that linear delay element of the present invention is applied to non-priming extension on-electric detonator.
The specific embodiment
Fig. 3 is a kind of priming delay electric detonator that the coil spring shape delay element is made of using.The visible Fig. 2 of the shape of employed coil spring shape delay element 3, wherein, the overall diameter 2.0mm of employed extension pipe, " spring " overall diameter 5.0mm, pitch be 5 circles/centimetre.This coil spring shape delay element 3 is connected by waist card 5 and detonator shell, electrical fuze 4 about 3.0mm of protruding end identity distance detonator on it, and the distance of the flash hole 13 of following protruding end face and strengthening cap 12 equals 5mm.During actual the use, after electrical fuze 4 was ignited, the medicine core that the protruding end face is exposed on the delay element 3 was lighted immediately; After one period burning time, the other end medicine core burning of delay element 3, outside jet flames, flame pass flash hole 13 and ignite primings 6.Under the detonation wave effect of priming 6, high explosive 7 detonations of below finally realize blasting cap initiation.In the present embodiment, delay element one circle length is about 15.0mm~16.0mm, and the total length of delay element is determined according to the defer time needs.
Fig. 4 is a kind of non-priming delay electric detonator that the coil spring shape delay element is made of using.The visible Fig. 2 of the shape of employed coil spring shape delay element 3, wherein, the overall diameter 2.5mm of employed extension pipe, spiral " spring " overall diameter 6.0mm, pitch be 4 circles/centimetre.This coil spring shape delay element places interior cap 11, is connected by waist card 5 and detonator shell, and electrical fuze 4 about 5.0mm of protruding end identity distance detonator on it, following protruding end face contacts with exciting medicine 10.During actual the use, after electrical fuze 4 was ignited, the medicine core that the protruding end face is exposed on the delay element 3 was lighted immediately; After one period burning time, the other end medicine core burning of delay element 3, outside jet flames, igniting excites medicine 10.Under the combustion that excites medicine 10, High Speed Flyer is formed on interior cap 11 bottoms, impacts below high explosive 7, makes it to take place to impact the adiabatic compression process, finally realizes blasting cap initiation.In the present embodiment, delay element one circle length is about 18.0mm~19.0mm, and the total length of delay element is determined according to the defer time needs.
Fig. 5 is a kind of non-priming non-electric delayed detonator that the coil spring shape delay element is made of using in the non-priming on-electric detonator.Wherein, the overall diameter 2.7mm of employed extension pipe, spiral " spring " overall diameter 6.4mm, detonator 8 cooperates with bayonet socket plug 9, the effect of playing the sealing detonator and transmitting time break; Coil spring shape delay element 3 is connected by waist card 5 and detonator shell, and its upper surface is apart from the about 2.0mm of detonator 8 ports, and the lower surface contacts with exciting medicine 10.To the mouth of pipe, under the effect of shock wave of going out and flame, lighted by the exposed medicine core in delay element 3 upper surfaces at detonator 8 internal communications for detonation wave; After one period burning time, delay element 3 other end medicine core burnings, outside jet flames, igniting excites medicine 10.Under the combustion that excites medicine 10, High Speed Flyer is formed on interior cap 11 bottoms, impacts below high explosive 7, makes it to take place to impact the adiabatic compression process, finally realizes blasting cap initiation.
Embodiment 4
Fig. 6 is a kind of non-priming non-electric delayed detonator that linear delay element is made of using.Wherein, the overall diameter 1.5mm of employed extension pipe, linear delay element 12 inserts detonator 8 internal cavities, inserts in the bayonet socket plug 9, is connected with detonator behind bayonet socket, plays the effect of sealing detonator, transmission time break, qualification defer time.Bayonet socket plug oral area contacts with exciting medicine 10.After detonator 8 is received the electric initiating signal, detonation takes place in the detonator, the detonation wave bamboo telegraph of formation is ignited exposed delay powder core to the interior extension pipe end of linear delay element.Through certain burning time, the delay powder core that is positioned at bayonet socket plug port extension pipe is lighted, outside jet flames, and igniting excites medicine 10.Under the combustion that excites medicine 10, High Speed Flyer is formed on interior cap 11 bottoms, impacts below high explosive 7, makes it to take place to impact the adiabatic compression process, finally realizes blasting cap initiation.
Claims (3)
1. burning type delay primer detonator, comprise and use the ignite priming extension on-electric detonator of delay element of detonator, or non-priming extension on-electric detonator, this delay element that detonates is made of the extension pipe of interior dress delay powder, it is characterized in that, (1) external diameter of described extension pipe is 1.0mm~3.0mm, it is wound in coil spring shape or comes and goes and is folded into column, this coil spring shape or round folding column extension pipe place the flash hole top of priming detonator stiffened cap or the interior cap of nonpriming material detonator, its helical spring or column external diameter are fixed with detonator shell or interior cap internal diameter loose fit and with mechanical system respectively, the two ends of described extension pipe lay respectively at helical spring or column center, and the protuberance of length 1.0mm~5.0mm arranged, the axis of ledge and helical spring or column dead in line, wherein the distance of the flash hole in an end protuberance and the detonator is smaller or equal to 5.0mm or directly contact with exciting powder, between the other end protuberance and the detonator mouth of pipe apart from being 4.0mm~10.0mm; Perhaps the external diameter of (2) described extension pipe is 1.4mm~1.5mm, this pipe inserts in the detonator inner chamber, the one end and the detonator mouth of pipe maintain an equal level, and make priming in this mouth of pipe end face and the detonator/excite the distance of powder smaller or equal to 5.0mm, the other end is in detonator, and its mouth of pipe contacts with the propagation of explosion medicinal powder of detonator inwall.
2. burning type delay primer detonator, comprise and use the ignite priming delay electric detonator of delay element of electrical fuze, or non-priming delay electric detonator, it is characterized in that, the external diameter of described extension pipe is 1.0mm~3.0mm, it is wound in coil spring shape or comes and goes and is folded into column, this coil spring shape or round folding column extension pipe place the flash hole top of priming detonator stiffened cap or the interior cap of nonpriming material detonator, its helical spring or column external diameter and detonator shell or interior cap internal diameter loose fit are also fixed with mechanical system, the two ends of extension pipe lay respectively at helical spring or column center, and the protuberance of length 1.0mm~5.0mm arranged, the axis of ledge and helical spring or column dead in line, wherein the distance of the flash hole in an end protuberance and the detonator is smaller or equal to 5.0mm or directly contact with exciting powder, between other end protuberance and the electrical fuze apart from being 4.0mm~10.0mm.
3. the employed delay element that detonates in the detonator as claim 1 or 2 comprises the interior extension pipe of adorning delay powder, it is characterized in that the external diameter of described extension pipe is in 1.0mm~3.0mm scope; This extension pipe is wound in the spiral spring shape, the internal diameter loose fit of cap in spring outside coil diameter and used priming detonator shell internal diameter or the nonpriming material detonator, the two ends of extension pipe lay respectively at the helical spring center, and the protuberance of length 1.0mm~5.0mm, the axis of ledge and helical spring dead in line arranged; Perhaps, described extension pipe is come and gone is folded into column, should fold the appearance and size of column and the internal diameter loose fit of used priming detonator shell internal diameter or the interior cap of nonpriming material detonator, the two ends of extension pipe lay respectively at the center of column, and protuberance, the axis of ledge and the column dead in line of length 1.0mm~5.0mm arranged respectively.
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CN2008100234738A CN101303218B (en) | 2008-04-07 | 2008-04-07 | Combustion type deferred blasting cap and deferred elements thereof |
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CN2008100234738A CN101303218B (en) | 2008-04-07 | 2008-04-07 | Combustion type deferred blasting cap and deferred elements thereof |
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Cited By (6)
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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 |
CN103467220A (en) * | 2013-09-06 | 2013-12-25 | 北京京煤化工有限公司 | Environment-friendly delay element |
CN104897011A (en) * | 2015-05-22 | 2015-09-09 | 安徽理工大学 | Non-primary hole-by-hole blasting surface detonator and mounting and using method thereof |
CN107011106A (en) * | 2017-06-06 | 2017-08-04 | 中钢集团武汉安全环保研究院有限公司 | A kind of overlength delay detonator |
CN109059669A (en) * | 2018-11-01 | 2018-12-21 | 山西壶化集团股份有限公司 | A kind of raising Nonel detonator delay accurate device |
CN114754633A (en) * | 2022-05-25 | 2022-07-15 | 西安北方庆华机电有限公司 | Non-electric delay pushing device of pulling type |
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CN102401615B (en) * | 2011-11-18 | 2013-06-26 | 西安物华巨能***器材有限责任公司 | Double-cable delay mechanism |
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NO905331L (en) * | 1990-01-30 | 1991-07-31 | Ireco Inc | Delay detonator. |
AT396302B (en) * | 1991-06-13 | 1993-08-25 | Schaffler & Co | NON-ELECTRIC IGNITION |
CN2387502Y (en) * | 1999-09-24 | 2000-07-12 | 辽宁华丰化学工业(集团)有限公司 | Delay detonator |
CN2596318Y (en) * | 2002-12-31 | 2003-12-31 | 南京理工大学 | Chemical industrial detonator delay device with high explosive |
CN2628986Y (en) * | 2003-06-07 | 2004-07-28 | 湖南省湘南***器材有限责任公司 | Delay body for industrial detonator |
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2008
- 2008-04-07 CN CN2008100234738A patent/CN101303218B/en not_active Expired - Fee Related
Cited By (9)
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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 |
CN103467220A (en) * | 2013-09-06 | 2013-12-25 | 北京京煤化工有限公司 | Environment-friendly delay element |
CN104897011A (en) * | 2015-05-22 | 2015-09-09 | 安徽理工大学 | Non-primary hole-by-hole blasting surface detonator and mounting and using method thereof |
CN104897011B (en) * | 2015-05-22 | 2016-08-24 | 安徽理工大学 | A kind of non-priming hole-by-hole initiation earth's surface detonator and installation thereof and using method |
CN107011106A (en) * | 2017-06-06 | 2017-08-04 | 中钢集团武汉安全环保研究院有限公司 | A kind of overlength delay detonator |
CN109059669A (en) * | 2018-11-01 | 2018-12-21 | 山西壶化集团股份有限公司 | A kind of raising Nonel detonator delay accurate device |
CN109059669B (en) * | 2018-11-01 | 2023-09-08 | 山西壶化集团股份有限公司 | Device for improving delay accuracy of detonating tube detonator |
CN114754633A (en) * | 2022-05-25 | 2022-07-15 | 西安北方庆华机电有限公司 | Non-electric delay pushing device of pulling type |
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