WO2019004496A1 - 표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 - Google Patents
표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 Download PDFInfo
- Publication number
- WO2019004496A1 WO2019004496A1 PCT/KR2017/006847 KR2017006847W WO2019004496A1 WO 2019004496 A1 WO2019004496 A1 WO 2019004496A1 KR 2017006847 W KR2017006847 W KR 2017006847W WO 2019004496 A1 WO2019004496 A1 WO 2019004496A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- primer
- connector
- tube
- casing member
- connector head
- Prior art date
Links
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/043—Connectors for detonating cords and ignition tubes, e.g. Nonel tubes
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
- C06C5/00—Fuses, e.g. fuse cords
- C06C5/06—Fuse igniting means; Fuse connectors
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06C—DETONATING OR PRIMING DEVICES; FUSES; CHEMICAL LIGHTERS; PYROPHORIC COMPOSITIONS
- C06C7/00—Non-electric detonators; Blasting caps; Primers
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B25/00—Compositions containing a nitrated organic compound
- C06B25/04—Compositions containing a nitrated organic compound the nitrated compound being an aromatic
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B37/00—Compositions containing a metal fulminate
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B41/00—Compositions containing a nitrated metallo-organic compound
- C06B41/02—Compositions containing a nitrated metallo-organic compound the compound containing lead
Definitions
- the present invention relates to a surface delay primer and a blasting detonator using the same. More particularly, the present invention relates to a surface delay primer and a blasting detonator using the surface delay primer, Delay detonators and blasting detonators using the same.
- non-electrical blasting devices use blasting detonators to simultaneously deliver an aerial signal to a detonator detonator.
- the blasting / detonating device is capable of simultaneous detonating explosive detonators by simultaneously applying a simultaneous detonating signal to a plurality of shock tubes connected to a plurality of explosive detonating detonators.
- a non-electric blasting detonator includes a connector into which a plurality of shock tubes are inserted, and a surface delay primer that applies an aerial signal to the shock tube inserted in the connector.
- the shock tube is connected to a plurality of explosive detonating primers, and the detonation detonating primer transmits the detonating signal through the explosive.
- the non-electric blasting detonator fuses the connector with a plurality of shock tubes connected to the detonator detonating detonator for blasting, then expels the surface delay detonator inserted therein, A plurality of explosive detonating detonators connected to the plurality of shock tubes are simultaneously exposed.
- FIG. 1 is a schematic view showing a connector for a conventional blasting detonator.
- a conventional connector 5 for a blasting detonator is formed in a straight bar shape and includes a tube insertion portion
- the primer 5a is formed on the upper side, the surface delay primer 2 is inserted in the longitudinal direction, and the primer coupling part 5b penetrating through the tube insertion part 5a is formed.
- Conventional blasting detonator connector 5 has a planar upper surface and the upper end of the surface delay primer 2 is also formed in a plane parallel to the upper surface of connector 5 for blasting detonator.
- the top surface of the surface delay primer 2 is partially protruded into the tube insertion portion 5a and the shock tube 1 is inserted between the inner circumferential surface of the tube insertion portion 5a and the outer circumferential surface of the surface delay primer 2 Respectively.
- the conventional connector 5 for a blasting detonator can not maintain the post-explosion shape and is damaged, thereby damaging the shock tube 1 and causing a cut-off phenomenon.
- the upper surface of the surface delay primer 2 is formed to have a flat upper surface and the inner circumferential surface of the tube insertion portion 5a is formed in a plane corresponding to the upper surface of the surface delay primer 2.
- the surface delay primer 2 and the shock tube 1 And thus shock waves are not uniformly transmitted to the shock tube 1 when the primer is detonated.
- the surface delay primer (2) is sensitive, such as LA, and uses explosive powders having strong power to cause explosion of detonating primer fragments in contact with the surface, and this fragment is a shock of an adjacent primer This results in a catastrophic failure of the detonator detonator connected to the severed signal tube by cutting the tube.
- the signal tubes are arranged asymmetrically, so that a uniform shock wave is not transmitted.
- the gunpowder used in the surface delay primer 2 includes a heavy metal such as lead, which adversely affects the manufacturing process and the post-use environment.
- a surface delay primer is a surface delay primer that applies an aerial signal to the shock tube as a plurality of shock tubes, A priming member inserted in the insertion space of the primer casing member, the primer member inserted into the insertion space of the primer casing member, the primer member inserted into the insertion space of the primer casing member, And a guide member inserted into the insertion space of the primer casing member and positioned at a lower portion of the guide member, and a guide member having one end inserted into the insertion space of the primer casing member, Is inserted into the inside of the spigot member so as to be located up to the upper end side of the member, It characterized in that it comprises a tube.
- the upper end of the primer casing member may have a hemispherical round about a central flat portion.
- the outer diameter of the primer casing member may be 7.1 to 8.5 mm and the inner diameter may be 5.5 to 7.0 mm.
- the above-mentioned additive member may include any one of triacinate, diazodinitrophenol (DDNP), tetracene, and tetrahydrofuran.
- DDNP diazodinitrophenol
- tetracene tetracene
- tetrahydrofuran any one of triacinate, diazodinitrophenol (DDNP), tetracene, and tetrahydrofuran.
- the additive member is one in which the value of one of fallen sensitivity and friction sensitivity is equal to or less than LA (Lead Azide) and the other is less sensitive than LA (Lead Azide) Any one gunpowder can be used.
- the surface delay primer includes a hollow portion provided at the upper end of the fastener member and having an outer circumferential surface contacted with an outer circumferential surface of the primer casing member to remove an imprint drug remaining on the outer circumferential surface, And may further include a removal plate member.
- a blasting / detonating device including a plurality of shock tubes connected to a primer for explosive detonation between a connector and a surface delay primer
- the connector has a rectangular bar shape including front and rear surfaces and both side surfaces and is penetrated in the longitudinal direction to form a surface delay primer
- a connector body portion having a detachable primer insertion portion formed integrally with a rear end portion of the connector body portion and having an upper surface formed to have a curved surface extending from a rear end portion side to a tip end side portion
- a plurality of shock tubes connected to a primer for explosive detonation are interposed between the body portions
- a connector head portion having a tube fitting portion and a front side end portion separated from the connector body portion;
- a clip fixing body portion integrally formed at a lower end of the connector body portion and protruding from the connector body portion, the clip fixing body portion having an inlet of the primer insertion portion formed on a lower surface thereof, And a fixing clip member
- the upper end of the primer casing member may be formed into a shape having a hemispherical round about a central flat portion.
- the outer diameter of the primer casing member may be 7.1 to 8.5 mm and the inner diameter may be 5.5 to 7.0 mm.
- the above-mentioned additive member may include any one of triacinate, diazodinitrophenol (DDNP), tetracene, and tetrahydrofuran.
- DDNP diazodinitrophenol
- tetracene tetracene
- tetrahydrofuran any one of triacinate, diazodinitrophenol (DDNP), tetracene, and tetrahydrofuran.
- any one of fallen sensitivity and friction sensitivity is equal to or greater than LA (Lead Azide) and the other is less sensitive than LA (Lead Azide) Any one gunpowder can be used.
- a blasting / detonating device includes a hollow portion provided at an upper end of the above-mentioned jig-related member and having an outer circumferential surface contacted with an outer circumferential surface of the primer casing member to remove an imprint drug remaining on the outer circumferential surface, And may further include a removal plate member.
- the connector body portion, the connector head portion, and the clip fixing body portion are formed as a single body, and may be formed of any one of high density polyethylene, medium density polyethylene, polypropylene, metallocene linear low density polyethylene, Or may be formed by mixing at least two or more materials.
- the lower surface of the connector head may be formed in a plane corresponding to the plane portion and a curved surface corresponding to the hemispherical round.
- the connector body the main body member having a rectangular bar shape, the main body member provided on the upper side of the main body member and protruding to the outer periphery of the main body member, And a head supporting member which is separated from a front end of the connector head at the front side, wherein the head supporting member is provided at its front side with a protrusion which is in contact with a distal end of the connector head, the protrusion being in contact with the connector head
- the distance between the connector head and the connector head portion gradually increases toward the front end side of the connector head portion.
- a first transverse groove and a second transverse groove are formed on the front surface of the main body member, the first transverse groove and the second transverse groove being spaced apart from the center,
- a third transverse groove portion and a fourth transverse groove portion are formed on the rear surface of the main body member and are spaced apart from the center and open to both sides of the main body member, And may be spaced apart in the longitudinal direction of the main body member.
- the upper surface of the connector body part is provided with a tube supporting side protrusion part protruding to the inside of the tube fitting part and disposed at an upper end of the primer surface delay primer and having a semicircular shape in the lateral direction of the connector body part .
- the fixing clip member is provided with a tube fitting groove into which the detonating tube connected to the surface delay primer is inserted, and the detonating tube is inserted into the tube fitting groove to support the lower end of the surface retarding primer have.
- the total length of the connector body portion, the connector head portion, and the clip fixing body portion is 65 to 110 mm
- the thickness between the both side surfaces of the connector body portion is 15 to 50 mm
- the diameter of the primer insertion portion is 7.1
- the thickness between the upper surface and the lower surface of the connector head is 3 to 15 mm and the distance between the lower surface of the connector head and the outer surface of the tube supporting side projection is 2.5 to 4.5 mm.
- the present invention relates to a shock tube which improves adhesion with a shock tube, reduces energy lost during explosion, and is more sensitive than conventional explosives, There is an effect that can be applied to.
- the present invention has the effect of significantly improving the ignition reliability by preventing the phenomenon that other shock tubes are cut off when ignited by using a gunpowder which is relatively insensitive to the gunpowder used in the past and has a weak power .
- the present invention has the effect of preventing environmental pollution during the manufacturing process or use by using a powder containing no heavy metal.
- the present invention has the effect of maintaining the shape of the detonating connector, minimizing the generation of debris and improving the safety of detonation.
- the present invention maintains the shape of the explosion-proof connector and prevents damage to a plurality of shock tubes connected to a primer for explosive detonation by debris, thereby preventing a cut-off phenomenon due to damage of the explosion shock tube, Is further improved.
- FIG. 1 is a schematic view showing a connector for a conventional blasting detonator
- FIG. 2 is an exploded perspective view showing a surface delay primer according to the present invention.
- FIG 3 is a cross-sectional view of a surface delay primer according to the present invention.
- FIG. 4 is an exploded perspective view showing a blasting / detonating device according to the present invention.
- FIG. 5 is a rear view of a connector in a blasting detonator according to the present invention.
- FIG. 6 is a side view of a connector in a blasting detonator according to the invention.
- FIG. 7 is a sectional view of a connector in a blasting detonator according to the invention.
- FIG. 8 is a sectional view of a blasting / detonating device according to the present invention.
- shock tube 2 surface delay primer
- primer casing member 20 primer casing member
- primer insertion unit 110 main body member
- first horizontal groove portion 112 second horizontal groove portion
- FIG. 2 is an exploded perspective view showing a surface delay primer 2 according to the present invention
- FIG. 3 is a sectional view showing a surface delay primer 2 according to the present invention
- the surface delay primer 2 includes a primer casing member 10 formed in a lengthwise direction in which an insertion space having an open bottom shape is formed.
- the upper end of the primer casing member 10 is formed in a shape having a hemispherical round about the central flat portion to improve the adhesion with the shock tube contacting the outer surface of the upper end.
- the captive member 20 is inserted into the insertion space of the primer casing member 10 and the captive member 20 is inserted at the uppermost position in the insertion space.
- the outer diameter of the primer casing member 10 may be 7.1 to 8.5 mm and the inner diameter may be 5.5 to 7.0 mm. It is revealed that the shock wave generated during the explosion is effectively transmitted to the connected shock tube and the outer diameter and the inner diameter range are improved to improve the explosion reliability.
- the upper end portion of the primer casing member 10 is formed in a shape having a hemispherical round about the central flat portion and improves the adhesion with the shock tube which is in contact with the outer surface of the upper end portion, Azide), explosives that are less sensitive and weaker than high explosives such as PETN.
- the additive member 20 is an example in which the additive includes any one of a powder of tricinate, diazodinitrophenol (DDNP), tetracene, and neurofine, and is manufactured without containing a heavy metal such as lead.
- DDNP diazodinitrophenol
- tetracene tetracene
- neurofine a heavy metal such as lead.
- the additive member (20) is formed such that the value of either fallen sensitivity or friction sensitivity is equal to or greater than LA (Lead Azide), the other value is greater than LA (Lead Azide), less sensitive, Explain that explosives may also be included.
- the gunpowder including LA contains lead, so that the value of either the fallen sensitivity or the friction sensitivity is equal to or larger than LA (Lead Azide) It is more preferable to use explosives which are less sensitive than Lead Azide and exclude a heavy metal such as lead in the powder of weak power.
- the additive member 20 is an example of using explosives of diazodinitrophenol (DDNP).
- the jig member 30 is inserted into the insertion space of the primer casing member 10 and the jigger member 30 is positioned on the lower side of the attachment member 20 and the ignition member 20
- the ignition retarder 31 may be provided.
- the ignition retarder 31 is positioned on the upper side in the inside of the jig member 30 and disposed as close as possible to the loading member 20 so that the insertion amount is adjusted according to the ignition timing of the loading member 20 Leave.
- a wand member 40 for supporting the lower portion of the stitch member 30 and fixing the position of the stitch member 30 is inserted.
- a cap member 40 into which the evacuating tube 50 is inserted is inserted in the cap member 40. As shown in Fig.
- the jig 30 is coupled to the upper end of the spigot member 40 and the spigot member 40 is formed of a rubber material.
- any material having elasticity such as rubber may be variously modified .
- the evacuation tube 50 is inserted into the interior of the sparger member 40 such that one end thereof is located up to the upper end side of the spigot member 40.
- the explosion tube 50 is inserted into the inside of the cap member 40 at a position where the gunpowder is inserted and the upper end portion is capable of igniting the ignition retardant 31 or the attracting member 20 at the upper end side of the cap member 40 ).
- the explosion tube 50 is an example in which the explosive is ignited to ignite the attracting member 20 through the ignition retarder 31 in the associated member 30 and the ignition retarder 31 is included It is possible to ignite the attachment member 20 directly.
- the surface delay primer 2 according to the present invention is provided at the upper end of the jig member 30 and has a hollow portion.
- the outer periphery of the surface delay primer 2 contacts the outer peripheral surface of the primer casing member 10, It is preferable to further include a weakening removing plate member 60 to be removed.
- An additive weakening agent may remain on the inner circumferential surface of the primer casing member 10 when the priming agent member 20 is formed as an additive drug in the primer casing member 10 and the primer drug may remain on the inner circumferential surface of the primer casing member 10
- Attachment detergents may cause explosion by friction during manufacturing and irregular explosion when ignited.
- the jigger member 30 is coupled to the upper end side of the sparger member 40 and inserted into the primer casing member 10 together with the sparger member 40. At this time, The removal plate member 60 is provided to remove the additive drug residue remaining on the inner circumferential surface of the primer casing member 10 by the weakening removal plate member 60.
- the weakening plate member 60 is made of a paper material and has a shape that can be brought into close contact with the inner circumferential surface of the primer casing member 10 so that the association member 30 and the cap member 40 are fixed to the primer casing member 10 of the primer casing member 10 while being in contact with the inner circumferential surface of the primer casing member 10 from the lower end side to the upper end side of the primer casing member 10, .
- the weakening removing plate member (60) removes the remaining adhering drug residue on the inner circumferential surface of the primer casing member (10) to prevent irregular explosion due to the residual adhered drug weakening.
- the surface delay primer (2) according to the present invention improves the adhesion with the shock tube to reduce the energy lost in the explosion, is relatively insensitive to the explosive used in the prior art, and is stable The explosion signal can be uniformly applied to the shock tube.
- the surface delay primer (2) according to the present invention prevents the phenomenon that other shock tubes are cut off during ignition by using a gunpowder which is relatively insensitive to the sensitivity of the conventional gunpowder and has weak power, Thereby greatly improving reliability.
- the surface delay primer (2) according to the present invention uses a powder containing no heavy metals to prevent environmental pollution during manufacturing or use.
- the blasting / detonating apparatus includes a detachable detachable primer 2 inserted into a connector 3 to detach the connector 3, And a surface delay primer (2) are inserted between a plurality of shock tubes connected to a detonating detonator primer to apply a detonation signal to the shock tube by the detonation of the surface delay primer (2).
- the connector 3 includes a connector body 101 having a rectangular rod shape including front and rear surfaces and both side surfaces and having a primer insertion portion 101 penetrating the inside in the longitudinal direction to insert the surface delay primer 2,
- the connector body 100 includes a connector body 100 and a connector body 100.
- the connector body 100 has a rear end integrally connected to a rear end of the connector body 100, A connector head part 200 formed with a tube fitting part 200a in which a plurality of shock tubes 1 connected to an explosive detonating primer are inserted and connected and a front end part of which is separated from the connector body part 100; And a lower end of the connector body 100.
- the lower end of the connector body 100 protrudes around the connector body 100.
- the lower end of the connector body 100 has an inlet of the primer insertion unit 101, A clip fixing body part 300 formed with a clip 310; And a fixing clip member 400 which is fitted to the clip fitting part 310 and fixes the surface delay primer 2 inserted into the primer insertion part 101.
- the surface delay primer 2 includes a primer casing member 10 formed in the longitudinal direction in which an insertion space of a lower end is opened, a primer container 10 inserted in the insertion space of the primer casing member 10,
- the member 20 is inserted into the insertion space of the primer casing member 10 and is positioned at the lower portion of the attachment member 20 and includes the connection member 30 having the ignition retarder 31 therein, (40) inserted into the insertion space of the holding member (10) and positioned at the lower portion of the associated member (30) and the inside of the holding member (40) so that one end is positioned up to the upper end side of the holding member And an evacuation tube 50 inserted with a gunpowder inserted therein.
- FIG. 6 is a side view of the connector in the blasting detonator according to the present invention
- Fig. 7 is a cross-sectional view of the connector in the blasting detonator according to the invention
- Fig. 8 is a cross-sectional view of a blasting / detonating device according to the present invention.
- the embodiment of the surface delay primer (2) is omitted as a duplicated substrate as described in the above.
- the connector body 100, the connector head 200, and the clip fixing body 300 are formed as a single body, and are formed of a high density polyethylene, medium density polyethylene, polypropylene, Linear low density polyethylene, polyamide, or a mixture of at least two or more materials, and it may be made of a known synthetic resin material.
- the connector body portion 100 has a rectangular rod shape including front and back surfaces and both side surfaces, and a primer insertion portion 101 penetrating the inside of the connector body portion in the longitudinal direction and capable of inserting a primer is formed.
- the surface delay primer 2 is inserted into the primer insertion unit 101 and the surface delay primer 2 is activated to simultaneously apply an aerial signal to the plurality of shock tubes 1 connected to the primer for explosive detonation.
- the rear end of the connector head 200 is integrally connected to the upper end of the connector body 100 and the connector head 200 is formed such that the upper surface thereof has a curved surface extending from the rear end side to the front end side, The distal end side is separated from the connector body 100.
- a plurality of shock tubes (1) penetrating through the connector body part (100) in both lateral directions and connected to the primer for explosive detonation are provided between the lower surface side of the connector head part (200) and the connector body part
- a tube fitting portion 200a is formed to be fitted and joined.
- a main body member 110 having a rectangular rod shape and a protruding portion provided on an upper end side of the main body member 110 and protruding from an outer periphery of the main body member 110, And a head supporting member 120 integrally connected to the head unit 200 and separated from the front end of the connector head unit 200 at the front side.
- a first lateral groove portion 111 and a second lateral groove portion 112 are formed on the front surface of the main body member 110 and are spaced apart from the center to be opened to both sides of the main body member 110.
- the first lateral groove portion 111 and the second lateral groove portion 112, (112) are spaced apart from each other in the longitudinal direction of the main body member (110).
- a third transverse groove 113 and a fourth transverse groove 114 are formed on the rear surface of the main body member 110 and are spaced apart from the center and opened to both sides of the main body member 110.
- the third transverse groove 113 and fourth The lateral grooves 114 are spaced apart in the longitudinal direction of the main body member 110 and are provided in a plurality.
- the first transverse groove portion 111, the second transverse groove portion 112, the third transverse groove portion 113 and the fourth transverse groove portion 114 formed on the front and rear surfaces of the main body member 110 are connected to the main body member 110 to prevent breakage of the main body member 110 when the surface delay primer 2 is detonated in the primer insertion unit 101 and to improve the usability.
- the head supporting member 120 is provided with a guide protrusion 121 which is in contact with the front end of the connector head 200 on the front side and the guide protrusion 121 is provided on the connector head 200, the distance between the connector head 200 gradually increases toward the front end side.
- the distance between the tip end of the connector head 200 and the guide protrusion 121 gradually narrows from the entrance side to the inside of the connector head 200.
- the connector head 200 is lifted at the entrance side,
- the plurality of shock tubes 1 can be easily fitted to the tube fitting portion 200a by widening the interval between the tube fitting portions 200a formed between the connector body portion 100 and the head supporting member 120 .
- Both side surfaces of the connector head 200 can be formed in a flat surface.
- the connector head 200 may be formed to have a spherical shape in which the upper side and the both side surfaces are both curved.
- a head protrusion 210 protruding from the rear end side to the tip end side is provided on the upper surface of the connector head part 200.
- the head protrusion 210 protrudes from the upper surface of the connector head 200 at the center and has an upper end of a curved surface corresponding to the curved surface of the upper surface of the connector head 200.
- the head protrusion 210 increases the rigidity of the connector head 200 to prevent breakage of the connector head 200 during detonation of the surface delay primer 2 within the primer insertion portion 101.
- the upper end of the surface delay primer 2 is formed into a shape having a hemispherical round about a central plane portion, and a lower surface of the connector head 200 is formed into a plane corresponding to the plane portion and a curved surface corresponding to the hemispherical round A plurality of shock tubes 1 are fitted between the outer circumferential surfaces of the surface delayed primer tube 2 to be coupled.
- the curved surface of the lower surface of the connector head 200 has a semicircular shape having the same center as the hemispherical round of the surface delay primer 2 protruding into the tube fitting portion 200a.
- the upper surface of the connector body 100 is provided with a tube supporting side projection 130 protruding to the inside of the tube fitting portion 200a and having an upper end portion of the primer surface delay primer 2 interposed therebetween desirable.
- the tube supporting side projection 130 preferably has a semi-circular protrusion in the lateral direction of the connector body 100, and preferably has the same radius as the hemispherical round at the upper end of the surface delay primer 2.
- the tube supporting side protrusions 130 are formed on both sides of the upper end of the surface delay primer 2 protruding into the tube fitting portion 200a and are formed to surround the outer circumferential surfaces of the upper end portions of the surface delay primer 2,
- the tube supporting side protrusion 130 serves to allow the connector head 200 to be more resistant to impact in the detonating primer 2 in the detonator 101 when the shape of the connector head 200 is changed And prevents fragments in the detonating primer insertion unit 101 from being scattered out.
- the tube supporting side protrusion 130 supports the shock tube 1 fitted into the tube fitting portion 200a so that the upper end of the surface delay primer 2 is depressed to the lower side of the tube supporting side protrusion 130, A plurality of shock tubes 1 which are fitted to the tube fitting portion 200a by positioning the upper end of the surface delay primer 2 so as to coincide with the upper ends of the tube supporting side projection portions 130 are inserted into the surface delay primer 2 So that it can be fixed evenly on the outer peripheral surface of the housing.
- the clip fixing body part 300 is integrally formed at the lower end of the connector body part 100 and has a shape protruding around the connector body part 100.
- the clip fixing body portion 300 has an inlet of the primer insertion portion 101 formed on the lower surface thereof, and a clip fitting portion 310 is formed through both sides thereof.
- the fixing clip member 400 is engaged with the clip fitting portion 310 and the fixing clip member 400 supports the lower end portion of the surface delay primer 2 inserted into the primer insertion portion 101, ) Is fixed.
- the fixing clip member 400 is provided with a tube fitting groove 410 into which the detonating tube 50 connected to the surface delay primer 2 is inserted so that the detonating tube 50 is inserted into the tube fitting groove 410, So that the surface delay primer 2 is prevented from being pushed toward the lower end side in the longitudinal direction of the connector body portion 100.
- the total length of the connector body 100, the connector head 200, and the clip fixing body 300 is preferably 65 to 110 mm.
- the thickness between the both side surfaces of the connector body portion 100 is preferably 15 to 50 mm and is a thickness range that allows the shape of the connector body portion 100 to be maintained when the surface delay primer 2 is detonated.
- the diameter of the primer insertion unit 101 is in the range of 7.1 to 9.5 mm because the diameter of the primer surface of the primer 2 is fixed within the primer insertion unit 101, 2 so that the shape of the connector body portion 100 can be maintained.
- the thickness between the upper and lower surfaces of the connector head 200 is between 3 and 15 mm which is sufficient to maintain the shape of the connector head 200 when detonating the surface delay primer 2 Range.
- the distance between the lower surface of the connector head 200 and the outer surface of the tube supporting side protrusion 130 is preferably 2.5 to 4.5 mm and the distance from the outer surface of the surface delay primer 2 And is spaced apart from the connector head 200 by a predetermined distance.
- the blasting detonator according to the present invention is characterized in that the surface delay primer 2 is inserted into the primer insertion portion 101 of the connector 100 so that the upper end of the surface delay primer 2 is aligned with the upper end of the tube supporting side projection 130 A plurality of shock tubes 1 are fitted into the tube fitting portion 200a in such a manner that the plurality of shock tubes 1 are closely fitted to the outer peripheral surface of the surface delay primer 2 and the gunpowder in the explosion tube 50 is inserted into the tube fitting portion 200a
- the impingement member 20 is ignited to expel the surface delay primer 2, thereby effectively transmitting the shock waves generated in the primer 1 to the plurality of shock tubes 1.
- the present invention maintains the shape of the detonating connector to minimize the generation of debris, thereby improving the safety of detonation.
- the present invention maintains the shape of the explosion-proof connector and prevents damage to a plurality of shock tubes connected to a primer for explosive detonation by debris, thereby preventing a cut-off phenomenon due to damage of the explosion shock tube, .
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Air Bags (AREA)
Abstract
Description
화약의 종류 | 내정전성(kV) | 발화점(℃) | 낙추감도(cm) | 마찰감도(kgf) | 비고 |
DDNP | 20 | 162 | 5 | 1 | 실시예 |
PETN | 12 | 262 | 10 | 5.6 | 비교예 |
LA | 4 | 285 | 5 | 0.2 | 비교예 |
LS | 1 | 340 | 30 | 1.4 | |
RDX | 20 | 340 | 13 | 14.4 | |
HMX | 295 | 25 | 9.6 |
Claims (19)
- 폭약 기폭용 뇌관과 연결되는 복수의 쇼크튜브가 표면에 접촉되어 기폭되면서 상기 쇼크튜브에 기폭 신호를 인가하는 표면 지연 뇌관이며,하단부가 개방된 형태의 삽입 공간이 형성된 길이방향으로 내부에 형성된 뇌관 케이싱부재;상기 뇌관 케이싱부재의 삽입공간 내에서 상단부 측에 삽입되는 첨장약부재;상기 뇌관 케이싱부재의 삽입공간 내에 삽입되어 상기 첨장약부재의 하부에 위치되며, 내부에 점화 지연제가 구비될 수 있는 지연관부재;상기 뇌관 케이싱부재의 삽입공간 내에 삽입되어 상기 지연관부재의 하부에 위치되는 마개관부재; 및일단부가 상기 마개관부재의 상단부 측까지 위치되도록 상기 마개관부재의 내부에 삽입되며 내부에 화약이 삽입되어 있는 기폭용 튜브를 포함하는 것을 특징으로 하는 표면 지연 뇌관.
- 청구항 1에 있어서,상기 뇌관 케이싱부재의 상단부가 중앙의 평면부를 중심으로 반구형 라운드를 가지는 형상으로 형성되는 것을 특징으로 하는 표면 지연 뇌관.
- 청구항 2에 있어서,상기 뇌관 케이싱부재의 외경은 7.1~8.5mm 일 수 있고, 내경이 5.5~7.0mm인 것을 특징으로 하는 표면 지연 뇌관.
- 청구항 1에 있어서,상기 첨장약부재는 트리시네이트, 디아조디니트로페놀(DDNP), 테트라센, 뇌홍 중 어느 한 화약을 포함하는 것을 특징으로 하는 표면 지연 뇌관.
- 청구항 1에 있어서,상기 첨장약부재는 낙추감도와 마찰감도 중 어느 하나의 값이 LA(Lead Azide)와 같거나 크고, 다른 하나의 값이 LA(Lead Azide)보다 커 덜 민감하고, 위력이 약한 화약 중 어느 하나의 화약을 사용하는 것을 특징으로 하는 표면 지연 뇌관.
- 청구항 1에 있어서,상기 지연관부재의 상단에 구비되며 중공부를 구비하며 외측둘레가 상기 뇌관 케이싱부재의 외주면에 접촉되어 상기 외주면에 잔류된 첨장약 약분을 제거하는 약분 제거판부재를 더 포함하는 것을 특징으로 하는 표면 지연 뇌관.
- 커넥터의 내부로 표면 지연 뇌관이 삽입되어 상기 커넥터와 상기 표면 지연 뇌관의 사이에 폭약 기폭용 뇌관과 연결되는 복수의 쇼크튜브가 끼워져 상기 표면 지연 뇌관의 기폭에 의해 상기 쇼크튜브로 기폭 신호를 인가하는 발파 기폭 장치이며,상기 커넥터는, 전후면과 양측면을 포함한 직사각형 막대 형상을 가지며 내부에 길이 방향으로 관통되어 표면 지연 뇌관을 삽입할 수 있는 뇌관 삽입부가 형성된 커넥터 몸체부, 상기 커넥터 몸체부의 후면 측에 후단부가 연결되어 일체로 구비되며 상부면이 후단부 측에서 선단부 측으로 이어지는 곡면을 가지도록 형성되며, 하부면 측과 상기 커넥터 몸체부의 사이에 폭약 기폭용 뇌관과 연결되는 복수의 쇼크튜브가 끼워져 결합되는 튜브 끼움부가 형성되며 전면 측 단부가 상기 커넥터 몸체부와 분리된 커넥터 머리부; 및 상기 커넥터 몸체부의 하단부에 일체로 구비되며 상기 커넥터 몸체부의 둘레로 돌출되는 형상을 가지며 하부면에 상기 뇌관 삽입부의 입구가 형성되고 양 측면을 관통하여 클립 끼움부가 형성된 클립 고정몸체부; 및 상기 클립 끼움부에 끼워져 결합되어 상기 뇌관 삽입부 내에 삽입되는 표면 지연 뇌관을 고정하는 고정클립부재를 포함하며,상기 표면 지연 뇌관은 하단부가 개방된 형태의 삽입 공간이 형성된 길이방향으로 내부에 형성된 뇌관 케이싱부재;상기 뇌관 케이싱부재의 삽입공간 내에서 상단부 측에 삽입되는 첨장약부재;상기 뇌관 케이싱부재의 삽입공간 내에 삽입되어 상기 첨장약부재의 하부에 위치되며, 내부에 점화 지연제가 구비된 지연관부재;상기 뇌관 케이싱부재의 삽입공간 내에 삽입되어 상기 지연관부재의 하부에 위치되는 마개관부재; 및일단부가 상기 마개관부재의 상단부 측까지 위치되도록 상기 마개관부재의 내부에 삽입되며 내부에 화약이 삽입되어 있는 기폭용 튜브를 포함하는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 7에 있어서,상기 뇌관 케이싱부재의 상단부가 중앙의 평면부를 중심으로 반구형 라운드를 가지는 형상으로 형성되는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 8에 있어서,상기 뇌관 케이싱부재의 외경은 7.1~8.5mm 일 수 있고, 내경이 5.5~7.0mm인 것을 특징으로 하는 발파 기폭 장치.
- 청구항 7에 있어서,상기 첨장약부재는 트리시네이트, 디아조디니트로페놀(DDNP), 테트라센, 뇌홍 중 어느 한 화약을 포함하는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 7에 있어서,상기 첨장약부재는 낙추감도와 마찰감도 중 어느 하나의 값이 LA(Lead Azide)와 같거나 작고, 다른 하나의 값이 LA(Lead Azide)보다 작아 덜 민감하고, 위력이 약한 화약 중 어느 하나의 화약을 사용하는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 7에 있어서,상기 지연관부재의 상단에 구비되며 중공부를 구비하며 외측둘레가 상기 뇌관 케이싱부재의 외주면에 접촉되어 상기 외주면에 잔류된 첨장약 약분을 제거하는 약분 제거판부재를 더 포함하는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 7에 있어서,상기 커넥터 몸체부, 상기 커넥터 머리부, 상기 클립 고정몸체부는 하나의 몸체로 형성되며, 고밀도폴리에틸렌, 중밀도폴리에틸렌, 폴리프로필렌, 메탈로센선형저밀도폴리에틸렌, 폴리아마이드 중 어느 하나의 재질 또는 적어도 2가지 이상의 재질을 혼합하여 형성되는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 8에 있어서,상기 커넥터 머리부의 하부면은 상기 평면부에 대응되는 평면과 상기 반구형 라운드와 대응되는 곡면으로 형성되는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 7에 있어서,상기 커넥터 몸체부, 직사각형 막대 형상을 가지는 메인 몸체부재;상기 메인 몸체부재의 상단 측에 구비되며 상기 메인 몸체부재의 외측 둘레로 돌출되는 형상을 가지며 후면 측에 상기 커넥터 머리부가 일체로 연결되고, 전면 측에서 상기 커넥터 머리부의 선단부와 분리되는 머리 지지부재를 포함하며상기 머리 지지부재는 전면 측에 상기 커넥터 머리부의 선단부와 접촉되는 돌기부가 구비되고,상기 돌기부는 상기 커넥터 머리부와 접촉부분에서 상기 커넥터 머리부의 선단부 측으로 갈수록 상기 커넥터 머리부의 간격이 점차 벌어지는 형상으로 형성되는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 15에 있어서,상기 메인 몸체부재의 전면에는 중앙에서 이격되어 양 측면으로 각각 개방되게 형성된 제1가로홈부와 제2가로홈부가 형성되며 상기 제1가로홈부와 제2가로홈부는 상기 메인 몸체부재의 길이방향으로 이격되며 다수 구비되며,상기 메인 몸체부재의 후면에는 중앙에서 이격되어 양 측면으로 각각 개방되게 형성된 제3가로홈부와 제4가로홈부가 형성되며 상기 제3가로홈부와 제4가로홈부는 상기 메인 몸체부재의 길이방향으로 이격되며 다수 구비되는 것을 특징으로 하는 발파 기폭 장치.
- 청구항 8에 있어서,상기 커넥터 몸체부의 상부면에는 상기 튜브 끼움부의 내부로 이격되게 돌출되며 사이로 상기 뇌관용 표면 지연 뇌관의 상단부가 배치되며 상기 커넥터 몸체부의 측면 방향에서 반원형상을 가지는 튜브지지 측면돌기부가 구비되는 것을 특징으로 하는 발파 기폭 장치용 커넥터.
- 청구항 7에 있어서,상기 고정클립부재는 상기 표면 지연 뇌관에 연결되는 기폭용 튜브가 끼워지는 튜브 끼움홈이 구비되어 상기 튜브 끼움홈으로 상기 기폭용 튜브가 끼워 삽입되면서 상기 표면 지연 뇌관의 하단부를 지지하는 것을 특징으로 하는 발파 기폭 장치용 커넥터.
- 청구항 7에 있어서,상기 커넥터 몸체부, 상기 커넥터 머리부, 상기 클립 고정몸체부를 포함하는 전체 길이는 65~110mm이고, 상기 커넥터 몸체부의 양 측면 사이의 두께는 15~50mm이며, 상기 뇌관 삽입부의 직경은 7.1~9.5mm이고, 상기 커넥터 머리부의 상부면과 하부면 사이의 두께는 3~15mm이며, 상기 커넥터 머리부의 하부면과 상기 튜브지지 측면돌기부의 외측면 사이 간격은 2.5~4.5mm인 것을 특징으로 하는 발파 기폭 장치용 커넥터.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2017420428A AU2017420428B2 (en) | 2017-06-28 | 2017-06-28 | Trunk line delay detonator and blast triggering device using same |
US16/627,026 US11054235B2 (en) | 2017-06-28 | 2017-06-28 | Trunkline delay detonator and blast-triggering device using same |
PCT/KR2017/006847 WO2019004496A1 (ko) | 2017-06-28 | 2017-06-28 | 표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2017/006847 WO2019004496A1 (ko) | 2017-06-28 | 2017-06-28 | 표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019004496A1 true WO2019004496A1 (ko) | 2019-01-03 |
Family
ID=64741707
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2017/006847 WO2019004496A1 (ko) | 2017-06-28 | 2017-06-28 | 표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11054235B2 (ko) |
AU (1) | AU2017420428B2 (ko) |
WO (1) | WO2019004496A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115111975A (zh) * | 2022-08-09 | 2022-09-27 | 重庆交通大学 | 炸药包雷管自动插入装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04236100A (ja) * | 1990-11-05 | 1992-08-25 | Ensign Bickford Co | 雷管およびその製造方法 |
KR940009658B1 (ko) * | 1985-03-13 | 1994-10-15 | 웨스팅하우스 일렉트릭 코오포레이숀 | 가공물내에 풍선형 포켓을 절삭 가공하기 위한 선반 |
KR0123389Y1 (ko) * | 1995-08-07 | 1998-10-15 | 김용구 | 걸림턱이 있는 뇌관용 연시장치 |
JPH11513786A (ja) * | 1995-10-27 | 1999-11-24 | ジ・エンサイン−ビツクフオード・カンパニー | 爆発開始システム用コネクターブロック |
JP2003532050A (ja) * | 2000-04-28 | 2003-10-28 | オリカ、エクスプローシブズ、テクノロジー、プロプライエタリー、リミテッド | 発破起爆装置 |
KR20100010019U (ko) * | 2009-04-03 | 2010-10-13 | 주식회사 한화 | 쇼크튜브 다발기폭용 뇌관커넥터 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5522318A (en) * | 1990-11-05 | 1996-06-04 | The Ensign-Bickford Company | Cushion element for detonators and the like; apparatus and method of assembly |
US6006671A (en) * | 1995-02-24 | 1999-12-28 | Yunan; Malak Elias | Hybrid shock tube/LEDC system for initiating explosives |
US9342176B2 (en) * | 2008-07-21 | 2016-05-17 | Samsung Display Co., Ltd. | Organic light emitting display device |
-
2017
- 2017-06-28 WO PCT/KR2017/006847 patent/WO2019004496A1/ko active Application Filing
- 2017-06-28 US US16/627,026 patent/US11054235B2/en active Active
- 2017-06-28 AU AU2017420428A patent/AU2017420428B2/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940009658B1 (ko) * | 1985-03-13 | 1994-10-15 | 웨스팅하우스 일렉트릭 코오포레이숀 | 가공물내에 풍선형 포켓을 절삭 가공하기 위한 선반 |
JPH04236100A (ja) * | 1990-11-05 | 1992-08-25 | Ensign Bickford Co | 雷管およびその製造方法 |
KR0123389Y1 (ko) * | 1995-08-07 | 1998-10-15 | 김용구 | 걸림턱이 있는 뇌관용 연시장치 |
JPH11513786A (ja) * | 1995-10-27 | 1999-11-24 | ジ・エンサイン−ビツクフオード・カンパニー | 爆発開始システム用コネクターブロック |
JP2003532050A (ja) * | 2000-04-28 | 2003-10-28 | オリカ、エクスプローシブズ、テクノロジー、プロプライエタリー、リミテッド | 発破起爆装置 |
KR20100010019U (ko) * | 2009-04-03 | 2010-10-13 | 주식회사 한화 | 쇼크튜브 다발기폭용 뇌관커넥터 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115111975A (zh) * | 2022-08-09 | 2022-09-27 | 重庆交通大学 | 炸药包雷管自动插入装置 |
CN115111975B (zh) * | 2022-08-09 | 2024-05-10 | 重庆交通大学 | 炸药包雷管自动插入装置 |
Also Published As
Publication number | Publication date |
---|---|
US20200124391A1 (en) | 2020-04-23 |
US11054235B2 (en) | 2021-07-06 |
AU2017420428A1 (en) | 2020-01-30 |
AU2017420428B2 (en) | 2021-06-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11346639B2 (en) | Outer conductive band for a deployment unit of a conducted electrical weapon | |
US20140060368A1 (en) | Simultaneous nonelectric priming assembly and method | |
NO965581L (no) | Anordning til bruk ved detonasjon | |
WO2019004496A1 (ko) | 표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 | |
CA1152377A (en) | Blasting cap including an electronic module for storing and supplying electrical energy to an ignition assembly | |
US5015804A (en) | Electrical cable connector for sealing an armoured electrical cable | |
WO1997025298A1 (en) | Detonators having multiple-line input leads | |
US4023493A (en) | Fireline detonator | |
KR101907731B1 (ko) | 표면 지연 뇌관 및 이를 이용한 발파 기폭 장치 | |
WO2020231012A1 (ko) | 링 이탈 방지 구조를 갖는 고전압 퓨즈 | |
GB1019950A (en) | Improvements in priming devices for quick fuses | |
BR9801723A (pt) | Conjunto de ignição e processo para ignição de propelente pirotécnico. | |
JP2004051042A (ja) | 部材の分離装置 | |
DE60042823D1 (de) | Zünderhülle und verfahren zum füllen von bohrlöchern | |
US20020007756A1 (en) | Gas generator, in particular for belt tighteners | |
WO2021118166A2 (ko) | 이중 안테나를 포함하는 발파 시스템용 전자식 뇌관 장치 및 이를 이용한 발파 시스템 | |
KR100294112B1 (ko) | 폭발유니트분리형폭발볼트 | |
ES2096376T3 (es) | Un conectador. | |
EP0390756B1 (en) | Primer for a propellant charge | |
WO2001002797A3 (en) | Explosive device and method of using such a device | |
GB2553494A (en) | Initiation device | |
WO2024063513A1 (ko) | 원격 발파 시스템 | |
WO2021137622A1 (ko) | 가접장치 | |
CN209877780U (zh) | 一种爆震弹专用排爆杆 | |
JP2004051041A (ja) | 部材の分離装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 17916027 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2017420428 Country of ref document: AU Date of ref document: 20170628 Kind code of ref document: A |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205 DATED 15.04.2020) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 17916027 Country of ref document: EP Kind code of ref document: A1 |