CN114754633A - Non-electric delay pushing device of pulling type - Google Patents
Non-electric delay pushing device of pulling type Download PDFInfo
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- CN114754633A CN114754633A CN202210580749.2A CN202210580749A CN114754633A CN 114754633 A CN114754633 A CN 114754633A CN 202210580749 A CN202210580749 A CN 202210580749A CN 114754633 A CN114754633 A CN 114754633A
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- 239000002360 explosive Substances 0.000 claims abstract description 40
- 238000005192 partition Methods 0.000 claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000004593 Epoxy Substances 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims abstract description 14
- 239000000843 powder Substances 0.000 claims description 78
- 229910000831 Steel Inorganic materials 0.000 claims description 30
- 239000010959 steel Substances 0.000 claims description 30
- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 238000010304 firing Methods 0.000 claims description 25
- 239000003380 propellant Substances 0.000 claims description 18
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 15
- 239000003973 paint Substances 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 12
- AXZAYXJCENRGIM-UHFFFAOYSA-J dipotassium;tetrabromoplatinum(2-) Chemical compound [K+].[K+].[Br-].[Br-].[Br-].[Br-].[Pt+2] AXZAYXJCENRGIM-UHFFFAOYSA-J 0.000 claims description 9
- 229910001487 potassium perchlorate Inorganic materials 0.000 claims description 9
- 239000000779 smoke Substances 0.000 claims description 9
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims description 6
- 229920001220 nitrocellulos Polymers 0.000 claims description 6
- 239000011593 sulfur Substances 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- DSSYKIVIOFKYAU-XCBNKYQSSA-N (R)-camphor Chemical compound C1C[C@@]2(C)C(=O)C[C@@H]1C2(C)C DSSYKIVIOFKYAU-XCBNKYQSSA-N 0.000 claims description 3
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims description 3
- 241000723346 Cinnamomum camphora Species 0.000 claims description 3
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 3
- 150000001540 azides Chemical class 0.000 claims description 3
- QFFVPLLCYGOFPU-UHFFFAOYSA-N barium chromate Chemical compound [Ba+2].[O-][Cr]([O-])(=O)=O QFFVPLLCYGOFPU-UHFFFAOYSA-N 0.000 claims description 3
- 229940083898 barium chromate Drugs 0.000 claims description 3
- 229960000846 camphor Drugs 0.000 claims description 3
- 229930008380 camphor Natural products 0.000 claims description 3
- 239000001768 carboxy methyl cellulose Substances 0.000 claims description 3
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims description 3
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- IXHMHWIBCIYOAZ-UHFFFAOYSA-N styphnic acid Chemical group OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C(O)=C1[N+]([O-])=O IXHMHWIBCIYOAZ-UHFFFAOYSA-N 0.000 claims description 3
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 239000000020 Nitrocellulose Substances 0.000 claims 1
- 230000005284 excitation Effects 0.000 abstract description 11
- 230000000977 initiatory effect Effects 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000005474 detonation Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B15/00—Self-propelled projectiles or missiles, e.g. rockets; Guided missiles
- F42B15/36—Means for interconnecting rocket-motor and body section; Multi-stage connectors; Disconnecting means
- F42B15/38—Ring-shaped explosive elements for the separation of rocket parts
Abstract
The invention relates to a pulling type non-electric delay thruster, and belongs to the field of initiating explosive devices. The invention discloses a hair-pulling type non-electric delay thruster which comprises a thruster component (1), a partition plate igniter (2), a delay body (3) and a hair-pulling mechanism (4); when the non-electric delay pusher is manufactured, the delay body (3) is arranged in the hair pulling mechanism (4), the threads of the hair pulling mechanism (4) 2 are coated with proper epoxy curing glue and are respectively screwed on the two sides of the partition igniter (2) to be screwed in place, and the threads of the partition igniter (2) are coated with proper epoxy curing glue and are screwed on the pushing component (1) to be screwed in place. The invention has two-way mechanical excitation and high reliability, utilizes mechanical pulling ignition to open the parachute hatch cover after 4s +/-1 s of delay time and push the 2kg hatch cover away from the rocket projectile flight track at the speed of 25m/s, and has small impact in the action process, good sealing property and no overflow.
Description
Technical Field
The invention belongs to the technical field of initiating explosive devices, and particularly relates to a pulling type non-electric delay thruster, in particular to a pulling type delay thruster used under a non-electric condition.
Background
The thruster is mainly divided into an electric excitation thruster and a detonation excitation thruster, is widely applied to aviation and aerospace weaponry, and is mainly used for interstage separation, uncovering and unpacking of projectiles and throwing of targets. The electric excitation thruster has a simple structure, needs the excitation of an electric energy source, and increases the power supply load of a system; the detonation-excited thrust structure is complex, the requirement on input energy is high, and the complexity of the system is increased. Neither of these designs of ram meets the application requirements of weaponry.
The existing electric excitation thruster and detonation excitation thruster are generally of instantaneous structures, need to input electric energy or detonation energy converted from the electric energy, and cannot meet the requirements of the using environment of a weapon system.
Disclosure of Invention
Technical problem to be solved
The invention aims to solve the technical problem of how to provide a pulling-type non-electric delay thruster so as to solve the problem that the existing electric excitation thruster and detonation excitation thruster cannot meet the requirements of the use environment of a weapon system.
(II) technical scheme
In order to solve the technical problem, the invention provides a pulling type non-electric delay plunger which comprises a plunger assembly (1), a partition plate igniter (2), a delay body (3) and a pulling mechanism (4); when the non-electric delay flusher is manufactured, the delay body (3) is arranged in the hair pulling mechanism (4), the thread of the hair pulling mechanism (4) 2 is coated with a proper amount of epoxy curing glue and is respectively screwed on the two sides of the partition plate igniter (2) to be screwed in place, and the thread of the partition plate igniter (2) is coated with a proper amount of epoxy curing glue and is screwed on the push component (1) to be screwed in place.
Further, the pushing and punching assembly (1) comprises a body (101), a sealing ring (102), a piston (103), a fixing pin (104) and a connecting seat (105); the body (101) is a tubular body, the outer diameter is 26mm, the length is 58mm, the opening part comprises M18 multiplied by 1 internal threads, the effective depth of the threads is 10mm, the inside is a stepped hole, the inner diameter is 16mm and 12mm respectively, the depth of the 16mm hole from the opening part is 46mm, the 12mm hole is a through hole, and the side wall is provided with a pin hole with the diameter of 2.5 mm; the sealing ring (102) is an O-shaped silicon rubber sealing ring; the piston (103) is a T-shaped cylinder, the diameters of the piston are 12mm and 16mm respectively, the lengths of the piston are 28.5mm and 10.4mm respectively, two grooves with the width of 2.2mm and the depth of 1.4mm are arranged at the end with the diameter of 16mm, the distance between each groove and the end face is 2mm, and the distance between each groove is 2 mm; the fixing pin (104) is a pin with the diameter of 2.5mm and the length of 26 mm; the connecting seat (105) is a T-shaped cylinder, the diameters of the connecting seat are 12mm and 26mm respectively, the lengths of the connecting seat are 9mm and 16mm respectively, the end with the diameter of 26mm is provided with an M20 multiplied by 1.5 internal threaded hole, the depth of the threaded hole is 13mm, and a section with the diameter of 12mm is provided with a pin hole with the diameter of 2.5mm in the radial direction; the body (101) is connected with the connecting seat (105) through a fixing pin (104), 2 sealing rings (102) are respectively sleeved in two grooves of the piston (103), and the end with the diameter of 12mm of the piston (103) is matched with the end with the inner diameter of 12mm of the body (101) to be installed in the body (101).
Further, the partition igniter (2) comprises a cap (201), a partition body (202), an ignition powder (203), a booster explosive I (204), a booster explosive II (205), a primary explosive (206), a silk pad (207), a reinforcing cap (208), a plug (209) and a propellant powder (210); the cap (201) is of a thin-wall U-shaped structure, and the thickness of the cap is 0.3 mm; the middle part of the clapboard body (202) is provided with a flange, one end of the clapboard body is a cylinder, the other end of the clapboard body is a square body, the cylinder is provided with M18 multiplied by 1 external threads, the diameter of a central hole is 12mm, the depth of the central hole is 8.5mm, the diameter of a central blind hole is 3mm, the depth of the central blind hole is 3mm, the diameter of the central blind hole of the square body is 4mm, the thickness between the central blind hole and the central blind hole with the diameter of 3mm of the end of the cylinder is 1.5mm, the two sides of the clapboard body are symmetrically provided with M12 multiplied by 1 internal thread holes, the depth of the central blind hole is 8mm, and threaded holes are communicated through holes with the diameter of 5 mm; the silk pad (207) is 416 plain silk with the diameter of 3.5 mm; the reinforcing cap (208) is of a thin-wall U-shaped structure, the thickness of the reinforcing cap is 0.3mm, a central hole is formed in the bottom of the reinforcing cap, and the diameter of the reinforcing cap is 2.5 mm; the plug (209) is a cylinder, the external thread is M8 multiplied by 0.75, and the height is 5 mm; the explosive is sequentially pressed and installed in a center hole with the diameter of 3mm of a cylinder of a separator body (202) according to the sequence of a booster explosive I (204) and an ignition explosive (203), a propellant powder (210) is bulk-loaded in the center hole with the diameter of 12mm of the cylinder of the separator body (202), a cover cap (201) is covered, and the explosive is sequentially pressed and installed in a center hole with the diameter of 4mm of a square of the separator body (202) according to the sequence of a booster explosive II (205), a primary explosive (206), a silk pad (207) and a reinforcing cap (208), and a plug (209) is installed.
Furthermore, the delay body (3) comprises a delay tube (301), a pressure relief sheet (302), a pressure regulating spring (303), an aluminum powder paint (304) pressure limiting sheet (305), a gasket (306) and an impact fire cap (307); the delay tube (301) comprises a sealing cap (301-1), ignition powder (301-2), a double-hole partition plate (301-3), ignition powder (301-4, 301-6), micro-smoke powder (301-5) and a delay tube shell (301-7); the sealing cap (301-1) is of a thin-wall U-shaped structure, and the thickness of the sealing cap is 0.1 mm; the double-hole partition board (301-3) is a round sheet with the thickness of 1mm and the diameter of 5mm, and the diameter of two through holes is 0.5mm and the center distance is 2 mm; the delay tube shell (301-7) is a cylinder, the diameter is 7.15mm, the length is 32mm, a step center hole is formed in the inner part of one end, the diameters are respectively 5.85mm and 5mm, the depths are respectively 5mm and 5.2mm, two through holes with the diameter of 0.8mm are symmetrically arranged on the side wall at the position 6.5mm away from the opening part, a step center hole is formed in the inner part of the other end, holes with the diameters of 5mm and 3.1mm, the hole depth of 5mm and the hole depth of 3.1mm are through holes, and the opening part is provided with a circular flanging; the pressure relief sheet (302) is a round sheet with the thickness of 0.6mm, the diameter of 4.2mm and a central hole of 1.3 mm; the pressure regulating spring (303) is a cylindrical spiral compression spring, and is 4.5mm in length and 4mm in diameter; the aluminum powder paint (304) is prepared from aluminum powder and nitrolacquer 1: 1, coating the mixture on two 0.8mm through holes of a delay tube shell (301-7) to form; the pressure limiting sheet (305) is a circular sheet, the thickness is 0.5mm, the diameter is 4.2mm, and the central hole is 0.5 mm; the gasket (306) is a circular thin sheet, the thickness is 0.6mm, the diameter is 5mm, and the central hole is 2.5 mm; the impact fire cap (307) is a No. 38 impact fire cap; according to the sequence of the ignition powder (301-6), the micro-smoke powder (301-5), the ignition powder (301-4), the double-hole clapboard (301-3), the ignition powder (301-2) and the sealing cap (301-1), the ignition powder (301-2) is pressed in from one end of a step center hole with the diameter of 5mm and 3.1mm of the delay tube shell (301-7), and the ignition powder is loaded in from the other end of the delay tube shell (301-7) and is closed and fixed according to the sequence of the pressure relief sheet (302), the pressure regulating spring (303), the aluminum powder paint (304), the pressure limiting sheet (305), the gasket (306) and the impact fire cap (307).
Furthermore, the hair pulling mechanism comprises a pulling needle (401), an impact spring (402), a firing pin (403), a steel ball (404) and a tube shell (405); the pull needle (401) is in a shape of a slender needle, and one end of the pull needle is provided with a ring, the diameter of the pull needle is 1mm, and the length of the pull needle is 35.5 mm; the impact spring (402) is a cylindrical spiral compression spring, the length of the impact spring is 30mm, and the diameter of the impact spring is 6 mm; the firing pin (403) is a hexagonal prism, has the length of 6.6mm and the width of 6.4mm, is provided with a 15-degree inclined through hole with the diameter of 1.2mm close to the axis, wherein one prism is provided with a vertical hole with the diameter of 2.5mm and is communicated with the inclined through hole with the diameter of 1.2mm, and the center of one end is provided with a bulge with the diameter of 1.5mm and the height of 1.8 mm; the steel ball (404) is a steel ball with the diameter of 2.5 mm; the pipe shell (405) is a cylinder, the length of the pipe shell is 65mm, the diameter of the pipe shell is 12mm, one end of the pipe shell is provided with a hole, the other end of the pipe shell is provided with a bottom, the hole depth is 63mm, the diameter of the pipe shell is 7.2mm, an opening part is provided with an M12 multiplied by 1 external thread, the thickness of the bottom is 2mm, the center of the pipe shell is provided with a through hole with the diameter of 2.6mm, and a through hole with the diameter of 2.1mm is arranged on one side wall 20.5mm away from the outer end face of the bottom; when the locking device is manufactured, a spring (402) is placed into a pipe shell (405), a steel ball (404) is placed into a vertical hole in the edge of a firing pin (403), the firing pin (403) protrudes towards the spring (402) and is placed into the pipe shell (405), the firing pin (403) is pushed to compress the spring (402) to enable the steel ball (404) to be aligned with a hole in the side wall of the pipe shell (405), a pull needle (401) penetrates through the pipe shell (405) and the spring (402) to be inserted into an inclined through hole in the firing pin (403) to jack up the steel ball (404), and part of the steel ball (404) is clamped in the hole in the side wall of the pipe shell (405) to complete locking.
Furthermore, the dosage of the igniting powder in the clapboard igniter is 50mg, the dosage of the booster I is 14 mg-16 mg, the dosage of the booster II is 35 mg-50 mg, the dosage of the primary explosive is 9 mg-11 mg, the dosage of the propellant is 150mg, the pressing pressure of the igniting powder and the booster I is 100 MPa-130 MPa, and the pressing pressure of the booster II, the primary explosive and the reinforcing cap is 70 MPa-90 MPa.
Furthermore, the ignition powder dosage in the delay tube is 130mg, the micro-smoking powder dosage is 400mg, the ignition powder dosage is 60mg, the ignition powder and micro-smoking powder pressing pressure is 250MPa to 310MPa, and the ignition powder pressing pressure is 30MPa to 40 MPa.
Furthermore, the ignition powder is boron ignition powder and consists of red lead, boron and polyvinyl butyral; the booster explosive is carboxymethyl cellulose and lead azide, the propellant is single-base propellant 2/1 camphor, and the primary explosive is trinitroresorcinol lead.
Furthermore, the ignition powder consists of sulfur, potassium perchlorate, red lead, zirconium and nitrocotton; the micro-smoking agent consists of sulfur, potassium perchlorate, barium chromate, nitrocotton and dibutyl phthalate; the ignition powder consists of lead ferrocyanide, potassium perchlorate and gum rosin.
Furthermore, the body, the piston, the connecting seat and the clapboard body are made of heat-resistant steel rods 05Cr17Ni4Cu4Nb, the fixing pin is made of stainless steel rods 12Cr18Ni9, the tube shell is made of aluminum alloy 2A12-T4, the silk pad is made of 401 plain weave raw silk, and the epoxy curing adhesive is 914 rapid adhesive.
(III) advantageous effects
The invention provides a pulling-type non-electric delay plunger, which is prepared by the embodiment and has the advantages of double-path mechanical excitation and high reliability, mechanical pulling ignition is utilized, an umbrella cabin cover is opened after the delay time of 4s +/-1 s, and a 2kg cabin cover is pushed away from the flying track of a rocket projectile at the speed of 25m/s, so that the impact is small in the action process, the sealing performance is good, and no overflow is generated. The test shows that the separation speed is stable, the delay function of the flight test is normal, and the phenomenon of instant generation does not exist, so that the problems of delay and thrust under the conditions of no electric energy and no gas heat energy are solved.
Drawings
FIG. 1 is a schematic view of a non-electric delay type trigger of the present invention;
FIG. 2 is a schematic view of the thrust assembly shown in FIG. 1;
FIG. 3 is a schematic view of the baffle igniter configuration shown in FIG. 1;
FIG. 4 is a schematic view of the spacer body structure shown in FIG. 3;
FIG. 5 is a schematic view of the delay body shown in FIG. 1;
FIG. 6 is a schematic view of the delay tube structure shown in FIG. 5;
fig. 7 is a schematic view of the delay tube package shown in fig. 6;
fig. 8 is a schematic view of the hair-pulling mechanism shown in fig. 1.
The reference numerals in fig. 1 denote: 1. the hair pulling device comprises a push-punching assembly, a partition plate igniter, a delay body, a hair pulling mechanism and a hair pulling mechanism, wherein the push-punching assembly comprises a push-punching assembly 2, a partition plate igniter 3, a delay body 4 and the hair pulling mechanism;
The reference numerals in fig. 2 denote: 101. the piston type sealing device comprises a body 102, a sealing ring 103, a piston 104, a fixing pin 105 and a connecting seat;
the reference numerals in fig. 3 denote: 201. the explosive ignition device comprises a cover cap 202, a partition body 203, ignition powder 204, booster powder I, booster powder 205, booster powder II, booster powder 206, primary explosive 207, a silk pad 208, a reinforcing cap 209, a plug 210 and propellant powder;
the reference numerals in fig. 4 denote: 202a, phi 4 central holes, 202b, phi 3 central holes, 202c, phi 12 central holes;
the reference numerals in fig. 5 denote: 301. a delay tube 302, a pressure relief sheet 303, a pressure regulating spring 304, aluminum powder paint 305, a pressure limiting sheet 306, a gasket 307 and an impact fire cap;
the reference numerals in fig. 6 denote: 301-1, a sealing cap, 301-2, a double-hole partition board, 301-3, an ignition powder, 301-4, a pilot powder, 301-5, a micro-smoke powder, 301-6, a pilot powder, 301-7 and a delay tube shell;
the reference numerals in fig. 7 denote: 301-7a, a central hole, 301-7b, a central hole, 301-7c and a pressure relief hole;
the reference numerals in fig. 8 denote: 401. a pull pin 402, a spring 403, a striker 404, a steel ball 405 and a cartridge.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The invention provides a non-electric delay thruster integrating mechanical pulling excitation and initiating explosive delay, which utilizes a mechanism of initiating explosive mechanical impact ignition, uses a double-circuit pulling mechanism to trigger an impact fire cap to ignite a delay tube, and designs a partition plate igniter at the output end of the delay tube to prevent the leakage of next-stage gas and ensure the action consistency of the thruster.
A hair-pulling type delay pushing and flushing device comprises a pushing and flushing assembly (1), a partition plate igniter (2), a delay body (3) and a hair-pulling mechanism (4); when the non-electric delay pusher is manufactured, the delay body (3) is arranged in the hair pulling mechanism (4), the threads of the hair pulling mechanism (4) 2 are coated with proper epoxy curing glue and are respectively screwed on the two sides of the partition igniter (2) to be screwed in place, and the threads of the partition igniter (2) are coated with proper epoxy curing glue and are screwed on the pushing component (1) to be screwed in place.
Wherein, the first and the second end of the pipe are connected with each other,
the push-stamping assembly (1) comprises a body (101), a sealing ring (102), a piston (103), a fixing pin (104) and a connecting seat (105). The body (101) is a tubular body, the outer diameter is 26mm, the length is 58mm, the opening part comprises M18 multiplied by 1 internal threads, the effective depth of the threads is 10mm, the inside is a step hole, the inner diameter is 16mm and 12mm respectively, the depth of the 16mm hole from the opening part is 46mm, the 12mm hole is a through hole, and the side wall is provided with a pin hole with the diameter of 2.5 mm; the sealing ring (102) is an O-shaped silicon rubber sealing ring; the piston (103) is a T-shaped cylinder, the diameters of the piston are 12mm and 16mm respectively, the lengths of the piston are 28.5mm and 10.4mm respectively, two grooves with the width of 2.2mm and the depth of 1.4mm are arranged at the end with the diameter of 16mm, the distance between each groove and the end face is 2mm, and the distance between each groove is 2 mm; the fixing pin (104) is a pin with the diameter of 2.5mm and the length of 26 mm; the connecting seat (105) is a T-shaped cylinder, the diameters of the connecting seat are 12mm and 26mm respectively, the lengths of the connecting seat are 9mm and 16mm respectively, the end with the diameter of 26mm is provided with an M20 multiplied by 1.5 internal threaded hole and a threaded hole depth of 13mm, and a section with the diameter of 12mm is provided with a pin hole with the diameter of 2.5mm in the radial direction. The body (101) is connected with the connecting seat (105) through a fixing pin (104), 2 sealing rings (102) are respectively sleeved in two grooves of the piston (103), and the end with the diameter of 12mm of the piston (103) is matched with the end with the inner diameter of 12mm of the body (101) to be installed in the body (101).
The partition plate igniter (2) comprises a cover cap (201), a partition plate body (202), ignition powder (203), booster powder I (204), booster powder II (205), initiating powder (206), a silk pad (207), a reinforcing cap (208), a plug (209) and propellant powder (210). The cap (201) is of a thin-wall U-shaped structure, and the thickness of the cap is 0.3 mm; the middle part of the clapboard body (202) is provided with a flange, one end of the clapboard body is a cylinder, the other end of the clapboard body is a square body, the cylinder is provided with M18 multiplied by 1 external thread, the diameter of a central hole is 12mm, the depth of the central hole is 8.5mm, the diameter of a central blind hole is 3mm, the depth of the central blind hole is 3mm, the diameter of the central blind hole of the square body is 4mm, the thickness between the central blind hole and the central blind hole with the end diameter of the cylinder being 3mm is 1.5mm, the two sides of the clapboard body are symmetrically provided with M12 multiplied by 1 internal thread holes, the depth of the central blind hole is 8mm, and the threaded holes are communicated through holes with the diameter of 5 mm; the silk pad (207) is 416 plain silk with the diameter of 3.5 mm; the reinforcing cap (208) is of a thin-wall U-shaped structure, the thickness of the reinforcing cap is 0.3mm, a central hole is formed in the bottom of the reinforcing cap, and the diameter of the reinforcing cap is 2.5 mm; the plug (209) is a cylinder, the external thread M8 is multiplied by 0.75, and the height is 5 mm. The explosive is sequentially pressed and installed in a center hole with the diameter of 3mm of a cylinder of a separator body (202) according to the sequence of a booster explosive I (204) and an ignition explosive (203), a propellant powder (210) is bulk-loaded in the center hole with the diameter of 12mm of the cylinder of the separator body (202), a cover cap (201) is covered, and the explosive is sequentially pressed and installed in a center hole with the diameter of 4mm of a square of the separator body (202) according to the sequence of a booster explosive II (205), a primary explosive (206), a silk pad (207) and a reinforcing cap (208), and a plug (209) is installed.
The delay body (3) comprises a delay tube (301), a pressure relief sheet (302), a pressure regulating spring (303), an aluminum powder paint (304) pressure limiting sheet (305), a gasket (306) and an impact fire cap (307). The delay tube (301) comprises a sealing cap (301-1), ignition powder (301-2), a double-hole partition plate (301-3), ignition powder (301-4, 301-6), micro-smoke powder (301-5) and a delay tube shell (301-7). The sealing cap (301-1) is of a thin-wall U-shaped structure, and the thickness of the sealing cap is 0.1 mm; the double-hole partition board (301-3) is a round sheet with the thickness of 1mm and the diameter of 5mm, and the diameter of two through holes is 0.5mm and the center distance is 2 mm; the delay tube shell (301-7) is a cylinder, the diameter is 7.15mm, the length is 32mm, a step center hole is formed in one end, the diameters are 5.85mm and 5mm respectively, the depths are 5mm and 5.2mm respectively, two through holes with the diameter of 0.8mm are symmetrically arranged on the side wall at the position 6.5mm away from the opening, a step center hole is formed in the other end, the diameters are 5mm and 3.1mm respectively, the hole depth of the diameter of 5mm is 20.3mm, the hole with the diameter of 3.1mm is a through hole, and the opening is provided with a circular flanging. The pressure relief sheet (302) is a circular sheet, the thickness of the pressure relief sheet is 0.6mm, the diameter of the pressure relief sheet is 4.2mm, and the center hole of the pressure relief sheet is 1.3 mm; the pressure regulating spring (303) is a cylindrical spiral compression spring, and has the length of 4.5mm and the diameter of 4 mm; the aluminum powder paint (304) is prepared from aluminum powder and nitrolacquer 1: 1, coating the mixture on two 0.8mm through holes of a delay tube shell (301-7) to form; the pressure limiting sheet (305) is a circular sheet, the thickness is 0.5mm, the diameter is 4.2mm, and the central hole is 0.5 mm; the gasket (306) is a circular thin sheet, the thickness is 0.6mm, the diameter is 5mm, and the central hole is 2.5 mm; the striking fire cap (307) is a No. 38 striking fire cap. According to the sequence of the ignition powder (301-6), the micro-smoke powder (301-5), the ignition powder (301-4), the double-hole clapboard (301-3), the ignition powder (301-2) and the sealing cap (301-1), the ignition powder (301-2) is pressed in from one end of a step center hole with the diameter of 5mm and 3.1mm of the delay tube shell (301-7), and the ignition powder is loaded in from the other end of the delay tube shell (301-7) and is closed and fixed according to the sequence of the pressure relief sheet (302), the pressure regulating spring (303), the aluminum powder paint (304), the pressure limiting sheet (305), the gasket (306) and the impact fire cap (307).
The hair-pulling mechanism comprises a pulling needle (401), an impact spring (402), a firing pin (403), a steel ball (404) and a tube shell (405). The pull needle (401) is in a shape of a slender needle, and one end of the pull needle is provided with a ring, the diameter of the pull needle is 1mm, and the length of the pull needle is 35.5 mm; the impact spring (402) is a cylindrical spiral compression spring, the length of the impact spring is 30mm, and the diameter of the impact spring is 6 mm; the firing pin (403) is a hexagonal prism body, the length of the firing pin is 6.6mm, the width of the firing pin is 6.4mm, a 15-degree inclined through hole with the diameter of 1.2mm is arranged close to the axis, a vertical hole with the diameter of 2.5mm is arranged on one prism and is communicated with the inclined through hole with the diameter of 1.2mm, and a bulge with the diameter of 1.5mm and the height of 1.8mm is arranged in the center of one end of the firing pin; the steel ball (404) is a steel ball with the diameter of 2.5mm which conforms to GB 308; the pipe shell (405) is a cylinder, the length of the pipe shell is 65mm, the diameter of the pipe shell is 12mm, one end of the pipe shell is provided with a hole, the other end of the pipe shell is provided with a bottom, the hole depth is 63mm, the diameter of the pipe shell is 7.2mm, an opening part is provided with M12 multiplied by 1 external threads, the thickness of the bottom is 2mm, the center of the pipe shell is provided with a through hole with the diameter of 2.6mm, and a through hole with the diameter of 2.1mm is arranged on one side wall of a position 20.5mm away from the outer end face of the bottom. When the locking device is manufactured, a spring (402) is placed into a pipe shell (405), a steel ball (404) is placed into a vertical hole in the edge of a firing pin (403), the firing pin (403) protrudes towards the spring (402) and is placed into the pipe shell (405), the firing pin (403) is pushed to compress the spring (402) to enable the steel ball (404) to be aligned with a hole in the side wall of the pipe shell (405), a pull needle (401) penetrates through the pipe shell (405) and the spring (402) to be inserted into an inclined through hole in the firing pin (403) to jack up the steel ball (404), and part of the steel ball (404) is clamped in the hole in the side wall of the pipe shell (405) to complete locking.
Referring to fig. 1 to 6, the present embodiment provides a non-electric delay thruster, including: 1. push-punch assembly, 2, baffle igniter, 3, delay body, 4, and hair-pulling mechanism (as shown in fig. 1).
The thrust assembly 1 comprises a body 101, a sealing ring 102, a piston 103, a fixing pin 104 and a connecting seat 105. During manufacturing, the connecting seat and the body are fixedly connected through the fixing pin, the piston is sleeved with the two sealing rings, and the sealing rings are coated with lubricating grease to be pushed into the body.
The separator igniter 2 comprises a cap 201, a separator body 202, an ignition charge 203, a booster charge 204, a booster charge 205, an initiating charge 206, a silk pad 207, a reinforcing cap 208, a plug 209, and a propellant charge 210. During manufacturing, the separator plate body 202 is placed into a mold, the booster charge 205 is poured into the center hole 202a of the separator plate body for leveling, then the primary charge 206 is poured, the silk pad 207 is placed into the large hole of the reinforcing cap 208, and the small hole of the reinforcing cap is upwards filled into the center hole 202a of the separator plate body for pressing; pouring the booster explosive 204 into the center hole 202b of the clapboard body for leveling, and pouring the ignition explosive 203 for pressing; pouring propellant 210 into the center hole 202c of the separator body, putting the cap 201 into the center hole, closing the center hole, and coating a small amount of epoxy curing glue on the joint seam of the closing; the plug 209 is threaded with a small amount of epoxy curing glue and screwed into the spacer body 202.
The delay element 3 comprises a delay tube 301, a pressure relief sheet 302, a pressure regulating spring 303, aluminum powder paint 304, a pressure limiting sheet 305, a gasket 306 and an impact fire cap 307. When the delay tube 301 is manufactured, the delay tube shell 301-7 is placed in a mold, the ignition powder 301-6 is poured into a central hole 301-7a (shown in figure 7) for pressing, the micro-smoking powder 301-5 and the ignition powder 301-4 are sequentially poured into the mold for pressing respectively, the concave surface of the double-hole partition plate 301-3 is downwards filled, the ignition powder 301-2 is poured into the mold, and the seal cap 301-1 is buckled for pressing; when the delay element 3 is manufactured, a pressure relief sheet 302, a pressure regulating spring 303, a pressure limiting sheet 305, a gasket 306 and an impact fire cap 307 are sequentially arranged in a central hole 301-7b (shown in figure 7) and closed, and a proper amount of aluminum powder paint 304 is coated on a pressure relief hole 301-7c (shown in figure 7) to block the pressure relief hole.
The hair-pulling mechanism 4 comprises a pulling needle 401, a spring 402, a striker 403, a steel ball 404 and a cartridge 405. When the locking device is manufactured, the spring 402 is placed into the pipe shell 405, the steel ball 404 is placed into a vertical hole in the edge of the firing pin 403, the firing pin 403 is placed into the pipe shell 405 in the direction opposite to the direction in which the protrusion of the firing pin 403 faces the spring 402, the firing pin 403 is pushed to compress the spring 402, the steel ball 404 is aligned with a hole in the side wall of the pipe shell 405, the pull pin 401 penetrates through the pipe shell 405, the spring 402 is inserted into an inclined through hole in the firing pin 403 to jack up the steel ball 404, and part of the steel ball 404 is clamped in a hole in the side wall of the pipe shell 405 to complete locking.
When the non-electric delay pusher is manufactured, the delay body 3 is arranged in the hair pulling mechanism, the hair pulling mechanism 2 is screwed in place by coating proper epoxy curing glue on the threads of the hair pulling mechanism 4 and respectively screwing the hair pulling mechanism on the two sides of the partition igniter 2, and the partition igniter 2 is screwed in place by coating proper epoxy curing glue on the threads of the partition igniter and screwing the partition igniter on the pushing component 1.
In the present embodiment, the amount of the ignition charge in the separator igniter is 50mg, the amount of the booster I is 14mg to 16mg, the amount of the booster II is 35mg to 50mg, the amount of the primary explosive is 9mg to 11mg, the amount of the propellant charge is 150mg, the pressing pressure of the ignition charge and the booster I is 100MPa to 130MPa, and the pressing pressure of the booster II, the primary explosive and the reinforcing cap is 70MPa to 90 MPa.
In the embodiment, the ignition powder amount in the delay tube is 130mg, the micro-smoking powder amount is 400mg, the ignition powder amount is 60mg, the ignition powder and micro-smoking powder pressing pressures are both 250MPa to 310MPa, and the ignition powder pressing pressure is 30MPa to 40 MPa.
The preferred ignition charge of this embodiment is a boron-based ignition charge, which consists of red lead (95%), boron (5%), polyvinyl butyral (0.4%); in the embodiment, the preferred booster explosive is carboxymethyl cellulose and lead azide, the propellant is single-base propellant 2/1 camphor, and the primary explosive is trinitroresorcinol lead;
The preferred ignition powder of this example consists of sulfur (2.4%), potassium perchlorate (3%), red lead (53.2%), zirconium (16.8%), nitrocotton (2%); the micro-smoking agent consists of sulfur (7.5%), potassium perchlorate (9%), barium chromate (81%), nitrocotton and dibutyl phthalate (2.5%); the ignition powder consists of lead ferrocyanide (45%), potassium perchlorate (55%) and gum rosin (2%).
The body, the piston, the connecting seat and the clapboard body are made of heat-resistant steel rods 05Cr17Ni4Cu4Nb, the fixing pin is made of stainless steel rods 12Cr18Ni9, and the tube shell is made of aluminum alloy 2A 12-T4.
The silk pad material described in this embodiment is 401 plain raw silk.
The preferred epoxy curing glue for this embodiment is 914 rapid adhesive.
The prepared pulling-type non-electric delay thruster is mechanically excited by two ways, has high reliability, utilizes mechanical pulling ignition, opens the canopy of the parachute after the delay time of 4s +/-1 s, pushes 2kg of the canopy away from the flight track of a rocket projectile at the speed of 25m/s, and has small impact in the action process, good sealing property and no overflow. The test shows that the separation speed is stable, the delay function of the flight test is normal, and the phenomenon of instant generation does not exist, so that the problems of delay and thrust under the conditions of no electric energy and no gas heat energy are solved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A hair-pulling type non-electric delay thruster is characterized by comprising a thruster component (1), a clapboard igniter (2), a delay body (3) and a hair-pulling mechanism (4); when the non-electric delay flusher is manufactured, the delay body (3) is arranged in the hair pulling mechanism (4), the thread of the hair pulling mechanism (4) 2 is coated with a proper amount of epoxy curing glue and is respectively screwed on the two sides of the partition plate igniter (2) to be screwed in place, and the thread of the partition plate igniter (2) is coated with a proper amount of epoxy curing glue and is screwed on the push component (1) to be screwed in place.
2. The non-electric delay-action hair-pulling plunger according to claim 1, characterized in that the plunger assembly (1) comprises a body (101), a sealing ring (102), a piston (103), a fixing pin (104) and a connecting seat (105); the body (101) is a tubular body, the outer diameter is 26mm, the length is 58mm, the opening part comprises M18 multiplied by 1 internal threads, the effective depth of the threads is 10mm, the inside is a step hole, the inner diameter is 16mm and 12mm respectively, the depth of the 16mm hole from the opening part is 46mm, the 12mm hole is a through hole, and the side wall is provided with a pin hole with the diameter of 2.5 mm; the sealing ring (102) is an O-shaped silicon rubber sealing ring; the piston (103) is a T-shaped cylinder, the diameters of the piston are 12mm and 16mm respectively, the lengths of the piston are 28.5mm and 10.4mm respectively, two grooves with the width of 2.2mm and the depth of 1.4mm are arranged at the end with the diameter of 16mm, the distance between each groove and the end face is 2mm, and the distance between each groove is 2 mm; the fixing pin (104) is a pin with the diameter of 2.5mm and the length of 26 mm; the connecting seat (105) is a T-shaped cylinder, the diameters of the connecting seat are 12mm and 26mm respectively, the lengths of the connecting seat are 9mm and 16mm respectively, the end with the diameter of 26mm is provided with an M20 multiplied by 1.5 internal threaded hole, the depth of the threaded hole is 13mm, and a section with the diameter of 12mm is provided with a pin hole with the diameter of 2.5mm in the radial direction; the body (101) is connected with the connecting seat (105) through a fixing pin (104), 2 sealing rings (102) are respectively sleeved in two grooves of the piston (103), and the end with the diameter of 12mm of the piston (103) is matched with the end with the inner diameter of 12mm of the body (101) to be installed in the body (101).
3. The pull-type non-electric delay plunger according to claim 2, wherein the baffle igniter (2) comprises a cap (201), a baffle body (202), an ignition charge (203), a booster charge i (204), a booster charge ii (205), a primary charge (206), a blanket (207), a reinforcing cap (208), a bulkhead (209), and a propellant charge (210); the cap (201) is of a thin-wall U-shaped structure, and the thickness of the cap is 0.3 mm; the middle part of the clapboard body (202) is provided with a flange, one end of the clapboard body is a cylinder, the other end of the clapboard body is a square body, the cylinder is provided with M18 multiplied by 1 external thread, the diameter of a central hole is 12mm, the depth of the central hole is 8.5mm, the diameter of a central blind hole is 3mm, the depth of the central blind hole is 3mm, the diameter of the central blind hole of the square body is 4mm, the thickness between the central blind hole and the central blind hole with the end diameter of the cylinder being 3mm is 1.5mm, the two sides of the clapboard body are symmetrically provided with M12 multiplied by 1 internal thread holes, the depth of the central blind hole is 8mm, and the threaded holes are communicated through holes with the diameter of 5 mm; the silk pad (207) is 416 plain silk with the diameter of 3.5 mm; the reinforcing cap (208) is of a thin-wall U-shaped structure, the thickness of the reinforcing cap is 0.3mm, a central hole is formed in the bottom of the reinforcing cap, and the diameter of the reinforcing cap is 2.5 mm; the plug (209) is a cylinder, the external thread is M8 multiplied by 0.75, and the height is 5 mm; the explosive is sequentially press-mounted in a center hole with the diameter of 3mm of a cylinder of the separator body (202) according to the sequence of the booster explosive I (204) and the ignition explosive (203), the propellant powder (210) is bulk-mounted in the center hole with the diameter of 12mm of the cylinder of the separator body (202), a cover cap (201) is covered, and the booster explosive II (205), the primary explosive (206), a silk pad (207) and a reinforcing cap (208) are sequentially press-mounted in a center hole with the diameter of 4mm of a square of the separator body (202) according to the sequence of the booster explosive II (205), the primary explosive (206), the silk pad (207) and the reinforcing cap (208), and a plug (209) is mounted.
4. The pulling type non-electric delay pusher of claim 3, characterized in that the delay body (3) comprises a delay tube (301), a pressure relief sheet (302), a pressure regulating spring (303), an aluminum powder paint (304) limiting sheet (305), a gasket (306) and an impact fire cap (307); the delay tube (301) comprises a sealing cap (301-1), ignition powder (301-2), a double-hole partition plate (301-3), ignition powder (301-4, 301-6), micro-smoke powder (301-5) and a delay tube shell (301-7); the sealing cap (301-1) is of a thin-wall U-shaped structure, and the thickness of the sealing cap is 0.1 mm; the double-hole partition plate (301-3) is a circular sheet, the thickness of the double-hole partition plate is 1mm, the diameter of the double-hole partition plate is 5mm, the diameter of two through holes is 0.5mm, and the center distance of the two through holes is 2 mm; the delay tube shell (301-7) is a cylinder, the diameter is 7.15mm, the length is 32mm, a step center hole is formed in the inner part of one end, the diameters are respectively 5.85mm and 5mm, the depths are respectively 5mm and 5.2mm, two through holes with the diameter of 0.8mm are symmetrically arranged on the side wall at the position 6.5mm away from the opening part, a step center hole is formed in the inner part of the other end, holes with the diameters of 5mm and 3.1mm, the hole depth of 5mm and the hole depth of 3.1mm are through holes, and the opening part is provided with a circular flanging; the pressure relief sheet (302) is a circular sheet, the thickness of the pressure relief sheet is 0.6mm, the diameter of the pressure relief sheet is 4.2mm, and the center hole of the pressure relief sheet is 1.3 mm; the pressure regulating spring (303) is a cylindrical spiral compression spring, and has the length of 4.5mm and the diameter of 4 mm; the aluminum powder paint (304) is prepared from aluminum powder and nitrolacquer 1: 1, coating the mixture on two 0.8mm through holes of a delay tube shell (301-7) to form; the pressure limiting sheet (305) is a circular sheet, the thickness is 0.5mm, the diameter is 4.2mm, and the central hole is 0.5 mm; the gasket (306) is a circular thin sheet, the thickness is 0.6mm, the diameter is 5mm, and the central hole is 2.5 mm; the impact fire cap (307) is a No. 38 impact fire cap; according to the sequence of the ignition powder (301-6), the micro-smoke powder (301-5), the ignition powder (301-4), the double-hole clapboard (301-3), the ignition powder (301-2) and the sealing cap (301-1), the ignition powder (301-2) is pressed in from one end of a step center hole with the diameter of 5mm and 3.1mm of the delay tube shell (301-7), and the ignition powder is loaded in from the other end of the delay tube shell (301-7) and is closed and fixed according to the sequence of the pressure relief sheet (302), the pressure regulating spring (303), the aluminum powder paint (304), the pressure limiting sheet (305), the gasket (306) and the impact fire cap (307).
5. The non-electric delay pusher of the hair-pulling type according to claim 4, characterized in that said hair-pulling mechanism comprises a pulling needle (401), a striking spring (402), a striking pin (403), a steel ball (404) and a cartridge (405); the pull needle (401) is in a shape of a slender needle, and one end of the pull needle is provided with a ring, the diameter of the pull needle is 1mm, and the length of the pull needle is 35.5 mm; the impact spring (402) is a cylindrical spiral compression spring, the length of the impact spring is 30mm, and the diameter of the impact spring is 6 mm; the firing pin (403) is a hexagonal prism, has the length of 6.6mm and the width of 6.4mm, is provided with a 15-degree inclined through hole with the diameter of 1.2mm close to the axis, wherein one prism is provided with a vertical hole with the diameter of 2.5mm and is communicated with the inclined through hole with the diameter of 1.2mm, and the center of one end is provided with a bulge with the diameter of 1.5mm and the height of 1.8 mm; the steel ball (404) is a steel ball with the diameter of 2.5 mm; the pipe shell (405) is a cylinder, the length of the pipe shell is 65mm, the diameter of the pipe shell is 12mm, one end of the pipe shell is provided with a hole, the other end of the pipe shell is provided with a bottom, the hole depth is 63mm, the diameter of the pipe shell is 7.2mm, an opening part is provided with an M12 multiplied by 1 external thread, the thickness of the bottom is 2mm, the center of the pipe shell is provided with a through hole with the diameter of 2.6mm, and a through hole with the diameter of 2.1mm is arranged on one side wall 20.5mm away from the outer end face of the bottom; when the locking device is manufactured, a spring (402) is placed into a pipe shell (405), a steel ball (404) is placed into a vertical hole in the edge of a firing pin (403), the firing pin (403) protrudes towards the spring (402) and is placed into the pipe shell (405), the firing pin (403) is pushed to compress the spring (402) to enable the steel ball (404) to be aligned with a hole in the side wall of the pipe shell (405), a pull needle (401) penetrates through the pipe shell (405) and the spring (402) to be inserted into an inclined through hole in the firing pin (403) to jack up the steel ball (404), and part of the steel ball (404) is clamped in the hole in the side wall of the pipe shell (405) to complete locking.
6. The pulling type non-electric delay driver as claimed in claim 5, wherein the amount of the ignition charge in the partition igniter is 50mg, the amount of the booster i is 14mg to 16mg, the amount of the booster ii is 35mg to 50mg, the amount of the primer is 9mg to 11mg, the amount of the propellant is 150mg, the pressing pressure of the ignition charge and the booster i is 100MPa to 130MPa, and the pressing pressure of the booster ii and the primer and the reinforcing cap is 70MPa to 90 MPa.
7. The pulling type non-electric delay plunger according to claim 5, wherein the amount of the ignition powder in the delay tube is 130mg, the amount of the micro-smoke powder is 400mg, the amount of the ignition powder is 60mg, the pressure of the ignition powder and the micro-smoke powder is 250MPa to 310MPa, and the pressure of the ignition powder is 30MPa to 40 MPa.
8. The pull-type non-electric delay pusher of claim 5 wherein the ignition charge is a boron-based ignition charge comprised of red lead, boron, polyvinyl butyral; the booster explosive is carboxymethyl cellulose and lead azide, the propellant is single-base propellant 2/1 camphor, and the primary explosive is trinitroresorcinol lead.
9. The hair-pulling non-electric delay-action plunger of claim 5, wherein the ignition charge is comprised of sulfur, potassium perchlorate, red lead, zirconium, nitrocellulose; the micro-smoking agent consists of sulfur, potassium perchlorate, barium chromate, nitrocotton and dibutyl phthalate; the ignition powder consists of lead ferrocyanide, potassium perchlorate and gum rosin.
10. The hair pulling non-electric delay plunger according to claim 5, wherein the body, the piston, the connecting seat and the partition are made of heat-resistant steel rods 05Cr17Ni4Cu4Nb, the fixing pin is made of stainless steel rods 12Cr18Ni9, the tube shell is made of aluminum alloy 2A12-T4, the silk pad is made of 401 plain weave silk, and the epoxy curing glue is 914 rapid adhesive.
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CN211777353U (en) * | 2019-11-25 | 2020-10-27 | 西安物华巨能爆破器材有限责任公司 | Second-level delay detonation propagation device for oil and gas well perforation |
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