CN-224202309-U - Embedded high overload resistant impact piece detonator

Abstract

The utility model belongs to the technical field of initiating explosive devices, and discloses an embedded high overload resistant impact piece detonator which comprises a shell (1), wherein an output explosive column (2) is embedded and clamped on one side of the shell (1), a fastening pressing ring (3) is arranged and clamped on one side of the output explosive column (2), an initiating explosive column (4) is arranged and clamped on one side of the fastening pressing ring (3) away from the output explosive column (2), and an accelerating chamber (5) and a flying piece (6) are arranged and clamped on one side of the initiating explosive column (4) away from the fastening pressing ring (3). The technical scheme of the utility model avoids the problem of energy transmission interruption or detonation failure caused by component loosening, greatly improves the structural stability and reliability of the detonator in a high overload environment, and ensures that the detonator can be detonated normally under various extreme conditions.

Inventors

• QI LILI
• ZHANG YURUO
• Jia Qicai
• Liang Cheping
• QIAO RUIHUA

Assignees

• 中国兵器工业第二一三研究所

Dates

Publication Date

20260505

Application Date

20250609

Claims (4)

1. 1. The embedded high overload resistant impact piece detonator is characterized by comprising a shell (1), wherein an output explosive column (2) is embedded and clamped on one side of the shell (1), a fastening pressing ring (3) is clamped on one side of the output explosive column (2), an initiating explosive column (4) is clamped on one side, far away from the output explosive column (2), of the fastening pressing ring (3), and an accelerating chamber (5) and a flying piece (6) are arranged on one side, far away from the fastening pressing ring (3), of the initiating explosive column (4); The starting explosive column (4) is located in the fastening pressing ring (3), the accelerating chamber (5) and the flying piece (6) are located between the transduction element (7) and the starting explosive column (4), the output explosive column (2) is located between the fastening pressing ring (3) and the shell (1), the clamping installation mode of the transduction element (7) and the accelerating chamber (5), the flying piece (6) and the starting explosive column (4) adopts an embedded design, the fastening pressing ring (3) is embedded into the cavity of the electrode plug (8) and used for fastening and positioning the starting explosive column (4), and the fastening pressing ring (3) is welded with the outer wall of the electrode plug (8) through laser.
2. 2. The embedded high overload resistant impact sheet detonator as claimed in claim 1 wherein the outer wall of the housing (1) is provided with bosses.
3. 3. An embedded high overload resistant impact sheet detonator as claimed in claim 1 wherein the transducer element (7) is of integrated design.
4. 4. The embedded high overload resistant impact sheet detonator as claimed in claim 1 wherein the transducer (7) is mounted in close snap fit with the flyer (6), the accelerating bore (5) and the starting grain (4).

Description

Embedded high overload resistant impact piece detonator Technical Field The utility model belongs to the technical field of initiating explosive devices, and particularly relates to an embedded high overload-resistant impact piece detonator. Background In the field of modern national defense military and industrial blasting, the impact sheet detonator is used as a key detonating element, the performance of the impact sheet detonator is directly related to the operational efficiency of a weapon system, the safety and the accuracy of industrial blasting, in military application, the impact sheet detonator with high precision and high reliability is a core component for ensuring that various kinds of ammunition, rocket engines, missile warheads and other weaponry accurately detonate under complex environments and exert expected power, for example, in an accurate guided weapon, the impact sheet detonator needs to be impacted under high overload (such as huge acceleration during firing, the impact acceleration of vehicle-mounted equipment can be larger than 5000g, the impact acceleration of gun-launched ammunition is larger than 10000g, the impact acceleration of hard target penetration ammunition is higher than hundred thousand g), and the like, and the impact acceleration of high temperature, high pressure, strong vibration and other extreme conditions can be stably operated, so that reliable detonation is realized, and the weapon can be accurately hit and effectively destroyed. In the field of industrial blasting, such as mining, tunneling, building demolishing and other operations, the impact sheet detonator is used for controlling the detonation sequence and time of explosives, so that safe and efficient blasting operation is realized, different engineering scenes have strict requirements on blasting effect and safety, and the impact sheet detonator is required to have stable detonation performance, anti-interference capability and certain high overload resistance so as to adapt to complex operation environments and accurate blasting requirements. The structural design of the traditional impact piece detonator has obvious defects in a high overload environment, the connection mode among all components is mainly simple mechanical clamping or threaded connection, and an effective buffering and fixing mechanism is lacked, under the high overload impact, relative displacement, looseness and even falling off easily occur among the components, so that the internal structure of the detonator is damaged, the stability and the reliability of an initiation sequence are affected, and further serious safety problems such as initiation failure or false explosion are caused. Disclosure of utility model First, the technical problem to be solved The utility model aims to solve the technical problems that the traditional impact piece detonator components are connected in a simple mechanical clamping or threaded connection mode, an effective buffering and fixing mechanism is lacked, and the components are easy to generate relative displacement, loose and even fall off. (II) technical scheme In order to solve the technical problems, the utility model provides an embedded high overload resistant impact piece detonator, which comprises a shell 1, wherein an output explosive column 2 is embedded and clamped on one side of the shell 1, a fastening compression ring 3 is clamped on one side of the output explosive column 2, an initiating explosive column 4 is clamped on one side of the fastening compression ring 3 away from the output explosive column 2, and an accelerating chamber 5 and a flying piece 6 are arranged on one side of the initiating explosive column 4 away from the fastening compression ring 3; The starting explosive column 4 is positioned in the fastening pressing ring 3, the accelerating chamber 5 and the flying piece 6 are positioned between the transduction element 7 and the starting explosive column 4, the output explosive column 2 is positioned between the fastening pressing ring 3 and the shell 1, the clamping installation mode of the transduction element 7 and the accelerating chamber 5, the flying piece 6 and the starting explosive column 4 adopts embedded design, the fastening pressing ring 3 is embedded into the cavity of the electrode plug 8 and used for fastening and positioning the starting explosive column 4, and the fastening pressing ring 3 is welded with the outer wall of the electrode plug 8 by laser. Further, the outer wall of the housing 1 is provided with a boss. Further, the transducer 7 is of an integrated design. Further, the transduction element 7 is tightly clamped and installed with the flyer 6, the accelerating bore 5 and the starting grain 4 into a whole. (III) beneficial effects Compared with the prior art, the utility model has the advantages that the energy conversion element, the accelerating chamber, the flying piece and the starting explosive column are tightly clamped and installed