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CN-224230837-U - Disposable firing device of electric initiator

CN224230837UCN 224230837 UCN224230837 UCN 224230837UCN-224230837-U

Abstract

The utility model provides a disposable firing device of an electric initiator, relates to the technical field of striking tools, solves the problem that an electromagnetic firing device cannot meet the requirement of disposable firing work in special environments such as a nuclear power station and the like, and solves the problems of large size and difficult installation of the electromagnetic firing device. The disposable firing device of the electric initiator comprises a protective structure with openings at two ends, a firing device which is positioned inside the protective structure and extends along one end, combustible materials positioned in a cavity of the protective structure, and a piston firing pin adjacent to the first end of the combustible materials. The technical scheme of the utility model realizes irradiation resistance and electromagnetic interference resistance, so that the disposable firing work such as impact and puncture can be normally unfolded under special environments such as nuclear power stations, and the disposable firing mode is convenient to install and suitable for narrow spaces where a plurality of large firing devices cannot be installed due to compact size, thereby providing a convenient disposable firing mode for diversified firing demand scenes.

Inventors

  • YU WENPENG
  • GE LONG
  • MU MU
  • JIANG ZONGYU
  • KONG YUFEI
  • LIU YU

Assignees

  • 北京中科知创消防设备有限公司

Dates

Publication Date
20260512
Application Date
20250512

Claims (10)

  1. 1. A disposable firing device for an electrical initiator, comprising: a protective structure (8) with openings at two ends; a igniting device (9) which is positioned inside the protective structure (8) and extends out along one end; Combustible material (3) located in the cavity of the protective structure (8); a piston striker (2) adjacent to the first end of the combustible (3).
  2. 2. The disposable firing device of an electric initiator according to claim 1, characterized in that said protective structure (8) comprises: a housing (1) having a hollow interior; An insulating protective sleeve (5) with one end inserted into the shell (1).
  3. 3. The disposable firing device of an electric initiator according to claim 2, characterized in that the housing (1) is sealingly connected to the insulating protective sheath (5).
  4. 4. The disposable firing device of an electric initiator according to claim 2, characterized in that the housing (1) first end is provided with threads.
  5. 5. The disposable firing device of an electric initiator according to claim 1, characterized in that said ignition device (9) comprises: the parallel double-electric ignition head (4) is arranged on the inner wall of the cavity of the protective structure (8); a lead (6) fixedly connected with the parallel double-electric ignition head (4); and a shielding sheath (7) sleeved on the outer surface of the lead (6).
  6. 6. The disposable firing device of an electric initiator according to claim 5, characterized in that the lead wire (6) runs through the insulating protective sheath (5) with the shielding sheath (7) and extends outwards through an end opening.
  7. 7. The disposable firing device of an electric initiator according to claim 6, characterized in that a seal is provided between the shielding sheath (7) and the insulating protective sheath (5).
  8. 8. The single use firing device of an electrical initiator according to claim 1, wherein the piston firing pin (2) comprises: A body portion (10) adjacent to the first end of the combustible (3); And the firing part (11) is slidably connected with the opening of the first end of the shell (1), and the firing part (11) and the body part (10) are integrally formed.
  9. 9. The disposable firing device of an electric initiator according to claim 8, characterized in that the body part (10) forms a closed structure with the internal cavity of the protective structure (8), and that the body part (10) is slidingly movable in the housing (1).
  10. 10. The disposable firing device of an electric initiator according to claim 8, characterized in that the cross-sectional inner diameter of the body portion (10) is larger than the cross-sectional diameter of the firing portion (11).

Description

Disposable firing device of electric initiator Technical Field The utility model relates to the technical field of striking tools, in particular to a disposable firing device of an electric initiator. Background The firing device used in the prior art is generally an electromagnetic driving device, and after the device is powered on, the firing pin is pushed by electromagnetic force generated by a coil to complete the impact and puncture work, but the device is more likely to be influenced by factors such as nuclear radiation, electromagnetic interference and the like in special environments such as a nuclear power station and the like, so that the device is difficult to meet the working requirements of low error rate and high performance. Meanwhile, the electromagnetic driving type firing device needs to increase current, electromagnetic coils and other modes to achieve larger impact force, so that the electromagnetic driving type firing device is large in occupied space and inconvenient to install and use. Disclosure of utility model The utility model provides a disposable firing device of an electric initiator, which solves the problem that an electromagnetic firing device cannot meet the disposable firing work in special environments such as a nuclear power station and the like, and also solves the problems of larger size and difficult installation of the electromagnetic firing device. In order to solve the technical problems, the technical scheme of the utility model is as follows: The embodiment of the utility model provides a disposable firing device of an electric initiator, which comprises the following components: the two ends of the protective structure are provided with openings; the ignition device is positioned in the protective structure and extends out along one end; Combustible material located in the cavity of the protective structure; A piston striker adjacent the first end of the combustible. Optionally, the protection structure includes: a housing having a hollow interior; an insulating protective sleeve with one end inserted into the shell. Optionally, the shell is in sealing connection with the insulating protective sleeve. Optionally, the first end of the housing is provided with threads. Optionally, the ignition device includes: The parallel double-electric ignition head is arranged on the inner wall of the cavity of the protective structure; A wire fixedly connected with the parallel double-electric igniting head; And the shielding sheath is sleeved on the outer surface of the lead. Optionally, the wire and the shielding sheath penetrate through the insulating protective sleeve and extend outwards through the end opening. Optionally, the shielding sheath is sealed with the insulating protective sleeve. Optionally, the piston striker includes: A body portion adjacent the first end of the combustible material; And the firing part is in sliding connection with the opening of the first end of the shell, and the firing part and the body part are integrally formed. Optionally, the body portion and the internal cavity of the protective structure form a closed structure, and the body portion performs sliding motion in the housing. Optionally, the cross-sectional inner diameter of the body portion is greater than the cross-sectional diameter of the firing portion. The scheme of the utility model at least comprises the following beneficial effects: The disposable firing device of the electric initiator comprises a protective structure with openings at two ends, a firing device which is arranged in the protective structure and extends out along one end, combustible materials which are arranged in a cavity of the protective structure, and a piston firing pin which is adjacent to the first end of the combustible materials. The device realizes irradiation resistance and electromagnetic interference resistance, so that the device can normally expand and strike, puncture and other disposable firing works in special environments such as a nuclear power station, is small in size and convenient to install, and can be applied to narrow spaces where a plurality of large-scale firing devices cannot be installed, thereby providing a convenient disposable firing mode for diversified firing demand scenes. Drawings FIG. 1 is a cross-sectional view of a disposable firing device of an electrical initiator according to an embodiment of the utility model. 1, A shell; 2, a piston firing pin, 3, a combustible, 4, a parallel double-electric ignition head, 5, an insulating protective sleeve, 6, a wire, 7, a shielding sheath, 8, a protective structure, 9, an ignition device, 10, a body part, 11 and a firing part. Detailed Description Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in var