CN219572846U - Low-energy explosion propagation device - Google Patents
Low-energy explosion propagation device Download PDFInfo
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- CN219572846U CN219572846U CN202121940888.9U CN202121940888U CN219572846U CN 219572846 U CN219572846 U CN 219572846U CN 202121940888 U CN202121940888 U CN 202121940888U CN 219572846 U CN219572846 U CN 219572846U
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Abstract
The utility model discloses a low-energy explosion propagation device, which comprises a shell, and an explosion-conducting cable assembly, a rotating shaft, a rotor, a flame detonator, a body, an electric detonator and a body press screw which are sequentially arranged in the shell from bottom to top; the electric detonator is provided with one flame detonator, two or more flame detonators are arranged, and each flame detonator corresponds to one detonating cord component. The explosion-spreading sequence consists of an electric detonator and two or more flame detonators, and when the explosion-spreading sequence works, the flame detonators and the detonating cord assembly are in an aligned state, and when the electric detonator is powered, the electric detonator detonates the flame detonators, so that the detonating cord assembly is detonated. The utility model has the advantages of small volume, simple structure, small drug loading, high safety, low cost and the like, and is suitable for explosion propagation sequences of various initiating devices.
Description
Technical Field
The utility model belongs to the technical field of fire tools, and particularly relates to a low-energy explosion propagation device.
Background
As shown in fig. 1, the explosion propagation sequence used in the current initiating explosive device comprises a shell 1, a lower body 2, a rotor 3, a flame detonator 4, an upper body 5, a fire propagation tube 6, a cover plate 7, an electric detonator 8, a rotating shaft 9, a detonating cord assembly 10 and a screw 11.
The explosion transmission sequence of the initiating explosive device consists of two paths, wherein each path consists of an electric detonator 8 and a flame detonator 4. When the explosion-proof device works, the flame detonator 4 and the detonating cord assembly 10 (the on-bullet initiating explosive device) are in an aligned state, after the on-bullet initiating explosive device 8 is powered, the high-temperature high-pressure gas is generated after the initiation of the initiating explosive device 8, the flame detonator 4 is initiated by the high-temperature high-pressure gas through the fire transfer tube 6, and the flame detonator 4 further initiates the detonating cord assembly 10.
The booster sequence of the initiating explosive device can achieve the function of detonating two paths of detonating cords, but the overall dimension is large, the system on the bullet is required to provide a large space dimension, meanwhile, the structure is complex, the cost is high, the booster sequence explosive loading amount of the whole initiating explosive device is large, more than 1000mg is achieved, and the safety risk is relatively high.
Disclosure of Invention
The utility model provides a low-energy explosion propagation device, which effectively solves the problems of large volume, complex structure, high charge and high cost of the existing ignition device.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a low-energy explosion propagation device comprises a shell, and an explosion-conducting cable assembly, a rotating shaft, a rotor, a flame detonator, a body, an electric detonator and a body press screw which are sequentially arranged in the shell;
the electric detonator is provided with one flame detonator, two or more flame detonators are arranged, and each flame detonator corresponds to one detonating cord component.
As the preference of above-mentioned scheme, the casing is upper end open-ended barrel-shaped structure, and the open end is equipped with the internal thread, and shells inner wall is echelonment structure, and the casing bottom is equipped with the centre bore, has seted up two or more eccentric ladder holes around the centre bore, and the lower extreme inner wall in eccentric ladder hole is equipped with the internal thread, detonating cord subassembly passes through the screw thread and installs in eccentric ladder hole.
As the preferable choice of above-mentioned scheme, the pivot is T-shaped stepped shaft form, and the pivot passes through tight fit to be fixed in the centre bore of casing bottom.
As the preference of above-mentioned scheme, the rotor is located the middle part of casing, is the cylinder structure, has seted up the eccentric T shape hole that equals with casing eccentric stepped hole quantity on the rotor, and rotor bottom center has seted up with pivot complex blind hole.
Preferably, the flame detonator is fixed in the eccentric T-shaped hole of the rotor through HL epoxy polysulfide glue.
As the preference of above-mentioned scheme, the body is the cylinder structure, has seted up central shoulder hole on the body, electric detonator passes through HL epoxy polysulfide glue to be fixed in the upper end of body center shoulder hole, and the lower extreme of body center shoulder hole is the fire transmission passageway.
As the preferable choice of the scheme, the body pressing screw is of an annular structure and is provided with external threads, and the body pressing screw is connected with the shell through threads to fix the body on the upper part of the shell.
Due to the structure, the utility model has the beneficial effects that:
the explosion-propagating sequence consists of one electric detonator and two (or more) flame detonators, has the advantages of small volume, simple structure, small drug loading, high safety, low cost and the like, and is suitable for explosion-propagating sequences of various initiating devices.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is a schematic diagram of an explosion propagation sequence of a conventional initiating explosive device;
fig. 2 is a schematic structural view of the present utility model.
Detailed Description
The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 2, the embodiment provides a low-energy explosion propagation device, which comprises a shell 1, and an explosion-initiating cable assembly 10, a rotating shaft 9, a rotor 3, a flame detonator 4, a body 12, an electric detonator 8 and a body pressure screw 13 which are sequentially arranged in the shell 1;
the electric detonators 8 are provided with one, and the flame detonators 4 are provided with two or more, and each flame detonator 4 corresponds to one detonating cord assembly 10.
In this embodiment, the casing 1 is a barrel-shaped structure with an open upper end, the open end is provided with an internal thread, the inner wall of the casing 1 is of a ladder-shaped structure, the bottom of the casing 1 is provided with a central hole, two or more eccentric ladder holes are formed around the central hole, the inner wall of the lower end of the eccentric ladder holes is provided with an internal thread, the detonating cord assembly 10 (the initiating explosive device on the bullet) is connected with the casing 1 through the thread at the bottom of the casing 1, the detonating cord assembly 10 is installed in the eccentric ladder holes of the casing 1, and the detonating cord assembly 10 is limited by the ladder surface of the inner wall of the casing 1.
In this embodiment, the rotating shaft 9 is in a T-shaped stepped shaft shape, and the rotating shaft 9 is fixed in a central hole at the bottom of the housing 1 through tight fit.
In this embodiment, the rotor 3 is located in the middle of the housing 1, and is in a cylindrical structure, eccentric T-shaped holes equal to the eccentric stepped holes of the housing 1 are formed in the rotor 3, blind holes matched with the rotating shaft 9 are formed in the center of the bottom of the rotor 3, and the rotor 3 is sleeved on the rotating shaft 9 through the blind holes in the center of the bottom.
In this embodiment, the flame detonator 4 is secured in the eccentric T-shaped bore of the rotor 3 by HL epoxy polysulfide glue.
In this embodiment, the body 12 is in a cylindrical structure, a central stepped hole is formed in the body 12, the electric initiator 8 is fixed at the upper end of the central stepped hole of the body 12 by HL epoxy polysulfide glue, and the lower end of the central stepped hole of the body 12 is a fire transmission channel.
In this embodiment, the body pressing screw 13 is in an annular structure and is provided with an external thread, the body pressing screw 13 is connected with the housing 1 through the thread, the body 12 is fixed on the upper portion of the housing 1, and the lower end surface of the body 12 is limited by the stepped surface of the inner wall of the housing 1.
The booster sequence of this embodiment consists of one electric initiator 8 and two or more (in this embodiment, two flame detonators 4 are provided) flame detonators 4. When the explosion-proof device works, the flame detonator 4 and the detonating cord assembly 10 (the on-bullet initiating explosive device) are adjusted to be in an aligned state through the rotating shaft 9, after the on-bullet power-supply initiator 8 is powered, the high-temperature high-pressure gas is generated after the explosion of the electric initiator 8, and the high-temperature high-pressure gas detonates the flame detonator 4 through the fire transmission channel, so that the detonating cord assembly 10 is detonated.
The explosive-transfer sequence explosive loading quantity is smaller than 300mg, is far smaller than that of a general ignition tool explosive-transfer sequence, is small in safety risk, and can achieve the function of detonating the low-energy explosive-transfer sequence under the condition of supplying 5A direct current. The utility model has the advantages of small volume, simple structure, small drug loading, high safety, low cost and the like, and is suitable for explosion propagation sequences of various initiating devices.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a low energy's booster which characterized in that: the explosion-proof device comprises a shell, an explosion-proof cable assembly, a rotating shaft, a rotor, a flame detonator, a body, an electric detonator and a body press screw, wherein the explosion-proof cable assembly, the rotating shaft, the rotor, the flame detonator, the body, the electric detonator and the body press screw are sequentially arranged in the shell;
the electric detonator is provided with one flame detonator, two or more flame detonators are arranged, and each flame detonator corresponds to one detonating cord component.
2. The low energy booster device of claim 1, wherein: the casing is upper end open-ended barrel-shaped structure, and the open end is equipped with the internal thread, and shells inner wall is echelonment structure, and the casing bottom is equipped with the centre bore, has seted up two or more eccentric ladder holes around the centre bore, and the lower extreme inner wall in eccentric ladder hole is equipped with the internal thread, detonating cord subassembly passes through the screw thread and installs in eccentric ladder hole.
3. The low energy booster device of claim 2, wherein: the rotating shaft is in a T-shaped stepped shaft shape and is fixed in a central hole at the bottom of the shell through tight fit.
4. A low energy booster according to claim 2 or 3, wherein: the rotor is located the middle part of casing, is cylindrical structure, has seted up on the rotor with the eccentric T shape hole that casing eccentric stepped hole quantity equals, rotor bottom center has seted up with pivot complex blind hole.
5. The low energy booster apparatus of claim 4, wherein: the flame detonator is fixed in the eccentric T-shaped hole of the rotor through HL epoxy polysulfide glue.
6. The low energy booster device of claim 1, wherein: the body is cylindrical structure, has offered central shoulder hole on the body, electric detonator passes through HL epoxy polysulfide glue to be fixed in the upper end of body center shoulder hole, and the lower extreme of body center shoulder hole is the fire transmission passageway.
7. The low energy booster device of claim 1, wherein: the body press screw is of an annular structure and is provided with external threads, and the body press screw is connected with the shell through threads and fixes the body on the upper portion of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121940888.9U CN219572846U (en) | 2021-08-18 | 2021-08-18 | Low-energy explosion propagation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121940888.9U CN219572846U (en) | 2021-08-18 | 2021-08-18 | Low-energy explosion propagation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219572846U true CN219572846U (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121940888.9U Active CN219572846U (en) | 2021-08-18 | 2021-08-18 | Low-energy explosion propagation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219572846U (en) |
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2021
- 2021-08-18 CN CN202121940888.9U patent/CN219572846U/en active Active
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