CN210159118U

CN210159118U - Hand-throwing fire extinguishing bomb

Info

Publication number: CN210159118U
Application number: CN201921014850.1U
Authority: CN
Inventors: 金岭
Original assignee: Foshan Open A Robot Co Ltd
Current assignee: Foshan Open A Robot Co Ltd
Priority date: 2019-06-29
Filing date: 2019-06-29
Publication date: 2020-03-20
Anticipated expiration: 2029-06-29

Abstract

The utility model provides a hand-thrown fire extinguishing bomb, including projectile body (1), explode a section of thick bamboo (2), firing pin (3), striking portion (4), safety ring (5) and safety spring (6), explode a section of thick bamboo (2) stretch into projectile body (1) cavity and with projectile body (1) terminal surface fixed connection, firing pin (3) one end and striking portion (4) fixed connection, the other end stretches into explode a section of thick bamboo (2) inside, safety ring (5) both ends respectively with striking portion (4) bottom and projectile body (1) end connection, safety spring (6) cover is established on firing pin (3) between striking portion (4) and explode a section of thick bamboo (2), drive firing pin (3) downstream striking through striking portion (4) and explode a section of thick bamboo (2) and reach burst out and give out the conflagration with fire extinguishing material (7) in projectile body (1). As an improvement, the fire-guiding rope (9) is also included. The utility model discloses can put out the condition of a fire under keeping away from the scene of a fire through nimble bullet throwing mode, and the bodily form is littleer, low in cost facilitates the use.

Description

Hand-throwing fire extinguishing bomb

Technical Field

The utility model relates to a fire control field of putting out a fire especially relates to a hand-thrown fire extinguishing bomb, including the projectile body, explode a section of thick bamboo, firing pin, striking portion, safety ring, insurance spring and fuse.

Background

Along with the improvement of living standard and fire safety consciousness of people, the existing fire-fighting equipment can not meet the use requirements of people. If the fire-fighting system in a building is not movable and has large investment, the most common portable fire extinguisher needs to be close to a fire source to extinguish the fire, and for some fire fields which cannot be close to the fire source, people still lack an effective fire-extinguishing apparatus with low cost.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is how to find a fire-extinguishing device which can effectively exert the fire-extinguishing function without being close to a fire scene and has low cost.

For solving above-mentioned technical problem, the utility model discloses a technical scheme be a hand-thrown fire extinguishing bomb, including the projectile body, explode a section of thick bamboo, firing pin, striking portion, safety ring and safety spring, explode a section of thick bamboo stretch into in the projectile body cavity and with a projectile body terminal surface fixed connection, firing pin one end with striking portion fixed connection, the other end stretch into inside exploding a section of thick bamboo, the safety ring both ends respectively with striking portion bottom with projectile body end connection, safety spring housing establishes striking portion with explode between the section of thick bamboo on the firing pin, through striking portion striking downwards drives the firing pin downstream striking and explodes a section of thick bamboo and reach explode and give off fire extinguishing material in the projectile body stamps out the conflagration.

The detonation cylinder is a cylindrical cavity, the head of the detonation cylinder is provided with an end face supporting plate lapped with the end part of the projectile body, a cover plate with a through hole is arranged on the end face supporting plate, the cover plate and the end face supporting plate are fixed on the end face of the projectile body through screws, the lower part of the detonation cylinder is provided with a striking plate, detonation primers are placed on the striking plate, and the cavity below the detonation primers is filled with explosives.

The upper part of the firing pin is a rod-shaped cylinder fixedly connected with the bottom surface of the impact part, the lower part of the firing pin is a semicircular firing pin plate matched with the inner diameter of the detonation barrel, and the firing pin plate is away from the detonation primer by a certain distance.

Further, the distance between the striker plate and the detonation primer is smaller than the height of the safety ring.

Further, for the increase the striker plate is right detonate the impact force of primer, ensure to detonate successfully, conduct the utility model discloses an improve, the striker plate is equipped with even protruding in order to reduce the impact area and increase the impact and ensure to detonate successfully.

In order to ensure to detonate the primer and not miss to explode and explode, conduct the utility model discloses an improve, in detonating a section of thick bamboo detonating primer face upper wall face and being equipped with and detonating primer locating plate, firing pin plate distance of firing pin lower part detonating primer have the certain distance and be equipped with the breach that detonating primer locating plate suited so that do not influence striking is detonated during the firing pin downstream detonating primer.

Furthermore, the detonation primer positioning plate is a circular ring or a positioning plate with at least two points.

The safety ring is a removable ring, and after the ring is removed, the impact part can drive the firing pin to move downwards to impact and detonate the detonation primer.

Further, the safety ring is a removable snap ring or pull ring.

The end part of the projectile body is provided with a through hole which is convenient for the detonation tube to be inserted, and the tail part of the projectile body is provided with a filling opening for filling fire extinguishing materials.

For the firing pin striking under the prevention accident condition explodes the emergence of the primer condition not can explode smoothly, conduct the utility model discloses a improve, the utility model discloses still include the fuse, fuse one end is arranged in on the primer face, the other end passes another through-hole that is equipped with on the apron stretches out to the high temperature that the fuse inside edge ensured to utilize the scene of a fire ignites the fuse and realizes exploding the purpose of exploding and exploding equally.

In order to ensure that striking portion can take place the striking in order to ensure to detonate successfully preferentially, as the utility model discloses an improvement, the projectile body head is big, the afterbody is little, and sets up for the double-end of symmetry.

Further, the fire extinguishing material fills the projectile body cavity and leaves a certain space to ensure that the fire extinguishing material is in a dynamic state to ensure that the center of gravity of the projectile body is at the head end of the projectile body and ensure that the impact part impacts preferentially.

Further, the fire extinguishing material fills the space occupying two thirds of the volume of the projectile body cavity.

Compared with the prior art, the utility model discloses can put out the condition of a fire under keeping away from the scene of a fire through nimble bullet throwing mode, and the bodily form is littleer, low in cost facilitates the use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of a striker configuration;

fig. 4 is a schematic diagram of the double-head structure of the present invention.

Detailed Description

The following description will be made with reference to the accompanying drawings and examples, but not intended to limit the present invention.

Fig. 1 to 3 show a hand-thrown fire extinguishing bomb, which comprises a bomb body 1, a detonation tube 2, a firing pin 3, a striking part 4, a safety ring 5 and a safety spring 6, wherein the detonation tube 2 extends into a cavity of the bomb body 1 and is fixedly connected with one end face of the bomb body 1, one end of the firing pin 3 is fixedly connected with the striking part 4, the other end of the firing pin extends into the detonation tube 2, two ends of the safety ring 5 are respectively connected with the bottom of the striking part 4 and the end part of the bomb body 1, the safety spring 6 is sleeved on the firing pin 3 between the striking part 4 and the detonation tube 2, and the striking part 4 strikes downwards to drive the firing pin 3 to move downwards to strike the detonation tube 2 so as to burst and emit a fire extinguishing material 7 in the bomb body 1 to extinguish fire.

The detonation cylinder 2 is a cylindrical cavity, the head of the detonation cylinder is provided with an end face support plate 21 lapped with the end part of the projectile body 1, the surface of the end face support plate 21 is provided with a cover plate 22 with a through hole, the cover plate 22 and the end face support plate 21 are fixed on the end face of the projectile body 1 through screws, the lower part of the detonation cylinder 2 is provided with a striking plate 23, a detonation primer 24 is placed on the striking plate 23, and the cavity below the detonation primer 24 is filled with explosives 8.

The upper part of the firing pin 3 is a rod-shaped cylinder fixedly connected with the bottom surface of the impact part 4, the lower part is a semicircular firing pin plate 25 which is adaptive to the inner diameter of the detonation barrel 2, and the firing pin plate 25 is at a certain distance from the detonation primer 24.

Further, the distance between the striker plate 25 and the detonation primer 24 is smaller than the height of the safety ring 5.

Further, for the increase hits the faller 25 to the impact force that detonates primer 24, ensure to detonate successfully, as the utility model discloses an improvement, hit the faller 25 and be equipped with even protruding 26 in order to reduce the impact area increase impact and ensure to detonate successfully.

In order to ensure that the primer 24 is not detonated by mistake and the primer is exploded, as the utility model discloses an improve, the wall is equipped with and detonates primer locating plate 27 on detonating section of thick bamboo 2 internal detonation primer 24 face, and the faller 25 of firing pin 3 lower part is equipped with and detonates primer locating plate 27 suitable breach so that impact detonation detonates primer 24 when not influencing firing pin 3 downstream.

Further, the detonation primer positioning plate 27 is a circular ring or a positioning plate with at least two points.

The safety ring 5 is a removable ring, and after the ring is removed, the impact part 4 can drive the firing pin 3 to move downwards to impact and detonate the primer 24.

Further, the safety ring 5 is a removable snap ring or pull ring.

The end part of the projectile body 1 is provided with a through hole for facilitating the insertion of the detonation tube 2, and the tail part is provided with a filling port 11 for filling the fire extinguishing material 7.

For the emergence that firing pin 3 striking detonated primer 24 and failed the smooth circumstances of exploding under the prevention accident, as the utility model discloses a improve, the utility model discloses still include fuse 9, on fuse 9 one end was arranged in and is detonated primer 24 face, another through-hole that the other end passed to be equipped with on the apron 22 stretches out to the inboard edge of safety ring 5 and ensures to utilize the high temperature ignition fuse of scene of a fire to realize detonating the purpose of exploding and exploding equally.

In order to ensure that the striking part 4 can strike preferentially to ensure successful detonation, as an improvement of the utility model, the projectile body 1 has a large head and a small tail, and is a symmetrical double-head arrangement, as shown in fig. 4.

Further, the fire extinguishing material 7 fills the cavity of the projectile body 1 to leave a certain space so as to ensure that the fire extinguishing material 7 is in a dynamic state, ensure that the gravity center of the projectile body 1 is at the head end of the projectile body 1 and ensure that the impact part 4 is impacted preferentially.

Further, the fire extinguishing material 7 fills the space occupying two thirds of the volume of the cavity of the projectile body 1.

The utility model discloses a theory of operation:

the fire extinguishing material 7 such as fire extinguishing dry powder is filled into the inner cavity of the projectile body 1 from the filling opening 11 to two thirds, and then carbon dioxide gas of 0.4 to 0.6MPA is filled into the filling opening to close the filling opening 11. When the conflagration takes place, the user need not to get into the fire scene, and at certain distance department from the fire scene, can drop into the fire scene with the fire extinguishing bomb after demolising safety ring 5, the fire extinguishing bomb is at the flight in-process or the in-process that falls to the ground, because of the focus shifts to the head, thereby it takes place to strike preferentially to drive striking pin 3 motion striking to take place 4 of its head end and drive firing pin 3 and strike and detonate explosive 8 in the primer 24 and detonate section of thick bamboo 2 to explode and detonate section of thick bamboo 2 and then explode and open the high-pressure gas who mixes fire extinguishing material 7 that projectile 1 filled the inner chamber of projectile body. Once the fire is not detonated by the impact, the high temperature in the fire field can ignite the fuse 9, further detonate the explosive 8 in the detonation tube 2 to explode the projectile body 1, and the fire extinguishing material 7 in the projectile body is sprayed to extinguish the fire.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.

Claims

1. A hand-thrown fire extinguishing bomb comprises a bomb body (1), a detonation barrel (2), a firing pin (3), an impact part (4), a safety ring (5) and a safety spring (6), it is characterized in that the detonation tube (2) extends into the cavity of the projectile body (1) and is fixedly connected with one end face of the projectile body (1), one end of the firing pin (3) is fixedly connected with the striking part (4), the other end of the firing pin extends into the detonation barrel (2), two ends of the safety ring (5) are respectively connected with the bottom of the impact part (4) and the end part of the projectile body (1), the safety spring (6) is sleeved on the firing pin (3) between the impact part (4) and the detonation barrel (2), the striking part (4) strikes downwards to drive the firing pin (3) to move downwards to strike the detonation tube (2) so as to explode and emit the fire extinguishing material (7) in the bomb body (1) to extinguish the fire.

2. The hand-throw fire extinguishing bomb according to claim 1, wherein the detonation cylinder (2) is a cylindrical cavity, the head of the detonation cylinder is provided with an end face support plate (21) overlapped with the end of the bomb body (1), the end face support plate (21) is provided with a cover plate (22) with a through hole, the cover plate (22) and the end face support plate (21) are fixed on the end face of the bomb body (1) through screws, the lower part of the detonation cylinder (2) is provided with a striking plate (23), a detonation primer (24) is placed on the striking plate (23), and the cavity below the detonation primer (24) is filled with explosives (8).

3. The hand-throw fire extinguishing bomb according to claim 2, characterised in that the striker (3) is a rod-like cylinder fixed to the bottom of the impact part (4) at the top and a semi-circular striker plate (25) corresponding to the inner diameter of the detonation tube (2) at the bottom, and the distance between the striker plate (25) and the detonation primer (24) is less than the height of the safety ring (5).

4. A hand-thrown fire extinguishing bomb according to claim 3, characterised in that the striker plate (25) is provided with uniform protrusions (26).

5. The hand-throw type fire extinguishing bomb according to claim 3, wherein a detonation primer positioning plate (27) is arranged on the upper wall surface of the detonation primer (24) in the detonation tube (2), and a striker plate (25) at the lower part of the striker (3) is provided with a notch matched with the detonation primer positioning plate (27).

6. A hand-thrown fire extinguishing bomb according to claim 1, characterised in that the safety ring (5) is a removable snap ring or pull ring.

7. A hand-thrown fire-extinguishing bomb according to claim 1, characterised in that the body (1) is provided with a through hole at the end for facilitating the insertion of the detonation cartridge (2) and a filler opening (11) at the end.

8. The hand-throw fire extinguishing bomb according to claim 5, characterised in that the detonation primer positioning plate (27) is a circular ring or a positioning plate of not less than two points.

9. A hand-thrown fire extinguishing bomb according to any one of claims 2 to 5 characterised in that it further comprises a blasting fuse (9), one end of the blasting fuse (9) being placed on the surface of the detonating primer (24) and the other end of the blasting fuse (9) extending through another through hole provided in the cover plate (22) to the inner edge of the safety ring (5).

10. A hand-thrown fire extinguishing bomb according to claim 9, characterised in that the body (1) is large-headed, small-ended and of a symmetrical double-headed arrangement.