CN103267454B - Fuse of fire extinguishing bomb based on expansion core material - Google Patents
Fuse of fire extinguishing bomb based on expansion core material Download PDFInfo
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- CN103267454B CN103267454B CN201310162006.4A CN201310162006A CN103267454B CN 103267454 B CN103267454 B CN 103267454B CN 201310162006 A CN201310162006 A CN 201310162006A CN 103267454 B CN103267454 B CN 103267454B
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- cylinder
- installing hole
- safety plug
- firing pin
- hole
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Abstract
The invention provides a fuse of a fire extinguishing bomb based on an expansion core material, comprising a fuse body, a trigger mechanism and a safety mechanism. The fuse body is a conical body and a cylindrical body on the top of the conical body. The trigger mechanism comprises a firing pin, a spring and the expansion core material. A firing pin base is arranged in the fuse body, the firing pin is fixedly connected with a slide block, and the spring is arranged between the firing pin base and the slide block. The expansion core material is fully filled from the bottom of a cylinder to the top of a cylinder installation hole. A hook and a support spring are arranged on the lower of the cylinder. An L-shaped block pin is hinged to the fuse body, a vertical arm is fixedly sleeved on a clasp of the hook, and a horizontal arm blocks the slide block. The safety mechanism comprises a safety stopper and a double-wing spring leaf arranged in a safety stopper installing hole. The safety stopper and the double-wing spring leaf are all fixed on the safety stopper slide block, one end of the safety stopper clamp the cylinder, and an elastic end of the double-wing spring leaf is clamped in a stepped groove of the safety stopper installing hole. A safety spring is arranged between the safety slide block and the safety stopper base. The fuse of the fire extinguishing bomb is simple, safe and reliable, and effectively solves a problem of rapid and effective fire extinguishing.
Description
Technical field
The invention belongs to fire prevention field, particularly a kind of fire extinguisher bomb fuse based on expansion core, is applicable to fire extinguisher bomb and the relevant fire extinguisher bomb product of the fire extinguisher bomb of mortar transmitting, howitzer transmitting pickaback.
Background technology
Fire is the natural enemy of human survival, and the main cause that fire is wreaked havoc is that the speed of fire spreading is very fast, often, when people have little time to put out a fire to save life and property or cannot put out a fire to save life and property near the scene of a fire for a certain reason, forms large area burning and causes heavy losses.Particularly many special fire are as the fire in forest, oil depot, chemicals storehouse and war fire, once burning people, cannot be close, common fire-fighting equipment fire extinguishing must have people to operate in scene of fire, such as fire extinguisher and fire engines.If scene does not have fire extinguisher or fire engines to arrive in, only has fire spreading soon, until burn down within very short time.Even if it is slow to arrive in the difficult blow-off velocity of also putting out a fire, so how effectively to put out a fire fast, become the important topic of resisting fire.The fuse that fire extinguisher bomb adopts at present has contact fuze, time-delay fuze and ignition type fuse etc.Adopt the fire extinguisher bomb fire extinguishing scope of contact fuze little, adopt the fire extinguisher bomb of time-delay fuze to be difficult to control the delay time setting in advance, adopt the fire extinguisher bomb reaction speed of ignition type fuse slow.If quick and precisely detonation fire-fighting bomb of fire extinguisher bomb fuse, the extinguishing ability of fire extinguisher bomb will have breakthrough change.
Summary of the invention
The object of the invention, has been to provide a kind of fire extinguisher bomb fuse based on expansion core, solves the fire extinguisher bomb effective Fire-fighting Problems fast using at present.Change fire extinguisher bomb fuse into fuse based on expansion core, significantly improved the extinguishing ability of fire extinguisher bomb.
The technical scheme adopting is:
A fire extinguisher bomb fuse based on expansion core, comprises fuze body, trigger mechanism and insurance institution.
Its technical essential is:
Fuze body comprises conical entity, has been wholely set cylindrical entity at conical entity top.
Fuze body bottom is fixed with screwed pipe.
Trigger mechanism comprises firing pin base, firing pin, spring, slide block, expansion core, cylinder, hook, support spring, L-type bayonet lock, snap ring and hinge.
In the conical portion of fuze body, offer firing pin installing hole, firing pin installing hole bottom is fixed with firing pin base, and firing pin is fixedly connected with slide block, and firing pin tip is positioned at slide block lower surface below.Spring is arranged between firing pin base and slide block.Firing pin installing hole is connected with screwed pipe.
Cylinder installing hole is opened in the conical portion and cylindrical part of fuze body, and cylinder is arranged in cylinder installing hole, and expansion core is contained in cylinder, cylinder upper end open, and expansion core is filled the bottom of full cylinder to the top of cylinder installing hole.
Cylinder bottom is fixed with hook, and hook is provided with support spring below, and the two ends of support spring are supported mutually with the bottom of cylinder installing hole and the bottom of hook respectively.
Cylinder installing hole and firing pin installing hole are connected by connecting hole, and cylinder installing hole and firing pin installing hole parallel.
The vertical arm top of L-type bayonet lock is fixed with snap ring, and it is upper that snap ring is set in hook, and the position, right angle of L-type bayonet lock is hinged on fuze body by hinge, and L-type bayonet lock horizontal arm blocks slide block.
Insurance institution comprises safe sliding block, safety plug, dipteron spring leaf, relief spring and safety plug base.
In the conical portion of fuze body, have and the orthogonal safety plug installing hole of cylinder installing hole, safety plug installing hole comprises the first hole, the second hole and the 3rd hole that are interconnected, the diameter in the second hole is less than the diameter in the 3rd hole, second and the 3rd hole junction form step trough.
Safety plug is fixedly connected with safety plug slide block, and safety plug is positioned at the left end of safety plug slide block, and safety plug end penetrates in cylinder installing hole by the first hole, and blocks cylinder.Dipteron spring leaf is fixed on safety plug slide block, and is positioned at the homonymy of safety plug slide block with safety plug.The elastic tip of dipteron spring leaf is fastened in the second hole.
Safety plug base is fixed on safety plug installing hole bottom, and relief spring is arranged between safe sliding block and safety plug base.
Fuze body can select metal or plastics to make as required.Expansion core is selected and is met the vermiculite that fire expands rapidly, and its granularity specification can be 1～6mm, is commercially available product, also can be chosen in as required other material expanding rapidly in hot environment.
Fire extinguisher bomb is by mortar or howitzer when transmitting pickaback, cylinder moment is born very large recoil, safety plug blocks cylinder and stops cylinder to move downward, rotating speed maximum when fire extinguisher bomb arrives gun muzzle, centrifugal force outwards gets rid of safety plug, and relief spring compresses, and after dipteron spring leaf top landing step trough, dipteron spring leaf flicks by step trough and blocks, support spring stops hook to move downward, and fire extinguisher bomb reduces insurance at flight course medium speed can not got involved again.Fire extinguisher bomb flies to scene of a fire expansion core and expands rapidly in hot environment, expansion core extrusion cylinder, cylinder moves down together with hook, the snap ring of L-type bayonet lock upper end is removed the constraint of hook to it, and L-type bayonet lock rotates counterclockwise, and slide block is removed the constraint of L-type bayonet lock to it, compacted spring discharges, firing pin is launched away percussion cap ignition charge, and powder extinguishing agent is evenly blown, and after dry powder covers on burning things which may cause a fire disaster, burning things which may cause a fire disaster extinguishes.
Its advantage is:
By the enforcement of technical solution of the present invention, can effectively put out a fire fast, mechanism of the present invention simple designs novelty, reasonable, safe and reliable good extinguishing effect, efficiently solve fast an effectively fire extinguishing difficult problem, avoided to greatest extent the loss causing not in time because of fire fighting.
Brief description of the drawings
Fig. 1 is fuse cutaway view of the present invention.
Fig. 2 is fuse trigger mechanism schematic diagram of the present invention.
Fig. 3 is fuze safety mechanism schematic diagram of the present invention.
Detailed description of the invention
embodiment 1
A fire extinguisher bomb fuse based on expansion core, comprises fuze body 1, trigger mechanism 2 and insurance institution 3.
Fuze body 1 comprises conical entity, has been wholely set cylindrical entity at conical entity top.
The screwed pipe 4 being connected with body is arranged at fuze body 1 bottom.
Trigger mechanism 2 comprises firing pin base 6, firing pin 9, spring 7, slide block 8, expansion core 5, cylinder 20, hook 10, support spring 22, L-type bayonet lock 11, snap ring 12 and hinge 13.
In the conical portion of fuze body 1, offer firing pin installing hole, firing pin installing hole bottom is fixed with firing pin base 6, and firing pin 9 is fixedly connected with slide block 8, and firing pin 9 tips are positioned at slide block 8 lower surface belows.Spring 7 is arranged between firing pin base 6 and slide block 8.Firing pin installing hole is connected with screwed pipe 4.
Cylinder installing hole 23 is opened in the conical portion and cylindrical part of fuze body 1, cylinder 20 is arranged in cylinder installing hole 23, expansion core 5 is contained in cylinder 20, cylinder 20 upper end open, and expansion core 5 is filled the bottom of full cylinder 20 to the top of cylinder installing hole 23.
Cylinder 20 bottoms are fixed with hook 10, and hook 10 is provided with support spring 22 below, and the two ends of support spring 22 are supported mutually with the bottom of cylinder installing hole 23 and the bottom of hook 10 respectively.
Cylinder installing hole 23 and firing pin installing hole are connected by connecting hole 24, and cylinder installing hole 23 and firing pin installing hole parallel.
The vertical arm top of L-type bayonet lock 11 is fixed with snap ring 12, and snap ring 12 is set on hook 10, and the position, right angle of L-type L-type bayonet lock 11 is hinged on fuze body 1 by hinge 13, and L-type bayonet lock 11 horizontal arms block slide block 8 (now spring 7 is compressive state).Hinge 13 is for being fixed on the axle bed on fuze body 1 and being installed in the axle on axle bed, and the position, right angle of L-type bayonet lock 11 is hinged on described axle, and can be in the interior rotation of intercommunicating pore 24.
Insurance institution 3 comprises safe sliding block 17, safety plug 14, dipteron spring leaf 16, relief spring 18 and safety plug base 19.
In the conical portion of fuze body 1, have and the orthogonal safety plug installing hole of cylinder installing hole 23, safety plug installing hole comprises the first hole 25, the second hole 26 and the 3rd hole 27 that are interconnected, the diameter in the second hole 26 is less than the diameter in the 3rd hole 27, forms step trough 15 in the junction in the second hole 26 and the 3rd hole 27.
Safety plug 14 is fixedly connected with safety plug slide block 17, and safety plug 14 is positioned at the left end of safety plug slide block 17, and safety plug 14 ends penetrate in cylinder installing hole 23 by the first hole 25, and blocks cylinder 20 (this is confined state).Dipteron spring leaf 16 is fixed on safety plug slide block 17, and is positioned at the homonymy of safety plug slide block 17 with safety plug 14.The elastic tip of dipteron spring leaf 16 is fastened on (this is confined state) in the second hole 26.
Safety plug base 19 is fixed on safety plug installing hole bottom, and relief spring 18 is arranged between safe sliding block 17 and safety plug base 19.
The vermiculite that described expansion core 5 expands rapidly for meeting fire, its granularity specification can be 1～6mm, is commercially available product, and this is known materials, therefore repeated description not.
Connecting hole 24 has a downward-sloping inclined-plane 28 in fuze body 1, L-type bayonet lock 11 is released rotate and does not affect the motion of firing pin 9.
Described fuze body 1 adopts cast iron to make.
Its operation principle is:
Fire extinguisher bomb is by mortar or howitzer when transmitting pickaback, 20 moments of cylinder are born very large recoil, safety plug 14 blocks cylinder 20 and stops cylinder 20 to move downward, rotating speed maximum when fire extinguisher bomb arrives gun muzzle, centrifugal force outwards gets rid of safety plug 14, relief spring 18 compresses, the dipteron spring leaf 16 tops to the right rear dipteron spring leaf 16 of landing step trough 15 flick by step trough 15 and block, (be that dipteron spring leaf 16 enters the 3rd hole 27 from the second hole 26, now arming), support spring 22 stops hook 10 to move downward, fire extinguisher bomb reduces insurance at flight course medium speed can not got involved again.Fire extinguisher bomb flies to scene of a fire expansion core 5 and expands rapidly in hot environment, expansion core 5 extrusion cylinders 20, cylinder 20 moves down together with hook 10, the snap ring 12 of L-type bayonet lock 11 upper ends is removed the constraint of hook 10 to it, and L-type bayonet lock 11 rotates counterclockwise, and slide block 8 is removed the constraint of L-type bayonet lock 11 to it, compacted spring 7 discharges, firing pin 9 is launched away percussion cap 21 ignition charges, and powder extinguishing agent is evenly blown, and after dry powder covers on burning things which may cause a fire disaster, burning things which may cause a fire disaster extinguishes.
Embodiment 2
The granularity specification of the vermiculite described in embodiment 1 is 3-4mm.Fuze body 1 is made for plastics.
Embodiment 3
The granularity specification of the vermiculite described in embodiment 1 is 5-6mm.
Claims (1)
1. the fire extinguisher bomb fuse based on expansion core, comprises fuze body (1), trigger mechanism (2) and insurance institution (3); It is characterized in that:
Fuze body (1) comprises conical entity, has been wholely set cylindrical entity at conical entity top;
Fuze body (1) bottom is fixed with screwed pipe (4);
Trigger mechanism (2) comprises firing pin base (6), firing pin (9), spring (7), slide block (8), expansion core (5), cylinder (20), hook (10), support spring (22), L-type bayonet lock (11), snap ring (12) and hinge (13);
In the conical portion of fuze body (1), offer firing pin installing hole, firing pin installing hole bottom is fixed with firing pin base (6), firing pin (9) is fixedly connected with slide block (8), and firing pin (9) tip is positioned at slide block (8) lower surface below; Spring (7) is arranged between firing pin base (6) and slide block (8); Firing pin installing hole is connected with screwed pipe (4);
Cylinder installing hole (23) is opened in the conical portion and cylindrical part of fuze body (1), cylinder (20) is arranged in cylinder installing hole (23), expansion core (5) is contained in cylinder (20), cylinder (20) upper end open, expansion core (5) is filled the top of bottom to cylinder installing hole (23) of full cylinder (20);
Cylinder (20) bottom is fixed with hook (10), hook (10) is provided with support spring (22) below, and the two ends of support spring (22) are supported mutually with the bottom of cylinder installing hole (23) and the bottom of hook (10) respectively;
Cylinder installing hole (23) and firing pin installing hole are connected by connecting hole (24), and cylinder installing hole (23) and firing pin installing hole parallel;
The vertical arm top of L-type bayonet lock (11) is fixed with snap ring (12), snap ring (12) is set on hook (10), it is upper that the position, right angle of L-type bayonet lock (11) is hinged on fuze body (1) by hinge (13), and L-type bayonet lock (11) horizontal arm blocks slide block (8);
Insurance institution (3) comprises safe sliding block (17), safety plug (14), dipteron spring leaf (16), relief spring (18) and safety plug base (19);
In the conical portion of fuze body (1), have and the orthogonal safety plug installing hole of cylinder installing hole (23), safety plug installing hole comprises the first hole (25), the second hole (26) and the 3rd hole (27) that are interconnected, the diameter in the second hole (26) is less than the diameter in the 3rd hole (27), forms step trough (15) in the junction in the second hole (26) and the 3rd hole (27);
Safety plug (14) is fixedly connected with safety plug slide block (17), safety plug (14) is positioned at the left end of safety plug slide block (17), safety plug (14) end penetrates in cylinder installing hole (23) by the first hole (25), and blocks cylinder (20); It is upper that dipteron spring leaf (16) is fixed on safety plug slide block (17), and be positioned at the homonymy of safety plug slide block (17) with safety plug (14); The elastic tip of dipteron spring leaf (16) is fastened in the second hole (26);
Safety plug base (19) is fixed on safety plug installing hole bottom, and relief spring (18) is arranged between safe sliding block (17) and safety plug base (19);
Described expansion core (5) is vermiculite, and the granularity specification of vermiculite is 1～6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162006.4A CN103267454B (en) | 2013-05-06 | 2013-05-06 | Fuse of fire extinguishing bomb based on expansion core material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162006.4A CN103267454B (en) | 2013-05-06 | 2013-05-06 | Fuse of fire extinguishing bomb based on expansion core material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103267454A CN103267454A (en) | 2013-08-28 |
| CN103267454B true CN103267454B (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310162006.4A Expired - Fee Related CN103267454B (en) | 2013-05-06 | 2013-05-06 | Fuse of fire extinguishing bomb based on expansion core material |
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| Country | Link |
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| CN (1) | CN103267454B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105875298A (en) * | 2014-11-24 | 2016-08-24 | 重庆长安工业(集团)有限责任公司 | Artificial novel hail suppression and rain enhancement rocket |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075769U (en) * | 1990-10-06 | 1991-04-24 | 张经邦 | Semi-safety instantaneous detonator for martar training |
| CN1908572A (en) * | 2006-08-16 | 2007-02-07 | 长安汽车（集团）有限责任公司 | Full insurance type artificial rain bullet detonator |
| CN201262537Y (en) * | 2008-05-06 | 2009-06-24 | 王昕� | Fire-extinguishing bullet for gun and its emitter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| UA98024C2 (en) * | 2007-12-07 | 2012-04-10 | ДИНАМИТ НОБЕЛЬ ДИФЕНС ГмбХ | Thermally initiated triggering of aerosol fire extinguisher and method for actuating generator of fire-extinguishing aerosol |
-
2013
- 2013-05-06 CN CN201310162006.4A patent/CN103267454B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2075769U (en) * | 1990-10-06 | 1991-04-24 | 张经邦 | Semi-safety instantaneous detonator for martar training |
| CN1908572A (en) * | 2006-08-16 | 2007-02-07 | 长安汽车（集团）有限责任公司 | Full insurance type artificial rain bullet detonator |
| CN201262537Y (en) * | 2008-05-06 | 2009-06-24 | 王昕� | Fire-extinguishing bullet for gun and its emitter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103267454A (en) | 2013-08-28 |
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