CN103267454A - 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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- CN103267454A CN103267454A CN2013101620064A CN201310162006A CN103267454A CN 103267454 A CN103267454 A CN 103267454A CN 2013101620064 A CN2013101620064 A CN 2013101620064A CN 201310162006 A CN201310162006 A CN 201310162006A CN 103267454 A CN103267454 A CN 103267454A
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- cylinder
- installing hole
- slide block
- safety plug
- firing pin
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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 the fire prevention field, particularly a kind of fire extinguisher bomb fuse based on the expansion core is applicable to the fire extinguisher bomb of the fire extinguisher bomb of mortar emission, howitzer emission pickaback and the fire extinguisher bomb product of being correlated with.
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 can't put out a fire to save life and property near the scene of a fire for a certain reason, forms the large tracts of land burning and causes heavy losses.The particularly fire in many special fire such as forest, oil depot, chemicals storehouse and war fire, in case burning people then can't be close, common fire-fighting equipment fire extinguishing must have the people to operate in the scene of fire, such as fire extinguisher and fire engines.If the scene does not have fire extinguisher or fire engines to arrive in, has only fire spreading soon, until burning-out in very short time.Even 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 of fire extinguisher bomb employing at present has mechanical contact fuze, time-delay fuze and ignition type fuse etc.Adopt the fire extinguisher bomb fire extinguishing scope of mechanical contact fuze little, adopt the fire extinguisher bomb of time-delay fuze to be difficult to the delay time that control sets in advance, adopt the fire extinguisher bomb reaction speed of ignition type fuse slow.If the fire extinguisher bomb fuse can quick and precisely be ignited fire extinguisher bomb, the extinguishing ability of fire extinguisher bomb will have breakthrough change.
Summary of the invention
The object of the invention has provided a kind of fire extinguisher bomb fuse based on the expansion core, solves the fire extinguisher bomb that uses the at present problem of can not effectively putting out a fire fast.Change the fire extinguisher bomb fuse into based on the expansion core fuse, significantly improved the extinguishing ability of fire extinguisher bomb.
The technical scheme that adopts is:
A kind of fire extinguisher bomb fuse based on the 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.
Screwed pipe is fixedly arranged at the fuze body bottom.
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.
Offer the firing pin installing hole in the conical portion of fuze body, the firing pin base is fixedly arranged at firing pin installing hole bottom, and firing pin is fixedlyed connected with slide block, and the firing pin tip is positioned at slide block lower surface below.Spring is arranged between firing pin base and the slide block.The firing pin installing hole is connected with screwed pipe.
The cylinder installing hole is opened in the conical portion and cylindrical part of fuze body, and cylinder is arranged in the cylinder installing hole, and the expansion core is contained in the cylinder, the cylinder upper end open, and the expansion core is filled the bottom of full cylinder to the top of cylinder installing hole.
Hook is fixedly arranged at the cylinder bottom, is provided with support spring below the hook, and the two ends of support spring are replaced 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.
Snap ring is fixedly arranged at the vertical arm top of L type bayonet lock, and snap ring is set on the hook, and the position, right angle of L type bayonet lock is hinged on the fuze body by hinge, and L type bayonet lock horizontal arm blocks slide block.
Insurance institution comprises insurance slide block, safety plug, dipteron spring leaf, relief spring and safety plug base.
Have in the conical portion of fuze body and the orthogonal safety plug installing hole of cylinder installing hole, the safety plug installing hole comprises first hole, second hole and the 3rd hole that is interconnected, the diameter in second hole forms step trough less than the diameter in the 3rd hole in the junction in the second and the 3rd hole.
Safety plug is fixedlyed connected with the safety plug slide block, and safety plug is positioned at the left end of safety plug slide block, and the safety plug end penetrates in the cylinder installing hole by first hole, and blocks cylinder.The dipteron spring leaf is fixed on the 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 second hole.
The safety plug base is fixed on safety plug installing hole bottom, and relief spring is arranged between insurance slide block and the safety plug base.
Fuze body can select for use metal or plastics to make as required.The expansion core is selected for use 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 other material that expands rapidly in the hot environment as required.
Fire extinguisher bomb is by mortar or howitzer when emission pickaback, cylinder moment is born very big 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 the dipteron spring leaf flicks by step trough and blocks behind the dipteron spring leaf top landing step trough, support spring stops hook to move downward, and fire extinguisher bomb reduces insurance at the 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 and hook move down together, the snap ring of L type bayonet lock upper end is removed hook to its constraint, and L type bayonet lock rotates counterclockwise, and slide block is removed L type bayonet lock to its constraint, compacted spring discharges, firing pin is launched away the percussion cap ignition charge, and powder extinguishing agent is evenly blown, and burning things which may cause a fire disaster extinguished after dry powder covered on the burning things which may cause a fire disaster.
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, have avoided to greatest extent because of the untimely loss that causes of putting out a fire.
Description of 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.
The specific embodiment
A kind of fire extinguisher bomb fuse based on the expansion core comprises fuze body 1, trigger mechanism 2 and insurance institution 3.
The screwed pipe 4 that is connected with body is arranged at fuze body 1 bottom.
Offer the firing pin installing hole in the conical portion of fuze body 1, firing pin base 6 is fixedly arranged at firing pin installing hole bottom, and firing pin 9 is fixedlyed connected with slide block 8, and firing pin 9 tips are positioned at slide block 8 lower surfaces below.Spring 7 is arranged between firing pin base 6 and the slide block 8.The firing pin installing hole is connected with screwed pipe 4.
Hook 10 is fixedly arranged at cylinder 20 bottoms, and hook is provided with support spring 22 below 10, and the two ends of support spring 22 are replaced mutually with the bottom of cylinder installing hole 23 and the bottom of hook 10 respectively.
Have in the conical portion of fuze body 1 and cylinder installing hole 23 orthogonal safety plug installing holes, the safety plug installing hole comprises first hole 25, second hole 26 and the 3rd hole 27 that is interconnected, the diameter in second hole 26 forms step trough 15 less than the diameter in the 3rd hole 27 in the junction in second hole 26 and the 3rd hole 27.
Described expansion core 5 is for meeting the vermiculite that fire expands rapidly, and its granularity specification can be 1～6mm, is commercially available product, and this is known materials, so repeated description not.
Connecting hole 24 has an inclined downward 28 in fuze body 1, L type bayonet lock 11 is released rotate and does not influence 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 emission pickaback, 20 moments of cylinder are born very big 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, dipteron spring leaf 16 tops landing step trough 15 back dipteron spring leafs 16 to the right flick by step trough 15 and block, (be that dipteron spring leaf 16 enters the 3rd hole 27 from second hole 26, arming this moment), support spring 22 stops hook 10 to move downward, and fire extinguisher bomb reduces insurance at the 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 and hook 10 move down together, the snap ring 12 of L type bayonet lock 11 upper ends is removed hook 10 constraints to it, and L type bayonet lock 11 rotates counterclockwise, and slide block 8 is removed 11 constraints to it of L type bayonet lock, compacted spring 7 discharges, firing pin 9 is launched away percussion cap 21 ignition charges, and powder extinguishing agent is evenly blown, and burning things which may cause a fire disaster extinguished after dry powder covered on the burning things which may cause a fire disaster.
The granularity specification of the vermiculite described in the embodiment 1 is 3-4mm.Fuze body 1 is made for plastics.
The granularity specification of the vermiculite described in the embodiment 1 is 5-6mm.
Claims (2)
1. the fire extinguisher bomb fuse based on the 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;
Screwed pipe (4) is fixedly 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);
Offer the firing pin installing hole in the conical portion of fuze body (1), firing pin base (6) is fixedly arranged at firing pin installing hole bottom, and firing pin (9) is fixedlyed 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 the slide block (8); The 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 the cylinder installing hole (23), expansion core (5) is contained in the 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);
Hook (10) is fixedly arranged at cylinder (20) bottom, and hook is provided with support spring (22) below (10), and the two ends of support spring (22) are replaced 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;
Snap ring (12) is fixedly arranged at the vertical arm top of L type bayonet lock (11), and snap ring (12) is set on the hook (10), and the position, right angle of L type bayonet lock (11) is hinged on the fuze body (1) by hinge (13), and L type bayonet lock (11) horizontal arm blocks slide block (8);
Insurance institution (3) comprises insurance slide block (17), safety plug (14), dipteron spring leaf (16), relief spring (18) and safety plug base (19);
Have in the conical portion of fuze body (1) and the orthogonal safety plug installing hole of cylinder installing hole (23), the safety plug installing hole comprises first hole (25), second hole (26) and the 3rd hole (27) that are interconnected, the diameter in second hole (26) forms step trough (15) less than the diameter of the 3rd hole (27) in the junction of second hole (26) and the 3rd hole (27);
Safety plug (14) is fixedlyed 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) end penetrates in the cylinder installing hole (23) by first hole (25), and blocks cylinder (20); Dipteron spring leaf (16) is fixed on the 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 in second hole (26);
Safety plug base (19) is fixed on safety plug installing hole bottom, and relief spring (18) is arranged between insurance slide block (17) and the safety plug base (19).
2. a kind of fire extinguisher bomb fuse based on the expansion core according to claim 1, it is characterized in that: 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 true CN103267454A (en) | 2013-08-28 |
| CN103267454B 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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Cited By (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 (4)
| 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 |
| US20110036600A1 (en) * | 2007-12-07 | 2011-02-17 | Jiang Zhang | Thermal triggering mechanism having a glass ampoule for aerosol fire extinguishers |
-
2013
- 2013-05-06 CN CN201310162006.4A patent/CN103267454B/en not_active Expired - Fee Related
Patent Citations (4)
| 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 |
| US20110036600A1 (en) * | 2007-12-07 | 2011-02-17 | Jiang Zhang | Thermal triggering mechanism having a glass ampoule for aerosol fire extinguishers |
| CN201262537Y (en) * | 2008-05-06 | 2009-06-24 | 王昕� | Fire-extinguishing bullet for gun and its emitter |
Cited By (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 |
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| Publication number | Publication date |
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| CN103267454B (en) | 2014-12-10 |
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Granted publication date: 20141210 Termination date: 20150506 |
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