CN101576362B - Explosive device used for windowing on brick wall - Google Patents
Explosive device used for windowing on brick wall Download PDFInfo
- Publication number
- CN101576362B CN101576362B CN2009100218180A CN200910021818A CN101576362B CN 101576362 B CN101576362 B CN 101576362B CN 2009100218180 A CN2009100218180 A CN 2009100218180A CN 200910021818 A CN200910021818 A CN 200910021818A CN 101576362 B CN101576362 B CN 101576362B
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- Prior art keywords
- rectangular frame
- sealed
- shaped charge
- linear shaped
- explosive
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B1/00—Explosive charges characterised by form or shape but not dependent on shape of container
- F42B1/02—Shaped or hollow charges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B1/00—Explosive charges characterised by form or shape but not dependent on shape of container
- F42B1/02—Shaped or hollow charges
- F42B1/036—Manufacturing processes therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/08—Blasting cartridges, i.e. case and explosive with cavities in the charge, e.g. hollow-charge blasting cartridges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/087—Flexible or deformable blasting cartridges, e.g. bags or hoses for slurries
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Revetment (AREA)
Abstract
The invention discloses an explosive device used for windowing on a brick wall, which comprises a rectangular frame sealed water tank consisting of a straight pipe, an elbow and a three-way pipe whichare mutually connected. A sealed flexible cutting rope is embedded in the rectangular frame water tank, water is filled in a cavity formed in the rectangular frame water tank, the sealed flexible cut ting rope is fixed in the rectangular frame sealed water tank by a limit block, a port of the sealed flexible cutting rope is connected with a detonator, and the detonator is connected to the outside of the rectangular frame sealed water tank by a detonator leg wire from an outlet end of the three-way pipe; and the sealed flexible cutting rope comprises a V-shaped cutting rope shell, explosive is filled in the V-shaped cutting rope shell, the explosive is wrapped by a V-shaped explosive shield, and the periphery of the V-shaped explosive shield is provided with a layer of thermoplastic film. By using the incompressible action of water in the explosion action, the device reduces the explosive charging amount; during use, the device is fixed on a wall by a bracket and then connected with a primer detonator; and after explosion, a passage which is convenient for commando to use in field is pioneered on the brick wall of 370 millimeters quickly.
Description
Technical field
The invention belongs to the application of blasting engineering, relate to a kind of blast windowing facility, a kind of destructor of windowing for brick wall particularly, usefulness that the blast that is mainly used in the 370mm brick wall is windowed and concrete, the blast of Stone brick body of wall are windowed.
Background technology
Thickness is the 370mm brick wall, it is body of wall size commonly used in the building, according to People's Armed Police and public security special policeman detachment operation needs, require a kind of special type of shooting in the 370mm brick wall of can assaulting of development to attack equipment, so that my army is doing wartime, rapidly charge in the room of taking sb. hostage, subdue rapidly the terrorist, hostile takedown.Under the condition of struggle against terror situation development, succeed in developing during this patent.Conventional attack way is the method for machinery, hydraulic pressure cutting and explosion.Adopt the flexible linear shaped charge cutting of exploding, it is effective especially to cutting metal structure material and metal pipe material.The patterning method of announcing as Chinese patent 92224048.5 and US4693181FI 864818 is for sheet metal and metal pipe material and the cutter sweep of design and use, but not obvious to the cutting effect of nonmetal thicker body of wall, concrete wall.For example use the flexible linear shaped charge of 280g/m explosive payload, can only leave at the 370mm brick wall groove of a dark 5mm, and can not form passage.Adopt the method for explosive blasting at 370mm brick wall uplifting window, dosage is more than tens kilograms, and dosage causes greatly the injury to environment and attack team member.Therefore dosage is few, and the attack purpose that reaches again at 370mm brick wall uplifting window is the key point of this patent.Through investigation and the retrieval of applicant to domestic and international interrelated data, the relevant report that does not also have discovery that the 370mm brick wall is exploded and windows at present.
Summary of the invention
For defective or the deficiency that above-mentioned prior art exists, the object of the invention is, a kind of destructor of windowing for brick wall is provided, and this device utilizes less explosive charge, just can window fast on the 370mm brick wall.
In order to realize above-mentioned task, the present invention takes following technical solution:
A kind of windowing for brick wall used destructor, it is characterized in that, comprise the rectangular frame sealed cistern that is interconnected to constitute by straight tube, elbow and three-way pipe, along being inlaid with the sealed flexible flexible linear shaped charge in the rectangular frame tank, and fill water in the cavity that in the rectangular frame tank, forms, described sealed flexible linear shaped charge is fixed by limited block in the rectangular frame sealed cistern, the port of sealed flexible flexible linear shaped charge is connected with detonator, and detonator is connected to outside the rectangular frame sealed cistern by the port of export of detonator payment to a porter from three-way pipe;
Described sealed flexible flexible linear shaped charge comprises V-type flexible linear shaped charge housing, in V-type flexible linear shaped charge housing explosive is housed, and explosive is by V-type cavity liner parcel, and V-type cavity liner periphery also has one deck thermoplastic film.
Of the present invention windowing for brick wall used destructor, can carry out cutting in the water with the speed of 7507m/s, and the docking structure of sealed flexible flexible linear shaped charge guaranteed in water continuously blast cutting and do not put out quick-friedly, and Water Pressure is finished in 40～200ms.Window fast, be convenient to catch opportunity of combat, assault.The sealed flexible flexible linear shaped charge has solved common flexible flexible linear shaped charge can not form jet in water, and then the defective that can not cut under water.The sealed flexible flexible linear shaped charge can cut in air, also can cut under water, and range of application is expanded.This device has utilized the incompressible effect of water in detonation, has reduced explosive payload, has improved action effect, reduces the effect of positive pressure of shock wave and noise, has realized the product lightness, is convenient to the on-the-spot use of shock worker.
Description of drawings
Fig. 1 is that of the present invention windowing for brick wall used the destructor front view;
Fig. 2 is the A-A profile of Fig. 2;
Fig. 3 is that of the present invention windowing for brick wall used the destructor scheme of installation;
Label among the figure represents respectively: 1, straight tube, 2, elbow, 3, three-way pipe, 4, sealed flexible linear shaped charge, 5, the detonator hole, 6, detonator, 7, detonator payment to a porter, 8, cavity, 9, explosive, 10, cavity liner, 11, the cavity liner drift angle, 12, the flexible linear shaped charge housing, 13, thermoplastic film, 14, water, 15, butt joint corner, 16, target nail, 17, limited block;
The present invention is described in further detail below in conjunction with accompanying drawing.
The specific embodiment
In order to realize opening a 1 * 0.5m at the 370mm brick wall
2The rectangle window so that the shock worker charges into, of the present invention windowing for brick wall used destructor, mainly adopts the linear shaped powder charge to improve explosive effective energy utilization rate.
Referring to Fig. 1～2, of the present invention windowing for brick wall used destructor, comprise the rectangular frame sealed cistern that is interconnected to constitute by straight tube 1, elbow 2 and three-way pipe 3, along being inlaid with sealed flexible flexible linear shaped charge 4 in the rectangular frame tank, and fill water 14 in the cavity 8 that in the rectangular frame tank, forms;
Sealed flexible flexible linear shaped charge 4 is fixing by limited block 17 in the rectangular frame sealed cistern, the port of sealed flexible flexible linear shaped charge 4 (being positioned at the top of three-way pipe 3) has detonator hole 5, detonator 6 is installed in detonator hole 5, and detonator 6 is connected to outside the rectangular frame sealed cistern by the port of export of detonator payment to a porter 7 from three-way pipe 3;
Sealed flexible linear shaped charge 4 comprises V-type flexible linear shaped charge housing 12, in V-type flexible linear shaped charge housing 12 explosive 9 is housed, and explosive 9 is by V-type cavity liner 10 parcels, and V-type cavity liner 10 peripheries also have one deck thermoplastic films 13.
V-type cavity liner 10 and V-type flexible linear shaped charge housing 12 form the face with drift angle 11, and this face and thermoplastic film 13 form cavity, are conducive to like this release after explosive 9 is lighted.
The preparation method of sealed flexible flexible linear shaped charge 4 is, at first the flexible flexible linear shaped charge housing 12 of V-type is made the rectangle frame of 1m * 0.5m * 1m * 0.5m, explosive 9 is housed in the V-type flexible linear shaped charge housing 12 makes flexible flexible linear shaped charge (also can select the flexible flexible linear shaped charge of professional production factory), explosive 9 is by V-type cavity liner 10 parcels, flexible flexible linear shaped charge adopts dock to install in three corners of rectangle of rectangle frame, 45 ° of docking angles guarantee that flexible flexible linear shaped charge can keep the continuous transmission of explosive and not put out quick-fried in water.Flexible flexible linear shaped charge in rectangular frame corner (being the upper right corner of Fig. 1 three-way pipe 3) will lengthen 5cm～10cm, so that processing detonator hole 5, the flexible flexible linear shaped charge at this place adopts the plug-in type docking structure.For the V-arrangement opening part that guarantees flexible linear shaped charge is aimed at the metope that needs cutting, it is that 45 ° of modes connect (such as the lower left corner of Fig. 1) that the butt joint corner 15 of sealed flexible flexible linear shaped charge 4 in three elbows that are positioned at sealed tubular rectangular frame tank adopts butt joint corner, and in the elbow turning target nail 16 is housed.To guarantee that the cutting frame sealed cistern is an integral body, when transportation and use, guarantee that it is safe and reliable.
The cutting frame sealed cistern can be made circle, also can be rectangle, and the junction with four turning bend pipes of fluid sealant bonding and straight tube makes its sealing water-tight.
Referring to Fig. 3, during use, with brick wall of the present invention window be attached on the 370mm brick wall with destructor 01 after, in the cavity of cutting frame sealed cistern, fill with water again, be fixed on the wall with support 02, behind cap sensitive sealed flexible flexible linear shaped charge, flexible flexible linear shaped charge collapses under pressure, collides along the V-type normal direction, forming a circle cutting can flow, and metope is cut into the square trench of dark 5～10mm, rate of energy flow 3500～3900m/s.Explosive spread speed (cutting speed) 7200m/s.Immediately since explosive in water shooting, utilize water in the incompressible principle of instant of detonation, the explosive charge energy acts directly on the 370mm brick wall by water, form the pressure of several thousand Mpa, body of wall in the cutting frame is released, can form a rectangular window at body of wall, be used for anti-terror assault action uniform terrorist, the hostile takedown of People's Armed Police, public security.This device can also be used for the jobs that requires special skills such as rescue and relief work.
Claims (3)
1. one kind is used for brick wall and windows and use destructor, it is characterized in that, comprise by straight tube (1), the rectangular frame sealed cistern that elbow (2) and three-way pipe (3) are interconnected to constitute, along being inlaid with sealed flexible flexible linear shaped charge (4) in the rectangular frame sealed cistern, and fill water (14) in the cavity that in the rectangular frame sealed cistern, forms (8), described sealed flexible flexible linear shaped charge (4) is fixing by limited block (17) in the rectangular frame sealed cistern, the port of sealed flexible flexible linear shaped charge (4) is connected with detonator (6), and detonator (6) is connected to outside the rectangular frame sealed cistern by the port of export of detonator payment to a porter (7) from three-way pipe (3);
Described sealed flexible flexible linear shaped charge (4) comprises V-arrangement flexible linear shaped charge housing (12), explosive (9) is housed in V-type flexible linear shaped charge housing (12), explosive (9) is wrapped up by V-type cavity liner (10), the peripheral in addition one deck thermoplastic film (13) of V-type cavity liner (10), described V-type cavity liner (10) forms the face with drift angle (11), and this face and thermoplastic film (13) form cavity.
2. as claimed in claim 1 windowing for brick wall used destructor, it is characterized in that, described limited block (17) is positioned at the back side of V-arrangement flexible linear shaped charge housing (12).
3. as claimed in claim 1 windowing for brick wall used destructor, it is characterized in that, it is that 45 ° of modes connect that the butt joint corner (15) of described sealed flexible flexible linear shaped charge (4) in three elbows of the described rectangular frame sealed cistern that is positioned at tubulose adopts butt joint corner, and in the elbow turning target nail (16) is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100218180A CN101576362B (en) | 2009-04-02 | 2009-04-02 | Explosive device used for windowing on brick wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100218180A CN101576362B (en) | 2009-04-02 | 2009-04-02 | Explosive device used for windowing on brick wall |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101576362A CN101576362A (en) | 2009-11-11 |
| CN101576362B true CN101576362B (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100218180A Expired - Fee Related CN101576362B (en) | 2009-04-02 | 2009-04-02 | Explosive device used for windowing on brick wall |
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| CN (1) | CN101576362B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103010423B (en) * | 2012-12-24 | 2015-04-01 | 中国工程物理研究院化工材料研究所 | Fast explosive sunken ship cutting device |
| CN103615940A (en) * | 2013-09-29 | 2014-03-05 | 魏玲 | Flexible protection explosion cutting device for terrorism resistance and rescue |
| CN105698620A (en) * | 2016-03-23 | 2016-06-22 | 中国工程物理研究院化工材料研究所 | Detonation intensifier used for explosion propagation of small-explosive-quantity cutting rope |
| CN107063010B (en) * | 2017-04-11 | 2019-05-03 | 北京理工大学 | Monoblock type composite and flexible breaks wall device |
| CN110174032A (en) * | 2019-06-28 | 2019-08-27 | 北京华兴巨龙塑料科技有限公司 | A kind of fight-terrorism warfare forcible entry device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3843884A1 (en) * | 1988-12-24 | 1990-07-26 | Dynamit Nobel Ag | Device for annular detonation of a shaped charge |
| CN2122929U (en) * | 1992-06-10 | 1992-11-25 | 西安近代化学研究所 | Multi-layer casing cutting bullet for neritic oil well |
| US5814758A (en) * | 1997-02-19 | 1998-09-29 | Halliburton Energy Services, Inc. | Apparatus for discharging a high speed jet to penetrate a target |
| CA2314808A1 (en) * | 1999-11-05 | 2001-05-05 | Neil Myers | Modular explosive breaching device |
| CN1978158A (en) * | 2005-12-05 | 2007-06-13 | 西安近代化学研究所 | Plane-cabin energy-collected cutting apparatus |
-
2009
- 2009-04-02 CN CN2009100218180A patent/CN101576362B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3843884A1 (en) * | 1988-12-24 | 1990-07-26 | Dynamit Nobel Ag | Device for annular detonation of a shaped charge |
| CN2122929U (en) * | 1992-06-10 | 1992-11-25 | 西安近代化学研究所 | Multi-layer casing cutting bullet for neritic oil well |
| US5814758A (en) * | 1997-02-19 | 1998-09-29 | Halliburton Energy Services, Inc. | Apparatus for discharging a high speed jet to penetrate a target |
| CA2314808A1 (en) * | 1999-11-05 | 2001-05-05 | Neil Myers | Modular explosive breaching device |
| CN1978158A (en) * | 2005-12-05 | 2007-06-13 | 西安近代化学研究所 | Plane-cabin energy-collected cutting apparatus |
Non-Patent Citations (1)
| Title |
|---|
| 松全才等.俄罗斯切割索的现状.《爆炸与冲击》.1997,第17卷(第4期),382-388. * |
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| CN101576362A (en) | 2009-11-11 |
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