CN102875267B - Blasting agent mixing vehicle, powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle - Google Patents
Blasting agent mixing vehicle, powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle Download PDFInfo
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- CN102875267B CN102875267B CN201210386968.3A CN201210386968A CN102875267B CN 102875267 B CN102875267 B CN 102875267B CN 201210386968 A CN201210386968 A CN 201210386968A CN 102875267 B CN102875267 B CN 102875267B
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Abstract
The present invention relates to blasting agent mixing vehicle, the powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle, specifically contain the raw materials such as earth station powdery ammonium nitrate, liquid combustible agent and the solid combustible agent prepared with blasting agent mixing vehicle, or contain the mixture of above-mentioned powdery ammonium nitrate and fuel agent. Or with transport vehicle, above-mentioned material is transported in the blasting agent mixing vehicle at scene. At demolition site, powdery ammonium nitrate, fuel agent mixing are prepared finished product powdered ammonium nitrate-fuel oil explosive, then are directly injected into big gun hole by blasting agent mixing vehicle. Owing to the medium sensitivity of earth station's preparation and conveying is low, substantially improve the safe coefficient of explosive production, directly adopt bulk mixing truck to produce filling simultaneously, reduce labor intensity, improve production efficiency, reduce explosive cost. Compared with ANFO explosives prill, improve explosive strength, reduce explosive cost.
Description
Technical field
The present invention relates to blasting agent mixing vehicle, the powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle.
Background technology
The ANFO explosives prill detonation sensitivity commonly used at present is low, and energy efficiency is low, and relatively costly, though safety is good but cost performance is low. And traditional powder type explosive manufacture and application are taked is the too many levels operation manually loaded of fixing plant produced, storage, motor vehicles transport and scene. Not only factory (storehouse) district floor space is big, capital expenditure is many, and also exist that production efficiency is low, labor intensity is big, demolition effect is poor and the shortcoming such as unsafe factor, and the production needs of the engineering large scale minings such as large and medium-sized surface mine and water power can not be met. About the technology relating to powder type explosive bulk mixing truck, belong to blank both at home and abroad, there is no reported in literature.
Summary of the invention
It is an object of the invention to provide a kind of blasting agent mixing vehicle, the powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle, the present invention can improve the safe coefficient of explosive production, directly adopts bulk mixing truck to produce filling simultaneously, reduces labor intensity, improve production efficiency, and explosive cost can be reduced.
The present invention is achieved by the following technical programs:
For the powdered ammonium nitrate-fuel oil explosive of blasting agent mixing vehicle, consisting of of described powdered ammonium nitrate-fuel oil explosive:
The powdery ammonium nitrate of detonator insensitiveness, solid and liquid combustible agent, or be the mixture of fuel oil and ammonium nitrate.
The composition of described powdered ammonium nitrate-fuel oil explosive is by weight percentage:
The powdery ammonium nitrate of detonator insensitiveness is 80～95%, and solid combustible agent and liquid combustible agent are 5～20%.
The composition of described powdered ammonium nitrate-fuel oil explosive is by weight percentage:
The powdery ammonium nitrate 80～95% of detonator insensitiveness, solid combustible agent 2 ~ 10% and liquid combustible agent 0 ~ 10%.
Preferably, the composition of described powdered ammonium nitrate-fuel oil explosive is by weight percentage:
The powdery ammonium nitrate 92% of detonator insensitiveness, solid combustible agent 4% and liquid combustible agent 4%.
The one of the porous ammonium nitrate of the expanded ammonium nitrate powder that powdery ammonium nitrate is detonator insensitiveness of described detonator insensitiveness, the pneumatic conveying drying ammonium nitrate powder of detonator insensitiveness and detonator insensitiveness or its several mixture.
Described solid combustible agent is the one in wood powder, rice chaff, milled powders of cornstalk, plant shell powder, coal dust, pertroleum wax, vegetable wax, solid fatty acid or its methyl ester or its mixture.
Described liquid combustible agent is the one in biodiesel, the mineral liquid fuel of carbon number 2-22, vegetable crude oil or polyhydric alcohol.
The described powdered ammonium nitrate-fuel oil explosive for blasting agent mixing vehicle, the composition of described powdered ammonium nitrate-fuel oil explosive can also be by weight percentage:
The mixture of fuel oil and ammonium nitrate consist of 10%～99% expanded ammonium nitrate or air-flow ammonium nitrate, the ammonium nitrate of 10%～99%, and the fuel agent of 0.5%～20%.
Described ammonium nitrate mixture is 10～99% expanded ammonium nitrates or air-flow ammonium nitrate, the ammonium nitrate of 10～99%.
The preparation method of a kind of powdered ammonium nitrate-fuel oil explosive for blasting agent mixing vehicle is:
The powdery ammonium nitrate of detonator insensitiveness, solid combustible agent and liquid combustible agent prepared by earth station is contained with blasting agent mixing vehicle, or fuel oil and powdery ammonium nitrate mixture, or with transport vehicle, previous materials is transported to scene, reinstall in blasting agent mixing vehicle, at demolition site, each component is prepared finished product powdered ammonium nitrate-fuel oil explosive by proportioning mixing by described blasting agent mixing vehicle, is then directly injected into big gun hole again.
A kind of powdered ammonium nitrate-fuel oil explosive bulk mixing truck, described blasting agent mixing vehicle is moveable explosive production and the bulk mixing truck equipment being packed into big gun hole, and its bulk mixing truck equipment includes feed bin, conveyer device, mixing arrangement and filling device.
Described feed bin is made up of ammonium nitrate feed bin, solid combustible agent feed bin and liquid combustible agent feed bin.
Described conveyer device, mixing arrangement, filling device are by the ammonium nitrate conveyor screw being positioned at ammonium nitrate bin bottom, it is positioned at the agitating device within solid combustible agent feed bin, it is positioned at the solid combustible agent conveyor screw of solid combustible agent bin bottom, it is positioned at the perpendicular conveyor screw at headstock rear portion, blanking flexible pipe and be positioned at the top set conveyor screw of vehicle bottom, and liquid combustible agent delivery pump is constituted.
The present invention compared with prior art has following significant advantage:
The present invention substantially improves the safe coefficient of explosive production, directly adopts bulk mixing truck to produce filling simultaneously, reduces labor intensity, improves production efficiency, and directly uses liquid or ammonium nitrate crystals, solid combustible agent, greatly reduces explosive cost. Further, simple to operate in production process of the present invention, dependable performance. Owing to it is without cap-sensitivity, also improve the safety in transportation.
Accompanying drawing explanation
Fig. 1 is the side view of the blasting agent mixing vehicle of the present invention.
Fig. 2 is the rearview of the blasting agent mixing vehicle of the present invention
In figure, each component symbol is:
1, the chassis of blasting agent mixing vehicle; 2, ammonium nitrate feed bin; 3, ammonium nitrate conveyor screw; 4, solid combustible agent feed bin; 5, solid combustible agent conveyor screw; 6, perpendicular conveyor screw; 7, top set conveyor screw; 8, blanking flexible pipe; 9 liquid combustible agent feed bins; 10, agitating device in solid combustible agent; 11, liquid combustible agent delivery pump.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Referring to Fig. 1, Fig. 2.
With the ammonium nitrate feed bin 2 on blasting agent mixing vehicle, solid combustible agent feed bin 4, liquid combustible agent feed bin 9, it is contained in powdery ammonium nitrate (can also be the mixture of powdery ammonium nitrate mixture and fuel oil), solid and liquid combustible agent that earth station prepares respectively. Or with transport vehicle, above-mentioned material is transported to scene, reinstall in blasting agent mixing vehicle. At demolition site, blasting agent mixing vehicle is by ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, or liquid combustible agent delivery pump 11, prepare finished product powdered ammonium nitrate-fuel oil explosive through perpendicular conveyor screw 6, then be directly injected into big gun hole by top set conveyor screw 7, blanking flexible pipe 8. Wherein 10 is agitating device in solid combustible agent, it is ensured that the conveying of solid combustible agent is unobstructed. 1 is the chassis of bulk mixing truck.
Example one:
By expanded ammonium nitrate, diesel oil, wood powder, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, liquid combustible agent delivery pump 11, by expanded ammonium nitrate 92%, solid combustible agent 4%, liquid combustible agent 4%, it is transported to related device part, makes three kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example two:
By expanded ammonium nitrate, diesel oil, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, liquid combustible agent delivery pump 11, by expanded ammonium nitrate 94%, liquid combustible agent 6%, it is transported to related device part, makes two kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example three:
By expanded ammonium nitrate, methyl oleate, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, liquid combustible agent delivery pump 11, by expanded ammonium nitrate 94%, liquid combustible agent 6%, it is transported to related device part, makes two kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example four:
By expanded ammonium nitrate, wood powder, contain into the corresponding feed bin of blasting agent mixing vehicle respectively, start ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, by expanded ammonium nitrate 88%, solid combustible agent 12%, it is transported to related device part, makes two kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example five:
By expanded ammonium nitrate, glycerol, wood powder, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, liquid combustible agent delivery pump 11, by expanded ammonium nitrate 88%, solid combustible agent 6%, liquid combustible agent 6%, it is transported to related device part, makes three kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example six:
By modified ammonium nitrate, vegetable crude oil, milled powders of cornstalk, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, liquid combustible agent delivery pump 11, by modified ammonium nitrate 90%, solid combustible agent 6%, liquid combustible agent 4%, it is transported to related device part, makes three kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 11, squeeze into big gun hole, complete powder charge.
Example seven:
By modified ammonium nitrate, vegetable crude oil, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, liquid combustible agent delivery pump 11, by modified ammonium nitrate 93%, liquid combustible agent 7%, it is transported to related device part, makes two kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example eight:
By modified ammonium nitrate, light fuel oil, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, liquid combustible agent delivery pump 11, by modified ammonium nitrate 94%, liquid combustible agent 6%, it is transported to related device part, makes two kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example nine:
By modified ammonium nitrate, coal dust, contain into the corresponding feed bin of blasting agent mixing vehicle respectively, start powder ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, by modified ammonium nitrate 88%, solid combustible agent 12%, it is transported to related device part, makes two kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example ten:
By modified ammonium nitrate, glycerol, rice chaff, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, liquid combustible agent delivery pump 11, by modified ammonium nitrate 88%, solid combustible agent 6%, liquid combustible agent 6%, it is transported to related device part, makes three kinds of raw materials be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example 11:
First 67% modified ammonium nitrate and 33% porous ammonium nitrate are made into mixture, again by mixture, glycerol, rice chaff, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, starting ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, liquid combustible agent delivery pump 11, by 88% modified ammonium nitrate, 6% solid combustible agent, 6% liquid combustible agent, it is transported to related device part, it is sufficiently mixed afterwards by blanking flexible pipe 8, squeezes into big gun hole, complete powder charge.
Example 12:
First 80% expanded ammonium nitrate and 20% porous ammonium nitrate are made into mixture, again by mixture, glycerol, wood powder, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, solid combustible agent conveyor screw 5, liquid combustible agent delivery pump 11, by 88% modified ammonium nitrate, 6% solid combustible agent, 6% liquid combustible agent, be transported to related device part, make to be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Example 13:
First 94% expanded ammonium nitrate and 6% coal dust are made into mixture, again by mixture, glycerol, contain in the corresponding feed bin of blasting agent mixing vehicle or tank respectively, start ammonium nitrate conveyor screw 3, liquid combustible agent delivery pump 11, by 94% modified ammonium nitrate, 6% liquid combustible agent, be transported to related device part, make to be sufficiently mixed, afterwards by blanking flexible pipe 8, squeeze into big gun hole, complete powder charge.
Above example, only to illustrate for the purpose of the present invention, not in order to limit the scope of protection of the invention, all make within the spirit and principles in the present invention any amendment, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (1)
1. a powdered ammonium nitrate-fuel oil explosive bulk mixing truck, it is characterised in that: described blasting agent mixing vehicle is moveable explosive production and the bulk mixing truck equipment being packed into big gun hole, and its bulk mixing truck equipment includes feed bin, conveyer device, mixing arrangement and filling device;
Described feed bin is made up of ammonium nitrate feed bin (2), solid combustible agent feed bin (4) and liquid combustible agent feed bin (9); Described conveyer device, mixing arrangement, filling device are by the ammonium nitrate conveyor screw (3) being positioned at ammonium nitrate feed bin (2) bottom, it is positioned at the agitating device that solid combustible agent feed bin (4) is internal, it is positioned at solid combustible agent conveyor screw (5) of solid combustible agent feed bin (4) bottom, it is positioned at the perpendicular conveyor screw (6) at headstock rear portion, blanking flexible pipe (8) and be positioned at the conveyor screw (7) of vehicle bottom, and liquid combustible agent delivery pump (11) is constituted;
The powdery ammonium nitrate of detonator insensitiveness, solid combustible agent and liquid combustible agent prepared by earth station is contained with blasting agent mixing vehicle, or fuel oil and powdery ammonium nitrate mixture, or with transport vehicle, previous materials is transported to scene, reinstall in blasting agent mixing vehicle, at demolition site, each component is prepared finished product powdered ammonium nitrate-fuel oil explosive by proportioning mixing by described blasting agent mixing vehicle, is then directly injected into big gun hole again;
Consisting of of described powdered ammonium nitrate-fuel oil explosive:
The powdery ammonium nitrate of detonator insensitiveness, solid and liquid combustible agent, or be the mixture of fuel oil and ammonium nitrate; The composition of described powdered ammonium nitrate-fuel oil explosive is by weight percentage:
The powdery ammonium nitrate 92% of detonator insensitiveness, solid combustible agent 4% and liquid combustible agent 4%;
The one of the porous ammonium nitrate of the expanded ammonium nitrate powder that powdery ammonium nitrate is detonator insensitiveness of described detonator insensitiveness, the pneumatic conveying drying ammonium nitrate powder of detonator insensitiveness and detonator insensitiveness or its several mixture;
Described solid combustible agent is the one in wood powder, rice chaff, milled powders of cornstalk, plant shell powder, coal dust, pertroleum wax, vegetable wax, solid fatty acid or its methyl ester or its mixture;
Described liquid combustible agent is the one in biodiesel, the mineral liquid fuel of carbon number 2-22, vegetable crude oil or polyhydric alcohol.
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| CN201210386968.3A CN102875267B (en) | 2012-10-11 | 2012-10-11 | Blasting agent mixing vehicle, powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle |
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| CN201210386968.3A CN102875267B (en) | 2012-10-11 | 2012-10-11 | Blasting agent mixing vehicle, powdered ammonium nitrate-fuel oil explosive and preparation method thereof for blasting agent mixing vehicle |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103449941B (en) * | 2013-08-28 | 2015-09-02 | 肖代军 | Ground and the on-site mixed method of down-hole thickness porous particulated ammonium oil explosive and bulk mixing truck |
| CN103983150A (en) * | 2014-05-12 | 2014-08-13 | 山西惠丰特种汽车有限公司 | Elevated type on-site granular ANFO (Ammonium Nitrate Fuel Oil) explosive mixed loading automobile |
| CN105016934A (en) * | 2015-08-12 | 2015-11-04 | 徐志祥 | Preparation method of porous granular ammonium nitrate fuel oil explosive |
| CN114061389A (en) * | 2021-10-25 | 2022-02-18 | 石家庄成功机电有限公司 | Ammonium nitrate fuel oil explosive conveying device and explosive truck |
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