CN103304348A - Static sensitization method and static sensitization equipment for packaging emulsion explosives - Google Patents
Static sensitization method and static sensitization equipment for packaging emulsion explosives Download PDFInfo
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- CN103304348A CN103304348A CN2013102837016A CN201310283701A CN103304348A CN 103304348 A CN103304348 A CN 103304348A CN 2013102837016 A CN2013102837016 A CN 2013102837016A CN 201310283701 A CN201310283701 A CN 201310283701A CN 103304348 A CN103304348 A CN 103304348A
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Abstract
The invention relates to static sensitization equipment for packaging emulsion explosives. The static sensitization equipment comprises a static sensitizer (3), a colloid feeding hole (1) connected with the static sensitizer, a sensitizer feeding hole (2), an injection outer cavity (4), and a blocking chamber (6), wherein multiple rows of injection holes (5) are formed in the side wall; the sensitizer is mixed with an emulsion matrix, is ejected from the injection holes (5) under the action of the external pressure and is injected to the inner wall of the outer cavity (4), so that the emulsion matrix and the sensitizer form the first collision mixing; along with continuous entrance of the materials, repeated collision mixing is formed between the materials, the materials are pressed in the second-stage and third-stage sensitizers for repeating the collision mixing process, and finally, the emulsion matrix and the sensitizer are uniformly mixed. According to the equipment, the emulsion matrix and the sensitizer can be uniformly mixed under the condition that mechanical stirring is avoided, and a good sensitization effect can be achieved under the high/medium/low temperature conditions.
Description
Technical field
The present invention relates to the production field of emulsion explosive, be specifically related to the static method for sensitizing of a kind of packing emulsion explosive and equipment.
Background technology
Emulsion explosive is because outstanding adaptability and safety performance, through nearly 40 years flourish, become industrial explosive principal item already.The sensitizing of explosive is to introduce a certain amount of trickle bubble in colloidal stroma, because assembled by a large amount of focuses of thermogenesis, explosive property can be given full play in the blasting process.Present emulsion explosive method for sensitizing both domestic and external is divided into two classes substantially, one class is heat-sensitized, this kind equipment mostly adopts the structure of closed, adopt to stir to make emulsifying base and sensitizing agent reach mixed uniformly purpose, but in the airtight cavity finished product explosive is stirred existence potential safety hazard very under the high temperature; Another kind of is middle low temperature sensitization, generally in unlimited or hermetically sealed container, finishes colloidal stroma by the power stirring and mixes with the even of sensitizing agent.These two kinds of method for sensitizing have all adopted the mode of mechanical shearing to finish, and sensitizing is dangerous, and too much stirring also can cause the breakdown of emulsion of emulsion matrix in the sensitizing in addition, and then influences explosive property.
Summary of the invention
The present invention aims to provide a kind of static method for sensitizing and equipment of packing emulsion explosive, make emulsifying base and sensitizing agent to be issued to even mixing in no mechanical condition of stirring, and under high, medium and low three kinds of temperature condition, can both reach good sensitization effect.
The present invention by the following technical solutions, a kind of static method for sensitizing of packing emulsion explosive may further comprise the steps: 1) emulsion matrix enters static sensitization device through cooling pressurization by the gum feed mouth; 2) sensitizing agent enters static sensitization device by the sensitizing agent opening for feed; 3) emulsion matrix and sensitizing agent mix in resistance lattice chamber, and mixture sprays from jet hole, strikes sensitization device exocoel, form one-level and mix; 4) mixture is thought highly of multiple collision mixing through multistage sensitization, finishes sensitization;
Described sensitizing agent is the sensitizing agent of 0.2～0.25% concentration that is made into of Sodium Nitrite and/or ammonium nitrate and water;
Described emulsion matrix is to be obtained through emulsor emulsification by the water oil-phase solution that disposes in proportion, and particle is less than 10 microns;
Described emulsion matrix is under the pressure of 0.5～0.8Mpa and described sensitizing agent 75%～90% and 10%～25% mixed by weight percentage;
Sensitizing temperature is 50～110 ℃;
Described multistage sensitization device connects successively, is at least two-stage, and the discharge port of the static sensitization device of last step is connected with the medicine-pouring pipe of plastics film charge machine;
The diameter of described jet hole is 2～10mm.
Purpose of the present invention also is achieved through the following technical solutions, a kind of static sensitization equipment of packing emulsion explosive comprises static sensitization device, the gum feed mouth that is connected with static sensitization device, emulsion matrix enters static sensitization device by the gum feed mouth, and the gum feed mouth is provided with the sensitizing agent opening for feed;
Described gum feed mouth and sensitizing agent opening for feed are equipped with flow control valve;
Described static sensitization device comprises resistance lattice chamber and sprays exocoel;
The sealing of described resistance lattice chamber, its sidewall are provided with many row's jet holes;
It is indoor that described sensitizing agent opening for feed extends to the resistance lattice;
Described gum feed mouth is gone back the connecting screw rod pump outlet, enters the spiral pump hopper after the emulsion matrix cooling, enters the gum feed mouth through the spiral pump outlet again;
The diameter of described jet hole is 2～10mm;
Also comprise multistage static sensitization device, multistage sensitization device connects successively, is at least two-stage, and the discharge port of the static sensitization device of last step is connected with the medicine-pouring pipe of plastics film charge machine.
The present invention sprays by multistage sensitization device and mixes, make emulsion matrix and sensitizing agent be issued to even mixing in no mechanical condition of stirring, the sensitization technology that can adapt to senior middle school's low temperature colloid, so can simplify the cooling apparatus of emulsion matrix, can directly be connected with the medicine-pouring pipe of plastics film charge machine simultaneously, promoted the security of emulsion explosive film packaging.
Description of drawings
Content of the present invention is easier clearly to be understood in order to make, and below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of the static sensitization equipment of emulsion explosive of the present invention;
Fig. 2 is jet hole structural representation in the static sensitization equipment of emulsion explosive of the present invention;
Reference numeral is expressed as among the figure:
1, gum feed mouth 2, sensitizing agent opening for feed 3, static sensitization device 4, injection exocoel 5, jet hole 6, resistance lattice chamber 7, the static sensitization device 8 of secondary, discharge port
Embodiment
Referring to Fig. 1,2, the static sensitization equipment of this packing emulsion explosive comprises the static sensitization device of secondary, the first static sensitization device 3 and the second static sensitization device 7, gum feed mouth 1 connects static sensitization device 3, the water oil-phase solution that configures becomes emulsion matrix through emulsor, emulsion matrix is admitted to the spiral pump hopper through behind the simple wind cooling temperature lowering, the spiral pump outlet connects static sensitization device 3, have sensitizing agent opening for feed 2 on the colloid inlet tube 1 of static sensitization device 3, gum feed mouth 1 and sensitizing agent opening for feed 2 are equipped with flow control valve, emulsion matrix is under the pressure of 0.5～0.8Mpa, with sensitizing agent 75%～90% and 10%～25% mixed by weight percentage, mixture flows in pipeline, be full of resistance lattice chamber 6 fast, when running into the section that narrows down suddenly, owing to exist resistance that the pressure of fluid is reduced, fluid layer after the throttling expansion becomes emitting shape, when two to fluid when bumping against, produce small whirlpool, play the effect of back-mixing, externally under the pressure effect, fluid is from jet hole 5 ejections, be ejected into and spray on exocoel 4 inwalls, collision mixes to make emulsion matrix and sensitizing agent form for the first time, along with material continue enter, between new material and the marine store, having formed collision repeatedly between new material and the injection exocoel mixes, material is forced into again and repeats above-mentioned collision mixing process in the second stage sensitization device 7 then, finally make colloidal stroma and sensitizing agent evenly mix, tiny bubble is evenly distributed in the colloidal stroma, finish chemical sensitization, output from discharge port 8, discharge port 8 links to each other with the medicine-pouring pipe of plastics film charge machine, directly realizes the plastic film packaging to emulsion explosive.
Table 1: static sensitization equipment test data
| Sequence number | 1 | 2 | 3 | 4 | 5 |
| |
2 | 2 | 2 | 3 | 3 |
| Inlet pressure (Mpa) | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 |
| The colloid temperature (℃) | 50 | 65 | 80 | 95 | 110 |
| Colloid density (g/cm 3) | 1.4 | 1.4 | 1.4 | 1.4 | 1.4 |
| Colloid flow (t/h) | 3 | 3 | 3 | 3 | 3 |
| Explosion velocity (m/s) | 4310 | 4570 | 4900 | 5230 | 5500 |
| Gap distance (cm) | 6 | 6 | 7 | 8 | 8 |
| Brisance (mm) | 14.3 | 15.5 | 16 | 19.1 | 20.2 |
| Explosive density (g/cm 3) | 1.03 | 1.1 | 1.12 | 1.15 | 1.21 |
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all embodiments exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the invention.
Claims (15)
1. a static method for sensitizing of packing emulsion explosive is characterized in that, may further comprise the steps:
1) emulsion matrix enters static sensitization device through the cooling pressurization by the gum feed mouth;
2) sensitizing agent enters static sensitization device by the sensitizing agent opening for feed;
3) emulsion matrix and sensitizing agent mix in resistance lattice chamber, and mixture sprays from jet hole, strikes sensitization device exocoel, form one-level and mix;
4) mixture is thought highly of multiple collision mixing through multistage sensitization, finishes sensitization.
2. a kind of static method for sensitizing of packing emulsion explosive according to claim 1 is characterized in that, described sensitizing agent is the sensitizing agent of 0.2～0.25% concentration that is made into of Sodium Nitrite and/or ammonium nitrate and water.
3. a kind of static method for sensitizing of packing emulsion explosive according to claim 2 is characterized in that, described emulsion matrix is to be obtained through emulsor emulsification by the water oil-phase solution that disposes in proportion, and particle is less than 10 microns.
4. according to the described a kind of static method for sensitizing of packing emulsion explosive of one of claim 1-3, it is characterized in that, described emulsion matrix is under the pressure of 0.5～0.8Mpa and described sensitizing agent 75%～90% and 10%～25% mixed by weight percentage.
5. a kind of static method for sensitizing of packing emulsion explosive according to claim 4 is characterized in that sensitizing temperature is 50～110 ℃.
6. a kind of static method for sensitizing of packing emulsion explosive according to claim 5 is characterized in that, described multistage sensitization device connects successively, is at least two-stage, and the discharge port of the static sensitization device of last step is connected with the medicine-pouring pipe of plastics film charge machine.
7. according to claim 5 or 6 described a kind of static method for sensitizing of packing emulsion explosive, it is characterized in that the diameter of described jet hole is 2～10mm.
8. static sensitization equipment of packing emulsion explosive, it is characterized in that, comprise static sensitization device (3), the gum feed mouth (1) that is connected with static sensitization device, emulsion matrix enters static sensitization device by gum feed mouth (1), and gum feed mouth (1) is provided with sensitizing agent opening for feed (2).
9. a kind of static sensitization equipment of packing emulsion explosive according to claim 8 is characterized in that described gum feed mouth (1) and sensitizing agent opening for feed (2) are equipped with flow control valve.
10. according to Claim 8 or 9 described a kind of static sensitization equipment of packing emulsion explosive, it is characterized in that described static sensitization device (3) comprises resistance lattice chambers (6) and injection exocoel (4).
11. a kind of static sensitization equipment of packing emulsion explosive according to claim 10 is characterized in that, described resistance lattice chambers (6) sealing, and its sidewall is provided with many row's jet holes (5).
12. a kind of static sensitization equipment of packing emulsion explosive according to claim 11 is characterized in that, described sensitizing agent opening for feed (2) extends in the resistance lattice chambers (6).
13. according to claim 11 or 12 described a kind of static sensitization equipment of packing emulsion explosive, it is characterized in that, described gum feed mouth (1) is gone back the connecting screw rod pump outlet, enters the spiral pump hopper after the emulsion matrix cooling, enters the gum feed mouth through the spiral pump outlet again.
14. a kind of static sensitization equipment of packing emulsion explosive according to claim 11 is characterized in that the diameter of described jet hole is 2～10mm.
15. according to claim 11,12, one of 14 described a kind of static sensitization equipment of packing emulsion explosive, it is characterized in that, also comprise multistage static sensitization device, multistage sensitization device connects successively, be at least two-stage, the discharge port of the static sensitization device of last step is connected with the medicine-pouring pipe of plastics film charge machine.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103936532A (en) * | 2014-04-03 | 2014-07-23 | 安徽盾安民爆器材有限公司 | Colloidal emulsion explosive chemical foaming agent and sensitization additive adding technology |
| CN104109057A (en) * | 2014-06-25 | 2014-10-22 | 石家庄成功机电有限公司 | Method for continuously producing emulsion explosive without charge pump through emulsification and sensitization under static state |
| CN104315933A (en) * | 2014-09-26 | 2015-01-28 | 石家庄成功机电有限公司 | Intrinsic-safety type emulsion explosive on-site loading truck |
| CN104387214A (en) * | 2014-10-16 | 2015-03-04 | 石家庄成功机电有限公司 | Intrinsically safe latex matrix ground station |
| CN104447141A (en) * | 2014-12-09 | 2015-03-25 | 葛洲坝易普力股份有限公司 | Knapsack type emulsified-explosive loader adopting site mixing and loading |
| WO2015196390A1 (en) * | 2014-06-25 | 2015-12-30 | 石家庄成功机电有限公司 | Method for continuously producing emulsion explosive without charge pump by means of emulsification and sensitization in static state |
| CN107382638A (en) * | 2017-08-28 | 2017-11-24 | 福建省民爆化工股份有限公司 | The static sensitizing technology method and apparatus of emulsion |
| EP3199509A4 (en) * | 2014-09-26 | 2018-05-30 | Shijiazhuang Success Machinery Electrical Co., Ltd. | In-site explosive loading truck for intrinsic safety-type emulsion explosive |
| CN111559946A (en) * | 2020-04-29 | 2020-08-21 | 贵州盘江民爆有限公司 | Special mixing arrangement of on-spot loading emulsion explosive in mixture in pit |
| CN115259973A (en) * | 2022-08-03 | 2022-11-01 | 湖北东神天神实业有限公司 | Sensitization device and method for paste emulsified base |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103936532A (en) * | 2014-04-03 | 2014-07-23 | 安徽盾安民爆器材有限公司 | Colloidal emulsion explosive chemical foaming agent and sensitization additive adding technology |
| CN104109057A (en) * | 2014-06-25 | 2014-10-22 | 石家庄成功机电有限公司 | Method for continuously producing emulsion explosive without charge pump through emulsification and sensitization under static state |
| WO2015196390A1 (en) * | 2014-06-25 | 2015-12-30 | 石家庄成功机电有限公司 | Method for continuously producing emulsion explosive without charge pump by means of emulsification and sensitization in static state |
| US10759718B2 (en) | 2014-06-25 | 2020-09-01 | Shijiazhuang Success Machinery Electrical Co., Ltd | Method for continuously producing emulsion explosive by emulsification and sensitization in a static state without a loading pump |
| CN104109057B (en) * | 2014-06-25 | 2017-06-23 | 石家庄成功机电有限公司 | A kind of static emulsion is sensitized the CONTINUOUS PRODUCTION LINE OF EMULSION EXPLOSIVE method of arming Teat pipette |
| AU2014399172B2 (en) * | 2014-06-25 | 2018-03-15 | Shijiazhuang Success Machinery Electrical Co., Ltd | Method for continuously producing emulsion explosive without charge pump by means of emulsification and sensitization in static state |
| EP3199509A4 (en) * | 2014-09-26 | 2018-05-30 | Shijiazhuang Success Machinery Electrical Co., Ltd. | In-site explosive loading truck for intrinsic safety-type emulsion explosive |
| CN104315933A (en) * | 2014-09-26 | 2015-01-28 | 石家庄成功机电有限公司 | Intrinsic-safety type emulsion explosive on-site loading truck |
| CN104315933B (en) * | 2014-09-26 | 2016-03-23 | 石家庄成功机电有限公司 | The on-the-spot explosive loading truck of intrinsic safety type emulsion |
| US10222190B2 (en) | 2014-09-26 | 2019-03-05 | Shijiazhuang Success Machinery Electrical Co., Ltd. | Truck for loading emulsion explosive in field with intrinsic safety |
| CN104387214A (en) * | 2014-10-16 | 2015-03-04 | 石家庄成功机电有限公司 | Intrinsically safe latex matrix ground station |
| CN104387214B (en) * | 2014-10-16 | 2016-08-17 | 石家庄成功机电有限公司 | Intrinsic safety type emulsion matrix earth station |
| CN104447141A (en) * | 2014-12-09 | 2015-03-25 | 葛洲坝易普力股份有限公司 | Knapsack type emulsified-explosive loader adopting site mixing and loading |
| CN104447141B (en) * | 2014-12-09 | 2016-08-24 | 葛洲坝易普力股份有限公司 | A kind of explosive loader of the on-site mixed emulsion of backpack |
| CN107382638A (en) * | 2017-08-28 | 2017-11-24 | 福建省民爆化工股份有限公司 | The static sensitizing technology method and apparatus of emulsion |
| CN111559946A (en) * | 2020-04-29 | 2020-08-21 | 贵州盘江民爆有限公司 | Special mixing arrangement of on-spot loading emulsion explosive in mixture in pit |
| CN115259973A (en) * | 2022-08-03 | 2022-11-01 | 湖北东神天神实业有限公司 | Sensitization device and method for paste emulsified base |
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