CN104792235A - Pipe type environment-friendly ore blasting device - Google Patents
Pipe type environment-friendly ore blasting device Download PDFInfo
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- CN104792235A CN104792235A CN201510106987.XA CN201510106987A CN104792235A CN 104792235 A CN104792235 A CN 104792235A CN 201510106987 A CN201510106987 A CN 201510106987A CN 104792235 A CN104792235 A CN 104792235A
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Abstract
The invention provides a pipe type environment-friendly ore blasting device which comprises a liquid inlet control valve (1), a high-strength explosion-preventing pipe (2), an insulating left end cover (3), an insulating heat-insulating left end cover (4), a heat-insulating cover layer (5), an electric heating pipe (6), an insulating protecting cover (7), a blasting liquid container pipe (8), an insulating heat-insulating right end cover (9), an insulating right end cover (10), a pressure limiting diaphragm (11), an impact barrel (12), an impact buffering cover (13), a buffering spring (14), a reverse pressure reducing ring (15), a detonating electric control cabinet (16) and a power line (17). Blasting liquid mainly used is liquid carbon dioxide and nitrogen. The environment-friendly ore blasting device avoids potential safety hazards caused by explosive production, transportation and use in conventional blasting operation, and especially the blasting potential safety hazards such as coal dust and gas blasting in the coal mine blasting process; when the blasting device is used for mining a coal mine, the blasting power is high, the quantity of thrown coal is large, coal blocks are large, and the production economy cost is effectively reduced.
Description
Technical field
The present invention relates to a kind of tubular type environment-friendly type ore demolition set.
Background technology
Usually, when mine choosing mining stone or bridge tunnel construction, need to carry out explosion to ore, conventional blast generally adopts explosive to carry out operation, explosive is in production, transport, in use procedure, unavoidably there is a series of potential safety hazard, especially during bursting work, the personal life security of blast working is formed and threatens greatly, and, in blasting process, the use of explosive causes inevitable pollution to environment, when particularly carrying out explosion in down-hole, traditional explosive produces high temperature and flame in the process of blast, the danger certain to the security presence in colliery, when particularly high methane and outstanding gaseous mine are blown out, very likely cause coal dust and gas explosion, very large potential safety hazard is carried out to colliery generation, in view of this, find a kind of new ore demolition set or blasting method has become the problem that solution is needed in ore explosion production operation badly, the invention provides and utilize liquid carbon dioxide/nitrogen to be heated in closed container to a certain degree, immense pressure will be produced, targeted release is carried out to this pressure, the principle of huge force of explosion can be produced, develop a kind of tubular type environment-friendly type ore demolition set, reasonable in design, compact conformation, working stability, safe and reliable, easy-to-use, environmental protection, can use in the high methane situation of down-hole, it is the renewal product of conventional explosives.
Summary of the invention
Instant invention overcomes the deficiencies in the prior art, technical problem to be solved is to provide a kind of tubular type environment-friendly type ore demolition set, reasonable in design, compact conformation, working stability, safe and reliable, easy-to-use, environmental protection; The present invention adopts following scheme: a kind of tubular type environment-friendly type ore demolition set, comprises liquid inlet control valve, high-strength explosion-proof pipe, insulation left end cap, insulated heat left end cap, heat insulation jacket layer, electrothermal tube, insulating sheath, explosion liquid container pipe, insulated heat right end cap, insulation right end cap, pressure limiting diaphragm, impacts gun tube, damping of shocks lid, buffer spring, reverse step-down circle, the electric cabinet that detonates, power line.
As preferably, described explosion liquid container pipe is the liquid dry ice container containing of circular tube shaped, and in pipe, once mounting has high-strength explosion-proof pipe, reverse step-down circle, buffer spring, damping of shocks lid, pressure limiting diaphragm, impacts gun tube from left to right; Pipe is outer has electrothermal tube, heat insulation jacket layer, insulating sheath from inner outside once mounting; Electrothermal tube left end is provided with insulated heat left end cap, right-hand member is provided with insulated heat right end cap; Insulating sheath left end is provided with insulation left end cap, and right-hand member is provided with insulation right end cap; High-strength explosion-proof pipe left end is provided with liquid inlet control valve; The electric cabinet that detonates carries out computer heating control by power line to electrothermal tube.
As preferably, described blasting cartridge device left end step-down Buffer Unit is made up of damping of shocks lid, buffer spring, reverse step-down circle, damping of shocks covers and offers circumferentially regularly arranged step-down aperture, play a pressure buffer effect, reverse step-down circle central authorities offer taper hole left large and right small, play secondary pressure cushioning effect.
As preferably, described blasting cartridge device blasting explosion power releasing unit is made up of pressure limiting diaphragm, impact gun tube, pressure limiting diaphragm is made up of special powder metallurgical material, fall broken voluntarily under pressure, play the effect of release pressure, impact on gun tube and axially offer straight-through outlet, radial direction offers regularly arranged radial direction outlet.
As preferably, the explosion liquid that described blasting cartridge device explosion liquid container pipe mainly uses is liquid carbon dioxide, nitrogen.
Beneficial effect:
The present invention adopts technique scheme to provide a kind of tubular type environment-friendly type ore demolition set, overcome the potential safety hazard brought in explosive production, transport, use in conventional blasting method operation, especially the shotfiring safety such as coal dust and gas explosion hidden danger in colliery blasting; When colliery mining uses, plasting damage effect is large, and throwing coal amount is many, block large, and dishes out apart from short, decreases the working strength of workpeople; During underground work, dust ratio reduces, substantially not airborne dust, and adopt low pressure initiator, traditional 1800v, this device is 9v, safer; Do not need to carry out inspection big gun, after explosion, just can enter people, continue operation; Effectively reduce production economy cost, reliably reasonable in design, compact conformation, rationally, working stability, apparatus structure is safe and reliable, can automated production, effectively reduces enterprise's production cost.
Accompanying drawing explanation
A kind of tubular type environment-friendly type of Fig. 1 ore demolition set schematic appearance;
A kind of tubular type environment-friendly type of Fig. 2 ore demolition set blasting cartridge construction package schematic diagram;
The automatically controlled scheme of installation of a kind of tubular type environment-friendly type ore demolition set of Fig. 3;
Fig. 4 blasting cartridge device left end step-down Buffer Unit structure enlarged diagram.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further described, as Figure 1-4, a kind of tubular type environment-friendly type ore demolition set, comprises liquid inlet control valve 1, high-strength explosion-proof pipe 2, insulation left end cap 3, insulated heat left end cap 4, heat insulation jacket layer 5, electrothermal tube 6, insulating sheath 7, explosion liquid container pipe 8, insulated heat right end cap 9, insulation right end cap 10, pressure limiting diaphragm 11, impacts gun tube 12, damping of shocks lid 13, buffer spring 14, reverse step-down circle 15, the electric cabinet 16 that detonates, power line 17.Described explosion liquid container pipe 8 is the liquid dry ice container containing of circular tube shaped, and in pipe, once mounting has high-strength explosion-proof pipe 2, reverse step-down circle 15, buffer spring 14, damping of shocks lid 13, pressure limiting diaphragm 11, impacts gun tube 12 from left to right; Pipe is outer has electrothermal tube 6, heat insulation jacket layer 5, insulating sheath 7 from inner outside once mounting; Electrothermal tube 6 left end is provided with insulated heat left end cap 4, right-hand member is provided with insulated heat right end cap 9; Insulating sheath 7 left end is provided with insulation left end cap 3, and right-hand member is provided with insulation right end cap 10; High-strength explosion-proof pipe 2 left end is provided with liquid inlet control valve 1; The electric cabinet 16 that detonates carries out computer heating control by power line 17 pairs of electrothermal tubes 6.Described blasting cartridge device left end step-down Buffer Unit is made up of damping of shocks lid 13, buffer spring 14, reverse step-down circle 15, damping of shocks lid 13 offers circumferentially regularly arranged step-down aperture, play a pressure buffer effect, reverse step-down circle 15 central authorities offer taper hole left large and right small, play secondary pressure cushioning effect.Described blasting cartridge device blasting explosion power releasing unit is made up of pressure limiting diaphragm 11, impact gun tube 12, pressure limiting diaphragm 11 is made up of special powder metallurgical material, fall broken voluntarily under pressure, play the effect of release pressure, impact on gun tube 12 and axially offer straight-through outlet, radial direction offers regularly arranged radial direction outlet; The explosion liquid that described blasting cartridge device explosion liquid container pipe 8 mainly uses is liquid carbon dioxide, nitrogen.
During real work, as Fig. 2, shown in Fig. 3, a kind of tubular type environment-friendly type ore demolition set blasting cartridge construction package schematic diagram shown in Fig. 2, its operation principle is: by each for this device parts by Fig. 2, after structure installment shown in Fig. 3 is good, by external pressure pump by liquid carbon dioxide or nitrogen, through liquid inlet control valve 1, high-strength explosion-proof pipe 2, reverse step-down circle 15, damping of shocks lid 13, inject explosion liquid container pipe 8, after filling, closing liquid inlet control valve 1, then computer heating control is carried out by the electric cabinet 16 that detonates by power line 17 pairs of electrothermal tubes 6, be heated to a certain degree, in explosion liquid container pipe 8, liquid carbon dioxide or nitrogen will gasify rapidly, along with the continuation of electrothermal tube 6 is heated, increasing gaseous carbon dioxide or nitrogen will be produced in explosion liquid container pipe 8, pressure in explosion liquid container pipe 8 also will increase, pressure will be produced to part each in pipe, when pressure increase to a certain extent after, pressure limiting diaphragm 11 will break, the pressure that interior generation managed by explosion liquid container pipe 8 is being discharged by impacting gun tube 12 instantaneously, impact gun tube 12 periphery if any barrier, d/d pressure smashes by barrier, thus realize the blast action of this device.
Concrete engineering application principle is: in the ore needing explosion or other mineral, first explosion object is holed presplitting in advance, presplitting scope is boring 1-10 rice around, in presplit blasting hole, insert note in advance this demolition set of liquid carbon dioxide or nitrogen is housed, (impacting gun tube 12 1 to insert in blast hole), and it is connected by power line 17 with the electric cabinet 16 that detonates, after turn-on current ignites this demolition set, explosion liquid container pipe 8 manage interior carbon dioxide rapidly from liquid conversion be gaseous state, when interior gaseous carbon dioxide managed by explosion liquid container pipe 8 or nitrogen pressure reaches preset pressure, pressure limiting diaphragm 11 is broken, pressure relief channels is opened, carbon dioxide or nitrogen are rapidly to outer outburst through impact gun tube 12 discharge orifice, produce powerful expansion energy breaking ores or coal body instantaneously, the coefficient of expansion is 500-700 times, thus reach mining ore or coal body presplitting effect, increase permeability coefficient, explosion liquid container pipe 8 Stress control is to 80-240MPa, blast hole aperture is generally 50-100mm, explosion liquid container pipe 8 pipe diameter between 50-100mm, pipe range 1.5m-2m.
The present invention adopts technique scheme to provide a kind of tubular type environment-friendly type ore demolition set, overcome the potential safety hazard brought in explosive production, transport, use in conventional blasting method operation, especially the shotfiring safety such as coal dust and gas explosion hidden danger in colliery blasting; When colliery mining uses, plasting damage effect is large, and throwing coal amount is many, block large, and dishes out apart from short, decreases the working strength of workpeople; During underground work, dust ratio reduces, substantially not airborne dust, and adopt low pressure initiator, traditional 1800v, this device is 9v, safer; Do not need to carry out inspection big gun, after explosion, just can enter people, continue operation; Effectively reduce production economy cost, reliably reasonable in design, compact conformation, rationally, working stability, apparatus structure is safe and reliable, can automated production, effectively reduces enterprise's production cost.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit, those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (4)
1. a tubular type environment-friendly type ore demolition set, comprises liquid inlet control valve 1, high-strength explosion-proof pipe 2, insulation left end cap 3, insulated heat left end cap 4, heat insulation jacket layer 5, electrothermal tube 6, insulating sheath 7, explosion liquid container pipe 8, insulated heat right end cap 9, insulation right end cap 10, pressure limiting diaphragm 11, impacts gun tube 12, damping of shocks lid 13, buffer spring 14, reverse step-down circle 15, the electric cabinet 16 that detonates, power line 17.
2. according to claim 1 tubular type environment-friendly type ore demolition set, described described explosion liquid container pipe 8 is the liquid dry ice container containing of circular tube shaped, and in pipe, once mounting has high-strength explosion-proof pipe 2, reverse step-down circle 15, buffer spring 14, damping of shocks lid 13, pressure limiting diaphragm 11, impacts gun tube 12 from left to right; Pipe is outer has electrothermal tube 6, heat insulation jacket layer 5, insulating sheath 7 from inner outside once mounting; Electrothermal tube 6 left end is provided with insulated heat left end cap 4, right-hand member is provided with insulated heat right end cap 9; Insulating sheath 7 left end is provided with insulation left end cap 3, and right-hand member is provided with insulation right end cap 10; High-strength explosion-proof pipe 2 left end is provided with liquid inlet control valve 1; The electric cabinet 16 that detonates carries out computer heating control by power line 17 pairs of electrothermal tubes 6.
3. according to claim 1 tubular type environment-friendly type ore demolition set, described blasting cartridge device left end step-down Buffer Unit is made up of damping of shocks lid 13, buffer spring 14, reverse step-down circle 15, damping of shocks lid 13 offers circumferentially regularly arranged step-down aperture, play a pressure buffer effect, reverse step-down circle 15 central authorities offer taper hole left large and right small, play secondary pressure cushioning effect.
4. according to claim 1 tubular type environment-friendly type ore demolition set, described blasting cartridge device blasting explosion power releasing unit is made up of pressure limiting diaphragm 11, impact gun tube 12, pressure limiting diaphragm 11 is made up of special powder metallurgical material, fall broken voluntarily under pressure, play the effect of release pressure, impact on gun tube 12 and axially offer straight-through outlet, radial direction offers regularly arranged radial direction outlet; The explosion liquid that described blasting cartridge device explosion liquid container pipe 8 mainly uses is liquid carbon dioxide, nitrogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106987.XA CN104792235A (en) | 2015-03-12 | 2015-03-12 | Pipe type environment-friendly ore blasting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106987.XA CN104792235A (en) | 2015-03-12 | 2015-03-12 | Pipe type environment-friendly ore blasting device |
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| CN104792235A true CN104792235A (en) | 2015-07-22 |
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| CN201510106987.XA Pending CN104792235A (en) | 2015-03-12 | 2015-03-12 | Pipe type environment-friendly ore blasting device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044284A (en) * | 2017-02-23 | 2017-08-15 | 四川川交路桥有限责任公司 | A kind of mountain tunnel mechanized construction method based on high-pressure carbon dioxide fracturing |
| CN108535125A (en) * | 2018-04-16 | 2018-09-14 | 河南理工大学 | Carbon dioxide breaks coal tear testing device and its test method |
| CN110553559A (en) * | 2019-09-12 | 2019-12-10 | 中南大学 | Method for controlling explosive property by utilizing liquid carbon dioxide phase change |
| CN110823036A (en) * | 2019-12-11 | 2020-02-21 | 中南大学 | Blasting method for controlling damage of edge rock mass of blasting area |
| CN113356855A (en) * | 2021-05-31 | 2021-09-07 | 哈尔滨工业大学 | Moon water ice mining method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB328717A (en) * | 1929-02-20 | 1930-05-08 | David Hodge | Improvements in or relating to blasting cartridges |
| GB397203A (en) * | 1932-02-24 | 1933-08-24 | Alexander Cruickshank Scott | Improvements in or relating to blasting cartridges |
| US2794396A (en) * | 1953-11-02 | 1957-06-04 | Ici Ltd | Blasting devices |
| CN2514304Y (en) * | 2001-12-19 | 2002-10-02 | 张海成 | Low temp gas blast device |
| CN201314813Y (en) * | 2008-11-24 | 2009-09-23 | 张海成 | Low-temperature gas blaster |
| CN103033102A (en) * | 2013-01-04 | 2013-04-10 | 煤炭科学研究总院 | Carbon dioxide mining device |
| CN203685187U (en) * | 2013-10-17 | 2014-07-02 | 湖南汉寿中煤科技有限公司 | Oriented CO2 air cannon device |
| CN203719552U (en) * | 2014-03-03 | 2014-07-16 | 河北星云航天设备科技有限公司 | Exploiting device with carbon dioxide |
| CN203981021U (en) * | 2014-07-15 | 2014-12-03 | 河南汉唐安科聚能科技股份有限公司 | Carbon dioxide presplitting displacement intelligence explosive cartridge |
-
2015
- 2015-03-12 CN CN201510106987.XA patent/CN104792235A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB328717A (en) * | 1929-02-20 | 1930-05-08 | David Hodge | Improvements in or relating to blasting cartridges |
| GB397203A (en) * | 1932-02-24 | 1933-08-24 | Alexander Cruickshank Scott | Improvements in or relating to blasting cartridges |
| US2794396A (en) * | 1953-11-02 | 1957-06-04 | Ici Ltd | Blasting devices |
| CN2514304Y (en) * | 2001-12-19 | 2002-10-02 | 张海成 | Low temp gas blast device |
| CN201314813Y (en) * | 2008-11-24 | 2009-09-23 | 张海成 | Low-temperature gas blaster |
| CN103033102A (en) * | 2013-01-04 | 2013-04-10 | 煤炭科学研究总院 | Carbon dioxide mining device |
| CN203685187U (en) * | 2013-10-17 | 2014-07-02 | 湖南汉寿中煤科技有限公司 | Oriented CO2 air cannon device |
| CN203719552U (en) * | 2014-03-03 | 2014-07-16 | 河北星云航天设备科技有限公司 | Exploiting device with carbon dioxide |
| CN203981021U (en) * | 2014-07-15 | 2014-12-03 | 河南汉唐安科聚能科技股份有限公司 | Carbon dioxide presplitting displacement intelligence explosive cartridge |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044284A (en) * | 2017-02-23 | 2017-08-15 | 四川川交路桥有限责任公司 | A kind of mountain tunnel mechanized construction method based on high-pressure carbon dioxide fracturing |
| CN108535125A (en) * | 2018-04-16 | 2018-09-14 | 河南理工大学 | Carbon dioxide breaks coal tear testing device and its test method |
| CN108535125B (en) * | 2018-04-16 | 2024-01-19 | 河南理工大学 | Carbon dioxide broken coal crack testing device and testing method thereof |
| CN110553559A (en) * | 2019-09-12 | 2019-12-10 | 中南大学 | Method for controlling explosive property by utilizing liquid carbon dioxide phase change |
| CN110553559B (en) * | 2019-09-12 | 2021-04-02 | 中南大学 | Method for controlling explosive property by utilizing liquid carbon dioxide phase change |
| CN110823036A (en) * | 2019-12-11 | 2020-02-21 | 中南大学 | Blasting method for controlling damage of edge rock mass of blasting area |
| CN110823036B (en) * | 2019-12-11 | 2020-09-01 | 中南大学 | Blasting method for controlling damage of edge rock mass of blasting area |
| CN113356855A (en) * | 2021-05-31 | 2021-09-07 | 哈尔滨工业大学 | Moon water ice mining method |
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Application publication date: 20150722 |