CN107024157A - A kind of blast charging structure and application method - Google Patents
A kind of blast charging structure and application method Download PDFInfo
- Publication number
- CN107024157A CN107024157A CN201710361471.9A CN201710361471A CN107024157A CN 107024157 A CN107024157 A CN 107024157A CN 201710361471 A CN201710361471 A CN 201710361471A CN 107024157 A CN107024157 A CN 107024157A
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- China
- Prior art keywords
- chassis
- main structure
- structure body
- diameter
- blasthole
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/04—Particular applications of blasting techniques for rock blasting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a kind of blast charging structure and application method, it includes top cover(1)And chassis(3), in top cover(1)And chassis(2)Between be provided with main structure body(2), the main structure body(2)For double circular ring structures, powder stick(7)It is placed on main structure body(2)Interior annular in;The present invention solves the Long-hole Bench Blasting that prior art is changed greatly for burden, simply with diameter powder stick charging means, easily causes step and stays bank, some rock texture overcrushings cause explosive charge energy dissipation.The position of continuous charging mode powder column is relatively low, and bulk is easily produced in the non-charge segment of import, and the Energy distribution of explosive is uneven;And the technical problems such as serious deficiency are there are under the conditions of Discontinuous charge, infiltration etc..
Description
Technical field
The invention belongs to blasting technique field, more particularly to a kind of blast charging structure and application method.
Background technology
In the bench blasting of opencut, the need for yield, pit is all under horizontal plane, and infiltration is in blasthole
Very common thing.Explosive can not be effectively placed in the middle in blasthole, and narrow space is closed in hole, and detonation wave and transmitted wave be not after explosion
Can effectively it be superimposed so that energy is acted directly on rock mass closely, rock mass reaches crushing and causes a large amount of energy dissipations,
Effective utility of laser power is low, it is impossible to reach preferable demolition effect.The Long-hole Bench Blasting changed greatly for burden, simply
With diameter powder stick charging means, easily cause step and stay bank, some rock texture overcrushings cause explosive charge energy dissipation.Even
The position of continuous charging means powder column is relatively low, easily produces bulk in the non-charge segment of import, the Energy distribution of explosive is uneven.
The explosive method placed in the middle of prior art is that bamboo chip is bundled on powder stick, then careful slow feeding blasthole, operation
It is numerous and diverse, waste time and energy, and there are under the conditions of Discontinuous charge, infiltration etc. serious deficiency, therefore change in burden and compare
In larger aqueous Long-hole Bench Blasting, mining explosive post waterproof need to be made, rationally placed in the middle, the diameter of powder column and position are rationally divided
Cloth, it is rational to reach that expected demolition effect is urgent problem to be solved using blasting energy.So, it is badly in need of a kind of simple and efficient
Convenient blast charging constructional device and application method, make its mechanism of action and effect solve above-mentioned problem.
The content of the invention
The technical problem to be solved in the present invention:A kind of blast charging structure and application method are provided, to solve prior art
The Long-hole Bench Blasting changed greatly for burden, simply with diameter powder stick charging means, easily causes step and stays bank, have
Rock texture overcrushing causes explosive charge energy dissipation.The position of continuous charging mode powder column is relatively low, in the non-powder charge of import
Part easily produces bulk, and the Energy distribution of explosive is uneven;And there are under the conditions of Discontinuous charge, infiltration etc. serious
The technical problems such as deficiency.
Technical solution of the present invention:
A kind of blast charging structure, it includes top cover and chassis, main structure body, the structure is provided between top cover and chassis
Main body is double circular ring structures, and powder stick is placed in the interior annular of main structure body.
Top cover and chassis are connected with main structure body by screw thread or lock;Junction is sealed with waterproof material;It is anti-to play
The effect of water.
Connected between at least one section, each section of the quantity of the main structure body by screw thread or lock, junction waterproof
Material is sealed;One plays a part of waterproof.
Fixed between the outer toroid and interior annular of main structure body by vertical baffle;The diameter of outer toroid is smaller than blasthole diameter
2-3 millimeters;1-2 millimeters bigger than the diameter of powder stick of the diameter of interior annular is 0;Interior annular it is a diameter of 0 when, as airspace.
Chassis is cone structure;Be fixed with rope on chassis, chassis is provided with screw thread, rope bolt on screw thread, rope
The other end is fixed on outside blasthole.
Circular hole is provided with top cover, primacord stretches out blasthole by circular hole;Rubber ring is provided with circular hole.
Top cover and main structure body are PVC materials;Chassis is steel.
A kind of application method of blast charging structure, it includes:
Step 1, according to powder charge scheme, determine the internal diameter diameter of each segment structure main body;
Step 2, tie down rope on the screw thread on chassis, the other end of rope is wrapped in the cylindrical wooden that length is more than blasthole diameter
On rod or iron staff;And cylindrical waddy or iron staff are located at outside blasthole;
Step 3, chassis is connected with first paragraph main structure body, and be put into blasthole;
Step 4, when reaching blasthole mouthful on the top of first paragraph main structure body, by the top of first paragraph main structure body and second segment knot
The end connection of structure main body;And be put into powder stick in the interior annular of main structure body and draw primacord;
Step 5, repeat step 4, the most top of main structure body and top cover at last(1)Connection.
In discontinuous coupling charging, with the main structure body of interior annular a diameter of 0.
Beneficial effects of the present invention:
Continuous coupled powder charge and discontinuous coupling charging are present invention can be suitably applied to, while this charge constitution is can sealedly to play good
Good waterproof action;Double circular ring structures can be effectively placed in the middle, reasonably utilizes blasting energy;Can according to complicated geological conditions and
Powder charge scheme rationally, easily carries out the powder charge at different-diameter and interval to different parts, makes the diameter of powder column and position reasonable
Distribution.
The present invention is simple in construction, easy to use, can be completed by independent human users, harsher in blasting environment condition
In the case of, it can not influenceed as efficient means for loading and method by electric power and power, it is labor-saving while can more save
Explosive consumption and production cost are saved, while improving demolition effect.
Three parts of the present invention are removable sections, are easy to assemble, operate, carry and transport.
The present invention solves the Long-hole Bench Blasting that prior art is changed greatly for burden, simply with diameter powder stick
Charging means, easily cause step and stay bank, some rock texture overcrushings cause explosive charge energy dissipation.Continuous charging mode
The position of powder column is relatively low, and bulk is easily produced in the non-charge segment of import, and the Energy distribution of explosive is uneven;And discontinuously filling
The technical problems such as serious deficiency are there are under the conditions of medicine, infiltration etc..
Brief description of the drawings
Fig. 1 is schematic structural view of the invention;
Fig. 2 is top cover and chassis structure schematic diagram of the invention;
Fig. 3 is main structure body structural representation of the present invention;
Fig. 4 is schematic top plan view when main structure body inner circle ring diameter of the present invention is more than zero;
Fig. 5 is schematic top plan view when main structure body inner circle ring diameter of the present invention is equal to zero.
Embodiment
A kind of blast charging structure, it includes top cover 1 and chassis 3, main structure body is provided between top cover 1 and chassis 3
2, the main structure body 2 is double circular ring structures, and powder stick 7 is placed in the interior annular of main structure body 2.
Top cover 1 and chassis 3 are connected with main structure body 2 by screw thread or lock;Junction is sealed with waterproof material.
Connected between at least one section, each section of the quantity of the main structure body 2 by screw thread or lock, junction waterproof
Material is sealed.
Fixed between the outer toroid 4 and interior annular 6 of main structure body 2 by vertical baffle 8;The diameter of outer toroid 4 compares blasthole
Diameter is small 2-3 millimeters;1-2 millimeters bigger than the diameter of powder stick 7 of the diameter of interior annular 6 is 0;During interior annular 6 a diameter of 0, it is
Airspace 9.
Chassis 3 is cone structure;Be fixed with rope 11 on chassis 3, chassis 3 is provided with screw thread, the bolt of rope 11 on screw thread,
The other end of rope 11 is fixed on outside blasthole.
Circular hole is provided with top cover 1, primacord 10 stretches out blasthole 5 by circular hole.
Top cover 1 and main structure body 2 are PVC materials;Chassis 2 is steel.
A kind of application method of blast charging structure, it includes:
Step 1, according to powder charge scheme, determine the internal diameter diameter of each segment structure main body 2;
Step 2, tie down rope 11 on the screw thread on chassis, the other end of rope 11 is wrapped in the cylinder that length is more than blasthole diameter
On shape waddy or iron staff;And cylindrical waddy or iron staff are located at outside blasthole;
Step 3, chassis is connected with first paragraph main structure body, and be put into blasthole;
Step 4, when reaching blasthole mouthful on the top of first paragraph main structure body, by the top of first paragraph main structure body and second segment knot
The end connection of structure main body;And be put into powder stick in the interior annular of main structure body and draw primacord;
Step 5, repeat step 4, most the top of main structure body is connected with top cover 1 at last.
In discontinuous coupling charging, with the main structure body of interior annular a diameter of 0;Separate powder stick, shape with airspace 9
Into discontinuous coupling charging.
It is usual to use vertical hole or have certain inclination angle in burden change than in larger aqueous Long-hole Bench Blasting
The hole knockout of degree.Exemplified by the way of discontinuous different-diameter powder stick powder charge:1. determined according to blasting scheme per hole explosive payload
And charge constitution, different length and the powder stick of diameter that different depth is placed, double circular ring structures and interior annular with different length
Diameter be adapted, using the position at interval from interior annular a diameter of zero, airspace can be directly connected to, other materials
Matter interval can be filled in vertical baffle, and powder stick is ready in order, tie down cord on 2. chassis screw threads, cord it is another
End is wrapped in length more than on the cylindrical waddy or iron staff of blasthole diameter.3. chassis is put into blasthole, the wooden stick of cord is wound
It is placed on outside blasthole, is slammed by people or other devices control the decentralization length of cord, the double annulus of upper first segment are connected by buckle structure
Main structure body, is put into powder stick in interior annular and draws primacord.4. cord is transferred to appropriate location, the double annulus knots of connection second section
Structure, is put into powder stick in interior annular and draws primacord.5. circulate above-mentioned steps, until connection upper top cover and primacord from top cover
Exported in rubber ring in circular hole.6. it is filled stemming.
Operation principle
The present apparatus can simply and easily realize variable diameters by double circular ring structures from different inner diameters size and different length
The mode of discontinuous coupling charging.Also double circular ring structures of inner circle a diameter of zero are can select when carrying out the interval of unlike material,
Filled in vertical baffle.The present apparatus uses tight buckle structure simultaneously, and good sealing effect can play good waterproof
Property;Double circular ring structures can be effectively placed in the middle, reasonably utilizes blasting energy;There are the screw thread that can be used to bolt cord, chassis on chassis
Material is rigid material, and the buoyancy of water can be overcome in the blasthole for have water and makes device sinking bottom, by the slow decentralization of cord,
Connection of the controllable device per nodule structure, it is simple and convenient, device is transferred controllable and avoiding device damage.Can be according to complexity
Geological conditions and powder charge scheme rationally, easily carry out the powder charge at different-diameter and interval to different parts, make the diameter of powder column
With position reasonable layout, demolition effect is significantly improved while saving explosive consumption, use manpower and material resources sparingly, reduce production cost.
Claims (9)
1. a kind of blast charging structure, it includes top cover(1)And chassis(3), it is characterised in that:In top cover(1)And chassis(3)It
Between be provided with main structure body(2), the main structure body(2)For double circular ring structures, powder stick(7)It is placed on main structure body(2)It is interior
In annulus.
2. a kind of blast charging structure according to claim 1, it is characterised in that:Top cover(1)And chassis(3)With structure master
Body(2)Pass through screw thread or lock connection;Junction is sealed with waterproof material.
3. a kind of blast charging structure according to claim 1, it is characterised in that:The main structure body(2)Quantity extremely
Connected between few one section, each section by screw thread or lock, junction is sealed with waterproof material.
4. a kind of blast charging structure according to claim 1, it is characterised in that:Main structure body(2)Outer toroid(4)With
Interior annular(6)Between pass through vertical baffle(8)It is fixed;Outer toroid(4)Diameter it is smaller than blasthole diameter 2-3 millimeters;Interior annular(6)
Diameter compare powder stick(7)Big 1-2 millimeters of diameter or for 0;Interior annular(6)When a diameter of 0, as airspace(9).
5. a kind of blast charging structure according to claim 1, it is characterised in that:Chassis(3)For cone structure;Chassis
(3)On be fixed with rope(11), chassis(3)It is provided with screw thread, rope(11)Bolt is on screw thread, rope(11)The other end fix
Outside blasthole.
6. a kind of blast charging structure according to claim 1, it is characterised in that:Top cover(1)On be provided with circular hole, primacord
(10)Blasthole is stretched out by circular hole(5);Rubber ring is provided with circular hole.
7. a kind of blast charging structure according to claim 1, it is characterised in that:Top cover(1)And main structure body(2)For
PVC materials;Chassis(2)For steel.
8. a kind of application method of blast charging structure, it includes:
Step 1, according to powder charge scheme, determine each segment structure main body(2)Internal diameter diameter;
Step 2, on the screw thread on chassis tie down rope(11), rope(11)The other end be wrapped in length more than blasthole diameter
On cylindrical waddy or iron staff;And cylindrical waddy or iron staff are located at outside blasthole;
Step 3, chassis is connected with first paragraph main structure body, and be put into blasthole;
Step 4, when reaching blasthole mouthful on the top of first paragraph main structure body, by the top of first paragraph main structure body and second segment knot
The end connection of structure main body;And be put into powder stick in the interior annular of main structure body and draw primacord;
Step 5, repeat step 4, the most top of main structure body and top cover at last(1)Connection.
9. a kind of application method of blast charging structure according to claim 8, it is characterised in that:In discontinuous coupling dress
During medicine, with the main structure body of interior annular a diameter of 0.
Priority Applications (1)
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CN201710361471.9A CN107024157A (en) | 2017-05-22 | 2017-05-22 | A kind of blast charging structure and application method |
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CN201710361471.9A CN107024157A (en) | 2017-05-22 | 2017-05-22 | A kind of blast charging structure and application method |
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CN107024157A true CN107024157A (en) | 2017-08-08 |
Family
ID=59528818
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CN201710361471.9A Pending CN107024157A (en) | 2017-05-22 | 2017-05-22 | A kind of blast charging structure and application method |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107388911A (en) * | 2017-08-31 | 2017-11-24 | 中国电建集团成都勘测设计研究院有限公司 | Blasting engineering underground borehole blasting device |
CN107664466A (en) * | 2017-11-06 | 2018-02-06 | 宿州云宏建设安装有限公司 | A kind of spherical blasthole spacer delivery device |
CN107726934A (en) * | 2017-11-06 | 2018-02-23 | 宿州云宏建设安装有限公司 | A kind of blasting engineering blasthole spaced loading device |
CN107957223A (en) * | 2017-11-22 | 2018-04-24 | 贵州新联爆破工程集团有限公司 | A kind of presplit blasting cumulative decoupling charge structure |
CN108917507A (en) * | 2018-07-06 | 2018-11-30 | 安徽理工大学 | A kind of variable diameters are radially uniform not to couple continuous charging structure and its loading method |
CN109341452A (en) * | 2018-11-30 | 2019-02-15 | 中国电建集团成都勘测设计研究院有限公司 | Deep hole blasting powder charge airspace device |
CN111895871A (en) * | 2020-08-20 | 2020-11-06 | 阳泉煤业(集团)有限责任公司 | Medium-depth blast hole charging device and method |
CN112414238A (en) * | 2020-11-13 | 2021-02-26 | 天津矿山工程有限公司 | Mine blasting structure and blasting method thereof |
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CN205919746U (en) * | 2016-08-08 | 2017-02-01 | 鞍钢集团矿业有限公司 | Not coupling of variable diameter presplitting charging means |
CN106643360A (en) * | 2016-12-05 | 2017-05-10 | 西南交通大学 | Non-coupling charging device for blasting underground deep-hole and boulder |
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CN2422616Y (en) * | 2000-04-10 | 2001-03-07 | 张建勋 | Explosive-feeding processing device for blasting foundation |
CN101363701A (en) * | 2008-09-12 | 2009-02-11 | 太原理工大学 | Double-medium decoupling fracture damage blasting control method and auget |
CN102322772A (en) * | 2011-09-19 | 2012-01-18 | 鞍钢集团矿业公司 | Pre-splitting blasting hole cartridge centered limiting device |
CN103017623A (en) * | 2012-12-19 | 2013-04-03 | 武汉大学 | Air spacing device and use method of air spacing device |
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CN105571417A (en) * | 2015-12-28 | 2016-05-11 | 浙江科技学院 | Water-air combined medium non-coupled rapid explosive charging device for tunnel extra-large cross section deep-hole rock blasting fragmentation |
CN205537377U (en) * | 2016-01-12 | 2016-08-31 | 武汉理工大学 | A manual charging rope for open -air well deep hole blasting |
CN205919746U (en) * | 2016-08-08 | 2017-02-01 | 鞍钢集团矿业有限公司 | Not coupling of variable diameter presplitting charging means |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107388911A (en) * | 2017-08-31 | 2017-11-24 | 中国电建集团成都勘测设计研究院有限公司 | Blasting engineering underground borehole blasting device |
CN107388911B (en) * | 2017-08-31 | 2023-05-16 | 中国电建集团成都勘测设计研究院有限公司 | Air-spaced explosive loading device for blasting engineering |
CN107726934B (en) * | 2017-11-06 | 2019-07-26 | 北京中大爆破工程有限公司 | A kind of blasting engineering blasthole spaced loading device |
CN107664466A (en) * | 2017-11-06 | 2018-02-06 | 宿州云宏建设安装有限公司 | A kind of spherical blasthole spacer delivery device |
CN107726934A (en) * | 2017-11-06 | 2018-02-23 | 宿州云宏建设安装有限公司 | A kind of blasting engineering blasthole spaced loading device |
CN107664466B (en) * | 2017-11-06 | 2019-08-20 | 绍兴市寅川软件开发有限公司 | A kind of spherical shape blasthole spacer delivery device |
CN107957223A (en) * | 2017-11-22 | 2018-04-24 | 贵州新联爆破工程集团有限公司 | A kind of presplit blasting cumulative decoupling charge structure |
CN107957223B (en) * | 2017-11-22 | 2023-09-19 | 保利新联爆破工程集团有限公司 | Energy-gathering uncoupled charging structure for presplitting blasting |
CN108917507A (en) * | 2018-07-06 | 2018-11-30 | 安徽理工大学 | A kind of variable diameters are radially uniform not to couple continuous charging structure and its loading method |
CN109341452A (en) * | 2018-11-30 | 2019-02-15 | 中国电建集团成都勘测设计研究院有限公司 | Deep hole blasting powder charge airspace device |
CN109341452B (en) * | 2018-11-30 | 2023-10-03 | 中国电建集团成都勘测设计研究院有限公司 | Deep hole blasting charge air spacer |
CN111895871A (en) * | 2020-08-20 | 2020-11-06 | 阳泉煤业(集团)有限责任公司 | Medium-depth blast hole charging device and method |
CN112414238A (en) * | 2020-11-13 | 2021-02-26 | 天津矿山工程有限公司 | Mine blasting structure and blasting method thereof |
CN112414238B (en) * | 2020-11-13 | 2022-09-27 | 天津矿山工程有限公司 | Mine blasting structure and blasting method thereof |
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