CN111933008B - Bench blasting teaching demonstration model - Google Patents
Bench blasting teaching demonstration model Download PDFInfo
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- CN111933008B CN111933008B CN202010794455.0A CN202010794455A CN111933008B CN 111933008 B CN111933008 B CN 111933008B CN 202010794455 A CN202010794455 A CN 202010794455A CN 111933008 B CN111933008 B CN 111933008B
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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Abstract
The invention discloses a bench blasting teaching demonstration model which comprises a base, wherein the front end of the top of the base is provided with a blasting network simulation part and a charging simulation part, the blasting network simulation part comprises a plate body, the top of the plate body is provided with uniformly distributed small holes, and light sources are arranged in the small holes; the explosive loading simulation part comprises a transparent plate body and a transparent tube, the transparent plate body is provided with an opening, the base is provided with a hole corresponding to the position of the opening on the transparent plate body, the transparent tube penetrates through the opening and is inserted into the base, the lower end part of the base, which is positioned at the explosive loading simulation part, is transparent, and the inside of the transparent tube is used for filling specified material simulation blasting equipment; base top rear end upwards extends along base three lateral walls and forms the boss, and the boss top is parallel with the base top, and the gas cylinder is connected with the boss rear end, and the boss front end is vertical to be equipped with the recess side by side, and the boss front end is connected with rock simulation portion, and rock simulation portion includes the block, and the block piles up formation trapezoidal body. The invention is convenient for users to understand the related knowledge of the process of charging, connecting lines, detonating, blasting and forming the blasting pile.
Description
Technical Field
The invention belongs to the technical field of teaching auxiliary design, and particularly relates to a bench blasting teaching demonstration model.
Background
Strip mining, with its obvious economic and technical advantages, has determined its general trend of preferential development in the field of mineral resource development. Therefore, all mineral resources which are conditionally suitable for surface mining are preferably adopted, so that the surface bench blasting is very important.
The open bench blasting is widely applied to engineering projects such as mines, highways, railways, water conservancy and hydropower and the like at present, and the demand of blasting operators is increased. Due to the regulations of related safety management, workers without operation certificates cannot enter a blasting construction site, so that the manual operation link is difficult to realize when the workers of the type are trained. At present, in the open bench blasting teaching of colleges and universities, students are difficult to understand relevant knowledge in relevant books and complete open bench blasting design due to lack of relevant field practice teaching links.
Disclosure of Invention
The invention aims to provide a bench blasting teaching demonstration model, which helps students understand the explosive loading, connecting, detonating and blasting forming process, the ultra-deep drilling and the half-hole rate formed after blasting and other related knowledge, and provides a practical platform for the students to understand the blasting related process in the practical operation process so as to deepen understanding and digestion.
In order to solve the technical problem, a technical scheme is provided: a bench blasting teaching demonstration model comprises a base, a blasting network simulation part and a charging simulation part are respectively arranged at the front end of the top of the base, wherein,
the blasting network simulation part comprises a plate body, wherein a plurality of small holes which are uniformly distributed are formed in the top of the plate body, and light sources are arranged in the small holes;
the explosive loading simulation part comprises a transparent plate body and a plurality of transparent tubes, the transparent plate body is provided with an opening, the base is provided with a hole which penetrates through the base and corresponds to the position of the opening on the transparent plate body, the transparent tubes penetrate through the opening and are vertically inserted into the base, the part of the base, which is positioned at the lower end of the explosive loading simulation part, is transparent, and the inside of the transparent tubes is used for filling a specified material simulation blasting equipment;
base top rear end upwards extends along base three side wall and forms the boss, the boss top is parallel with the base top, and the gas cylinder can be dismantled with the boss rear end and be connected, the boss front end is vertical side by side and is equipped with the recess that a plurality of sizes are the same, the boss front end is connected with rock simulation portion, rock simulation portion includes a plurality of blocks, and the block piles up formation trapezoidal body in order.
Furthermore, the teaching demonstration model further comprises a gas cylinder fixer, the gas cylinder is connected with the boss through the gas cylinder fixer, and the gas cylinder fixer is detachably connected with the gas cylinder.
Further, the air bottle fixer is an iron fixer.
Furthermore, the teaching demonstration model also comprises a transparent front panel which is connected with the front end of the base.
Furthermore, the teaching demonstration model also comprises a bottom plate which is connected with the bottom of the base.
Furthermore, the transparent plate body, the transparent front panel and the bottom plate are organic glass plates.
Further, the plate body is a PVC plate.
Further, the light source is an LED lamp.
Further, the boss is detachably connected with the rock simulation part.
Further, the blocks are foam blocks.
Compared with the prior art, the invention has the following beneficial effects:
the blasting effect is realized by arranging the gas cylinder, and meanwhile, the rock simulation part and the blasting network simulation part are arranged, so that students can visually understand knowledge such as the shape of blasting piles, the distribution of residual holes, the half-hole rate and the like after step blasting in a laboratory, understand related blasting processes in the practical operation process, and a user can select required sections according to needs and design different blasting networks when the blasting networks are connected; through setting up powder charge simulation portion, multiple charge structure of show has selected transparent material simultaneously, and convenient to use person observes the extra-deeply.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a demolition rock simulation part according to an embodiment of the invention;
in the figure, 1-base, 2-rock simulation part, 3-transparent plate, 4-groove, 5-gas cylinder, 6-transparent front panel, 7-LED lamp and 8-hole.
Detailed Description
In order to facilitate understanding and implementation of the present invention for persons of ordinary skill in the art, the present invention is further described in detail with reference to the drawings and examples, it is to be understood that the implementation examples described herein are only for illustration and explanation of the present invention and are not to be construed as limiting the present invention.
Example (b):
the technical scheme of the invention is as follows: a bench blasting teaching demonstration model is shown in figures 1 and 2, and comprises a base, a blasting network simulation part and a charging simulation part are respectively arranged at the front end of the top of the base, wherein,
the blasting network simulation part comprises a avenge board, a plurality of uniformly distributed small holes are formed in the top of the avenge board, LED lamps 7 are arranged in the small holes, the LED lamps 7 are fixed on the avenge board during machining, all other wires are placed below the avenge board, the wires are correspondingly connected with a circuit board, row pins are welded on the circuit board, and each row pin represents one LED lamp 7 and is used for connecting a circuit. The control circuit board is controlled by a single chip microcomputer, pins are welded on the control circuit board, the number of the pins is consistent with the number of the lamps on the LED matrix, the control circuit board is sequentially connected with a power supply from left to right, and students can select required sections according to requirements to design different blasting networks when the blasting networks are connected;
the explosive loading simulation part comprises a transparent plate body 3 and a plurality of transparent tubes, wherein the transparent plate body 3 is provided with an opening 8, the base 1 is provided with a hole which penetrates through the base 1 and corresponds to the position of the opening 8 on the transparent plate body 3, the transparent tubes penetrate through the opening 8 and are vertically inserted into the base 1, the part, located at the lower end of the explosive loading simulation part, of the base 1 is transparent, the transparent tubes are internally filled with specified material simulation explosive equipment, each tube represents an explosive loading structure, paper tubes coated with red pigment inside glass tubes represent cartridges, the middle of the cartridges is hollow and represents an air column, and other materials such as soil and foam are used for simulating explosive and blockage, detonators, detonating tubes and other explosive equipment;
the rear end of the top of the base extends upwards along the side walls of three sides of the base to form a boss, the top of the boss is parallel to the top of the base, a plurality of grooves with the same size are vertically arranged at the front end of the boss side by side, a gas cylinder is detachably connected with the rear end of the boss, the gas cylinder 5 can also be arranged in the groove 4, gas is filled in the gas cylinder 5 to simulate explosive, and the front end of the boss is connected with the rock simulation part 2; the boss front end is connected with rock simulation portion 2, rock simulation portion 2 includes that a plurality of foam blocks scribble grey paint, the simulation rock, the foam block piles up each other, the foam block is formed by the cutting of monoblock big foam, pile up in an orderly manner later, form certain domatic angle, the simulation slope, the plastic bottle is put below the foam with the whole device of balloon, balloon and detonating tube joint, when detonating the detonating tube with the detonator, the balloon explodes, high-pressure gas in the plastic bottle emits for the foam changes original pile up the shape, form the detonating pile, recess show half porosity.
Further, this teaching demonstration model still includes the gas cylinder fixer that is formed by the processing of iron wire, gas cylinder 5 is connected with the boss through gas cylinder fixer, gas cylinder fixer and gas cylinder 5 can dismantle and be connected.
Further, the teaching demonstration model also comprises a transparent front panel 6 which is connected with the front end of the base 1.
Furthermore, the teaching demonstration model also comprises a bottom plate which is connected with the bottom of the base 1.
Furthermore, the transparent plate body 3, the transparent front panel 6 and the bottom plate are organic glass plates which are transparent and can be used for observing ultra-depth.
The invention aims to embody the arrangement condition before blasting, the blasting operation process and the blasting effect of the open bench, and provide a platform for students to design blastholes, charge and connect lines and observe the effects of the shape, the distribution of residual holes, the half-hole rate and the like of the bench after blasting; through simulation demonstration, students have certain knowledge about the related knowledge of open bench blasting and the like.
It should be understood that parts of the specification not set forth in detail are well within the prior art.
It should be understood that the above description of the preferred embodiments is given for clarity and not for any purpose of limitation, and that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. A bench blasting teaching demonstration model is characterized in that the teaching demonstration model comprises a base, the front end of the top of the base is respectively provided with a blasting network simulation part and a charging simulation part, wherein,
the blasting network simulation part comprises a plate body, wherein the top of the plate body is provided with a plurality of uniformly distributed small holes, and light sources are arranged in the small holes;
the explosive loading simulation part comprises a transparent plate body and a plurality of transparent tubes, the transparent plate body is provided with an opening, the base is provided with a hole which penetrates through the base and corresponds to the position of the opening on the transparent plate body, the transparent tubes penetrate through the opening and are vertically inserted into the base, the part of the base, which is positioned at the lower end of the explosive loading simulation part, is transparent, and the inside of the transparent tubes is used for filling a specified material simulation blasting equipment;
the rear end of the top of the base extends upwards along the side walls of three sides of the base to form a boss, the top of the boss is parallel to the top of the base, the gas cylinder is detachably connected with the rear end of the boss, a plurality of grooves with the same size are vertically arranged in parallel at the front end of the boss, a rock simulation part is connected with the front end of the boss and comprises a plurality of block bodies, and the block bodies are orderly stacked to form a trapezoidal body;
the gas cylinder fixing device is detachably connected with the gas cylinder;
the boss is detachably connected with the rock simulation part;
the whole device of the plastic bottle and the balloon is placed below the foam, the balloon is connected with the detonating tube, when the detonating tube is detonated by the detonating device, the balloon explodes, high-pressure gas in the plastic bottle is discharged, the original stacking shape of the foam is changed, a detonating pile is formed, and the half-porosity of the groove is displayed.
2. The bench blasting teaching demonstration model of claim 1, wherein the cylinder holder is an iron holder.
3. The bench blasting teaching demonstration model of claim 1, further comprising a transparent front panel connected to the front end of the base.
4. The bench blasting teaching demonstration model of claim 3, further comprising a bottom plate, wherein the bottom plate is connected with the bottom of the base.
5. The step blasting teaching demonstration model according to claim 4, wherein the transparent plate body, the transparent front panel and the bottom plate are all organic glass plates.
6. The bench blasting teaching demonstration model according to claim 1, wherein the plate body is a muffle plate.
7. The bench blasting teaching demonstration model of claim 1, wherein the light source is an LED lamp.
8. The bench blasting teaching demonstration model of claim 1, wherein the blocks are foam blocks.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010794455.0A CN111933008B (en) | 2020-08-10 | 2020-08-10 | Bench blasting teaching demonstration model |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010794455.0A CN111933008B (en) | 2020-08-10 | 2020-08-10 | Bench blasting teaching demonstration model |
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| CN111933008A CN111933008A (en) | 2020-11-13 |
| CN111933008B true CN111933008B (en) | 2022-07-26 |
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| CN113284241B (en) * | 2021-03-11 | 2022-03-15 | 广东锡源爆破科技股份有限公司 | Three-dimensional simulation method for surface rock mass of blasting pile with pile shape distributed in Weibull mode |
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| CN105528951A (en) * | 2015-11-30 | 2016-04-27 | 华北理工大学 | Open-air step blasting physical model |
| CN108731562A (en) * | 2018-06-08 | 2018-11-02 | 成都泰测科技有限公司 | Blasting experiment emulation experiment model |
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| CN109036058A (en) * | 2018-06-04 | 2018-12-18 | 湖南工学院 | A kind of imflammable gas blast accident simulation flowchart device |
| CN109493674A (en) * | 2018-12-21 | 2019-03-19 | 黑龙江科技大学 | A kind of simulation gas explosion effect Modern teaching device and its control method |
| CN210895960U (en) * | 2019-11-14 | 2020-06-30 | 山西潞安集团余吾煤业有限责任公司 | Blasting real operation simulation device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7817162B2 (en) * | 2008-02-11 | 2010-10-19 | University Of Northern Iowa Research Foundation | Virtual blasting system for removal of coating and/or rust from a virtual surface |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105528951A (en) * | 2015-11-30 | 2016-04-27 | 华北理工大学 | Open-air step blasting physical model |
| CN109036058A (en) * | 2018-06-04 | 2018-12-18 | 湖南工学院 | A kind of imflammable gas blast accident simulation flowchart device |
| CN108731562A (en) * | 2018-06-08 | 2018-11-02 | 成都泰测科技有限公司 | Blasting experiment emulation experiment model |
| CN108766180A (en) * | 2018-06-08 | 2018-11-06 | 成都泰测科技有限公司 | Experimental provision based on bench blasting model |
| CN109493674A (en) * | 2018-12-21 | 2019-03-19 | 黑龙江科技大学 | A kind of simulation gas explosion effect Modern teaching device and its control method |
| CN210895960U (en) * | 2019-11-14 | 2020-06-30 | 山西潞安集团余吾煤业有限责任公司 | Blasting real operation simulation device |
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