CN112807901A - Blasting dust fall gasbag watering device - Google Patents
Blasting dust fall gasbag watering device Download PDFInfo
- Publication number
- CN112807901A CN112807901A CN202011586044.9A CN202011586044A CN112807901A CN 112807901 A CN112807901 A CN 112807901A CN 202011586044 A CN202011586044 A CN 202011586044A CN 112807901 A CN112807901 A CN 112807901A
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- China
- Prior art keywords
- water
- storage bag
- air
- gas
- shell
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/04—Blasting cartridges, i.e. case and explosive for producing gas under pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D3/00—Particular applications of blasting techniques
- F42D3/02—Particular applications of blasting techniques for demolition of tall structures, e.g. chimney stacks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D5/00—Safety arrangements
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a water spraying device for blasting dust falling air bags, which specifically comprises an air generating system, an air storage system and a water spraying system, wherein the air generating system comprises an explosion initiating pipe insertion channel, bayonet rubber, an iron shell, sealing paper, an air generating agent (mixture of pentaamino tetrazole and potassium perchlorate), a metal knitted filter screen, an air vent and a heat insulation net; the gas storage system comprises a temporary gas storage chamber, a one-way vent valve and an elastic gas storage bag; the water spraying system comprises a water storage bag, a water inlet cover and a one-way drain valve (a water inlet hole, a spring, a sealing rubber ring supporting plate, a water spraying hole, a water outlet hole, a one-way drain chamber and a plastic shell). This device can be gone into the detonating network even, places in the key position that probably produces the smoke and dust, explodes with the detonating network together, realizes synchronous dust fall, the purpose of fixed point dust fall in the smoke and dust production, and simultaneously, the water of the inflation effect messenger water storage bag of inside elasticity gas storage bag spills out, can effectively improve dust fall effect, increases the dust fall area.
Description
Technical Field
The invention relates to the field of blasting construction, in particular to a blasting dust fall watering device.
Background
In modern blasting engineering, prevention and control of post-blasting hazard effects are very important. In a series of blasting hazard effects, such as smoke dust, vibration, shock wave, flyrock and the like, the blasting smoke dust has large hazard and greater control difficulty. Not only does not meet the aim of environmental protection in China, but also does not meet the requirement of green construction, and may damage the health of nearby residents and constructors. The existing prevention and control means for blasting smoke dust mainly comprises a large dust screen, a high-pressure pipe network for water spraying and the like, and in conclusion, the prevention and control means has the disadvantages of poor effect, low efficiency, and no economy and practicability. Therefore, how to achieve the dust settling effect with high efficiency and economy needs to be solved urgently.
Disclosure of Invention
The invention aims to provide a water spraying device for blasting dust falling air bags; this blasting dust fall gasbag watering device, specific advantage has: in a blasting construction site, the device is placed at a key position where a large amount of smoke and dust are generated, so that the aim of fixed-point dust fall is fulfilled; and in the blasting connection line stage, the blasting network is accessed through the detonating tube, and the blasting network is detonated and simultaneously sprayed with dust fall, so that secondary construction is not needed, the efficiency is high, and the economy is realized.
The invention adopts the following technical scheme for realizing the purpose:
a water spraying device for blasting dust fall air bags comprises an air generating system, an air storage system and a water spraying system, wherein the air generating system comprises an explosion initiating pipe insertion channel, bayonet rubber, an iron shell, sealing paper, an air generating agent (mixture of penta-amino tetrazole and potassium perchlorate), a metal knitted filter screen, an air vent and a heat insulation screen; the gas storage system comprises a temporary gas storage chamber, a one-way vent valve and an elastic gas storage bag; the water spraying system comprises a water storage bag, a water inlet cover and a one-way drain valve (a water inlet hole, a spring, a sealing rubber ring supporting plate, a water spraying hole, a water outlet hole, a one-way drain chamber and a plastic shell). The detonating tube inserting channel, the bayonet rubber and the sealing paper are arranged in the first layer of the iron shell, the bayonet rubber is tightly connected with the iron shell, and the sealing paper is adhered to the bottom of the bayonet rubber; the gas producing agent, the metal knitted filter screen, the vent holes and the heat insulation net are arranged in the inner shell of the second layer iron shell, the heat insulation net is tightly attached to the inner wall of the inner shell, the metal knitted filter screen is tightly attached to the heat insulation net, the gas producing agent is arranged in the inner cavities of the first layer iron shell and the metal knitted filter screen, the inner shell cavity and the outer shell cavity of the second layer iron shell form a temporary gas storage chamber, and the whole first layer iron shell and the whole second layer iron shell are integrated. The one-way drain valve comprises a water inlet hole, a spring, a sealing rubber ring supporting plate, a water spraying hole, a water outlet hole, a one-way drainage chamber and a plastic shell, wherein the spring, the sealing rubber ring supporting plate and the one-way drainage chamber are arranged inside the plastic shell; the elastic air storage bag is arranged in the water storage bag, a one-way drain valve is arranged on the wall of the water storage bag, a water inlet cover in threaded connection is arranged at the bottom of the water storage bag, and the elastic air storage bag and the water storage bag are tightly connected through a one-way vent valve.
Preferably, the blasting dust-settling air bag watering device provided by the invention has the advantages that the rapid insertion of the detonating tube can be realized through the detonating tube insertion channel, the inserted detonating tube can be firmly fixed through the bayonet rubber, and the gas leakage is prevented.
Preferably, the blasting dust-settling airbag watering device provided by the invention is characterized in that the detonating tube is inserted into the detonating tube insertion channel to ignite the gas generating agent, so that a large amount of gas is generated instantaneously.
Preferably, the blasting dust-settling air bag watering device provided by the invention has the advantages that the metal knitted filter screen, the heat insulation screen and the temporary air storage chamber can realize filtration of gas generating agent residues, reduce the gas temperature and reduce the impact and burn of expansion gas on the elastic air storage bag.
Preferably, the blasting dust settling air bag watering device provided by the invention has the advantages that the internal elastic air storage bag is rapidly inflated and expanded, and water in the water storage bag is extruded to be sprayed out from the water spraying hole of the one-way drain valve to form spraying.
Compared with the prior art, the invention has the beneficial effects that:
1. the device is connected to the detonation network by inserting the detonating tube into the detonating tube insertion channel, and detonates together with the detonation network, so that synchronous dust fall is realized while smoke dust is generated, the increase of engineering quantity caused by the arrangement of a dust screen in advance and the subsequent sprinkling dust fall is avoided, and the device is more green and economic;
2. place the device in the key position that probably produces the smoke and dust, can realize the purpose of fixed point dust fall, simultaneously, the water injection of inside elasticity gas storage bag makes the water storage bag spills away, can effectively improve the dust fall effect, increases the dust fall area.
Description of the drawings:
fig. 1 is a front view of a blasting dust settling air bag watering device.
Fig. 2 is a side view of a blasting dust settling air bag sprinkler.
Fig. 3 is a top view of a blasting dust-settling air bag sprinkler.
FIG. 4 is an enlarged view of a gas generating system of a blasting dust falling air bag watering device.
Fig. 5 is an enlarged view of a one-way drain valve of a blasting dust falling air bag watering device.
In the figure: 1-inserting a detonating tube into the channel; 2-bayonet rubber; 3-iron shell; 4-sealing paper; 5-a gas generating agent; 6-metal knitting filter screen; 7-a vent hole; 8-heat insulation net; 9-temporary gas storage chamber; 10-one-way vent valve; 11-elastic gas storage bag; 12-one-way drain valve; 13-water storage bag; 14-a water inlet cover; 15-water inlet hole; 16-a spring; 17-sealing rubber ring support plate; 18-sealing rubber ring; 19-water spray holes; 20-water outlet; 21-one-way drainage chamber; 22-plastic housing.
The specific implementation mode is as follows:
the invention is further illustrated by the following specific examples. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention.
Example (b):
during the demolition of the building blast, the water inlet cover 14 is unscrewed, a proper amount of water is filled into the water storage bag 13, and a plurality of devices are placed in the blasting network connection stage and contain gunsAnd (3) inserting the detonating tube into the detonating tube inserting channel 1 at the upright columns, the shear walls, the floor slab beams and other positions which are easy to generate smoke dust of the holes, and connecting the detonating tube into the detonating network together by using a four-way joint. Thus, when detonating, the detonating tube ignites the gas generating agent 5, and the reaction chemical formula is as follows: 8CH3N5+7KClO4＝7KCl+8CO2+12H2O+20N2The gas generating agent 5 reacts quickly after being ignited to generate carbon dioxide, water vapor and nitrogen, under the standard condition, 1g of the gas generating agent generates about 0.542L of gas, the gas is instantly filled into the elastic gas storage bag 11, and water in the water storage bag 13 is sprayed out quickly under the expansion action, so that the dust removal effect is achieved. Similarly, in the chimney blasting demolition and open-air deep hole blasting, a plurality of the devices can be placed among blasting cuts, free surfaces, rows of blast holes or other places easy to generate smoke dust, and are connected into the initiation network together to be initiated together with the initiation network for spraying and dust reduction.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A water spraying device for blasting dust fall air bags comprises an air generating system, an air storage system and a water spraying system, wherein the air generating system comprises an explosion initiating pipe insertion channel, bayonet rubber, an iron shell, sealing paper, an air generating agent (mixture of penta-amino tetrazole and potassium perchlorate), a metal knitted filter screen, an air vent and a heat insulation screen; the gas storage system comprises a temporary gas storage chamber, a one-way vent valve and an elastic gas storage bag; the water spraying system comprises a water storage bag, a water inlet cover and a one-way drain valve (a water inlet hole, a spring, a sealing rubber ring supporting plate, a water spraying hole, a water outlet hole, a one-way drain chamber and a plastic shell). The detonating tube inserting channel, the bayonet rubber and the sealing paper are arranged in the first layer of the iron shell, the bayonet rubber is tightly connected with the iron shell, and the sealing paper is adhered to the bottom of the bayonet rubber; the gas producing agent, the metal knitted filter screen, the vent holes and the heat insulation net are arranged in the inner shell of the second layer iron shell, the heat insulation net is tightly attached to the inner wall of the inner shell, the metal knitted filter screen is tightly attached to the heat insulation net, the gas producing agent is arranged in the inner cavities of the first layer iron shell and the metal knitted filter screen, the inner shell cavity and the outer shell cavity of the second layer iron shell form a temporary gas storage chamber, and the whole first layer iron shell and the whole second layer iron shell are integrated. The one-way drain valve comprises a water inlet hole, a spring, a sealing rubber ring supporting plate, a water spraying hole, a water outlet hole, a one-way drainage chamber and a plastic shell, wherein the spring, the sealing rubber ring supporting plate and the one-way drainage chamber are arranged inside the plastic shell; the elastic air storage bag is arranged in the water storage bag, a one-way drain valve is arranged on the wall of the water storage bag, a water inlet cover in threaded connection is arranged at the bottom of the water storage bag, and the elastic air storage bag and the water storage bag are tightly connected through a one-way vent valve.
2. A blasting dust-settling air bag sprinkler as claimed in claim 1, wherein the rapid insertion of the detonator is realized through the detonator insertion passage, and the inserted detonator is firmly fixed by the bayonet rubber to prevent gas leakage.
3. A blasting dust settling air bag sprinkler as claimed in claim 1, wherein the gas generating agent is ignited by inserting the detonating tube through the detonating tube insertion passage to instantaneously generate a large amount of gas.
4. A blasting dust fall gasbag sprinkler as claimed in claim 1 wherein the metal knitted filter screen, the heat insulating mesh, the temporary gas storage chamber enable filtration of gas generating agent residues and lower gas temperature, reducing impact and burning of the expanding gas on the elastic gas storage chamber.
5. The blasting dust settling air bag sprinkler as recited in claim 1, wherein the internal elastic air storage bag is rapidly inflated to squeeze water in the water storage bag to be sprayed out of the water spray holes of the one-way water discharge valve to form a spray.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011586044.9A CN112807901A (en) | 2020-12-29 | 2020-12-29 | Blasting dust fall gasbag watering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011586044.9A CN112807901A (en) | 2020-12-29 | 2020-12-29 | Blasting dust fall gasbag watering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112807901A true CN112807901A (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011586044.9A Pending CN112807901A (en) | 2020-12-29 | 2020-12-29 | Blasting dust fall gasbag watering device |
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| CN (1) | CN112807901A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155203A (en) * | 2022-07-07 | 2022-10-11 | 浙江曹娥通风设备有限公司 | Fire smoke guiding and treating device and using method thereof |
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| CN201979869U (en) * | 2011-01-05 | 2011-09-21 | 刘艺 | Pressing ink pumping device |
| CN202315048U (en) * | 2011-09-23 | 2012-07-11 | 李民 | Automatic fire-extinguishing device |
| CN104107609A (en) * | 2014-07-02 | 2014-10-22 | 中国长江三峡集团公司 | Combined dust settling method for large-area excavation and explosion in water conservancy and hydropower project |
| CN106643363A (en) * | 2016-12-31 | 2017-05-10 | 何洪彬 | Shot hole plugging device for coal mine underground excavation |
| CN209844508U (en) * | 2019-05-09 | 2019-12-24 | 杭州同联电力电子科技有限公司 | Explosion-proof type high tension cable pipeline shutoff is pressed from both sides |
| KR20200001384U (en) * | 2018-12-17 | 2020-06-25 | 보평그린(주) | Fine Dust Removing System using the Facility comprising the Street Light |
| CN111735357A (en) * | 2020-07-06 | 2020-10-02 | 武汉理工大学 | A novel water gasbag for structure blasting damping and dust fall |
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2020
- 2020-12-29 CN CN202011586044.9A patent/CN112807901A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201979869U (en) * | 2011-01-05 | 2011-09-21 | 刘艺 | Pressing ink pumping device |
| CN202315048U (en) * | 2011-09-23 | 2012-07-11 | 李民 | Automatic fire-extinguishing device |
| CN104107609A (en) * | 2014-07-02 | 2014-10-22 | 中国长江三峡集团公司 | Combined dust settling method for large-area excavation and explosion in water conservancy and hydropower project |
| CN106643363A (en) * | 2016-12-31 | 2017-05-10 | 何洪彬 | Shot hole plugging device for coal mine underground excavation |
| KR20200001384U (en) * | 2018-12-17 | 2020-06-25 | 보평그린(주) | Fine Dust Removing System using the Facility comprising the Street Light |
| CN209844508U (en) * | 2019-05-09 | 2019-12-24 | 杭州同联电力电子科技有限公司 | Explosion-proof type high tension cable pipeline shutoff is pressed from both sides |
| CN111735357A (en) * | 2020-07-06 | 2020-10-02 | 武汉理工大学 | A novel water gasbag for structure blasting damping and dust fall |
Non-Patent Citations (1)
| Title |
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| 韦爱勇: "《火工药剂的性能与制造》", 31 January 2019, 国防工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155203A (en) * | 2022-07-07 | 2022-10-11 | 浙江曹娥通风设备有限公司 | Fire smoke guiding and treating device and using method thereof |
| CN115155203B (en) * | 2022-07-07 | 2023-08-11 | 浙江曹娥通风设备有限公司 | Fire smoke guiding treatment device and application method thereof |
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Application publication date: 20210518 |
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