CN112682088A - Dry type dust removal process of development machine - Google Patents
Dry type dust removal process of development machine Download PDFInfo
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- CN112682088A CN112682088A CN202011590879.1A CN202011590879A CN112682088A CN 112682088 A CN112682088 A CN 112682088A CN 202011590879 A CN202011590879 A CN 202011590879A CN 112682088 A CN112682088 A CN 112682088A
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- 239000000428 dust Substances 0.000 title claims abstract description 99
- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000008569 process Effects 0.000 title claims abstract description 38
- 230000005641 tunneling Effects 0.000 claims abstract description 48
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000000605 extraction Methods 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 6
- 238000010410 dusting Methods 0.000 claims 2
- 239000007921 spray Substances 0.000 abstract 1
- 230000018109 developmental process Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 4
- 238000003912 environmental pollution Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention discloses a dry type dust removal process of a heading machine, belongs to the technical field of roadway heading, and aims to solve the problem of serious dust emission in the existing mine heading operation. Which comprises the following steps: (1) constructing a dust removal system: arranging a plurality of air suction barrels on the tunneling machine, connecting the air suction barrels with a rigid air exhaust pipe, connecting the rigid air exhaust pipe with a bag-type dust remover, and then connecting the bag-type dust remover with a dust removal fan; (2) constructing a dust sealing system: a nozzle which sprays air to the periphery is arranged around the heading machine along the cross section, and the nozzle is connected with a pressure fan through an air inlet hose; (3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway. The invention is suitable for the tunneling dry dust removal process.
Description
Technical Field
The invention belongs to the technical field of roadway excavation, and particularly relates to a dry type dust removal process of an excavator.
Background
With the aging structure of mine operators, fewer and fewer operators can engage in the front-line operation of mines, particularly the tunneling of roadways. The existing construction process can generate a large amount of dust in the process of tunneling a roadway, the dust pollution is serious, and the working environment in the roadway is severe. This not only has environmental pollution, also does not contribute to the health of the first-line operation personnel simultaneously. Therefore, how to solve the problem of serious dust emission in the existing tunneling operation has important research significance.
Disclosure of Invention
The invention aims to: the dry type dust removal process of the heading machine is provided, and the problem of serious dust emission in the existing mine heading operation is solved.
The technical scheme adopted by the invention is as follows:
a dry type dust removal process of a heading machine comprises the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of air suction cylinders, the air suction cylinders are connected with a rigid air extraction pipe, the rigid air extraction pipe is connected with an air inlet of a box body of a bag-type dust remover, and an air outlet of the bag-type dust remover is connected with a dust removal fan;
(2) constructing a dust sealing system: a plurality of nozzles for spraying air to the periphery are arranged on the cross section of the tunneling machine body along the mounting frame, and the nozzles are connected with a pressure fan through an air inlet hose;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
Further, 30 filter bags are arranged in the bag-type dust collector.
Further, a pressure detection device is arranged at the outlet of the nozzle.
Further, the nozzle is a fan-shaped flat nozzle.
Furthermore, the cylinder mouth of the air suction cylinder is in a horn mouth shape.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, by starting the dust removal fan, dust generated in the tunneling process enters the rigid exhaust pipe through the air draft tube and then enters the bag-type dust remover for filtering, and is finally exhausted and removed, and meanwhile, the pressure fan is started to provide compressed air for the nozzle, so that airflow sprayed by the nozzle forms a boundary air barrier on the cross section in the roadway, the boundary air barrier does not influence the sight of a driver and the operation space, and simultaneously can protect operating personnel, the problem of serious dust raise in the existing tunneling operation is solved, the environmental pollution is effectively reduced, the working environment of the operating personnel is improved, and the health of the operating personnel is facilitated.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A dry type dust removal process of a heading machine comprises the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of air suction cylinders, the air suction cylinders are connected with a rigid air extraction pipe, the rigid air extraction pipe is connected with an air inlet of a box body of a bag-type dust remover, and an air outlet of the bag-type dust remover is connected with a dust removal fan;
(2) constructing a dust sealing system: a plurality of nozzles for spraying air to the periphery are arranged on the cross section of the tunneling machine body along the mounting frame, and the nozzles are connected with a pressure fan through an air inlet hose;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
Further, 30 filter bags are arranged in the bag-type dust collector.
Further, a pressure detection device is arranged at the outlet of the nozzle.
Further, the nozzle is a fan-shaped flat nozzle.
Furthermore, the cylinder mouth of the air suction cylinder is in a horn mouth shape.
In the implementation process of the invention, by starting the dust removal fan, dust generated in the tunneling process enters the rigid exhaust pipe through the air draft tube and then enters the bag-type dust collector for filtering, and finally is exhausted and removed, and simultaneously, the pressure fan is started to provide compressed air for the nozzle, so that airflow sprayed by the nozzle forms a boundary air barrier on the cross section in the roadway, the boundary air barrier does not influence the sight of a driver and the operation space, and simultaneously can protect operating personnel, the problem of serious dust raise in the existing tunneling operation is solved, the environmental pollution is effectively reduced, the working environment of the operating personnel is improved, and the health of the operating personnel is facilitated.
Example 1
A dry type dust removal process of a heading machine comprises the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of air suction barrels, the air suction barrels are connected with a rigid air extraction pipe, the rigid air extraction pipe is connected with an air inlet of a box body of a bag-type dust remover, an air outlet of the bag-type dust remover is connected with a dust removal fan, and 30 filter bags are arranged in the bag-type dust remover;
(2) constructing a dust sealing system: a plurality of nozzles for spraying air to the periphery are arranged on the cross section of the tunneling machine body along the mounting frame, and the nozzles are connected with a pressure fan through an air inlet hose;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
Example 2
A dry type dust removal process of a heading machine comprises the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of air suction barrels, the air suction barrels are connected with a rigid air extraction pipe, the rigid air extraction pipe is connected with an air inlet of a box body of a bag-type dust remover, an air outlet of the bag-type dust remover is connected with a dust removal fan, and 30 filter bags are arranged in the bag-type dust remover;
(2) constructing a dust sealing system: a plurality of nozzles for spraying air to the periphery are arranged on the cross section of the tunneling machine body along the mounting frame, the nozzles are connected with a pressure fan through an air inlet hose, and a pressure detection device is arranged at the outlet of each nozzle;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
Example 3
A dry type dust removal process of a heading machine comprises the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of air suction barrels, the air suction barrels are connected with a rigid air extraction pipe, the rigid air extraction pipe is connected with an air inlet of a box body of a bag-type dust remover, an air outlet of the bag-type dust remover is connected with a dust removal fan, and 30 filter bags are arranged in the bag-type dust remover;
(2) constructing a dust sealing system: a plurality of nozzles for jetting air to the periphery are arranged on the cross section of the tunneling machine body along the cross section through a mounting frame, the nozzles are connected with a blower fan through an air inlet hose, a pressure detection device is arranged at the outlet of each nozzle, and each nozzle is a fan-shaped flat nozzle;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
Example 4
A dry type dust removal process of a heading machine comprises the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of suction cylinders, the cylinder openings of the suction cylinders are in a horn mouth shape, the suction cylinders are connected with a rigid exhaust pipe, the rigid exhaust pipe is connected with an air inlet of a box body of a bag-type dust remover, an air outlet of the bag-type dust remover is connected with a dust removal fan, and 30 filter bags are arranged in the bag-type dust remover;
(2) constructing a dust sealing system: a plurality of nozzles for spraying air to the periphery are arranged on the cross section of the tunneling machine body along the mounting frame, and the nozzles are connected with a pressure fan through an air inlet hose;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A dry type dust removal process of a heading machine is characterized by comprising the following steps:
(1) constructing a dust removal system: the front part and the back part of a main shaft of the development machine are respectively provided with a plurality of air suction cylinders, the air suction cylinders are connected with a rigid air extraction pipe, the rigid air extraction pipe is connected with an air inlet of a box body of a bag-type dust remover, and an air outlet of the bag-type dust remover is connected with a dust removal fan;
(2) constructing a dust sealing system: a plurality of nozzles for spraying air to the periphery are arranged on the cross section of the tunneling machine body along the mounting frame, and the nozzles are connected with a pressure fan through an air inlet hose;
(3) tunneling and dedusting: in the tunneling process of the tunneling machine, a dust removal fan is started, dust generated in the tunneling process enters a rigid air exhaust pipe through an air suction barrel and then enters a bag-type dust remover to be finally exhausted and removed, and meanwhile, a pressure fan is started and provides compressed air for a nozzle to enable airflow sprayed by the nozzle to form a boundary air barrier on the cross section in the roadway.
2. A dry type dust removal process for a heading machine according to claim 1, wherein 30 filter bags are arranged in the bag-type dust remover.
3. A dry dusting process of a heading machine according to claim 1, wherein a pressure detecting device is provided at the outlet of the nozzle.
4. A dry dusting process of a heading machine according to claim 1 or 3, wherein the nozzle is a fan-shaped flat nozzle.
5. A dry dust removal process for a heading machine as claimed in claim 1 wherein the mouth of the suction funnel is flared.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011590879.1A CN112682088A (en) | 2020-12-29 | 2020-12-29 | Dry type dust removal process of development machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011590879.1A CN112682088A (en) | 2020-12-29 | 2020-12-29 | Dry type dust removal process of development machine |
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| CN112682088A true CN112682088A (en) | 2021-04-20 |
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| CN202011590879.1A Pending CN112682088A (en) | 2020-12-29 | 2020-12-29 | Dry type dust removal process of development machine |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324191A (en) * | 2007-06-14 | 2008-12-17 | 兖州煤业股份有限公司 | Dust removal method and apparatus of common drivage working surface |
| CN101324190A (en) * | 2007-06-14 | 2008-12-17 | 兖州煤业股份有限公司 | Method and device for closely removing dust of development machine |
| CN102003200A (en) * | 2010-11-01 | 2011-04-06 | 杭州洪裕重工机械有限公司 | Small mining combined dust remover |
| CN102383825A (en) * | 2011-11-18 | 2012-03-21 | 扬州市扬子钣金制造有限公司 | Mine cylinder type dust catcher |
| CN102400702A (en) * | 2011-11-18 | 2012-04-04 | 扬州市扬子钣金制造有限公司 | Mining horizontal type dry-process filter bag dust remover |
| CN107213739A (en) * | 2017-07-20 | 2017-09-29 | 中国矿业大学(北京) | A kind of New Coal Mine efficient composite wet scrubber |
| CN111577376A (en) * | 2020-05-15 | 2020-08-25 | 中国矿业大学 | Mine driving face dust removal method |
| CN111878153A (en) * | 2020-05-12 | 2020-11-03 | 大连亿斯德特种智能装备有限公司 | Coal mine dust removal system and dust removal method |
-
2020
- 2020-12-29 CN CN202011590879.1A patent/CN112682088A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101324191A (en) * | 2007-06-14 | 2008-12-17 | 兖州煤业股份有限公司 | Dust removal method and apparatus of common drivage working surface |
| CN101324190A (en) * | 2007-06-14 | 2008-12-17 | 兖州煤业股份有限公司 | Method and device for closely removing dust of development machine |
| CN102003200A (en) * | 2010-11-01 | 2011-04-06 | 杭州洪裕重工机械有限公司 | Small mining combined dust remover |
| CN102383825A (en) * | 2011-11-18 | 2012-03-21 | 扬州市扬子钣金制造有限公司 | Mine cylinder type dust catcher |
| CN102400702A (en) * | 2011-11-18 | 2012-04-04 | 扬州市扬子钣金制造有限公司 | Mining horizontal type dry-process filter bag dust remover |
| CN107213739A (en) * | 2017-07-20 | 2017-09-29 | 中国矿业大学(北京) | A kind of New Coal Mine efficient composite wet scrubber |
| CN111878153A (en) * | 2020-05-12 | 2020-11-03 | 大连亿斯德特种智能装备有限公司 | Coal mine dust removal system and dust removal method |
| CN111577376A (en) * | 2020-05-15 | 2020-08-25 | 中国矿业大学 | Mine driving face dust removal method |
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Application publication date: 20210420 |