CN114439530A - Ventilation system for underground single-head roadway - Google Patents
Ventilation system for underground single-head roadway Download PDFInfo
- Publication number
- CN114439530A CN114439530A CN202011202504.3A CN202011202504A CN114439530A CN 114439530 A CN114439530 A CN 114439530A CN 202011202504 A CN202011202504 A CN 202011202504A CN 114439530 A CN114439530 A CN 114439530A
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- Prior art keywords
- module
- air
- pipe
- fan
- air inlet
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- 238000009423 ventilation Methods 0.000 title claims abstract description 29
- 239000007789 gas Substances 0.000 claims description 33
- 230000000007 visual effect Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 3
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/04—Air ducts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/008—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Ventilation (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention provides an underground single-headed tunnel ventilation system, belongs to the technical field of underground ventilation systems, and aims to solve the problem that the underground single-headed tunnel is inconvenient to ventilate; comprises a control unit and a ventilation unit; the control unit comprises a processor module, and a power supply module, a signal converter module, a motor control module, an early warning module, a controller module, a memory module and a plurality of gas detectors which are electrically connected with the processor module; the ventilation unit comprises an air inlet fan, an air inlet pipe, a return fan, a return air pipe, an electromagnetic valve and a plurality of pipe fans; the design of the invention can realize the circulation of air in the underground single-head roadway and keep the smoothness of air circulation; when harmful gas concentration content was too high in can realizing the air in the one-end tunnel, take out the harmful gas fast and leave the tunnel and supply into fresh air, for the operation personnel provide sufficient reaction time, guarantee borehole operation personnel's safety and the going on smoothly of exploitation work.
Description
Technical Field
The invention relates to the technical field of underground ventilation systems, in particular to an underground single-head roadway ventilation system.
Background
At present, ventilation system in the only tunnel in the pit can not effectively realize the air flow in the only tunnel, and when harmful gas concentration was too high in the tunnel, can not take out harmful gas fast from the tunnel in, threatens borehole operation personnel's safety, and is unfavorable for going on smoothly of exploitation work.
Disclosure of Invention
Aiming at the technical defects, the invention aims to provide an underground single-head roadway ventilation system which can realize the circulation of air in the underground single-head roadway and keep the smoothness of the air circulation; when harmful gas concentration content was too high in can realizing the air in the one-end tunnel, take out the harmful gas fast and leave the tunnel and supply into fresh air, for the operation personnel provide sufficient reaction time, guarantee borehole operation personnel's safety and the going on smoothly of exploitation work.
In order to solve the technical problems, the invention adopts the following technical scheme:
a ventilation system of an underground single-head roadway is characterized by comprising a control unit and a ventilation unit; the control unit comprises a processor module, and a power supply module, a signal converter module, a motor control module, an early warning module, a controller module, a memory module and a plurality of gas detectors which are electrically connected with the processor module;
the ventilation unit comprises an air inlet fan, an air inlet pipe, a return fan, a return air pipe, an electromagnetic valve and a plurality of pipe fans; the air inlet machine is fixedly connected with the air inlet pipe; the air return fan is fixedly connected with the air return pipe; the electromagnetic valve is fixed on the air inlet pipe; the pipe fans are respectively fixed on the side walls of the air inlet pipe and the air return pipe; the air inlet fan, the air return fan, the electromagnetic valve and the pipe fan are respectively and electrically connected with the controller module;
the processor module is used for controlling and processing information of the ventilation system;
the power supply module is used for supplying power to the control unit;
the signal converter module is used for converting the detection data of the gas detector;
the motor control module is used for controlling the start and stop of the air inlet fan, the air return fan and the pipe fan;
the early warning module is used for judging whether the concentration of the harmful gas reaches an early warning limit or not;
the controller module is used for controlling the opening and closing of the electromagnetic valve;
the memory module is used for storing all data information of the ventilation system;
the gas detector is used for detecting oxygen, hydrogen sulfide, carbon monoxide and combustible gas in the single-head roadway in real time.
Preferably, an audible and visual alarm is further included; the audible and visual alarm is electrically connected with the controller module.
The invention has the beneficial effects that: the design of the invention can realize the circulation of air in the underground single-head roadway and keep the smoothness of air circulation; when harmful gas concentration content was too high in can realizing the air in the one-end tunnel, take out the harmful gas fast and leave the tunnel and supply into fresh air, for the operation personnel provide sufficient reaction time, guarantee borehole operation personnel's safety and the going on smoothly of exploitation work.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a block diagram of a control unit of a ventilation system for an underground single-headed roadway according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a ventilation unit of a down-hole single-heading tunnel ventilation system according to an embodiment of the present invention.
Description of reference numerals:
the device comprises a gas detector 1, a pipe fan 2, a return air pipe 3, a return air fan 4, an electromagnetic valve 5, an air inlet pipe 6 and an air inlet fan 7.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms "in", "upper", "lower", "lateral", "inner", etc. indicate directions or positional relationships based on those shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 2, a ventilation system for a blind alley in a well includes a control unit and a ventilation unit; the control unit comprises a processor module, and a power supply module, a signal converter module, a motor control module, an early warning module, a controller module, a memory module and a plurality of gas detectors 1 which are electrically connected with the processor module;
the ventilation unit comprises an air inlet fan 7, an air inlet pipe 6, a return fan 4, a return air pipe 3, an electromagnetic valve 5 and a plurality of pipe fans 2; the air inlet fan 7 is fixedly connected with the air inlet pipe 6; the air return fan 4 is fixedly connected with the air return pipe 3; the electromagnetic valve 5 is fixed on the air inlet pipe 6; the pipe blower 2 is respectively fixed on the side walls of the air inlet pipe 6 and the air return pipe 3; the air inlet fan 7, the air return fan 4, the electromagnetic valve 5 and the pipe fan 2 are respectively electrically connected with the controller module; the air inlet pipe 6 and the air return pipe 3 are fixedly arranged in an underground single-head tunnel, the air inlet pipe 6 is arranged below the tunnel, the air return pipe 3 is arranged above the tunnel, and the air inlet pipe 6 and the air return pipe 3 are arranged at the oblique angle of the tunnel, so that the distance between the air inlet pipe 6 and the air return pipe 3 is the farthest; the electromagnetic valve 5 of the air inlet pipe 6 is arranged at the inner end position of the single-headed tunnel, and the air inlet fan 7 is arranged at the outer end position of the single-headed tunnel; a return air fan 4 of the return air pipe 3 is arranged at the inner end position of the single-ended roadway; the air inlet pipe 6 and the pipe fan 2 on the air return pipe 3 are arranged oppositely; the gas detector 1 is arranged on a wall in a roadway and used for detecting the concentration of harmful gas in the air;
the processor module is used for controlling and processing the information of the ventilation system;
the power supply module is used for supplying power to the control unit;
the signal converter module is used for converting the detection data of the gas detector 1;
the motor control module is used for controlling the start and stop of the air inlet fan 7, the air return fan 4 and the pipe fan 2;
the early warning module is used for judging whether the concentration of the harmful gas reaches an early warning limit or not;
the controller module is used for controlling the opening and closing of the electromagnetic valve 5;
the memory module is used for storing all data information of the ventilation system;
the gas detector 1 is a four-in-one gas detector for detecting oxygen, hydrogen sulfide, carbon monoxide and combustible gas in a single-headed roadway in real time.
Furthermore, the device also comprises an audible and visual alarm; audible-visual annunciator and controller module electric connection, when gas detection appearance 1 detected harmful gas concentration in the air in the one-end tunnel and exceeded the early warning value, audible-visual annunciator can send out the police dispatch newspaper, reminds borehole operation personnel to notice that harmful gas exceeds standard.
When the air conditioner is used, the electromagnetic valve 5 is opened, and the return air fan 4 and the pipe air fan 2 are stopped; the air inlet machine 7 is started to send air into the deep part of the underground single-headed tunnel and discharge the air from the electromagnetic valve 5, and the air in the single-headed tunnel flows outwards under pressure to the main tunnel to realize air circulation in the single-headed tunnel; when the gas detector 1 detects that the concentration of harmful gas in a single-end tunnel exceeds an early warning value, the pipe blower 2 is started, the pipe blower 2 on the air inlet pipe 6 pumps air in the air inlet pipe 6 outwards, the pipe blower 2 on the air return pipe 3 sucks the air into the tunnel, the electromagnetic valve 5 is closed, the air return fan 4 is opened, and the air return fan 4 pumps the air in the tunnel into the air return pipe 3; the vertical circulation of air between the air inlet pipe 6 and the air return pipe 3 is realized, harmful gas in the roadway is quickly pumped into the air return pipe 3, and fresh air is supplemented into the roadway.
The design of the invention can realize the circulation of air in the underground single-head roadway and keep the smoothness of air circulation; when harmful gas concentration content was too high in can realizing the air in the one-end tunnel, take out the harmful gas fast and leave the tunnel and supply into fresh air, for the operation personnel provide sufficient reaction time, guarantee borehole operation personnel's safety and the going on smoothly of exploitation work.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (2)
1. A ventilation system of an underground single-head roadway is characterized by comprising a control unit and a ventilation unit; the control unit comprises a processor module, and a power supply module, a signal converter module, a motor control module, an early warning module, a controller module, a memory module and a plurality of gas detectors which are electrically connected with the processor module;
the ventilation unit comprises an air inlet fan, an air inlet pipe, a return fan, a return air pipe, an electromagnetic valve and a plurality of pipe fans; the air inlet machine is fixedly connected with the air inlet pipe; the air return fan is fixedly connected with the air return pipe; the electromagnetic valve is fixed on the air inlet pipe; the pipe fans are respectively fixed on the side walls of the air inlet pipe and the air return pipe; the air inlet fan, the air return fan, the electromagnetic valve and the pipe fan are respectively and electrically connected with the controller module;
the processor module is used for controlling and processing information of the ventilation system;
the power supply module is used for supplying power to the control unit;
the signal converter module is used for converting the detection data of the gas detector;
the motor control module is used for controlling the start and stop of the air inlet fan, the air return fan and the pipe fan;
the early warning module is used for judging whether the concentration of the harmful gas reaches an early warning limit or not;
the controller module is used for controlling the opening and closing of the electromagnetic valve;
the memory module is used for storing all data information of the ventilation system;
the gas detector is used for detecting oxygen, hydrogen sulfide, carbon monoxide and combustible gas in the single-head roadway in real time.
2. The ventilation system for the single-headed underground roadway of claim 1, further comprising an audible and visual alarm; the audible and visual alarm is electrically connected with the controller module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011202504.3A CN114439530A (en) | 2020-11-02 | 2020-11-02 | Ventilation system for underground single-head roadway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011202504.3A CN114439530A (en) | 2020-11-02 | 2020-11-02 | Ventilation system for underground single-head roadway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114439530A true CN114439530A (en) | 2022-05-06 |
Family
ID=81356757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011202504.3A Pending CN114439530A (en) | 2020-11-02 | 2020-11-02 | Ventilation system for underground single-head roadway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114439530A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653662A (en) * | 2022-11-18 | 2023-01-31 | 太原理工大学 | Ventilation system of long-distance single-head roadway |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1869402A (en) * | 2005-05-27 | 2006-11-29 | Cft股份有限公司 | Ventilation device for laneway grubbing with roadheader |
| CN102661163A (en) * | 2012-05-03 | 2012-09-12 | 耿秀 | Mine gas, blasting fume and dust separation ventilation system |
| CN204253088U (en) * | 2014-12-01 | 2015-04-08 | 义煤集团新义矿业有限公司 | A kind of coalmine ventilation equipment |
| CN106640198A (en) * | 2016-12-28 | 2017-05-10 | 河南工业和信息化职业学院 | Coal mine underground roadway ventilation alarm device |
| CN106908217A (en) * | 2017-02-24 | 2017-06-30 | 山东科技大学 | A kind of distinguished and admirable humiture pilot system of dead face based on three-dimensional PIV |
| CN110307173A (en) * | 2019-05-22 | 2019-10-08 | 无锡市双超风机有限公司 | A kind of coal mine downhole safety control system |
-
2020
- 2020-11-02 CN CN202011202504.3A patent/CN114439530A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1869402A (en) * | 2005-05-27 | 2006-11-29 | Cft股份有限公司 | Ventilation device for laneway grubbing with roadheader |
| CN102661163A (en) * | 2012-05-03 | 2012-09-12 | 耿秀 | Mine gas, blasting fume and dust separation ventilation system |
| CN204253088U (en) * | 2014-12-01 | 2015-04-08 | 义煤集团新义矿业有限公司 | A kind of coalmine ventilation equipment |
| CN106640198A (en) * | 2016-12-28 | 2017-05-10 | 河南工业和信息化职业学院 | Coal mine underground roadway ventilation alarm device |
| CN106908217A (en) * | 2017-02-24 | 2017-06-30 | 山东科技大学 | A kind of distinguished and admirable humiture pilot system of dead face based on three-dimensional PIV |
| CN110307173A (en) * | 2019-05-22 | 2019-10-08 | 无锡市双超风机有限公司 | A kind of coal mine downhole safety control system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653662A (en) * | 2022-11-18 | 2023-01-31 | 太原理工大学 | Ventilation system of long-distance single-head roadway |
| CN115653662B (en) * | 2022-11-18 | 2024-01-30 | 太原理工大学 | Ventilating system of long-distance single-head roadway |
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