CN112539077A - Mining wisdom ventilation system - Google Patents
Mining wisdom ventilation system Download PDFInfo
- Publication number
- CN112539077A CN112539077A CN202011384626.9A CN202011384626A CN112539077A CN 112539077 A CN112539077 A CN 112539077A CN 202011384626 A CN202011384626 A CN 202011384626A CN 112539077 A CN112539077 A CN 112539077A
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- air pipe
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- 238000009423 ventilation Methods 0.000 title claims abstract description 215
- 238000005065 mining Methods 0.000 title claims description 13
- 239000002184 metal Substances 0.000 claims abstract description 53
- 239000008187 granular material Substances 0.000 claims description 9
- 239000002245 particle Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
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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
- E21F1/006—Ventilation at the working face of galleries or tunnels
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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
- E21F1/08—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
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/20—Drawing-off or depositing dust
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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
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
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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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a mine intelligent ventilation system, relates to the technical field of mine ventilation systems, and aims to solve the problems that an existing mine ventilation system in the prior art is built by means of an internal framework of a mine, and the ventilation system is required to be added inwards continuously along with continuous extension of a channel, so that the whole ventilation system can construct a certain load for a support frame in a mine tunnel, and the stability of an ore body is influenced. The mine body ventilation device is characterized in that the ventilation system is arranged in the mine body channel, the mine body channel is of a rectangular structure, the ventilation system comprises an in-mine ventilation unit, a ventilation pipeline unit and a mine body supporting framework, the in-mine ventilation unit and the in-mine ventilation unit are identical in structure, the in-mine ventilation unit and the in-mine ventilation unit are connected through the ventilation pipeline unit, the in-mine ventilation unit and the in-mine ventilation unit both comprise metal ventilation boxes, and the metal ventilation boxes are located at the tops of the inner sides of the mine body channel.
Description
Technical Field
The invention relates to the technical field of mine ventilation systems, in particular to a mine intelligent ventilation system.
Background
The mine ventilation system is a general term of a mine ventilation mode, a ventilation method and a ventilation network, and comprises fan control, a CO sensor, traffic state detection, fire alarm control and TC control. The working principle of the ventilation system is as follows: the central computer and the TC collect data from the CO detector, the traffic status detection and the fire alarm to automatically switch on and off the fans at different positions and at different levels. The central computer and the TC continuously collect and analyze data from the tunnel, and when the data reach the alarm level, the system is connected with the fan according to the alarm level. The main basis of the classification of the alarm levels is CO concentration, the number of the started fans is mainly based on whether the detected CO concentration reaches preset thresholds of each level, and the thresholds of each level and the interval time of the fan starting can be freely set in a central computer according to the growth trend of traffic flow. Fire disaster areas (1-4) defined in a single tunnel are in fire, fans which do not belong to the fire disaster areas are closed, fans which belong to the fire disaster areas are opened, meanwhile, smoke generated by big fire can enter another tunnel through a cross channel in the tunnel, and influence is brought to vehicles running at high speed (two tunnels are required to be closed during tunnel fire), so that 2 groups of fans at the openings of adjacent tunnels are started to accelerate smoke exhaust speed by a ventilation program when the fans of the tunnel are started. In addition, managers can manually switch on the selected fans in the central computer, the tunnel management room PLC control cabinet and the tunnel TC according to use requirements, and control the forward rotation and the reverse rotation of the fans.
However, the existing mine ventilation system is built by depending on the internal architecture of the mine, and the ventilation system is also continuously added inwards along with the continuous extension of the channel, so that the whole ventilation system can construct a certain load for a support frame in the mine tunnel, and the stability of an ore body is influenced; therefore, the existing requirements are not met, and the mining intelligent ventilation system is provided for the requirement.
Disclosure of Invention
The invention aims to provide an intelligent ventilation system for mines, which aims to solve the problem that the existing mine ventilation system proposed in the background art is built by relying on the internal framework of a mine, and the ventilation system is continuously added inwards along with the continuous extension of a channel, so that the whole ventilation system can construct a certain load for a support frame in a mine tunnel, and the stability of an ore body is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a mining intelligent ventilation system comprises a ventilation system, wherein the ventilation system is arranged in an ore body channel, the ore body channel is arranged to be of a rectangular structure, the ventilation system comprises an in-mine ventilation unit, a ventilation pipeline unit and an ore body supporting framework, the in-mine ventilation unit and the in-mine ventilation unit are identical in structure, the in-mine ventilation unit and the in-mine ventilation unit are connected through the ventilation pipeline unit, the in-mine ventilation unit and the in-mine ventilation unit both comprise metal ventilation boxes, the metal ventilation boxes are located at the top of the inner side of the ore body channel, pipeline switching bellows are arranged at the top of the metal ventilation boxes and connected with the metal ventilation boxes through bolts, first air pipe ports are arranged on the surfaces of the two sides of the pipeline switching bellows, and a second air pipe port is arranged on one side of each first air pipe port, the first air pipe port and the second air pipe port extend into the pipeline transfer air box, and the two sides of the metal air exchange box body are provided with beam combination grooves.
Preferably, the bottom of metal box of taking a breath is provided with granule filter element group spare, and granule filter element group spare and metal box of taking a breath pass through the draw-in groove and are connected, the inboard at metal box both ends of taking a breath is provided with the grid frame of taking a breath, and takes a breath grid frame and pipeline switching bellows through connection.
Preferably, the both ends of metal box bottom portion of taking a breath all are provided with hydraulic pressure supporting foot frame, and hydraulic pressure supporting foot frame passes through anchor screw with the ore body passageway and is connected, the top of hydraulic pressure supporting foot frame is provided with interior exhibition extension branch, and interior exhibition extension branch and hydraulic pressure supporting foot frame telescopic connection, interior exhibition extension branch passes through bolted connection with the metal box of taking a breath.
Preferably, the ventilation pipeline unit comprises a blower conveying assembly, a first ventilation air pipe and a second ventilation air pipe, an exhaust fan is arranged inside the blower conveying assembly, a ventilation fan is arranged on one side of the exhaust fan, and the exhaust fan and the ventilation fan are connected with the blower conveying assembly through screws.
Preferably, the exhaust fan is connected with the first air exchange air pipe through a flange, the ventilation fan is connected with the second air exchange air pipe through a flange, the first air exchange air pipe is connected with the port of the first air pipe through a flange, and the second air exchange air pipe is connected with the port of the second air pipe through a flange.
Preferably, the first ventilation air pipe is communicated with the in-mine ventilation unit, and the second ventilation air pipe is communicated with the in-mine ventilation unit.
Preferably, the ore body supporting framework comprises a beam suspension clamp and an ore body supporting beam, the ore body supporting beam is connected with the ore body channel through the beam suspension clamp, and the ore body supporting beam is connected with the metal ventilation box body through a beam combination groove.
Preferably, the distance between the in-mine ventilation unit and the in-mine ventilation unit is 15-20 meters.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the mine ventilation system, the in-mine exhaust units and the in-mine ventilation units are arranged in the mine body at intervals, the adjacent in-mine exhaust units and the adjacent in-mine ventilation units are connected by the ventilation pipeline units, each section of ventilation pipeline unit is provided with the air conveying and supplying machine assembly, the inward conveying of external air and the outward conveying of internal air are realized by the exhaust fan and the ventilation fan in the air conveying and supplying machine assembly, the whole system connects the mine body supporting beam with the supporting structure in the mine body through the beam suspension clamp, the stability of the internal supporting structure is strengthened, and meanwhile, the mine body supporting beam is arranged on two sides of the top of the metal ventilation box body, so that the internal supporting structure is prevented from being deformed when the mine body slightly collapses, and the metal ventilation box body is prevented from being damaged;
2. the top of the metal ventilation box body is provided with a pipeline switching air box, the surfaces of two sides of the pipeline switching air box are provided with a first air pipe port and a second air pipe port, the first air pipe port and the second air pipe port extend into the pipeline switching air box, the first air pipe port and the second air pipe port are in different opening and closing states in different ventilation units, in an air exhaust unit, the first air pipe port is in an opening state, the second air pipe port is in a closing state, and when the ventilation units are arranged, the first air pipe port is in the closing state, and the second air pipe port is in the opening state;
3. according to the invention, the particle filter element assembly is arranged at the bottom of the metal ventilation box body, the ventilation grating frames are arranged on the inner sides of the two ends of the metal ventilation box body, ventilation and air exhaust operations can be realized through the ventilation grating frames, and no matter output air or input air needs to pass through the filter element structure in the particle filter element assembly, particles in the air are intercepted through the particle filter element assembly, so that a large amount of particles are prevented from entering the inside of a ventilation pipeline to cause unnecessary blockage.
Drawings
FIG. 1 is an overall front view of the present invention;
FIG. 2 is a schematic structural view of an in-mine ventilation unit according to the present invention;
FIG. 3 is a schematic diagram of the construction of the ventilation circuit unit of the present invention;
FIG. 4 is a schematic structural view of a conveyor fan assembly of the present invention;
fig. 5 is a schematic structural diagram of an ore body supporting framework according to the present invention.
In the figure: 1. a ventilation system; 2. an ore body passage; 3. an in-mine ventilation unit; 4. an in-mine ventilation unit; 5. a ventilation pipe unit; 6. a metal ventilation box body; 7. a hydraulic support leg; 8. an extending strut is arranged inside; 9. an anchoring screw; 10. a ventilation grille frame; 11. a particulate filter element assembly; 12. the pipeline is connected with an air box; 13. a first air duct port; 14. a second air duct port; 15. a beam combination groove; 16. a first ventilation air duct; 17. a second ventilation air pipe; 18. a blower assembly; 19. an exhaust fan; 20. a ventilation fan; 21. an ore body support framework; 22. a beam suspension clamp; 23. the ore body supports the cross beam.
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.
Referring to fig. 1-5, an embodiment of the present invention is shown: a mining intelligent ventilation system comprises a ventilation system 1, ventilation operation of air exhaust and ventilation can be synchronously realized, so that air in an ore body channel 2 is purified, a good working environment is ensured, the ventilation system 1 is arranged in the ore body channel 2, the ore body channel 2 is set to be of a rectangular structure, the ventilation system 1 comprises an in-mine ventilation unit 3, an in-mine ventilation unit 4, a ventilation pipeline unit 5 and an ore body supporting framework 21, the in-mine ventilation unit 3 and the in-mine ventilation unit 4 are of the same structure and are different in communication, the in-mine ventilation unit 3 is used for sucking and exhausting air in the ore body, the in-mine ventilation unit 4 is used for inputting external air into the ore body to dilute harmful gas in the ore body, the in-mine ventilation unit 3 and the in-mine ventilation unit 4 are connected through the ventilation pipeline unit 5, the ventilation pipeline unit 5 can simultaneously realize ventilation operation of ventilation and air exhaust, the in-mine ventilation unit 3 and the in-mine ventilation unit 4 both comprise a metal ventilation box body 6, the metal ventilation box body 6 is positioned at the top of the inner side of the ore body channel 2, the metal ventilation box body 6 is attached to the top of the ore body channel 2, a supporting structure in the ore body is not required to be supported, and the supporting structure can be assisted to support the ore body, a pipeline switching bellows 12 is arranged at the top of the metal ventilation box body 6, the pipeline switching bellows 12 is connected with the metal ventilation box body 6 through bolts, first air pipe ports 13 are arranged on the surfaces of two sides of the pipeline switching bellows 12, a second air pipe port 14 is arranged on one side of the first air pipe port 13, the first air pipe port 13 and the second air pipe port 14 extend to the inside of the pipeline switching bellows 12, and the first air pipe port 13 and the second air pipe port 14 are in different opening and closing states in different ventilation units, in the unit of airing exhaust, first tuber pipe port 13 is in the open mode, and second tuber pipe port 14 is then in the closed mode, and when in the ventilation unit, first tuber pipe port 13 is in the closed mode, and second tuber pipe port 14 is then in the open mode, and the both sides of metal box 6 of taking a breath all are provided with crossbeam combination groove 15, are convenient for make up with the crossbeam structure of both sides, promote the crushing resistance of metal box 6 of taking a breath.
Further, the bottom of metal box 6 of taking a breath is provided with granule filter element group spare 11, and granule filter element group spare 11 is connected through the draw-in groove with metal box 6 of taking a breath, the inboard at metal box 6 both ends of taking a breath is provided with the grid frame 10 of taking a breath, and take a breath grid frame 10 and pipeline switching bellows 12 through connections, can realize ventilation and the operation of airing exhaust through taking a breath grid frame 10, and no matter be the air of output or the air of input all must pass through the inside filter core structure of granule filter element group spare 11, intercept the particulate matter in the air through granule filter element group spare 11, prevent that a large amount of granules from entering the inside of the pipeline of taking a breath and causing unnecessary.
Furthermore, both ends of the bottom of the metal ventilation box body 6 are provided with hydraulic supporting foot frames 7, the hydraulic supporting foot frames 7 are connected with the ore body channel 2 through anchoring screws 9, an inner extending support rod 8 is arranged above the hydraulic supporting foot frames 7, the inner extending support rod 8 is telescopically connected with the hydraulic support foot rests 7, the inner extending support rod 8 is connected with the metal ventilation box body 6 through bolts, two groups of hydraulic support foot rests 7 at the bottom of the metal ventilation box body 6 are horizontally placed in the ore body channel 2 during installation, then the anchoring screw 9 is nailed into the ground level of the ore body channel 2 through the hydraulic supporting foot stool 7, the metal ventilation box body 6 is prevented from toppling during the use process, after the hydraulic support foot rest 7 is fixed, the installation height of the metal ventilation box body 6 is adjusted through the inward extending support rod 8, and enough internal space is reserved for workers and instruments to pass through.
Further, the ventilation pipeline unit 5 comprises a ventilation blower assembly 18, a first ventilation air pipe 16 and a second ventilation air pipe 17, an exhaust blower 19 is arranged inside the ventilation blower assembly 18, a ventilation blower 20 is arranged on one side of the exhaust blower 19, the exhaust blower 19 and the ventilation blower 20 are connected with the ventilation blower assembly 18 through screws, the adjacent in-mine exhaust unit 3 and the in-mine ventilation unit 4 are connected through the ventilation pipeline unit 5, the ventilation pipeline unit 5 is provided with the ventilation blower assembly 18 on each section, and inward conveying of outside air and outward conveying of inside air are realized through the exhaust blower 19 and the ventilation blower 20 inside the ventilation blower assembly 18.
Further, the exhaust fan 19 is flange-connected to the first ventilation air duct 16, the ventilation fan 20 is flange-connected to the second ventilation air duct 17, the first ventilation air duct 16 is flange-connected to the first air duct port 13, and the second ventilation air duct 17 is flange-connected to the second air duct port 14.
Further, the first ventilation air pipe 16 is connected with the in-mine ventilation unit 3 in a penetrating manner, the second ventilation air pipe 17 is connected with the in-mine ventilation unit 4 in a penetrating manner, the first ventilation air pipe 16 connected with the exhaust fan 19 can extract gas in the mine through the in-mine ventilation unit 3, and the second ventilation air pipe 17 connected with the ventilation fan 20 can convey outside air into the mine through the in-mine ventilation unit 4.
Further, ore body supporting framework 21 includes that the crossbeam suspends clamp 22 and ore body supporting beam 23 in midair, and ore body supporting beam 23 suspends clamp 22 through the crossbeam and is connected with ore body passageway 2 in midair, ore body supporting beam 23 passes through crossbeam combination groove 15 with metal ventilation box 6 and is connected, suspend clamp 22 through the crossbeam during use and be connected ore body supporting beam 23 with the inside bearing structure of ore body, the stability of inside bearing structure is consolidated in the help, place ore body supporting beam 23 in the both sides at metal ventilation box 6 top simultaneously, thereby can avoid the ore body when slightly collapsing inside bearing structure warp and cause the damage to metal ventilation box 6.
Further, the distance between the in-mine ventilation unit 3 and the in-mine ventilation unit 4 is 15-20 meters, and the maximum range and the minimum range which can be covered by ventilation are guaranteed.
The working principle is as follows: when the mine ventilation device is used, two groups of hydraulic support foot rests 7 at the bottom of a metal ventilation box body 6 are horizontally placed in an ore body channel 2, then the hydraulic support foot rests 7 penetrate through the hydraulic support foot rests 7 through anchor screws 9 to be nailed into the ground level of the ore body channel 2, the situation that the metal ventilation box body 6 topples over in the using process is prevented, the hydraulic support foot rests 7 are fixed, the installation height of the metal ventilation box body 6 is adjusted through the inward extending support rods 8, enough internal space is reserved for workers and instruments to pass through, then the in-mine ventilation units 3 and the in-mine ventilation units 4 are installed in the ore body according to the interval arrangement, the adjacent in-mine ventilation units 3 and the adjacent in-mine ventilation units 4 are connected through the ventilation pipeline units 5, each section of ventilation pipeline units 5 is provided with the air conveying blower assembly 18, and the inward conveying of external air and the outward conveying of the internal air are realized through the exhaust fan 19 and the ventilation fan 20 in the air conveying blower assembly 18 Carry, hang in midair through the crossbeam at last and clamp 22 and be connected ore body supporting beam 23 and the supporting structure of ore body inside, the stability of inside supporting structure is consolidated in the help, places ore body supporting beam 23 in the both sides at metal box 6 tops of taking a breath simultaneously, thereby can avoid the ore body to appear when slightly collapsing inside supporting structure warp and cause the damage to metal box 6 of taking a breath.
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.
Claims (8)
1. The utility model provides a mining wisdom ventilation system, includes ventilation system (1), its characterized in that: the mine body ventilation device is characterized in that the ventilation system (1) is arranged in the mine body channel (2), the mine body channel (2) is of a rectangular structure, the ventilation system (1) comprises an in-mine ventilation unit (3), an in-mine ventilation unit (4), a ventilation pipeline unit (5) and a mine body supporting framework (21), the in-mine ventilation unit (3) and the in-mine ventilation unit (4) are identical in structure, the in-mine ventilation unit (3) and the in-mine ventilation unit (4) are connected through the ventilation pipeline unit (5), the in-mine ventilation unit (3) and the in-mine ventilation unit (4) both comprise metal ventilation boxes (6), the metal ventilation boxes (6) are located at the top of the inner side of the mine body channel (2), pipeline switching air boxes (12) are arranged at the top of the metal ventilation boxes (6), and the pipeline switching air boxes (12) are connected with the metal ventilation boxes (6) through bolts, the surface of pipeline switching bellows (12) both sides is provided with first tuber pipe port (13), and one side of first tuber pipe port (13) is provided with second tuber pipe port (14), first tuber pipe port (13) and second tuber pipe port (14) extend to the inside of pipeline switching bellows (12), the both sides of metal box (6) of taking a breath all are provided with crossbeam combination groove (15).
2. The intelligent mining ventilation system of claim 1, wherein: the bottom of metal box (6) of taking a breath is provided with granule filter element subassembly (11), and granule filter element subassembly (11) is connected through the draw-in groove with metal box (6) of taking a breath, the inboard at metal box (6) both ends of taking a breath is provided with grille frame (10) of taking a breath, and grille frame (10) of taking a breath and pipeline switching bellows (12) through connections.
3. The intelligent mining ventilation system of claim 1, wherein: the both ends of metal breather box (6) bottom all are provided with hydraulic pressure supporting foot rest (7), and hydraulic pressure supporting foot rest (7) are connected through anchor screw (9) with ore body passageway (2), the top of hydraulic pressure supporting foot rest (7) is provided with interior exhibition and extends branch (8), and interior exhibition extends branch (8) and hydraulic pressure supporting foot rest (7) telescopic connection, interior exhibition extends branch (8) and passes through bolted connection with metal breather box (6).
4. The intelligent mining ventilation system of claim 1, wherein: the ventilation pipeline unit (5) comprises a blower conveying component (18), a first ventilation air pipe (16) and a second ventilation air pipe (17), an exhaust fan (19) is arranged inside the blower conveying component (18), a ventilation fan (20) is arranged on one side of the exhaust fan (19), and the exhaust fan (19) and the ventilation fan (20) are connected with the blower conveying component (18) through screws.
5. The intelligent mining ventilation system of claim 4, wherein: the exhaust fan (19) is connected with the first ventilation air pipe (16) through a flange, the ventilation fan (20) is connected with the second ventilation air pipe (17) through a flange, the first ventilation air pipe (16) is connected with the first air pipe port (13) through a flange, and the second ventilation air pipe (17) is connected with the second air pipe port (14) through a flange.
6. The intelligent mining ventilation system of claim 5, wherein: the first ventilation air pipe (16) is communicated with the in-mine ventilation unit (3), and the second ventilation air pipe (17) is communicated with the in-mine ventilation unit (4).
7. The intelligent mining ventilation system of claim 1, wherein: ore body supporting framework (21) suspend clamp (22) and ore body supporting beam (23) including the crossbeam in midair, and ore body supporting beam (23) suspend clamp (22) through the crossbeam and be connected with ore body passageway (2), ore body supporting beam (23) are passed through crossbeam combination groove (15) with metal case of taking a breath (6) and are connected.
8. The intelligent mining ventilation system of claim 1, wherein: the distance between the in-mine ventilation unit (3) and the in-mine ventilation unit (4) is 15-20 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011384626.9A CN112539077B (en) | 2020-12-01 | 2020-12-01 | Mining wisdom ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011384626.9A CN112539077B (en) | 2020-12-01 | 2020-12-01 | Mining wisdom ventilation system |
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| Publication Number | Publication Date |
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| CN112539077A true CN112539077A (en) | 2021-03-23 |
| CN112539077B CN112539077B (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011384626.9A Active CN112539077B (en) | 2020-12-01 | 2020-12-01 | Mining wisdom ventilation system |
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| CN (1) | CN112539077B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO347318B1 (en) * | 2022-06-28 | 2023-09-18 | Erik Aaby | System and method for pressure cleaning of tunnels |
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| CN108049906A (en) * | 2017-12-10 | 2018-05-18 | 贵州大学 | A kind of underground coal mine compound ventilation air-changing device |
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| CN110685934A (en) * | 2019-10-07 | 2020-01-14 | 泰州市荣诚纸制品有限公司 | Bidirectional ventilator for coal mine tunnel |
| CN211230525U (en) * | 2019-11-12 | 2020-08-11 | 邵林进 | Mining ventilation unit |
| CN211623469U (en) * | 2019-11-11 | 2020-10-02 | 山西汾河焦煤股份有限公司三交河煤矿 | Protective structure for coal mine ventilation |
| CN111810213A (en) * | 2020-07-07 | 2020-10-23 | 南华大学 | Air interchanger for underground mining |
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2020
- 2020-12-01 CN CN202011384626.9A patent/CN112539077B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049906A (en) * | 2017-12-10 | 2018-05-18 | 贵州大学 | A kind of underground coal mine compound ventilation air-changing device |
| CN209011864U (en) * | 2018-10-24 | 2019-06-21 | 祁东县鸟江大岭铅锌矿业有限公司 | A kind of mine ventilation system |
| CN110685934A (en) * | 2019-10-07 | 2020-01-14 | 泰州市荣诚纸制品有限公司 | Bidirectional ventilator for coal mine tunnel |
| CN211623469U (en) * | 2019-11-11 | 2020-10-02 | 山西汾河焦煤股份有限公司三交河煤矿 | Protective structure for coal mine ventilation |
| CN211230525U (en) * | 2019-11-12 | 2020-08-11 | 邵林进 | Mining ventilation unit |
| CN111810213A (en) * | 2020-07-07 | 2020-10-23 | 南华大学 | Air interchanger for underground mining |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO347318B1 (en) * | 2022-06-28 | 2023-09-18 | Erik Aaby | System and method for pressure cleaning of tunnels |
| WO2024005648A1 (en) * | 2022-06-28 | 2024-01-04 | Erik Aaby | System and method for pressure cleaning of a tunnel |
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| Publication number | Publication date |
|---|---|
| CN112539077B (en) | 2023-02-28 |
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