CN109538280B - Self-pressing type cooling and dedusting system utilizing mine aquifer - Google Patents
Self-pressing type cooling and dedusting system utilizing mine aquifer Download PDFInfo
- Publication number
- CN109538280B CN109538280B CN201811213154.3A CN201811213154A CN109538280B CN 109538280 B CN109538280 B CN 109538280B CN 201811213154 A CN201811213154 A CN 201811213154A CN 109538280 B CN109538280 B CN 109538280B
- Authority
- CN
- China
- Prior art keywords
- water
- roadway
- well
- mine
- main
- Prior art date
- 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.)
- Active
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F3/00—Cooling or drying of air
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
Abstract
The invention provides a self-pressure type cooling and dedusting system utilizing a mine aquifer, which relates to the technical field of air conditioning and solves the technical problem of dust fall and cooling of air by recycling the abandoned mine, the system comprises a mine tunnel, a ventilation mechanism, a water taking mechanism and a cooling and dedusting mechanism, the ventilation mechanism is arranged in the mine tunnel, the water taking mechanism takes water from the aquifer at the upper part of the mine, the cooling and dedusting mechanism is arranged in the mine tunnel and uses the water obtained by the water taking mechanism for cooling and dedusting, the mine tunnel mainly comprises a main well, an auxiliary well, a shaft bottom yard and a big tunnel, the ventilation mechanism comprises a fan, the water taking mechanism comprises a water guide drilling hole, a flow control valve, a water pressure monitoring device and an orifice sealing device, the cooling and dedusting mechanism comprises a water spray nozzle, a water pipe and a dedusting net, the system utilizes the original tunnel and a ventilation system of the mine and the natural water pressure of the, the automatic operation of the cooling and dedusting mechanism of the system is realized, and the implementation cost is low.
Description
Technical Field
The invention relates to the technical field of air conditioning, in particular to an automatic adjusting system for air cooling and dust removal by utilizing confined water in a water-containing layer of a waste mine.
Background
At present, in the mining process, a large amount of goafs can be formed after the mining of metal mines or nonmetal mines is finished, and a large amount of abandoned mines are generated every year along with the mining of coal and other mineral resources in China. The existing treatment method for the abandoned mine mostly adopts a landfill mode, and the treatment method cannot realize the complete utilization of the abandoned mine. In addition, the change of ground ecological environment caused by mining, especially the bad weather such as sand storm and high temperature, causes the destruction of natural environment and economic loss, and along with the warming of global climate, the high temperature weather has great influence on epidemic prevention, agricultural production and human life, and especially the continuous high temperature weather causes great inconvenience to the economy and people's life. In order to solve the problem of maximum utilization of economic benefits and ecological benefits of the abandoned mine and improve the influence of severe weather such as high temperature, sand dust and the like on the environment, the treatment and utilization of the abandoned mine need to be further improved.
Disclosure of Invention
The invention provides a self-pressure type cooling and dedusting system using a mine aquifer, aiming at solving the technical problem of dust fall and cooling of air by recycling a waste mine, and the specific technical scheme is as follows.
A self-pressure type cooling and dust removing system utilizing a mine aquifer comprises a mine roadway, a ventilation mechanism, a water taking mechanism and a cooling and dust removing mechanism; the ventilation mechanism is arranged in a roadway of the mine, the water taking mechanism takes water from an aquifer at the upper part of the mine, and the temperature-reducing and dust-removing mechanism is arranged in the roadway; the mine roadway comprises a main well, an auxiliary well, a bottom-hole parking lot and a main roadway, and the ventilation mechanism comprises a fan; the water taking mechanism comprises a water guide drilling hole, a flow control valve, a water pressure monitoring device and an orifice sealing device, the water guide drilling hole is communicated with the roadway and the aquifer, the orifice sealing device is arranged at the connecting end of the water guide drilling hole and the roadway, the water pressure monitoring device is arranged on the water pipe, and the flow control valve is arranged at the downstream of the water pressure monitoring device; the cooling and dust removing mechanism comprises a water mist sprayer, a water pipe and a dust removing net, the water mist sprayer is arranged on the water pipe in the roadway, and the dust removing net is arranged on the section of the roadway at intervals.
Preferably, the mine roadway further comprises a connecting roadway, the bottom-hole train yard comprises a main shaft bottom-hole train yard and an auxiliary shaft bottom-hole train yard, the main shaft is connected with the main shaft bottom-hole train yard, the main shaft bottom-hole train yard is connected with the main roadway, the main roadway is communicated with the main shaft bottom-hole train yard and the auxiliary shaft bottom-hole train yard, and the auxiliary shaft bottom-hole train yard is communicated with the atmosphere through the auxiliary shaft.
Further preferably, the main well and the auxiliary well are arranged in a dispersed arrangement mode, and the distance between the well mouth of the main well and the well mouth of the auxiliary well is more than 1000 m.
Still further preferably, the fan is arranged at the wellhead of the main well, and the fan at the wellhead of the main well is a press-in fan; the fan is arranged at the well mouth of the auxiliary well, and the fan at the well mouth of the auxiliary well is a draw-out fan.
Preferably, the dust removing nets are arranged in a group along the section of the roadway at intervals of 3-10m in the roadway, a group of water mist spray nozzles are simultaneously arranged at the arrangement positions of the dust removing nets, and a group of water mist spray nozzles are arranged in the middle between the dust removing nets.
Preferably, each group of the water mist nozzles is provided with two rows, each row of the water mist nozzles comprises branch water pipes and a plurality of nozzles, and the nozzles are arranged in a vertically and reversely staggered manner.
Still further preferably, the water pipe adopts two way water supply, and the branch water pipe position of every group water smoke shower nozzle forms annular pipe network.
Preferably, a water guide pipe is arranged in the water guide drilling hole, and a filtering cover is arranged at the contact end of the water guide pipe and the water-bearing layer; and a filtering device is arranged at the upstream of the water pressure monitoring device on the water pipe.
Preferably, a high water absorption gel material is arranged in the orifice sealing device, and the high water absorption gel material comprises a high water content material, gypsum powder and fly ash.
The beneficial effects of the invention include:
(1) the original tunnel and ventilation system of the abandoned mine are utilized, and the natural water pressure of the aquifer continuously supplies water for the cooling and dedusting system, so that the automatic operation of the cooling and dedusting mechanism of the system is realized, and the continuity and stability of the water for cooling and dedusting are ensured by the natural water pressure and the height difference of the aquifer.
(2) The cost is reduced by utilizing the original roadway and mine ventilation system, the air in the roadway is cooled and dedusted through the dedusting net and the water mist sprayer in the roadway, especially the dedusting net and the water mist sprayer are jointly arranged, so that the wetting of the dedusting net is ensured, the dedusting effect is improved, and the branch water pipe adopts two water supplies for forming the annular pipe network to ensure the working pressure and the working stability of the sprayer.
(3) The filtering devices are arranged on the water pipe and the water guide pipe to ensure that the normal work of the spray head is not blocked, the filtering cover on the water guide pipe can ensure the cleanness of water taken at the pressure-bearing water taking position, and the orifice sealing device adopts high water absorption gel material to ensure the sealing performance of the orifice.
In addition, the invention has the advantages of low implementation cost, environmental protection, good automatic water spraying sustainability and the like.
Drawings
FIG. 1 is a schematic structural diagram of a self-pressure type cooling and dedusting system using a mine aquifer;
FIG. 2 is a schematic diagram of the arrangement of water mist nozzles on the section of a roadway;
FIG. 3 is a schematic view of a conduit structure within an aqueous layer;
in the figure: 1-mine laneway; 11-a main well; 12-auxiliary well; 13-a bottom hole yard; 131-main well bottom yard; 132-auxiliary shaft bottom yard; 14-main lane; 15-connecting lane; 16-a damper; 2-a ventilation mechanism; 21-a fan; 3-a water taking mechanism; 31-water guiding drilling; 311-a water conduit; 312-a filter housing; 32-a flow control valve; 33-water pressure monitoring means; 34-an orifice sealing device; 4-cooling and dedusting mechanism; 41-water mist spray head; 42-a water pipe; 43-a dust removal net; 44-branch water pipe; 5-aqueous layer.
Detailed Description
Referring to fig. 1 to 3, the embodiment of the self-pressure type cooling and dust removing system using the mine aquifer provided by the invention is as follows.
The utility model provides an utilize autogenous pressure formula cooling dust pelletizing system of mine aquifer specifically includes mine tunnel 1, ventilation mechanism 2, water intaking mechanism 3 and cooling dust pelletizing mechanism 4, utilizes the original tunnel of abandonment mine and ventilation system to and the natural water pressure of aquifer 5 continuously supplies water for cooling dust pelletizing system, has realized the automatic operation of this system cooling dust pelletizing mechanism. Ventilation mechanism 2 arranges in mine tunnel 1, leave to establish original mine tunnel 1 ventilation facility can, through the drilling switch-on aquifer 5 and tunnel in contact tunnel 15, water intaking mechanism 3 is from the aquifer 5 water intaking in mine upper portion, and cooling dust removal mechanism 4 sets up and utilizes the water of aquifer 5 to cool down the dust removal in the tunnel.
The mine roadway 1 comprises a main well 11, an auxiliary well 12, a shaft bottom parking lot 13 and a main roadway 14, the ventilation mechanism 2 comprises a fan 21, and the mine roadway further comprises a connecting roadway 15. The bottom-hole yard 13 comprises a main-hole bottom-hole yard 131 and an auxiliary-hole bottom-hole yard 132, the main hole 11 is connected with the main-hole bottom-hole yard 131, the main-hole bottom-hole yard 131 is connected with the main roadway 14, the main roadway 14 is communicated with the main-hole bottom-hole yard 131 and the auxiliary-hole bottom-hole yard 132, and the auxiliary-hole bottom-hole yard 132 is communicated with the atmosphere through an auxiliary hole. The connecting roadway 15 is connected with a main shaft bottom yard 131, and a throttle 16 is arranged at the connection position. The main well 11 and the auxiliary well 12 are arranged in a dispersed arrangement mode, the distance between the well mouth of the main well 11 and the well mouth of the auxiliary well 12 is at least larger than 1000m, and the main well 11 and the auxiliary well 12 are ensured not to generate ventilation interference. The fan 21 is arranged at the wellhead of the main well 11, and the fan at the wellhead of the main well 11 is a press-in fan. The fan 21 can also be arranged at the mouth of the auxiliary well, the fan at the mouth of the auxiliary well 12 is a draw-out fan, and the fans can be arranged at the mouths of the main well 11 and the auxiliary well 12 at the same time, so that the ventilation efficiency is accelerated.
The water taking mechanism 3 comprises a water guide drilling hole 31, a flow control valve 32, a water pressure monitoring device 33 and an orifice sealing device 34, the water guide drilling hole 31 is communicated with a roadway and a water-containing layer, the orifice sealing device 34 is arranged at the connecting end of the water guide drilling hole and the roadway, the water pressure monitoring device 33 is arranged on a water pipe 42, the water storage state of the confined water and the water flow state in the water pipe are monitored in real time, and the flow control valve 32 is arranged at the downstream of the water pressure monitoring device 33, so that the real-time monitoring of the water pressure is ensured, and the water flow is controlled. The orifice sealing device 34 is internally provided with a high water absorption gel material which comprises a high water content material, gypsum powder and fly ash, the material has good water retention performance, can meet the hole sealing requirement and ensures that confined water containing aquifers cannot protrude or leak along holes. The water guide pipe 311 is arranged in the water guide drilling hole 31, the contact end of the water guide pipe 311 and the aquifer 5 is provided with the filter cover 312, the cleanness of water taking and the blockage of a water mist spray head are guaranteed, the upstream of the water pressure monitoring device 33 on the water pipe 42 is provided with the filter device, and the filter device can guarantee the normal work of the water pressure monitoring device and the control valve.
Cooling dust removal mechanism 4 includes water smoke shower nozzle 41, water pipe 42 and dust removal net 43, and water smoke shower nozzle 41 sets up on water pipe 42 in the tunnel, and dust removal net 43 interval sets up on the tunnel section, uses water smoke shower nozzle 41 can fully to the tunnel in the air dustproof processing of cooling, and the last watering of dust removal net 43 is handled and is more favorable to removing dust under the wet state of dust removal net, and further the effect of cooling has also been promoted, and is more abundant to the utilization of water. The dust removing nets 43 are arranged in a group along the section of the roadway every 3-10m in the main roadway, a group of water mist nozzles 41 are simultaneously arranged at the arrangement part of the dust removing nets 43, and a group of water mist nozzles 41 are arranged in the middle between the dust removing nets 43. The water mist nozzles 41 are arranged in two rows in each group, each row of water mist nozzles comprises branch water pipes and a plurality of nozzles, and the nozzles are arranged in a vertically and reversely staggered manner. The water pipe adopts two ways to supply water, and the branch water pipe position of every group water smoke shower nozzle 41 forms the annular pipe network, adopts two ways to supply water to guarantee shower nozzle operating pressure and job stabilization nature.
When the self-pressing type cooling and dedusting system of the mine aquifer is used for construction, firstly, a drilling test is carried out on the aquifer at the upper part of the mine, the water pressure is tested, and a proper water taking position is selected; then arranging a water taking mechanism 3 and a cooling and dust removing mechanism 4 for pipeline installation and testing, and connecting the water taking mechanism 3 and the cooling and dust removing mechanism 4 after the testing is finished; and finally, opening the fan 21, and closing the air door 16 to form a system ventilation dust fall and cooling loop for continuous work. The method also has the advantages of low implementation cost, environmental protection, good automatic water spraying sustainability and the like.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art may make modifications, alterations, additions or substitutions within the spirit and scope of the present invention.
Claims (3)
1. A self-pressure type cooling and dust removing system utilizing a mine aquifer is characterized by comprising a mine roadway, a ventilation mechanism, a water taking mechanism and a cooling and dust removing mechanism;
the mine roadway comprises a main well, an auxiliary well, a well bottom yard, a main roadway and a connection roadway, wherein the well bottom yard comprises a main well bottom yard and an auxiliary well bottom yard, the main well is connected with the main well bottom yard, the main well bottom yard is connected with the main roadway, the main roadway is communicated with the main well bottom yard and the auxiliary well bottom yard, and the auxiliary well bottom yard is communicated with the atmosphere through the auxiliary well; the connecting roadway is connected with a main well bottom yard; the main well and the auxiliary well are arranged in a dispersed arrangement mode, and the distance between the well mouth of the main well and the well mouth of the auxiliary well is more than 1000 m;
the ventilation mechanism is arranged in a mine roadway and comprises a fan; the fan is arranged at the wellhead of the main well, and the fan at the wellhead of the main well is a press-in fan; the fan is also arranged at the well mouth of the auxiliary well, and the fan at the well mouth of the auxiliary well is a draw-out fan;
the water taking mechanism takes water from an aquifer at the upper part of a mine, the water taking mechanism comprises a water guide drilling hole, a flow control valve, a water pressure monitoring device and an orifice sealing device, the water guide drilling hole is communicated with a communication roadway and the aquifer, the orifice sealing device is arranged at the connecting end of the water guide drilling hole and the communication roadway, the water pressure monitoring device is arranged on a water pipe in the communication roadway, and the flow control valve is arranged at the downstream of the water pressure monitoring device; a water guide pipe is arranged in the water guide drilling hole, and a filter cover is arranged at the contact end of the water guide pipe and the aquifer; a filtering device is arranged at the upstream of the water pressure monitoring device on the water pipe in the connecting roadway;
the cooling and dedusting mechanism is arranged in the main roadway; the cooling and dedusting mechanism comprises a water mist spray head, a water pipe and a dedusting net, the water mist spray head is arranged on the water pipe in the main roadway, and the dedusting net is arranged on the section of the main roadway at intervals; the water mist spray heads are arranged in two rows in each group, each row of water mist spray heads comprises branch water pipes and a plurality of spray heads, and the spray heads are arranged in a vertically and reversely staggered manner; the water pipes in the main lane adopt two ways of water supply, and each group of water mist spray heads form an annular pipe network at the positions of the branch water pipes.
2. The self-pressing type temperature and dust reducing system utilizing the mine aquifer according to claim 1, wherein the dust removing nets are arranged in groups along the section of the roadway at intervals of 3-10m in the roadway, a group of water mist nozzles are simultaneously arranged at the arrangement positions of the dust removing nets, and a group of water mist nozzles are arranged in the middle between the dust removing nets.
3. The system of claim 1, wherein the orifice sealing device is provided with a high water absorption gel material, and the high water absorption gel material comprises a high water content material, gypsum powder and fly ash.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213154.3A CN109538280B (en) | 2018-10-18 | 2018-10-18 | Self-pressing type cooling and dedusting system utilizing mine aquifer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811213154.3A CN109538280B (en) | 2018-10-18 | 2018-10-18 | Self-pressing type cooling and dedusting system utilizing mine aquifer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109538280A CN109538280A (en) | 2019-03-29 |
| CN109538280B true CN109538280B (en) | 2021-01-15 |
Family
ID=65844242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811213154.3A Active CN109538280B (en) | 2018-10-18 | 2018-10-18 | Self-pressing type cooling and dedusting system utilizing mine aquifer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109538280B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593937B (en) * | 2019-10-21 | 2020-12-15 | 青岛理工大学 | Movable type ventilation, dust removal and cooling integrated device for mine underground roadway driving face |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269008B (en) * | 2011-08-18 | 2013-04-17 | 中煤矿山建设集团有限责任公司 | System for reducing mine temperature by use of constant-temperature water bearing formation |
| CN203022792U (en) * | 2012-12-03 | 2013-06-26 | 唐山开滦广汇设备制造有限公司 | Coal mine underground refuge chamber refrigerating device |
| CN204476458U (en) * | 2015-03-02 | 2015-07-15 | 霍州煤电集团霍源通新产业投资有限公司 | A kind of underground mine use dust guard efficiently |
| CN204511498U (en) * | 2015-03-16 | 2015-07-29 | 陈国强 | Mining tunnel comprehensively catches dirt purifier |
| CN205760384U (en) * | 2016-05-25 | 2016-12-07 | 煤炭工业济南设计研究院有限公司 | A kind of haze processing system based on abandoned mine |
| CN206600185U (en) * | 2017-03-17 | 2017-10-31 | 六盘水师范学院 | A kind of underground mine use dust guard |
| CN206694061U (en) * | 2017-05-03 | 2017-12-01 | 贵州理工学院 | A kind of mine underground dustproof device |
-
2018
- 2018-10-18 CN CN201811213154.3A patent/CN109538280B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109538280A (en) | 2019-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103266909B (en) | Dust removal method of working face coal dust in tunneling coal cutting of roadway unit and dust removal chamber | |
| CN207715171U (en) | A kind of drop shaft ore discharging port wet dust removal purification system | |
| CN102373942B (en) | Air curtain and water mist linked system for preventing and controlling dust on comprehensive excavation surfaces | |
| CN109538280B (en) | Self-pressing type cooling and dedusting system utilizing mine aquifer | |
| CN201502395U (en) | Mine centralized control timing air-flow purifying drenching installation | |
| CN210768659U (en) | Anti-icing system of dust removal water tank for rock drilling construction in alpine region | |
| CN201262096Y (en) | High-efficiency cooling device for working surface | |
| CN103817127A (en) | Dust control system and method | |
| CN206000564U (en) | A kind of depositing dust in flexible transport tunnel for mine, cooling system | |
| CN206397538U (en) | A kind of water mist dust fall device of utilization tunnel high-pressure water pipe | |
| CN205856504U (en) | Blast furnace iron notch spray dust-arrest device | |
| CN205128238U (en) | Novel wide angle turbulent flow atomizer | |
| CN101328812A (en) | Wind pressuring arrangement method of deep well and mine | |
| CN104879158A (en) | Dry type drilled hole orifice dust elimination and noise reduction device and implementation method thereof | |
| CN205011034U (en) | Strength slagging -off conveying system | |
| CN204412058U (en) | A kind of coupling synergy mass transfer apparatus of wet desulfurization system | |
| CN210070115U (en) | Hydraulic engineering working face trades wind cooling and water yield control recorder | |
| CN206190312U (en) | Air -water linkage spraying device | |
| CN202348316U (en) | Air screen and water mist linkage system for preventing fully mechanized excavation face dusts | |
| CN203452833U (en) | Mining foam dust settling device | |
| CN208330447U (en) | A kind of tunnel veil dust-extraction unit | |
| CN204637860U (en) | A kind of environmental protection type sprinkling dust pelletizing system | |
| CN206321107U (en) | A kind of low leakage rotary type flue gas heat-exchange unit based on air curtain sealing system | |
| CN204897951U (en) | Blast furnace stokehold dust removing facility | |
| CN219733453U (en) | Automatic high-pressure air-water spraying device of attached cantilever tunneling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |