CN206129244U - Colliery water resources regionalization is mining system in advance - Google Patents
Colliery water resources regionalization is mining system in advance Download PDFInfo
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- CN206129244U CN206129244U CN201621095762.5U CN201621095762U CN206129244U CN 206129244 U CN206129244 U CN 206129244U CN 201621095762 U CN201621095762 U CN 201621095762U CN 206129244 U CN206129244 U CN 206129244U
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Abstract
The utility model discloses a colliery water resources regionalization is mining system in advance, colliery water resources regionalization is mining system in advance includes water resource mining system and water resource irrigation and drainage system, water resource mining system is including being used for stretching into regional tubular well, first water pump and the pipeline that draws water of water resource exploitation, water resource irrigation and drainage system includes water storage space, second water pump and drainage pipe, the one end of pipeline of drawing water lies in in the tubular well, the other end with the water inlet fluid intercommunication of first water pump, first water pump is located the tubular well is outside, the water storage space is located the low reaches of first water pump delivery port, drainage pipe's one end is located in the water storage space, the other end with the water inlet fluid intercommunication of second water pump, the second water pump is located the water storage space is outside. The utility model discloses a system's and method for prevents, develops, protects and restore the regional water resource of coal mining according to actual conditions, realizes the water resource and protects in advance.
Description
Technical field
This utility model belongs to Coal Mining Technology field and water resources comprehensive utilization field, is related to a kind of water resources in coal mines
The pre- mining system of subregion.
Background technology
The amount of storage of the coal of China accounts for the first in the world, is coal production, consumes all very huge country.With coal
The rising of demand, coal mining amount is also correspondingly improved.At present mainly there are two kinds of coal mining forms the country, including outdoor opens
Adopt and underground mining.The mode of underground mining coal is very easy to appearance sinking, top board and country rock and is caving, and causes water-bearing layer to be broken
Even there is the problem that ground surface subsides in bad, all kinds of quick seepages of water-bearing layer subsoil water and outer row.The side of strip mining transformation coal
Formula is segmented into peeling off soil and destroys, and causes the subsidence and ground fissure of minery and surrounding area, causes river
Seepage, river course deforms, stops, dries up, so as to affect the farming and plant growing in soil, or even existing landslide, mud-rock flow
The problems such as.Groundwater flow can be to a great extent destroyed during cutting coal, under causing level of ground water to occur quickly
Drop, makes a big impact to the hydrology, coal mining also polluted underground water and surface water to a certain extent.In the mistake of coal mining
Cheng Zhong, because drainage sunk well expense is of a relatively high, most of enterprise is all expelled directly out no treated sewage, so as to lead
There are groundwater resources and is destroyed in cause.There are two kinds of water-retaining production modes at present, be respectively jacking of floor and reduction leeding water rent
Band height etc..Jacking of floor be to carrying out slip casting reinforcing where base plate water proof weakness, reducing permeability and improve anti-pressure ability,
Realize the purpose reinforced and block；Reducing the height of leaking crevice belt can pass through separate zone production, filling mining, overlying strata separation layer grouting
The mode such as method and Striping noise is realized.Existing water-retaining production is takes counter-measure in progress of coal mining, belongs to
Passive Defence, inevitably to local water resource pollutes and loses.It is visitor that coal mining affects destruction water resource
Reality is seen, the key technology difficulty of impact destruction of the coal mining to water resource how is controlled, mitigates.
Utility model content
The purpose of this utility model is to provide a kind of pre- mining system of water resources in coal mines subregion and method, this utility model
System and method according to practical situation the water resource in coal mining region is prevented, is developed, protected and is repaired, realize water
Resource is protected in advance, is reduced colliery mine pit water discharge, is reduced drainage sunk well expense, the quick multiple mesh for repairing local environment
Mark.
For achieving the above object, this utility model provides a kind of pre- mining system of water resources in coal mines subregion, the colliery
The pre- mining system of water resources regionalization includes water resource mining system and water resource irrigation and drainage system；The water resource mining system includes
For stretching into pipe well, the first water pump and the pumping conduit of water resource production zone, the water resource irrigation and drainage system includes that water storage is empty
Between, the second water pump and drainage pipeline；One end of the pumping conduit is located in the pipe well, the other end and first water pump
Water inlet is in fluid communication, and first water pump is located at outside the pipe well；The water space is located at first water pump water outlet
The downstream of mouth；One end of the drainage pipeline is located in the water space, the water inlet stream of the other end and second water pump
Body is connected；The outlet of second water pump is located at outside the water space.
Preferably, the depth of the pipe well is less than 200 meters, and the nozzle diameter of pipe well is 50-1000 millimeters.
Preferably, the pipe well include wall casing, the filter of middle and lower part and positioned at the well in the wall casing
Precipitation tube described in wall pipe below filter.
Preferably, one kind or several in the material selection steel of the wall casing, cast iron, concrete, ceramics and engineering plastics
Kind.
Preferably, the filter includes filtering skeleton and being filled in filtering intraskeletal filtrate.
Preferably, the filtration skeleton is bar material, and the hole of the circular or bar shaped being in fluid communication up and down is provided with it
Road, the filtrate is filled in the duct, and the filtrate is porous material or the sand gravel matched somebody with somebody with level or cobble.
Preferably, the one kind or many of the material of the precipitation tube in steel, cast iron, concrete, ceramics and engineering plastics
Kind.
This utility model also provides a kind of water resources in coal mines subregion pre- recovery method, and the method includes：
1), coal mining region is detected, to determine water resources in coal mines thickness, area, recharge of ground water passage and lead
Aquaporin developmental state；
2), according to the mining sequence in coal mining region, coal mining region is divided into into Z1, Z2, Z3..., Zn, and to coal
Conduit pipe and subsoil water circulating area between ore deposit production zone carries out boring grouting reinforcing；
3), to coal mining region Z1Underground latent water layer and artesian aquifer adopt colliery water provided by the utility model
The pre- mining system groundwater abstraction of resource partitioning is simultaneously delivered to the water space, is then dug up mine；Wherein, the subsoil water
Extraction amount be W1, W1=W11+W12；W11For coal mining region Z1Underground latent water layer groundwater run off, W11=μ11·F11·
h11, μ11For the specific yield of underground latent water layer, F11For the area of underground latent water layer, h11For the thickness of underground latent water layer；W12For coal
Ore deposit production zone Z1Artesian aquifer groundwater run off, W12=μ12·F12·h12, μ12For water storage coefficient, F12For artesian aquifer
Area, h12For the pressure head height that artesian aquifer is counted from top board；
4), to coal mining region Z2Underground latent water layer and artesian aquifer adopt colliery water provided by the utility model
The pre- mining system groundwater abstraction of resource partitioning is simultaneously delivered to the coal mining region Z1Underground latent water layer and artesian aquifer
In, then to be dug up mine, superfluous water is delivered to the water space, and inadequate water is delivered to the colliery from the water space
Production zone Z1；Wherein, the extraction amount of the subsoil water is W2, W2=W21+W22；W21For coal mining region Z2Underground latent water
The groundwater run off of layer, W21=μ21·F21·h21, μ21For the specific yield of underground latent water layer, F21For the area of underground latent water layer, h21
For the thickness of underground latent water layer；W22For coal mining region Z2Artesian aquifer groundwater run off, W22=μ22·F22·h22, μ22
For water storage coefficient, F22For the area of artesian aquifer, h12For the pressure head height that artesian aquifer is counted from top board；
5) according to Z1, Z2, Z3..., ZnOrder carry out exploiting the coal mining region, treat the coal mining region Zn
Exploitation is finished, and is provided the pre- mining system of water resources in coal mines subregion using this utility model and is delivered in the water of the water space
The coal mining region ZnIn.
Preferably, step 3) described in coal mining region Z1Underground latent water layer and artesian aquifer using this practicality newly
The pre- mining system groundwater abstraction of water resources in coal mines subregion that type is provided simultaneously includes the step of be delivered to the water space：
Pipe well is squeezed into into the coal mining region Z1Underground latent water layer and artesian aquifer, using the first water pump by taking out
The subsoil water in water table aquifer and artesian aquifer is extracted and be delivered to waterpipe out the water space；
Step 4) described in coal mining region Z2Underground latent water layer and artesian aquifer carried using this utility model
For the pre- mining system groundwater abstraction of water resources in coal mines subregion and be delivered to the coal mining region Z1Underground latent water layer
Include with the step in artesian aquifer：
Pipe well is squeezed into into the coal mining region Z2Underground latent water layer and artesian aquifer, using the first water pump by taking out
Waterpipe extracts the subsoil water in water table aquifer and artesian aquifer and by the coal mining region Z out1Pipe well be delivered to institute
State coal mining region Z1Underground latent water layer and artesian aquifer in；
Step 5) described in using the pre- mining system of water resources in coal mines subregion provided by the utility model by the water storage
The water in space is delivered to the coal mining region ZnIn step include：
Pipe well is squeezed into into the coal mining region ZnUnderground latent water layer and artesian aquifer, using the second water pump by row
The water of the water space is delivered to the coal mining region Z by waterpipenIn.
This utility model has the advantage that：
1. the subsoil water supplement passage that coal mining region is related to is isolated, and the groundwater abstraction before the digging of colliery can be effective
Mine pit water discharge in mining process is reduced, sewage disposal, drainage works amount in mining process is reduced, while it is dirty to greatly reduce seepage
Dye deep phreatic water and outer ore discharge hole sewage pollution surface water are even by the possibility of the subsoil water around leakage pollution mining area
Property.
2. the subsoil water for extracting without coal mining pollution, it is qualified after testing after can be used for the productive life in colliery and use
Water, also can carry out useful supplement to around supplying water.
3., by pipe well recharge subsoil water after exploitation of coal resources is finished, descend water table aquifer and underground bearing water to enter over the ground in time
Row is supplemented, and recovers the cycling condition of original groundwater resources, mitigates impact destruction of the coal mining to water resource, is effectively improved
Region environment.
Description of the drawings
Fig. 1 is a kind of a kind of specific embodiment of the pre- mining system of water resources in coal mines subregion disclosed in this utility model
Structural representation.
Fig. 2 be a kind of pre- recovery method of water resources in coal mines subregion disclosed in this utility model one in specific embodiment
Schematic flow sheet.
Specific embodiment
Following examples are used to illustrate this utility model, but are not limited to scope of the present utility model.
As shown in figure 1, the pre- mining system of a kind of water resources in coal mines subregion that this utility model is provided, the water resources in coal mines
The pre- mining system of subregion includes water resource mining system and water resource irrigation and drainage system；The water resource mining system is included for stretching
Enter pipe well 1, the first water pump 2 and the pumping conduit 3 of water resource production zone, the water resource irrigation and drainage system include water space 4,
Second water pump 5 and drainage pipeline 6；One end of the pumping conduit 3 is located in the pipe well 1, the other end and first water pump 2
Water inlet be in fluid communication, first water pump (2) is outside positioned at the pipe well (1)；The water space 4 is located at described first
The downstream of the outlet of water pump 2；One end of the drainage pipeline 6 is located in the water space 4, the other end and second water pump
5 water inlet connection；Second water pump 5 is located at outside the water space 4.
The described pre- mining system of water resources in coal mines subregion, the depth of pipe well 1 is stored the ground dive being related to by underground coal mine
The depth of water layer and artesian aquifer determines that typically within 200m, nozzle diameter 50-1000mm, pipe well 1 includes wall casing to depth
10th, filter 11 and precipitation tube 12.The material of wall casing 10 can select steel, cast iron, concrete, ceramics and engineering plastics etc., be used for
The water-bearing layer that Reinforcing Shaft and isolation coal mining are not involved with；Filter 11 includes filtering skeleton and filtrate, installed in water-bearing layer
Section, for collecting subsoil water and keeping water-bearing layer to stablize, wherein framework of steel reinforcement, circular hole or bar hole filter are may include, in filtrate
Portion can implant porous material or the sand gravel cobble matched somebody with somebody of deciding grade and level.Precipitation tube 12 is placed on the lower section of filter 11, for precipitating
The tiny grains of sand, material can be using steel, cast iron, concrete, ceramics and engineering plastics etc..
As shown in Fig. 2 this utility model also provides a kind of water resources in coal mines subregion pre- recovery method, the method includes：
1), coal mining region is detected, to determine water resources in coal mines thickness, area, recharge of ground water passage and lead
Aquaporin developmental state；For example can be using subsoil water combined detection technologies such as nuclear magnetic resonance, NMR；
2), according to the mining sequence in coal mining region, coal mining region is divided into into Z1, Z2, Z3..., Zn, and to coal
Conduit pipe and subsoil water circulating area between ore deposit production zone carries out boring grouting reinforcing；
3), to coal mining region Z1The underground latent water layer and artesian aquifer in (first exploiting field) is provided using this utility model
The pre- mining system groundwater abstraction of water resources in coal mines subregion and be delivered to the water space, then dug up mine；Wherein, institute
The extraction amount for stating subsoil water is W1, W1=W11+W12；W11For coal mining region Z1Underground latent water layer groundwater run off, W11=
μ11·F11·h11, μ11For the specific yield of underground latent water layer, F11For the area of underground latent water layer, h11For the thickness of underground latent water layer
Degree；W12For coal mining region Z1Artesian aquifer groundwater run off, W12=μ12·F12·h12, μ12For water storage coefficient, F12For
The area of artesian aquifer, h12For the pressure head height that artesian aquifer is counted from top board；The subsoil water of extraction can also be used for colliery
The productive life water of exploitation；
4), to coal mining region Z2Underground latent water layer and artesian aquifer are provided using colliery water provided by the utility model
The pre- mining system groundwater abstraction of source partition is simultaneously delivered to the coal mining region Z1In underground latent water layer and artesian aquifer, so
After dug up mine, superfluous water is delivered to the water space, and inadequate water is delivered to the coal mining from the water space
Region Z1；Wherein, the extraction amount of the subsoil water is W2, W2=W21+W22；W21For coal mining region Z2Underground latent water layer
Groundwater run off, W21=μ21·F21·h21, μ21For the specific yield of underground latent water layer, F21For the area of underground latent water layer, h21For ground
The thickness of lower water table aquifer；W22For coal mining region Z2Artesian aquifer groundwater run off, W22=μ22·F22·h22, μ22For storage
Water coefficient, F22For the area of artesian aquifer, h12For the pressure head height that artesian aquifer is counted from top board；The subsoil water of extraction
Can also be used for the productive life water of coal mining；
5) according to Z1, Z2, Z3..., ZnOrder carry out exploiting the coal mining region, treat the coal mining region Zn
Exploitation is finished, and is conveyed in the water of the water space using the pre- mining system of water resources in coal mines subregion provided by the utility model
To the coal mining region ZnIn.Wherein, the subsoil water W that each coal mining region is extracted2, W3, W4..., WnCirculate successively
Return a upper coal mining region, W1Water circulation return coal mining region Zn。
A kind of specific embodiment, step 3) described in coal mining region Z1Underground latent water layer and artesian aquifer adopt
With the pre- mining system groundwater abstraction of water resources in coal mines subregion provided by the utility model and it is delivered to the water space
Step includes：
Pipe well 1 is squeezed into into the coal mining region Z1Underground latent water layer and artesian aquifer, passed through using the first water pump 2
The subsoil water in water table aquifer and artesian aquifer is extracted and be delivered to pumping conduit 3 out the water space 5；
Step 4) described in coal mining region Z2Underground latent water layer and artesian aquifer carried using this utility model
The pre- mining system groundwater abstraction of water resources in coal mines subregion for described in is simultaneously delivered to the coal mining region Z1Underground
Step in water table aquifer and artesian aquifer includes：
Pipe well 1 is squeezed into into the coal mining region Z2Underground latent water layer and artesian aquifer, passed through using the first water pump 2
Pumping conduit 3 extracts the subsoil water in water table aquifer and artesian aquifer and by the coal mining region Z out1Pipe well 1 convey
To the coal mining region Z1Underground latent water layer and artesian aquifer in；
Step 5) described in using the pre- mining system of water resources in coal mines subregion provided by the utility model by the water storage
The water in space is delivered to the coal mining region ZnIn step include：
Pipe well 1 is squeezed into into the coal mining region ZnUnderground latent water layer and artesian aquifer, passed through using the second water pump 5
The water of the water space 5 is delivered to the coal mining region Z by drainage pipeline 6nIn.
Described irrigation and drainage system, water space refers to retention volume >=head exploiting fields Z1Groundwater mining amount pond or existing
Reservoir facility.
If the water in each coal mining region has unnecessary, water space is sent into, water not enough, then takes from water space,
The water of water space can be used for domestic water.
Although above with general explanation and specific embodiment having made detailed description to this utility model,
On the basis of this utility model, it can be made some modifications or improvements, this is to those skilled in the art apparent
's.Therefore, the these modifications or improvements on the basis of without departing from this utility model spirit, belonging to this utility model will
Seek the scope of protection.
Claims (5)
1. a kind of pre- mining system of water resources in coal mines subregion, it is characterised in that the pre- mining system bag of the water resources in coal mines subregion
Include water resource mining system and water resource irrigation and drainage system；The water resource mining system is included for stretching into water resource production zone
Pipe well (1), the first water pump (2) and pumping conduit (3), the water resource irrigation and drainage system includes water space (4), the second water pump
And drainage pipeline (6) (5)；One end of the pumping conduit (3) is located in the pipe well (1), the other end and first water pump
(2) water inlet is in fluid communication, and first water pump (2) is outside positioned at the pipe well (1)；The water space (4) is positioned at institute
State the downstream of the first water pump (2) outlet；One end of the drainage pipeline (6) be located at the water space (4) in, the other end with
The water inlet of second water pump (5) is in fluid communication；Second water pump (5) is outside positioned at the water space (4).
2. the pre- mining system of water resources in coal mines subregion according to claim 1, it is characterised in that the depth of the pipe well (1)
Degree is less than 200 meters, and the nozzle diameter of pipe well (1) is 50-1000 millimeters.
3. the pre- mining system of water resources in coal mines subregion according to claim 1, it is characterised in that the pipe well (1) includes
Wall casing (10), the filter (11) positioned at the interior middle and lower part of the wall casing (10) and in the wall casing (10) described in
Precipitation tube (12) below filter (11).
4. the pre- mining system of water resources in coal mines subregion according to claim 3, it is characterised in that filter (11) bag
Include filtration skeleton and be filled in the intraskeletal filtrate of filtration.
5. the pre- mining system of water resources in coal mines subregion according to claim 4, it is characterised in that the filtration skeleton is steel
Muscle material, is provided with the duct of the circular or bar shaped being in fluid communication up and down in it, the filtrate is filled in the duct, described
Filtrate is porous material or the sand gravel matched somebody with somebody with level or cobble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095762.5U CN206129244U (en) | 2016-09-29 | 2016-09-29 | Colliery water resources regionalization is mining system in advance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621095762.5U CN206129244U (en) | 2016-09-29 | 2016-09-29 | Colliery water resources regionalization is mining system in advance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285571A (en) * | 2016-09-29 | 2017-01-04 | 江苏省水利科学研究院 | A kind of pre-mining system of water resources in coal mines subregion and method |
| CN108468545A (en) * | 2018-04-19 | 2018-08-31 | 中国矿业大学 | A kind of seasonality adopt-arranges the storage of open coal mine water resource and concocting method |
| CN113895852A (en) * | 2021-11-11 | 2022-01-07 | 张国建 | Atmospheric precipitation storage underground reservoir system and construction method |
-
2016
- 2016-09-29 CN CN201621095762.5U patent/CN206129244U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106285571A (en) * | 2016-09-29 | 2017-01-04 | 江苏省水利科学研究院 | A kind of pre-mining system of water resources in coal mines subregion and method |
| CN106285571B (en) * | 2016-09-29 | 2018-11-30 | 江苏省水利科学研究院 | A kind of pre- mining system of water resources in coal mines subregion and method |
| CN108468545A (en) * | 2018-04-19 | 2018-08-31 | 中国矿业大学 | A kind of seasonality adopt-arranges the storage of open coal mine water resource and concocting method |
| CN113895852A (en) * | 2021-11-11 | 2022-01-07 | 张国建 | Atmospheric precipitation storage underground reservoir system and construction method |
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