CN208394917U - A kind of coal mine wastewater processing system - Google Patents
A kind of coal mine wastewater processing system Download PDFInfo
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- CN208394917U CN208394917U CN201820453736.8U CN201820453736U CN208394917U CN 208394917 U CN208394917 U CN 208394917U CN 201820453736 U CN201820453736 U CN 201820453736U CN 208394917 U CN208394917 U CN 208394917U
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- filter device
- water
- aeration
- backwash
- water pump
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Abstract
The utility model provides a kind of coal mine wastewater processing system, it is characterized in that, it includes sedimentation basin, filter device, Aeration fan, filtering production water pump, backwash water pump and produces pond, sedimentation basin water outlet is connect by pipeline with filter device top water inlet, ceramic membrane filter core is equipped in filter device, Aeration fan passes through the connection of aeration tube and filter device, aeration tube extends to inside through filter device, aeration branch pipe is equipped with perpendicular to aeration tube, aeration branch pipe is located at filter device lower part, aeration branch pipe parallel arrangement；Utility model has the advantages that raw water after the preliminary precipitating of sedimentation basin, into nano ceramics plate membrane cisterna, carries out negative-pressure ward using immersion and produces water, water qualified discharge after film filters improves water quality；It is cleaned when ceramic membrane filter by backwash water pump backwash, blower aeration, the pollutant for being attached to film surface is washed away into discharge, waste water is returned into water and handled again, improves the utilization rate of water.
Description
Technical field
The utility model relates to field of waste water treatment more particularly to a kind of coal mine wastewater processing systems.
Background technique
Domestic coal mine wastewater conventional processes are conditioning tank, sedimentation basin, sand filtration/multi-medium filtering at present, through disappearing
It is discharged after poison.Contain a large amount of suspended particulate in mine water, turbidity is higher, and COD, petroleum substance, ammonia in water
Nitrogen etc. is also required to remove.Traditional treatment process outlet is bigger to local river pollution, and waste-water from coal mine is arranged by country at present
It puts requirement to improve, can be discharged after needing to reach the Group III standard in " water environment quality standard " (GB3838-2002),
Traditional is unable to satisfy newest mine water outlet environmental protection standard.And the long flow path of traditional handicraft, processing equipment take up a large area,
Project be after sand filtration/multi-medium filtering using ultrafiltration add reverse osmosis process carry out advanced treating after discharge or reuse, but
Be it is very high by ultrafiltration and reverse osmosis advanced treating investment cost and operating cost, economic effect is bad.
Utility model content
The purpose of the utility model is to provide a kind of coal mine wastewater processing systems, improve water quality, improve the utilization rate of water.
To achieve the goals above, the technical solution of the utility model is:
A kind of coal mine wastewater processing system, which is characterized in that it includes sedimentation basin, filter device, Aeration fan, filtering
It produces water pump, backwash water pump and produces pond, the upper end of the filter device is open, and the water outlet of the sedimentation basin passes through pipeline and mistake
The water inlet connection on device top is filtered, the middle part of the filter device is equipped with ceramic membrane filter core, and the Aeration fan passes through aeration
Pipe is connect with the lower part of filter device, and the aeration tube extends in filter device through the outer wall of filter device, perpendicular to institute
Aeration tube is stated equipped with several aeration branch pipes, the aeration branch pipe is located at filter device lower part, and the aeration branch pipe is parallel to each other cloth
It sets, the top of the filter device is equipped with two-way water pipe, and one end of the two-way water pipe is located in filter device, the two-way water
The other end of pipe is connect with one end of one end of screen pipe and backwash tube respectively, and the other end of the screen pipe and filtering produce water
The entrance of pump connects, and the other end of the backwash tube and the outlet of backwash water pump connect, and the outlet that the filtering produces water pump passes through
Pipeline is connect with the water inlet for producing pond top, and the water outlet for producing pond lower part passes through the entrance chain of pipeline and backwash water pump
It connects.
Further, the screen pipe and backwash tube are equipped with shut-off valve, and the shut-off valve is located at outside filter device.
Further, it further includes cesspool, and the cesspool is connect by pipeline with the water outlet of filter device lower part.
Utility model has the advantages that raw water is after the preliminary precipitating of sedimentation basin, into nano ceramics plate membrane cisterna,
Negative-pressure ward is carried out using immersion and produces water, water qualified discharge after film filters improves water quality；Pass through when ceramic membrane filter
Backwash water pump backwash, blower aeration are cleaned, and the pollutant for being attached to film surface are washed away discharge, waste water is returned to carry out again into water
Secondary processing improves the utilization rate of water；Ceramic membrane is relative to the polymeric ultrafiltration membranes tool for being easy fracture of wire under low temperature and under higher temperature
There is sizable superiority, membrane material chemical stability is good, has extraordinary inoxidizability ability, acid and alkali-resistance and biological corrosion
Characteristic greatly improves membrane flux, and removal of bacteria effect is good, and effluent quality is better than sand filtration and more medium filter, and effluent quality reaches
To the earth's surface Group III water emission request of " water environment quality standard ".
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Appended drawing reference:
1 sedimentation basin
2 filter devices
3 Aeration fans
4 filterings produce water pump
5 backwash water pumps
6 produce pond
7 ceramic membrane filter cores
8 aeration tubes
9 aeration branch pipes
10 two-way water pipes
11 screen pipes
12 backwash tubes
13 shut-off valves
14 cesspools.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
The utility model provides a kind of coal mine wastewater processing system, which is characterized in that as shown in Figure 1, it includes heavy
Shallow lake pond 1, filter device 2, Aeration fan 3, filtering produce water pump 4, backwash water pump 5 and produce pond 6, the upper end of the filter device 2
The water outlet of opening, the sedimentation basin 1 is connect by pipeline with the water inlet on 2 top of filter device, at the beginning of raw water passes through sedimentation basin 1
Enter filter device 2 after the precipitating of step, the middle part of the filter device 2 is equipped with ceramic membrane filter core 7, and the ceramic membrane filter core 7 can
It is connect by fixed bracket with the inner wall of filter device 2, the Aeration fan 3 is connected by the lower part of aeration tube 8 and filter device 2
It connects, the aeration tube 8 extends in filter device 2 through the outer wall of filter device 2, is equipped with perpendicular to the aeration tube 8 several
Aeration branch pipe 9, the aeration branch pipe 9 are located at the lower part of filter device 2, and the aeration branch pipe 9 is arranged parallel, aeration branch pipe
9 and ceramic membrane filter core 7 bottom end there are certain intervals, the top of the filter device 2 is equipped with two-way water pipe 10, the two-way water
One end of pipe 10 is located in filter device 2, the other end of the two-way water pipe 10 respectively with one end of screen pipe 11 and backwash
One end of pipe 12 connects, and the other end of the screen pipe 11 is connect with the entrance of filtering production water pump 4, the backwash tube 12 it is another
End is connect with the outlet of backwash water pump 5, and the screen pipe 11 and backwash tube 12 are equipped with shut-off valve 13, on the backwash tube 12
Shut-off valve 13 is located at outside filter device 2, and the outlet that the filtering produces water pump 4 is connected by pipeline with the water inlet for producing 6 top of pond
It connects, the water outlet for producing 6 lower part of pond passes through the linking inlet ports of pipeline and backwash water pump 5.
Ceramic membrane filter core 7 uses ceramic membrane, and ceramic membrane is inoranic membrane, is with aluminum oxide (Al2O3) warp
The anisotropic membrane of high-sintering process preparation and formation, membrane aperture specification limit is 50nm ~ 200nm, the filtering effluent quality of film
Stablize, 0 ~ 60 DEG C of the temperature range of adaptation can achieve 99% or more removal rate to the Escherichia coli in water, be discharged after filtering
Turbidity is less than 0.3NTU.
Coal mine wastewater processing system further includes cesspool 14, and the cesspool 14 passes through pipeline and 2 lower part of filter device
Water outlet connection.
When it is implemented, the waste water of precipitating enters in ceramic membrane filter device 2, the negative-pressure ward of water pump 4 is produced by filtering,
The large particulate matters such as the suspended matter in water are intercepted to be adsorbed on film surface, sets at 1 water outlet of sedimentation basin and in two-way water pipe 10
It sets pressure detector, when ceramic membrane filter when the front and back pressure difference measured reaches setting value 0.05MPa, opens screen pipe 11 and anti-
The shut-off valve 13 for washing pipe 12 is cleaned by 5 backwash of backwash water pump and Aeration fan 3 pollutant for being attached to film surface washing away row
It is put into cesspool 14, waste water returns inlet area, is re-started by sedimentation basin 1 and is handled again.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (3)
1. a kind of coal mine wastewater processing system, which is characterized in that it includes sedimentation basin, filter device, Aeration fan, filtering production
Water pump, backwash water pump and production pond, the upper end of the filter device is open, and the water outlet of the sedimentation basin passes through pipeline and filtering
The water inlet on device top connects, and the middle part of the filter device is equipped with ceramic membrane filter core, and the Aeration fan passes through aeration tube
It is connect with the lower part of filter device, the aeration tube extends in filter device through the outer wall of filter device, perpendicular to described
Aeration tube is equipped with several aeration branch pipes, and the aeration branch pipe is located at filter device lower part, and the aeration branch pipe is arranged parallel,
The top of the filter device is equipped with two-way water pipe, and one end of the two-way water pipe is located in filter device, the two-way water pipe
The other end connect respectively with one end of one end of screen pipe and backwash tube, the other end of the screen pipe and filtering produce water pump
Entrance connection, the outlet of the other end of the backwash tube and backwash water pump connects, and the outlet that the filtering produces water pump passes through pipe
Road is connect with the water inlet for producing pond top, and the water outlet for producing pond lower part passes through the entrance chain of pipeline and backwash water pump
It connects.
2. a kind of coal mine wastewater processing system according to claim 1, which is characterized in that the aeration tube and backwash tube
It is equipped with shut-off valve, the shut-off valve is located at outside filter device.
3. a kind of coal mine wastewater processing system according to claim 1, which is characterized in that it further includes cesspool, institute
Cesspool is stated to connect by pipeline with the water outlet of filter device lower part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453736.8U CN208394917U (en) | 2018-04-02 | 2018-04-02 | A kind of coal mine wastewater processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820453736.8U CN208394917U (en) | 2018-04-02 | 2018-04-02 | A kind of coal mine wastewater processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208394917U true CN208394917U (en) | 2019-01-18 |
Family
ID=65063852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820453736.8U Active CN208394917U (en) | 2018-04-02 | 2018-04-02 | A kind of coal mine wastewater processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208394917U (en) |
-
2018
- 2018-04-02 CN CN201820453736.8U patent/CN208394917U/en active Active
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