CN110939481B - Coal mine underground shared water absorption system - Google Patents
Coal mine underground shared water absorption system Download PDFInfo
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- CN110939481B CN110939481B CN201911307038.2A CN201911307038A CN110939481B CN 110939481 B CN110939481 B CN 110939481B CN 201911307038 A CN201911307038 A CN 201911307038A CN 110939481 B CN110939481 B CN 110939481B
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- water
- sump
- longitudinal section
- guide pipe
- well
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 227
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 29
- 239000003245 coal Substances 0.000 title claims abstract description 15
- 238000004062 sedimentation Methods 0.000 claims abstract description 13
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
-
- 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
- E21F16/00—Drainage
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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)
- Sewage (AREA)
Abstract
The invention discloses a coal mine underground shared water absorption system which comprises a sedimentation tank, a first water sump, a second water sump, a water absorption well and a central water sump, wherein the sedimentation tank is respectively connected with the first water sump and the second water sump, the first water sump comprises a longitudinal section and a transverse section, the transverse section is vertically connected to the tail part of the longitudinal section, the second water sump is vertically connected to the front part of the longitudinal section, and the second water sump and the longitudinal section are divided through a first water retaining wall. The suction well is arranged at the front end of the longitudinal section, a second water retaining wall is arranged at the front end of the longitudinal section, and a first water guide pipe and a second water guide pipe are arranged on the second water retaining wall. A water suction pump set is arranged at the wellhead of the water suction well, a water drainage pipeline is arranged on the water suction pump set, and the water drainage pipeline is connected with the central water sump. The first water sump and the second water sump form an F-shaped structure, the structure has low requirement on the position, and can be arranged at any position underground. The first water sump and the second water sump share one water suction well, and the water suction well is provided with a water suction pump set, so that the investment cost and the maintenance cost are greatly reduced.
Description
Technical Field
The invention relates to the field of underground water bins and water absorption wells of coal mines, in particular to an underground shared water absorption system of a coal mine.
Background
The existing coal mine underground water sump is divided into an inner water sump and an outer water sump, the shapes of the inner water sump and the outer water sump are similar to an annular shape, the inner water sump and the outer water sump are mutually independent and are respectively provided with a water suction well, each water suction well is provided with a water suction pump set, water is supplied to a central water sump through the water suction pump sets, and the problems existing in the prior art are that:
1. the position requirements of the annular inner water sump and the annular outer water sump are high, and the underground coal mine is not provided with a proper position; 2. each water sump is provided with a water suction well and a water suction pump set, so that the investment cost and the maintenance cost are high.
Disclosure of Invention
The invention provides a shared water absorption system under a coal mine, aiming at the problems that the existing annular water bins are difficult to arrange, each water bin is provided with a water absorption well and a water absorption pump set, and the investment and maintenance cost are high.
The invention adopts the following technical scheme:
a shared water absorption system under a coal mine comprises a sedimentation tank, a first water sump, a second water sump, a water absorption well and a central water sump, wherein the sedimentation tank is respectively connected with the first water sump and the second water sump, the first water sump comprises a longitudinal section and a transverse section, the transverse section is vertically connected to the tail of the longitudinal section, the second water sump is vertically connected to the front of the longitudinal section, and the second water sump and the longitudinal section are divided by a first water retaining wall;
the water absorption well is arranged at the front end of the longitudinal section, a second water retaining wall is arranged at the front end of the longitudinal section, a first water guide pipe and a second water guide pipe are arranged on the second water retaining wall, the first water guide pipe is communicated with the longitudinal section and the water absorption well, the second water guide pipe is communicated with a second water sump and the water absorption well, a water absorption pump set is arranged at a well mouth of the water absorption well, a drainage pipeline is arranged on the water absorption pump set, and the drainage pipeline is connected with the central water sump.
Preferably, the longitudinal and transverse sections are in communication.
Preferably, the water suction pump group can suck water from the water suction well and discharge the water into the central water sump through the drainage pipeline, and the water suction pump group comprises a main horizontal pump and two standby horizontal pumps.
Preferably, valves are arranged on the first water guide pipe and the second water guide pipe.
Preferably, one end of the first water guide pipe penetrates through the second water retaining wall and extends into the longitudinal section, and the other end of the first water guide pipe extends into the suction well; one end of the second water guide pipe penetrates through the first water retaining wall and extends into the second sump, the other end of the second water suction pipe penetrates through the second water retaining wall and extends into the water suction well, and the rest parts of the second water guide pipe are positioned in the longitudinal section.
Preferably, the sedimentation tank is connected with the tail part of the transverse section and the tail part of the second water sump.
Preferably, the wellhead of the suction well is provided with a water pump mounting frame, and the suction pump group is placed on the water pump mounting frame.
The invention has the beneficial effects that:
according to the coal mine underground shared water absorption system provided by the invention, the first water sump and the second water sump form an F-shaped water sump structure, the structure has low requirements on positions and can be arranged at any position underground; the first water sump and the second water sump share one water suction well, water is respectively supplied or jointly supplied through control of a valve, and the water suction well is provided with one water suction pump set. The underground coal mine shared water absorption system provided by the invention has good popularization significance.
Drawings
FIG. 1 is a top view of a coal mine underground shared water absorption system.
Fig. 2 is a sectional view of the first sump.
Fig. 3 is a sectional view of the second sump.
Fig. 4 is a left side view of fig. 1.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
referring to fig. 1 to 4, a coal mine underground shared water absorption system comprises a sedimentation tank 1, a first water sump, a second water sump 2, a water absorption well 3 and a central water sump 4.
The sedimentation tank 1 is respectively connected with a first water sump and a second water sump 2, the first water sump comprises a longitudinal section 5 and a transverse section 6, and the longitudinal section is communicated with the transverse section. The transverse section 6 is vertically connected to the tail part of the longitudinal section 5, the second water sump 2 is vertically connected to the front part of the longitudinal section 5, and the second water sump and the longitudinal section are divided through a first water retaining wall 7.
Specifically, the sedimentation tank is connected with the tail part of the transverse section and the tail part of the second water sump.
After entering the sedimentation tank, the wastewater is firstly sedimentated in the sedimentation tank and then flows into the first water sump 2 and the second water sump 3.
The suction well 3 is arranged at the front end of the longitudinal section 5, and a second water retaining wall 8 is arranged at the front end of the longitudinal section 5.
The second water retaining wall 8 is provided with a first water guide pipe 9 and a second water guide pipe 10, the first water guide pipe 9 is communicated with the longitudinal section 5 and the water suction well 3, and the second water guide pipe 10 is communicated with the second sump 2 and the water suction well 3.
Specifically, the first water guiding pipe and the second water guiding pipe are both provided with valves 14.
One end of the first water guiding pipe 9 penetrates through the second water retaining wall 8 and extends into the longitudinal section, and the other end of the first water guiding pipe extends into the suction well.
One end of a second water guide pipe 10 penetrates through the first water retaining wall 7 and extends into the second sump, the other end of the second water suction pipe penetrates through the second water retaining wall 8 and extends into the water suction well, and the rest parts of the second water guide pipe are positioned in the longitudinal section.
The first water guiding pipe can guide the water in the first water sump into the water suction well, and the second water guiding pipe can guide the water in the second water sump into the water suction well.
And a water suction pump set is arranged at the wellhead of the water suction well. Specifically, the wellhead of the water absorption well is provided with a water pump mounting frame, and a water absorption pump set is placed on the water pump mounting frame.
The water suction pump set is provided with a water drainage pipeline 11 which is connected with the central water sump.
The suction pump unit can suck water from the suction well and discharge the water into the central sump 4 through the drainage pipeline 11.
The water suction pump group comprises a main horizontal pump 12 and two standby horizontal pumps 13.
The first water sump and the second water sump form an F-shaped water sump structure, the structure has low requirement on the position, and can be arranged at any position underground.
The first water sump and the second water sump share one water suction well, and water is respectively supplied or jointly supplied under the control of a valve.
The water supply to the central water sump is realized by utilizing the water suction well and the water suction pump, so that the investment cost and the maintenance cost are greatly reduced.
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 (2)
1. A coal mine underground shared water absorption system is characterized by comprising a sedimentation tank, a first water sump, a second water sump, a water absorption well and a central water sump, wherein the sedimentation tank is respectively connected with the first water sump and the second water sump, the first water sump comprises a longitudinal section and a transverse section, the transverse section is vertically connected to the tail of the longitudinal section, the second water sump is vertically connected to the front of the longitudinal section, and the second water sump and the longitudinal section are divided by a first water retaining wall;
the water suction well is arranged at the front end of the longitudinal section, a second water retaining wall is arranged at the front end of the longitudinal section, a first water guide pipe and a second water guide pipe are arranged on the second water retaining wall, the first water guide pipe is communicated with the longitudinal section and the water suction well, the second water guide pipe is communicated with a second water sump and the water suction well, a water suction pump set is arranged at the well mouth of the water suction well, a water drainage pipeline is arranged on the water suction pump set, and the water drainage pipeline is connected with the central water sump;
the longitudinal section and the transverse section are communicated;
the water suction pump set can suck water from the water suction well and discharge the water into the central water sump through the drainage pipeline, and the water suction pump set comprises a main horizontal pump and two standby horizontal pumps;
valves are arranged on the first water guide pipe and the second water guide pipe;
one end of the first water guide pipe penetrates through the second water retaining wall and extends into the longitudinal section, and the other end of the first water guide pipe extends into the suction well; one end of a second water guide pipe penetrates through the first water retaining wall and extends into the second sump, the other end of the second water suction pipe penetrates through the second water retaining wall and extends into the water suction well, and the rest parts of the second water guide pipe are positioned in the longitudinal section;
the sedimentation tank is connected with the tail part of the transverse section and the tail part of the second water sump.
2. The underground coal mine shared water absorption system according to claim 1, wherein a water pump mounting rack is arranged at a wellhead of the water absorption well, and the water absorption pump set is placed on the water pump mounting rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911307038.2A CN110939481B (en) | 2019-12-18 | 2019-12-18 | Coal mine underground shared water absorption system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911307038.2A CN110939481B (en) | 2019-12-18 | 2019-12-18 | Coal mine underground shared water absorption system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110939481A CN110939481A (en) | 2020-03-31 |
| CN110939481B true CN110939481B (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911307038.2A Active CN110939481B (en) | 2019-12-18 | 2019-12-18 | Coal mine underground shared water absorption system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1229382A1 (en) * | 1984-07-26 | 1986-05-07 | Всесоюзный Научно-Исследовательский Институт Горной Механики Им.М.М.Федорова | Mine water drainage unit |
| CN2761847Y (en) * | 2004-12-30 | 2006-03-01 | 新汶矿业集团汶南煤矿有限责任公司 | Reduced mining area water sump pump room |
| CN102425455A (en) * | 2011-11-29 | 2012-04-25 | 赵文奎 | Mine water sump mud discharging device |
| CN107218079A (en) * | 2017-07-06 | 2017-09-29 | 化工部长沙设计研究院 | A kind of wall partition type multi-stage switchable sump |
| CN207018027U (en) * | 2017-07-26 | 2018-02-16 | 晋城煤炭规划设计院 | A kind of simple mining area sump in underground |
| CN207406377U (en) * | 2017-09-22 | 2018-05-25 | 临沂矿业集团有限责任公司 | A kind of multilevel automatic main drainage system |
-
2019
- 2019-12-18 CN CN201911307038.2A patent/CN110939481B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1229382A1 (en) * | 1984-07-26 | 1986-05-07 | Всесоюзный Научно-Исследовательский Институт Горной Механики Им.М.М.Федорова | Mine water drainage unit |
| CN2761847Y (en) * | 2004-12-30 | 2006-03-01 | 新汶矿业集团汶南煤矿有限责任公司 | Reduced mining area water sump pump room |
| CN102425455A (en) * | 2011-11-29 | 2012-04-25 | 赵文奎 | Mine water sump mud discharging device |
| CN107218079A (en) * | 2017-07-06 | 2017-09-29 | 化工部长沙设计研究院 | A kind of wall partition type multi-stage switchable sump |
| CN207018027U (en) * | 2017-07-26 | 2018-02-16 | 晋城煤炭规划设计院 | A kind of simple mining area sump in underground |
| CN207406377U (en) * | 2017-09-22 | 2018-05-25 | 临沂矿业集团有限责任公司 | A kind of multilevel automatic main drainage system |
Non-Patent Citations (1)
| Title |
|---|
| 鹤煤九矿-420m水平井底车场支护技术研究;杜家庆;《中国优秀硕士学位论文全文数据库 工程科技I辑》;20120315(第3期);第21-68页 * |
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| CN110939481A (en) | 2020-03-31 |
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