CN105498310A - Water non-stop continuous cleaning method and equipment for coal mine underground central water sump - Google Patents
Water non-stop continuous cleaning method and equipment for coal mine underground central water sump Download PDFInfo
- Publication number
- CN105498310A CN105498310A CN201511012677.8A CN201511012677A CN105498310A CN 105498310 A CN105498310 A CN 105498310A CN 201511012677 A CN201511012677 A CN 201511012677A CN 105498310 A CN105498310 A CN 105498310A
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- CN
- China
- Prior art keywords
- sump
- water
- coal slime
- equipment
- coal mine
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/04—Settling tanks with single outlets for the separated liquid with moving scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2455—Conveyor belts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
Abstract
The invention relates to a water non-stop continuous cleaning method and equipment for a coal mine underground central water sump, which are used for achieving continuous and effective cleaning on coal slime in the sump when the coal mine underground central water sump is in a normal use state. The water non-stop continuous cleaning method comprises: firstly, according to a coal slime settling test,determining a settling length of the coal slime in the coal mine underground central water sump; according to the settling length, setting a cofferdam, so that a settling water sump is formed from a sump opening of the water sump to the cofferdam; then enabling a mud scraper to reciprocate in the settling water sump to gradually collect the coal slime to the sump opening of the water sump from outside to inside; conveying the coal slime into a double-layer vibratory screening dehydrator by a screw scraper conveyer arranged at the sump opening of the water sump to carry out screening and dehydration; directly loading discharged dry coal slime to a vehicle for carrying away, and enabling screened water to flow back to the water sump. According to the water non-stop continuous cleaning method and equipment for the coal mine underground central water sump, a driven sump cleaning mode is changed into a driving sump cleaning mode, the integral cleaning process is continuous and efficient, system equipment can be started up and shut down at any time, the water non-stop continuous cleaning method and equipment are simple and convenient to operate, equipment in the sump does not need to be operated by special personnel, and the personal potential safety hazard of the underwater operation is eliminated.
Description
Technical field
The present invention relates to underground coal mine central water sump not cut off the water continuous method for cleaning and equipment, for realizing under underground coal mine central water sump normal operating condition, the continuous effective of coal slime in storehouse clear up, genus coal-mine water-house Removal Technology field.
Background technology
Underground coal mine central water sump is one of the indispensable key facility in all collieries, the waste water that its Main Function is the storage underground water gushed out of mine and various production because mining and produces, as atomizing de-dusting waste water, flushing waste water, coal mining waste water etc., waste water recycles return surface well after sump sedimentation clarification under.Through after a while, the precipitation coal slime in sump will be amassed full, reduces the water-holding capacity of sump.Therefore, for ensureing that mine sump has necessary reservoir storage, ensure the production safety in colliery, the cleaning of water-house coal mud is exactly a regular important process.In recent years, the cleaning equipment of water-house coal mud emerged in large numbers day by day, achieved the mechanical chipping of coal mine underground sump coal slime, but up to the present, water-house coal mud clearing technology and equipment are all develop under the prerequisite of stopping using at sump, and it is large generally to have equipment volume, and system composition is complicated, need operating personnel many, well can not realize continuous operation, be only suitable for periodic cleaning, one time clearance time is long, the features such as workload is large, there is great passivity with regard to causing the cleaning of water-house coal mud in this.
Summary of the invention
For the weak point of above technology, the invention provides a kind of underground coal mine central water sump and not cut off the water continuous method for cleaning and equipment.
Underground coal mine central water sump of the present invention is not cut off the water continuous method for cleaning, it is characterized in that: first according to the precipitation length of coal slime in coal slime precipitation experiments determination underground coal mine central water sump, according to precipitation length, a cofferdam is set, like this, a settling sump is just defined from sump Hatch Opening to cofferdam, then a kind of coal slime gathering-device is adopted to come and go in settling sump, coal slime is progressively collected into sump Hatch Opening by ecto-entad, be transported in screening and dewatering treatment facility by the coal slime conveyer being arranged in sump Hatch Opening again, carry out screening and dewatering, directly entruck and carry away in upper strata comparatively delivering dry coal slurry, and backwater flows back to sump.
Not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: first cofferdam is set according to precipitation length, form a settling sump, then install successively the mud scraper for collecting coal slime, for coal slime conveying helical flight conveyer and divide dewaterer for the double-deck screen shale shaker of coal slime dewatering, described mud scraper comprises the mud-scraping mechanism be operated in settling sump, the power source hydraulic wireline winch be placed in tunnel, transmit the steel wire rope of power and guiding mechanism assembly pulley; Described helical flight conveyer is fixedly mounted on sump Hatch Opening, specifically comprises helix aggregating mechanism and scraper plate material lifting mechanism, the two run-in synchronism; Described double-deck screen shale shaker divides dewaterer to comprise feeding mouth, discharging opening and delivery port, and described feeding mouth is connected with described scraper plate material lifting mechanism afterbody, and described delivery port leads to central water sump.
Not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: described double-deck screen shale shaker divides the discharging opening of dewaterer to be connected with spiral crane.
Do not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: the mud-scraping mechanism of described mud scraper comprises support and scraper, described scraper is rack-mount by bearing pin.
Not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: the helix aggregating mechanism of described helical flight conveyer can need to add lengthening screw assembly according to sump width.
Underground coal mine central water sump of the present invention is not cut off the water continuous method for cleaning and equipment, collect coal slime by mud scraper, cleaning to water-house coal mud under the conveying of helical flight conveyer coal slime, double-deck screen shale shaker condition of dividing that the process implementations such as dewaterer process coal slime do not stop production in colliery, sump is not cut off the water, become passive pattern of bringing down stocks into initiatively bringing down stocks pattern, whole scale removal process continuous high-efficient, system equipment can start and stop at any time, easy and simple to handle, in storehouse, equipment operates without the need to establishing special messenger, eliminates the personal safety hidden danger of underwater operation.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the device structure schematic diagram of continuous method for cleaning of not cutting off the water for underground coal mine central water sump of the present invention;
Fig. 2 is the top view of the mud-scraping mechanism of described mud scraper;
Fig. 3 is the top view of described helical flight conveyer.
In figure: 1, cofferdam, 2, mud scraper, 2-1, support, 2-2, bearing pin, 2-3, scraper, 2-4, steel wire rope, 2-5, assembly pulley, 2-6, hydraulic wireline winch, 3, helical flight conveyer, 3-1, helix aggregating mechanism, 3-2, scraper plate material lifting mechanism, 3-3, lengthening screw assembly, 4, double-deck screen shale shaker divides dewaterer, 4-1, feeder, 4-2, discharging opening, 4-3, delivery port, 5, spiral crane, 6, mine car.
Detailed description of the invention
Underground coal mine central water sump as shown in Figure 1 is not cut off the water continuous cleaning equipment, it is characterized in that: first cofferdam (1) is set according to precipitation length, form a settling sump, mud scraper (2) for collecting coal slime is then installed successively, for coal slime conveying helical flight conveyer (3) and divide dewaterer (4) for the double-deck screen shale shaker of coal slime dewatering, described mud scraper (2) comprises the mud-scraping mechanism be operated in settling sump, be placed on the power source hydraulic wireline winch (2-6) in tunnel, transmit steel wire rope (2-4) and the guiding mechanism assembly pulley (2-5) of power, described helical flight conveyer (3) is fixedly mounted on sump Hatch Opening, specifically comprises helix aggregating mechanism (3-1) and scraper plate material lifting mechanism (3-2), the two run-in synchronism, described double-deck screen shale shaker divides dewaterer (4) to comprise feeding mouth (4-1), discharging opening (4-2) and delivery port (4-3), described feeding mouth (4-1) is connected with described scraper plate material lifting mechanism (3-2) afterbody, and described delivery port (4-3) leads to central water sump.
Not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: described double-deck screen shale shaker divides the discharging opening of dewaterer (4-2) to be connected with spiral crane (5), delivering dry coal slurry is contained on mine car (6) and transports by described spiral crane (5).
Not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: the mud-scraping mechanism of described mud scraper (2) comprises support (2-1) and scraper (2-3), and described scraper (2-3) is arranged on support (2-1) by bearing pin (2-2).
Not cut off the water for underground coal mine central water sump of the present invention the equipment of continuous method for cleaning, it is characterized in that: the helix aggregating mechanism (3-1) of described helical flight conveyer (3) can add according to sump width needs and lengthen screw assembly (3-3).
The system equipment course of work is: when in settling sump, coal slime deposit buildup is to certain thickness, unlatching hydraulic wireline winch (2-6) is drawn mud-scraping mechanism and is come and gone in settling sump, inwardly progressively coal slime is collected by sump Hatch Opening and be transported to helical flight conveyer (3) position, start helical flight conveyer (3), coal slime is delivered to the feeding mouth (4-1) that double-deck screen shale shaker divides dewaterer (4) by helix aggregating mechanism (3-1) and scraper plate material lifting mechanism (3-2) run-in synchronism, discharged at discharging opening (4-2) by the comparatively delivering dry coal slurry after double-deck screen shale shaker divides dewaterer (4) to process, the lower clean water of sieve then flows back to central water sump by delivery port (4-3), the comparatively delivering dry coal slurry of being discharged by discharging opening (4-2) is contained on mine car (6) by spiral crane (5) and transports.
The course of work of mud scraper (2): utilize the rotating of hydraulic wireline winch (2-6) to move ahead with controlling the subsides of scraper mechanism and scrape mud and lift backhaul, suppose that the original position of scraper mechanism is at distance sump Hatch Opening ten meters of, then scraper mechanism comes and goes within the scope of these ten meters, after the coal slime within the scope of these ten meters has been collected, hydraulic control winch (2-6) pulls scraper mechanism to lift, and move to subsequent work position, so circulate, the step-by-step movement cleaning of coal slime in settling sump can be completed.
Claims (5)
1. underground coal mine central water sump is not cut off the water continuous method for cleaning, it is characterized in that: first according to the precipitation length of coal slime in coal slime precipitation experiments determination underground coal mine central water sump, according to precipitation length, a cofferdam is set, like this, a settling sump is just defined from sump Hatch Opening to cofferdam, then a kind of coal slime gathering-device is adopted to come and go in settling sump, coal slime is progressively collected into sump Hatch Opening by ecto-entad, be transported in screening and dewatering treatment facility by the coal slime conveyer being arranged in sump Hatch Opening again, carry out screening and dewatering, directly entruck and carry away in upper strata comparatively delivering dry coal slurry, and backwater flows back to sump.
2. underground coal mine central water sump according to claim 1 is not cut off the water the equipment of continuous method for cleaning, it is characterized in that: first cofferdam is set according to precipitation length, form a settling sump, then install successively the mud scraper for collecting coal slime, for coal slime conveying helical flight conveyer and divide dewaterer for the double-deck screen shale shaker of coal slime dewatering, described mud scraper comprises the mud-scraping mechanism be operated in settling sump, the power source hydraulic wireline winch be placed in tunnel, transmit the steel wire rope of power and guiding mechanism assembly pulley; Described helical flight conveyer is fixedly mounted on sump Hatch Opening, specifically comprises helix aggregating mechanism and scraper plate material lifting mechanism, the two run-in synchronism; Described double-deck screen shale shaker divides dewaterer to comprise feeding mouth, discharging opening and delivery port, and described feeding mouth is connected with described scraper plate material lifting mechanism afterbody, and described delivery port leads to central water sump.
3. underground coal mine central water sump according to claim 2 is not cut off the water continuous cleaning equipment, it is characterized in that: described double-deck screen shale shaker divides the discharging opening of dewaterer to be connected with spiral crane.
4. underground coal mine central water sump according to claim 2 is not cut off the water continuous cleaning equipment, it is characterized in that: the mud-scraping mechanism of described mud scraper comprises support and scraper, and described scraper is rack-mount by bearing pin.
5. underground coal mine central water sump according to claim 2 is not cut off the water continuous cleaning equipment, it is characterized in that: the helix aggregating mechanism of described helical flight conveyer can need to add lengthening screw assembly according to sump width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012677.8A CN105498310A (en) | 2015-12-31 | 2015-12-31 | Water non-stop continuous cleaning method and equipment for coal mine underground central water sump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511012677.8A CN105498310A (en) | 2015-12-31 | 2015-12-31 | Water non-stop continuous cleaning method and equipment for coal mine underground central water sump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105498310A true CN105498310A (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511012677.8A Pending CN105498310A (en) | 2015-12-31 | 2015-12-31 | Water non-stop continuous cleaning method and equipment for coal mine underground central water sump |
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| CN (1) | CN105498310A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479125A (en) * | 2018-05-31 | 2018-09-04 | 淮北矿业股份有限公司 | One kind being used for underground coal mine tank coal mud clearing device |
| CN110847957A (en) * | 2019-10-25 | 2020-02-28 | 铜陵有色金属集团股份有限公司 | Underground sump mud cleaning device and using method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100937259B1 (en) * | 2009-04-24 | 2010-01-15 | (주)성지토목기술공사 | Sludge removing apparatus |
| CN202047864U (en) * | 2011-04-16 | 2011-11-23 | 山东济宁花园煤矿有限公司 | Sump dredging device |
| CN203080577U (en) * | 2013-01-31 | 2013-07-24 | 徐州天科机械制造有限公司 | Conveying vehicle for cleaning and excavating of coal slime |
| CN103920314A (en) * | 2013-01-11 | 2014-07-16 | 北京金源达环境科技有限公司 | Tank bottom reciprocating-type sludge scraper |
| CN104370407A (en) * | 2014-11-12 | 2015-02-25 | 张超 | Underground mine water underground purification and recycling system |
-
2015
- 2015-12-31 CN CN201511012677.8A patent/CN105498310A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100937259B1 (en) * | 2009-04-24 | 2010-01-15 | (주)성지토목기술공사 | Sludge removing apparatus |
| CN202047864U (en) * | 2011-04-16 | 2011-11-23 | 山东济宁花园煤矿有限公司 | Sump dredging device |
| CN103920314A (en) * | 2013-01-11 | 2014-07-16 | 北京金源达环境科技有限公司 | Tank bottom reciprocating-type sludge scraper |
| CN203080577U (en) * | 2013-01-31 | 2013-07-24 | 徐州天科机械制造有限公司 | Conveying vehicle for cleaning and excavating of coal slime |
| CN104370407A (en) * | 2014-11-12 | 2015-02-25 | 张超 | Underground mine water underground purification and recycling system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108479125A (en) * | 2018-05-31 | 2018-09-04 | 淮北矿业股份有限公司 | One kind being used for underground coal mine tank coal mud clearing device |
| CN110847957A (en) * | 2019-10-25 | 2020-02-28 | 铜陵有色金属集团股份有限公司 | Underground sump mud cleaning device and using method thereof |
| CN110847957B (en) * | 2019-10-25 | 2021-06-25 | 铜陵有色金属集团股份有限公司 | Underground sump mud cleaning device and using method thereof |
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Application publication date: 20160420 |
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