CN112495030A - High-efficiency coal water separation device for coal mining - Google Patents
High-efficiency coal water separation device for coal mining Download PDFInfo
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- CN112495030A CN112495030A CN202011342884.0A CN202011342884A CN112495030A CN 112495030 A CN112495030 A CN 112495030A CN 202011342884 A CN202011342884 A CN 202011342884A CN 112495030 A CN112495030 A CN 112495030A
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- 239000003245 coal Substances 0.000 title claims abstract description 111
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 238000000926 separation method Methods 0.000 title claims abstract description 39
- 238000005065 mining Methods 0.000 title claims abstract description 37
- 239000000835 fiber Substances 0.000 claims abstract description 38
- 210000001503 joint Anatomy 0.000 claims abstract description 11
- 238000001914 filtration Methods 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 125000004122 cyclic group Chemical group 0.000 claims description 3
- 241000270708 Testudinidae Species 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 238000012423 maintenance Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
- B01D29/54—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
Abstract
The invention relates to a high-efficiency coal water separation device for coal mining in the technical field of hydraulic coal mining devices, which comprises a water collecting tank and a plurality of quick-assembly filter plates, wherein the quick-assembly filter plates are detachably connected to the bottom plate of the water collecting tank and are arranged on the inner side of the water collecting tank in a surrounding manner to form an annular water-coal separation filter element, a butt joint surface which is matched with each other is arranged between every two adjacent quick-assembly filter plates, the butt joint parts of the tops of the two adjacent quick-assembly filter plates are connected through a connecting piece, each quick-assembly filter plate comprises a filter plate frame and a plurality of long fiber filter bundles arranged in the filter plate frame, an installation groove is annularly arranged in the filter plate frame, the long fiber filter bundles are closely arranged in the filter plate frame, the long fiber filter bundles are horizontally or vertically detachably connected in the installation groove, and. The device has the advantages of simple structure, low manufacturing cost, high water-coal separation efficiency, convenient cleaning of the filter element, strong maintainability and contribution to realizing high-efficiency operation of hydraulic coal mining.
Description
Technical Field
The invention belongs to the technical field of hydraulic coal mining devices, and particularly relates to a water-coal efficient separation device for coal mining.
Background
The existing coal mining methods include a mechanical coal mining method, a hydraulic coal mining method, an explosion coal mining method and the like. When the mechanical coal mining method cannot be used under the condition of some coal seams with large inclination angles or unstable inclination angles, an explosion coal mining method and a hydraulic coal mining method are often adopted. The hydraulic coal mining method is a mechanized coal mining technology which utilizes high-pressure water jet to break coal and completes the procedures of transportation, lifting and the like by means of water power.
The characteristics of hydraulic coal mining: the water jet is used for coal dropping and conveying, so that personnel do not need to enter a working face, the working face supporting, top plate management, loading and transporting operation and other working procedures are simplified, and the coal mining operation working procedures are simplified; meanwhile, hydraulic conveying and lifting can centralize mine loading, conveying and lifting operations and simplify mine production links.
Hydraulic coal mining needs to use a water-coal separation device to realize separation of coal and water, the existing water-coal separation device is high in manufacturing cost, low in separation efficiency and large in workload of filter element cleaning and maintenance, and is not beneficial to realizing efficient operation of hydraulic coal mining, so that improvement is needed urgently.
Disclosure of Invention
In order to solve the technical problems, the high-efficiency coal-water separation device for coal mining provided by the invention comprises a water collecting tank and a plurality of quick-assembly filter plates, wherein the quick-assembly filter plates are detachably connected to a bottom plate of the water collecting tank and are arranged on the inner side of the water collecting tank in a surrounding manner to form an annular water-coal separation filter element, a butt joint surface matched with each other is arranged between every two adjacent quick-assembly filter plates, the butt joint parts of the tops of the two adjacent quick-assembly filter plates are connected through a connecting piece, each quick-assembly filter plate comprises a filter plate frame and a plurality of long fiber filter bundles arranged in the filter plate frame, a mounting groove is annularly arranged in the filter plate frame, the long fiber filter bundles are closely arranged in the filter plate frame and are horizontally or vertically detachably connected in the mounting groove, a water-coal connecting pipe and a filter water discharge pipe are connected to a box plate of the water collecting tank, and the water-coal connecting pipe guides, and a gap for detaching the quick-assembly filter plate from the bottom plate of the water collecting tank is reserved between the water coal connecting pipe and the top of the quick-assembly filter plate, and the filtered water discharge pipe is arranged at the bottom side part of the water collecting tank.
Preferably, the bottom equipartition of ready-package filter has the inserted bar, be equipped with on the bottom plate of catchment case with ready-package filter assorted board groove, the board inslot be equipped with inserted bar assorted jack, the bottom joint of ready-package filter is at the board inslot, and the inserted bar of ready-package filter bottom inserts and establishes on the jack of board inslot to realize that the ready-package filters, quick location and reliable connection on the bottom plate of catchment case.
Preferably, the both ends of long fiber filtering bundle are provided with the flexible metal ring that is used for tying up long fiber filtering bundle respectively, flexible metal ring joint is in the mounting groove to be connected with the mounting groove through the bolt, conveniently realize tying up the long fiber filtering bundle fast through flexible metal ring, and be convenient for realize the long fiber filtering bundle reliably be connected with the mounting groove.
Preferably, the inner side and the outer side of the fast-assembly filter plate are both provided with tortoise-shell nets, the long fiber filter bundle is clamped between the tortoise-shell nets on the inner side and the outer side, and the periphery of the tortoise-shell nets is connected with the fast-assembly filter plate through bolts, so that the rigidity of the long fiber filter bundle is improved, and the service life of the device is prolonged.
Preferably, all be equipped with the rubber slab on the butt joint face of two adjacent ready-package filters, can improve the leakproofness between two adjacent ready-package filters, guarantee the water coal separation effect.
Preferably, cyclic annular water coal separation filter core is the rectangle cyclic annular, the connecting piece is the right angle shape, the connecting piece passes through pin or bolted connection with the ready-package filter, and the dismouting is nimble, is favorable to improving the efficiency of overhauing the maintenance to the device.
Preferably, the track wheels with brakes are arranged on two sides of the bottom of the water collecting tank, so that track transportation is convenient to achieve, a plurality of the device can be connected in series on tracks in a coal mining roadway through traction steel wire ropes, high-efficiency water-coal separation efficiency is achieved, separated coal is conveniently conveyed to a designated position through the device, and then the coal deposited in the annular water-coal separation filter element is conveyed to other production links through the transfer device.
Preferably, the front side plate of the water collecting tank is higher than the rest side plates on the water collecting tank, so that the consumption of raw materials for manufacturing the water collecting tank is reduced, and the water collecting tank is convenient to clean and maintain. The water coal connecting pipe is installed at the upper end of a front side plate of the water collecting tank, the filtered water discharging pipe is installed at the bottom of a rear side plate of the water collecting tank, stop valves are arranged on the water coal connecting pipe and the filtered water discharging pipe, and online maintenance and overhaul of the device are conveniently achieved through the stop valves.
Preferably, the length of the long fiber filtering bundle is more than or equal to 1500mm, and efficient industrial application is conveniently realized.
The invention also comprises other devices or components which can enable the water-coal efficient separation device to be normally used in coal mining, and all the devices or components are conventional technical means in the field.
The working principle of the invention is that when the device is used, the device is communicated with a water-coal outlet pipe of a hydraulic coal mining device through a water-coal connecting pipe, so that a water-coal mixture is led into an annular water-coal separating filter element which is formed by a plurality of fast-assembly filter plates and enclosed at the inner side of a water collecting tank, the water-coal separation is realized through the high-efficiency filtration of a plurality of long fiber filter bundles which are closely arranged in a filter plate frame, coal is intercepted at the inner side of the annular water-coal separating filter element, and filtered water is filtered by the long fiber filter bundles to flow into the water collecting tank and is intensively discharged or recycled through a filtered water discharging pipe. The long fiber filtering bundle is detachably connected with the mounting groove, the quick-mounting type filtering plate is detachably connected with the bottom plate of the water collecting tank, maintainability of the device is improved, the long fiber filtering bundle is convenient to clean and replace, and accordingly separation efficiency of the device is guaranteed.
The device has the advantages of simple structure, low manufacturing cost, high water-coal separation efficiency, convenient cleaning of the filter element, strong maintainability and contribution to realizing high-efficiency operation of hydraulic coal mining.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of the present invention in the embodiment.
Fig. 2 is a schematic view of the overall structure of the water collection tank of the present invention in the embodiment.
Fig. 3 is a schematic view of the overall structure of the ready-package filter plate of the present invention in an embodiment.
Fig. 4 is a schematic structural diagram of a combined structure of a filter plate frame and a tortoise-shell net of the present invention in the embodiment.
Fig. 5 is a schematic view showing a combination structure of the long fiber filter tow and the flexible metal ring according to the present invention in the example.
Detailed Description
The present invention will be described more clearly with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention. All other embodiments, which can be obtained by those skilled in the art without any inventive step based on the embodiments of the present invention, should be included in the scope of the present invention.
Examples
As shown in figures 1-5, the high-efficiency coal water separation device for coal mining provided by the invention comprises a water collecting tank 1 and a plurality of fast-assembly filter plates 2, wherein the fast-assembly filter plates 2 are detachably connected on a bottom plate 3 of the water collecting tank 1 and are arranged around the inner side of the water collecting tank 1 to form an annular water-coal separation filter element, a butt joint surface matched with each other is arranged between every two adjacent fast-assembly filter plates 2, the butt joint parts of the tops of every two adjacent fast-assembly filter plates 2 are connected through a connecting piece 4, each fast-assembly filter plate 2 comprises a filter plate frame 2-1 and a plurality of long fiber filter bundles 2-2 arranged in the filter plate frame 2-1, a mounting groove is annularly arranged in the filter plate frame 2-1, the long fiber filter bundles 2-2 are closely arranged in the filter plate frame 2-1, and the long fiber filter bundles 2-2 are vertically and detachably connected in the mounting groove, the water-coal separating filter is characterized in that a water-coal connecting pipe 5 and a filtered water discharging pipe 6 are connected to a box plate of the water collecting tank 1, the water-coal connecting pipe 5 leads water-coal mixture to the inner side of the annular water-coal separating filter element, a gap for the quick-mounting filter plate 2 to be detached from the bottom plate 3 of the water collecting tank 1 is reserved between the water-coal connecting pipe 5 and the top of the quick-mounting filter plate 2, and the filtered water discharging pipe 6 is arranged on the bottom side portion of the water collecting tank 1.
The bottom equipartition of ready-package filter 2 has inserted bar 7, be equipped with on the bottom plate 3 of catchment case 1 with ready-package filter 2 assorted board groove 8, be equipped with in the board groove 8 with the 7 assorted jacks 9 of inserted bar, the bottom joint of ready-package filter 2 is in board groove 8, and the inserted bar 7 of ready-package filter 2 bottom inserts and establishes on the jack 9 of board groove 8 to realize quick location and the reliable connection of ready-package filter 2 on the bottom plate 3 of catchment case 1. And two ends of the long fiber filtering bundle 2-2 are respectively provided with a flexible metal ring 10 for bundling the long fiber filtering bundle 2-2, and the flexible metal rings 10 are clamped in the mounting grooves and connected with the mounting grooves through bolts. The flexible metal ring 10 is convenient for realizing the rapid bundling of the long fiber filtering bundle 2-2 and the reliable connection of the long fiber filtering bundle 2-2 and the installation groove.
The inner side and the outer side of the fast-assembly filter plate 2 are respectively provided with the tortoise-shell nets 11, the long fiber filter bundle 2-2 is clamped between the tortoise-shell nets 11 at the inner side and the outer side, and the periphery of the tortoise-shell net 11 is connected with the fast-assembly filter plate 2 through bolts, so that the rigidity of the long fiber filter bundle 2-2 is improved, and the service life of the device is prolonged. All be equipped with rubber slab 12 on two adjacent ready-package filter 2's the butt joint face, can improve the leakproofness between two adjacent ready-package filter 2, guarantee the water coal separation effect. The annular water-coal separation filter element is rectangular and annular, the connecting piece 4 is right-angled, the connecting piece 4 is connected with the quick-mounting filter plate 2 through a pin, the assembly and disassembly are flexible, and the efficiency of overhauling and maintaining the device is improved.
The track wheels 13 with brakes are arranged on two sides of the bottom of the water collecting tank 1, so that track transportation is convenient to achieve, a plurality of the devices can be connected in series on tracks in a coal mining roadway through traction steel wire ropes, high-efficiency water-coal separation efficiency is achieved, separated coal is conveniently conveyed to a designated position through the devices, and then the coal deposited in the annular water-coal separation filter element is conveyed to other production links through a transfer device.
The front side plate of the water collecting tank 1 is higher than the rest side plates on the water collecting tank 1, so that the consumption of raw materials for manufacturing the water collecting tank 1 is reduced, and the water collecting tank 1 is convenient to clean and maintain. The water coal connecting pipe 5 is installed at the upper end of the front side plate of the water collecting tank 1, the filtered water discharge pipe 6 is installed at the bottom of the rear side plate of the water collecting tank 1, the water coal connecting pipe 5 and the filtered water discharge pipe 6 are both provided with stop valves, and online maintenance and overhaul of the device are conveniently achieved through the stop valves. The length of the long fiber filtering bundle 2-2 is more than or equal to 1500mm, and efficient industrial application is conveniently realized.
The working principle of the invention is that when the device is used, the device is communicated with a water-coal outlet pipe of a hydraulic coal mining device through a water-coal connecting pipe 5, so that a water-coal mixture is led into an annular water-coal separating filter element which is formed by surrounding a plurality of fast-assembly filter plates 2 at the inner side of a water collecting tank 1, the water-coal separation is realized through the efficient filtration of a plurality of long fiber filter bundles 2-2 which are closely arranged in a filter plate frame 2-1, coal is intercepted at the inner side of the annular water-coal separating filter element, filtered water is filtered by the plurality of long fiber filter bundles 2-2 and flows into the water collecting tank 1, and the filtered water is intensively discharged or recycled through a filtered water discharge pipe 6. The long fiber filtering bundle 2-2 is detachably connected with the mounting groove, and the fast-assembly filtering plate 2 is detachably connected with the bottom plate 3 of the water collecting tank 1, so that the maintainability of the device is improved, the long fiber filtering bundle 2-2 is convenient to clean and replace, and the separation efficiency of the device is ensured.
Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.
Claims (9)
1. Coal mining water coal high efficiency separator which characterized in that: including catchment case and a plurality of ready-package filter, a plurality of ready-package filters can dismantle to connect on the bottom plate of catchment case and enclose to establish on the inboard of catchment case and form annular water coal separation filter core, are equipped with the butt joint face that matches each other between two adjacent ready-package filters, and the top butt joint department of two adjacent ready-package filters is connected through the connecting piece, the ready-package filter includes filters the sheet frame and establishes a plurality of long fiber filter bundles in filtering the sheet frame, the annular is provided with the mounting groove in filtering the sheet frame, and a plurality of long fiber filter bundles closely arrange in filtering the sheet frame, and long fiber filter bundle level or vertical can dismantle the connection in the mounting groove, be connected with water coal connecting pipe and drainage pipe on the case board of catchment case, water coal connecting pipe causes the inboard of the cyclic annular water coal separation filter core of water coal mixture, and leaves between the top of water coal connecting pipe and ready-package filter and be equipped with and supply ready-package filter from the bottom plate The detachable gap is arranged on the bottom side of the water collecting tank.
2. The efficient coal water separation device for coal mining according to claim 1, characterized in that: the bottom equipartition of ready-package filter has the inserted bar, be equipped with on the bottom plate of catchment case with ready-package filter assorted board groove, the board inslot be equipped with inserted bar assorted jack, the bottom joint of ready-package filter is in the board inslot, and the inserted bar of ready-package filter bottom inserts and establishes on the jack of board inslot.
3. The efficient coal water separation device for coal mining according to claim 1, characterized in that: and two ends of the long fiber filtering bundle are respectively provided with a flexible metal ring for bundling the long fiber filtering bundle, and the flexible metal rings are clamped in the mounting grooves and connected with the mounting grooves through bolts.
4. The efficient coal water separation device for coal mining according to claim 1, characterized in that: and the inner side and the outer side of the quick-mounting filter plate are both provided with tortoise shell nets, the long fiber filter bundle is clamped between the tortoise shell nets at the inner side and the outer side, and the peripheries of the tortoise shell nets are connected with the quick-mounting filter plate through bolts.
5. The efficient coal water separation device for coal mining according to claim 1, characterized in that: and rubber plates are arranged on the butt joint surfaces of the two adjacent quick-mounting filter plates.
6. The efficient coal water separation device for coal mining according to claim 1, characterized in that: the annular water-coal separation filter element is rectangular and annular, the connecting piece is right-angled, and the connecting piece is connected with the quick-mounting filter plate through pins or bolts.
7. The efficient coal water separation device for coal mining according to claim 1, characterized in that: and two sides of the bottom of the water collecting tank are provided with track wheels with brakes.
8. The efficient coal water separation device for coal mining according to claim 1, characterized in that: the front side plate of the water collecting tank is higher than the rest side plates on the water collecting tank, the water-coal connecting pipe is installed at the upper end of the front side plate of the water collecting tank, the filtered water discharging pipe is installed at the bottom of the rear side plate of the water collecting tank, and stop valves are arranged on the water-coal connecting pipe and the filtered water discharging pipe.
9. The efficient coal water separation device for coal mining according to any one of claims 1 to 8, characterized in that: the length of the long fiber filtering bundle is more than or equal to 1500 mm.
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CN202011342884.0A CN112495030B (en) | 2020-11-26 | 2020-11-26 | Water-coal efficient separation device for coal mining |
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CN202011342884.0A CN112495030B (en) | 2020-11-26 | 2020-11-26 | Water-coal efficient separation device for coal mining |
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CN112495030B CN112495030B (en) | 2022-07-26 |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201949711U (en) * | 2011-02-17 | 2011-08-31 | 上海大屯能源股份有限公司 | Sundry filter of water spraying device |
CN204293969U (en) * | 2014-12-08 | 2015-04-29 | 山东钢铁股份有限公司 | A kind of easily changeable lower water screen |
KR20180004973A (en) * | 2016-07-05 | 2018-01-15 | 코웨이 주식회사 | Water treatment filter, water treatment system and apparatus comprising the same |
CN209227485U (en) * | 2018-11-09 | 2019-08-09 | 李庆国 | A kind of hydraulic engineering steam trap connection |
CN209317169U (en) * | 2018-08-25 | 2019-08-30 | 陈建峰 | A kind of portable water purifier |
CN210728885U (en) * | 2019-09-25 | 2020-06-12 | 枣庄市汉森造纸数控设备有限公司 | Papermaking wastewater filter |
CN211255501U (en) * | 2019-07-16 | 2020-08-14 | 刘开星 | Industrial wastewater desulfurization pretreatment filtration equipment |
CN211885672U (en) * | 2020-03-17 | 2020-11-10 | 于丽娜 | High-efficient environmental protection's edulcoration filtration system for hydraulic engineering |
CN211913014U (en) * | 2020-03-17 | 2020-11-13 | 李健 | Recovery processing system for coal washing |
-
2020
- 2020-11-26 CN CN202011342884.0A patent/CN112495030B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201949711U (en) * | 2011-02-17 | 2011-08-31 | 上海大屯能源股份有限公司 | Sundry filter of water spraying device |
CN204293969U (en) * | 2014-12-08 | 2015-04-29 | 山东钢铁股份有限公司 | A kind of easily changeable lower water screen |
KR20180004973A (en) * | 2016-07-05 | 2018-01-15 | 코웨이 주식회사 | Water treatment filter, water treatment system and apparatus comprising the same |
CN209317169U (en) * | 2018-08-25 | 2019-08-30 | 陈建峰 | A kind of portable water purifier |
CN209227485U (en) * | 2018-11-09 | 2019-08-09 | 李庆国 | A kind of hydraulic engineering steam trap connection |
CN211255501U (en) * | 2019-07-16 | 2020-08-14 | 刘开星 | Industrial wastewater desulfurization pretreatment filtration equipment |
CN210728885U (en) * | 2019-09-25 | 2020-06-12 | 枣庄市汉森造纸数控设备有限公司 | Papermaking wastewater filter |
CN211885672U (en) * | 2020-03-17 | 2020-11-10 | 于丽娜 | High-efficient environmental protection's edulcoration filtration system for hydraulic engineering |
CN211913014U (en) * | 2020-03-17 | 2020-11-13 | 李健 | Recovery processing system for coal washing |
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