CN114215595A - Underground coal mine seepage water collecting and guiding device and using method thereof - Google Patents
Underground coal mine seepage water collecting and guiding device and using method thereof Download PDFInfo
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- CN114215595A CN114215595A CN202111578857.8A CN202111578857A CN114215595A CN 114215595 A CN114215595 A CN 114215595A CN 202111578857 A CN202111578857 A CN 202111578857A CN 114215595 A CN114215595 A CN 114215595A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 92
- 239000003245 coal Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title abstract description 12
- 239000007787 solid Substances 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 14
- 230000007797 corrosion Effects 0.000 abstract description 9
- 238000005260 corrosion Methods 0.000 abstract description 9
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000005187 foaming Methods 0.000 description 11
- 238000003860 storage Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000005065 mining Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910001039 duplex stainless steel Inorganic materials 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000012644 addition polymerization Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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
-
- 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
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a coal mine underground seepage water collecting and guiding device and a using method thereof, and discloses a collecting and guiding device which can collect water seeped from the top of a roadway when the water just flows out, effectively avoids the seepage water from flowing onto the ground to cause the ground to be wet and slippery and influence the production safety of workers and cause corrosion to underground production facilities, can reduce the manual maintenance cost, and can collect the collected water together and uniformly guide the collected water to a drainage tank for discharge, and the device is characterized in that a fixing plate is of a circular structure, a fixing cylinder is arranged in the middle of the fixing plate, a straight collecting cylinder is arranged on the fixing cylinder, the straight collecting cylinder is communicated with the fixing cylinder, the inner diameter of the straight collecting cylinder is equal to that of the fixing cylinder, a plurality of triangular supporting plates are equidistantly arranged on the fixing plate along the circumferential direction, the triangular supporting plates are right-angled triangles, one side right-angled side of each triangular supporting plate is connected with the outer wall of the fixing cylinder, the right-angle side of the other side is connected with the fixed plate, and the mounting platforms are arranged on the fixed plate at equal intervals.
Description
Technical Field
The invention discloses a coal mine underground seepage water collecting and guiding device and a using method thereof, relates to a coal mine underground seepage water collecting and guiding device, and belongs to the technical field of coal mines. In particular to a collection guiding device which can collect water seeped from the top of a roadway when the water just flows out and discharge the water into water storage tanks on two sides of the roadway through a collecting pipe, and avoids seepage water from causing ground slipping to affect the production safety of workers and damage underground production facilities when the seeped water flows to the ground.
Background
The geological environment of coal mining is complex, and a groundwater layer often exists at the coal seam, and in this case, in the coal mining process, although the coal mining tunnel is supported by a top plate and sucks the underground water layer to a certain extent, the coal mining tunnel plays a certain role in safety protection, but the residual water of the underground water layer still flows into the roadway through the gap of the top plate to cause the bottom plate to be wet and slippery, which affects the safety of workers, but also causes corrosion to the underground production facilities, the manual maintenance cost is higher, the traditional treatment method adopts the plugging and seepage method to treat, however, when the water seepage of the roadway is serious, the roadway cannot be treated by a plugging and seepage method in time, so that water deposited in the roadway is muddy, corrosion damage to production facilities can be caused, the manual maintenance cost is high, the production safety of mine workers can be influenced, and the water is not convenient to collect and discharge uniformly.
The publication No. CN212927884U discloses a plugging nail for preventing water seepage in a coal mine tunnel, which is characterized in that a foaming storage pipe is arranged in a rubber nail sleeve, the foaming storage pipe is made of rubber, a foaming filling pipe is connected with the foaming storage pipe and is communicated with the foaming storage pipe, the joint of the foaming filling pipe and the foaming storage pipe is of a reducing structure, a sealing plug is arranged in the foaming filling pipe, an inner foaming cavity is formed between the sealing plug and the foaming filling pipe, a limiting cap sleeve is arranged on the foaming filling pipe and is connected with the end part of the rubber nail sleeve, a water inlet groove is arranged on the rubber nail sleeve, one end of the water inlet pipe is connected with the edge of the water inlet groove, the device utilizes the water seepage nail to plug the water seepage part, but when the water seepage of the tunnel is serious, the water seepage method cannot be timely adopted to treat the tunnel, so that the water accumulated bottom plate in the tunnel is argillized, the corrosion hazard to the production facility can be caused, and the manual maintenance cost is higher, the production safety of mine workers is also influenced, and the water is not convenient to be collected and uniformly discharged.
Disclosure of Invention
In order to improve the situation, the underground coal mine seepage water collecting and guiding device and the using method thereof provide the collecting and guiding device which can collect seepage water at the top of a roadway when the seepage water just flows out, effectively avoid the seepage water from flowing to the ground to cause the ground to be slippery, so as to influence the production safety of workers and cause corrosion to underground production facilities, reduce the manual maintenance cost, and can collect the collected water together and uniformly guide the collected water to a drainage tank for drainage.
The invention relates to a coal mine underground seepage collecting and guiding device, which is realized as follows: the invention relates to a coal mine underground seepage collecting and guiding device which comprises an installation platform, an anchor rod, a fixed cylinder, a straight collecting cylinder, triangular support plates, springs, a protection plate, a collecting pipe, a buffer tank, a flow guide pipe, a fixed plate, a water inlet, a drainage cavity, a collecting tank and rectangular through holes, wherein the fixed plate is in a circular structure, the fixed cylinder is arranged in the middle of the fixed plate, the straight collecting cylinder is arranged on the fixed cylinder, the straight collecting cylinder is communicated with the fixed cylinder, the inner diameter of the straight collecting cylinder is equal to the inner diameter of the fixed cylinder, a plurality of triangular support plates are equidistantly arranged on the fixed plate along the circumferential direction, the triangular support plates are in a right-angled triangle shape, one right-angled edge of each triangular support plate is connected with the outer wall of the fixed cylinder, the other right-angled edge of each triangular support plate is connected with the fixed plate, the thickness of the fixed plate is gradually reduced from the center to the edge, a plurality of installation platforms are equidistantly arranged on the fixed plate, and two sides of the installation platforms are respectively connected with two adjacent triangular support plates, one end of the mounting platform is connected with the side wall of the fixed cylinder, the other end of the mounting platform is connected with the edge of the fixed plate, the thickness of one end of the mounting platform is larger than that of the other end of the mounting platform, the mounting platform is provided with a mounting groove, the plurality of anchor rods are in one-to-one correspondence with the plurality of mounting platforms, one end of each anchor rod is positioned below the fixed plate, the other end of each anchor rod penetrates through the fixed plate and the mounting groove to extend upwards, the spring is sleeved on the anchor rods, one end of each spring is connected with the bottom of the mounting groove, the other end of each spring is higher than the straight collecting cylinder, a group of protection plates are respectively arranged between every two adjacent anchor rods, one end of each protection plate is connected with the top of the fixed cylinder, the other end of each protection plate is connected with the edge of the fixed plate, two sides of each protection plate are respectively connected with two adjacent triangular support plates, the protection plates, the outer wall of the fixed cylinder and the two adjacent triangular support plates form a drainage cavity, the fixed cylinder is provided with a plurality of water inlets, the plurality of water inlets are in one-to-one correspondence with the plurality of drainage cavities, the concentration box is arranged below the fixing plate, the plurality of buffer boxes are arranged at the edge of the bottom of the fixing plate, the plurality of drainage cavities of the plurality of buffer boxes are in one-to-one correspondence, one end of the flow guide pipe is communicated with the buffer boxes, the other end of the flow guide pipe is communicated with the side wall of the concentration box, a plurality of rectangular through holes are formed in the fixing plate and are in one-to-one correspondence with the plurality of drainage cavities, the plurality of rectangular through holes are in one-to-one correspondence with the plurality of buffer boxes, and the collecting pipe is communicated with the bottom of the concentration box;
further, a convex guide plate is added, the convex guide plate is arranged on the fixing plate and is positioned in the fixing cylinder, and a height difference exists between a projection in the middle of the convex guide plate and the edge of the convex guide plate;
further, the straight collecting cylinder replaces a conical collecting cylinder, and the diameter of an opening at one end of the conical collecting cylinder is larger than that of the opening at the other end of the conical collecting cylinder.
Has the beneficial effects.
Firstly, can just collect the water that oozes at the top of the roadway when just flowing out, effectively avoid the rivers that ooze to cause the ground wet and slippery to influence staff's production safety subaerially.
And secondly, the buffer and shock absorption can be carried out, and the guide device and the top plate are prevented from generating hard collision and damage due to vibration generated in coal mining.
And thirdly, collected water can be collected together and uniformly guided to a water storage tank to be collected.
Fourthly, the structure is simple, and the device is convenient and practical.
Fifthly, the cost is low, and the popularization is convenient.
Drawings
FIG. 1 is a three-dimensional structure diagram of a coal mine underground seepage collecting and guiding device of the present invention;
FIG. 2 is a schematic structural view of a device for collecting and guiding seepage water in a coal mine well according to the present invention;
FIG. 3 is a schematic structural diagram of an embodiment 2 of the device for collecting and guiding seepage in a coal mine well according to the present invention;
fig. 4 is a schematic structural view of an embodiment 3 of the device for collecting and guiding seepage in a coal mine well according to the present invention.
In the attached drawings
Wherein the method comprises the following steps: mounting platform (1), stock (2), solid fixed cylinder (3), straight shape collection cylinder (4), triangular support plate (5), spring (6), guard plate (7), collecting pipe (8), buffer tank (9), honeycomb duct (10), fixed plate (11), water inlet (12), drainage chamber (13), concentrate case (14), rectangle through-hole (15), convex guide plate (16), toper collection cylinder (17).
The specific implementation mode is as follows:
example 1
The invention relates to a coal mine underground seepage collecting and guiding device, which is realized as follows: the invention relates to a coal mine underground water seepage collecting and guiding device which comprises an installation platform (1), an anchor rod (2), a fixed cylinder (3), a straight collecting cylinder (4), triangular support plates (5), springs (6), a protection plate (7), a collecting pipe (8), a buffer box (9), a guide pipe (10), a fixing plate (11), a water inlet (12), a drainage cavity (13), a concentration box (14) and a rectangular through hole (15), wherein the fixing plate (11) is of a circular structure, the fixed cylinder (3) is arranged in the middle of the fixing plate (11), the straight collecting cylinder (4) is arranged on the fixed cylinder (3), the straight collecting cylinder (4) is communicated with the fixed cylinder (3), the inner diameter of the straight collecting cylinder (4) is equal to that of the fixed cylinder (3), a plurality of triangular support plates (5) are circumferentially and equidistantly arranged on the fixing plate (11), and the triangular support plates (5) are in a right-angled triangle shape, the utility model discloses a mounting structure, including triangular support plate (5), fixed cylinder (3), opposite side right angle limit and fixed plate (11), the thickness of fixed plate (11) reduces to the edge from the center gradually, and fixed plate (11) are arranged in to a plurality of mounting platform (1) equidistance, mounting platform (1) both sides are connected with two adjacent triangular support plate (5) respectively, mounting platform (1) one end and fixed cylinder (3) lateral wall are connected, and the other end and fixed plate (11) edge are connected, the thickness of mounting platform (1) one end is greater than the thickness of the other end, it has the mounting groove to open on mounting platform (1), a plurality of stock (2) and a plurality of mounting platform (1) one-to-one, stock (2) one end is located fixed plate (11) below, and the other end passes fixed plate (11) and mounting groove upwards extends, the anchor rods (2) are sleeved with the springs (6), one end of each spring (6) is connected with the bottom of the mounting groove, the other end of each spring (6) is higher than the straight collecting cylinder (4), a group of protection plates (7) are respectively arranged between every two adjacent anchor rods (2), one end of each protection plate (7) is connected with the top of the corresponding fixed cylinder (3), the other end of each protection plate is connected with the edge of the corresponding fixed plate (11), two sides of each protection plate (7) are respectively connected with two adjacent triangular support plates (5), the protection plates (7), the outer walls of the corresponding fixed cylinders (3) and the two adjacent triangular support plates (5) form drainage cavities (13), a plurality of water inlets (12) are formed in the corresponding fixed cylinders (3), the plurality of water inlets (12) correspond to the plurality of drainage cavities (13) one by one to one, the concentrating boxes (14) are arranged below the fixed plates (11), and the edges of the bottom of the fixed plates (11) are arranged in the plurality of buffer boxes (9), the buffer boxes (9) are in one-to-one correspondence with the drainage cavities (13), one end of the flow guide pipe (10) is communicated with the buffer boxes (9), the other end of the flow guide pipe is communicated with the side wall of the concentration box (14), the fixing plate (11) is provided with a plurality of rectangular through holes (15), the rectangular through holes (15) are in one-to-one correspondence with the drainage cavities (13), the rectangular through holes (15) are in one-to-one correspondence with the buffer boxes (9), and the collecting pipe (8) is communicated with the bottom of the concentration box (14);
preferably, the straight collecting cylinder (4) is made of polypropylene;
polypropylene is a polymer obtained by addition polymerization of propylene, is a white wax-like material, and has a transparent and light appearance. The chemical formula is (C3H6) n, the density is 0.89-0.91 g/cm3, the material is flammable, the melting point is 189 ℃, the material is softened at about 155 ℃, the use temperature range is-30-140 ℃, the material can resist the corrosion of acid, alkali, salt solution and various organic solvents at the temperature below 80 ℃, and the material can be decomposed under the action of high temperature and oxidation;
preferably, the draft tube (10) is made of polypropylene;
preferably, the collecting pipe (8) is made of austenite-ferrite duplex stainless steel, and the inner layer is coated with a layer of anticorrosive paint;
the duplex stainless steel has a solid solution structure in which ferrite phase and austenite phase account for about half of each other, and generally, the content of a minor phase needs to be 30%. Under the condition of low C content, the Cr content is 18-28%, and the Ni content is 3-10%. Some steels also contain alloying elements such as Mo, Cu, Nb, Ti, N, etc. The steel has the characteristics of both austenitic stainless steel and ferritic stainless steel, and compared with ferrite, the steel has higher plasticity and toughness, no room temperature brittleness, obviously improved intergranular corrosion resistance and welding performance, and simultaneously keeps the characteristics of high 475 ℃ brittleness and heat conductivity coefficient, superplasticity and the like of the ferritic stainless steel. Compared with austenitic stainless steel, the strength is high, and the intergranular corrosion resistance and the chloride stress corrosion resistance are obviously improved;
the invention also relates to a use method of the underground coal mine seepage water collecting and guiding device, which comprises the following steps:
1) the straight collecting cylinder (4) is opposite to the water seepage position, and the guide device is fixed on the top plate of the roadway by using the anchor rod (2), so that the spring (6) is in contact with the top of the roadway;
2) connecting a collecting pipe (8) into drainage grooves on two sides of a roadway;
3) water seeped out from the roadway roof is collected into the fixed cylinder (3) through the straight collecting cylinder (4);
4) water in the fixed cylinder (3) flows into the corresponding drainage cavities (13) through the plurality of water inlets (12) respectively;
5) water flows into the drainage cavity (13) and flows into the buffer tank (9) through the rectangular through hole (15) on the fixing plate (11);
6) the water in the buffer tank (9) flows into the draft tube (10);
7) the water in the draft tube (10) is collected and flows into the centralized box (14);
8) the water flow in the header tank (14) flows into the drain tank through the manifold (8).
Example 2
The difference between this example and example 1 is: adding a convex guide plate (16), wherein the convex guide plate (16) is arranged on the fixed plate (11), the convex guide plate (16) is positioned in the fixed cylinder (3), and the height difference exists between the middle bulge and the edge of the convex guide plate (16); when the drainage device is used, because the height difference exists between the middle bulge and the edge of the convex guide plate (16), water flow can flow into the drainage cavity (13) from the fixed cylinder (3) more quickly, and the drainage speed is improved.
Example 3
The difference between this example and example 1 is: the straight collecting cylinder (4) is replaced by a conical collecting cylinder (17), and the diameter of an opening at one end of the conical collecting cylinder (17) is larger than that of the opening at the other end; when the water draining device is used, water with a larger range can be connected to one end with a larger opening diameter, and more water flows into the fixed cylinder (3) and then is drained, so that the water draining efficiency is improved;
the diameter of the straight collecting cylinder (4) is equal to that of the fixed cylinder (3), so that water seeped from the top of the roadway can completely flow into the fixed cylinder (3) from the straight collecting cylinder (4), and water seepage out of the device due to gaps at the joint is avoided;
the design that the thickness of one end of the mounting platform (1) is larger than that of the other end of the mounting platform enables broken stones generated by vibration of the top of the roadway to slide down through the mounting platform (1);
the design that the thickness of the fixing plate (11) is gradually reduced from the center to the edge can drain water in the drainage cavity (13), so that the water in the drainage cavity (13) flows into the buffer tank (9) more quickly, and the drainage speed is improved;
one end of the spring (6) is connected with the mounting platform (1), and the other end of the spring is higher than the straight collecting cylinder (4), so that the device can be subjected to a certain damping effect when vibration is generated at the top of a roadway;
the water inlet (12) is matched with the rectangular through hole (15), so that water flow can enter the drainage cavity (13) from the fixed cylinder (3) and flow into the buffer tank (9), and finally is collected to the concentration tank (14) to be uniformly discharged;
the buffer tank (9) is matched with the collecting tank (14) and the collecting pipe (8), so that water flow firstly passes through the buffer tank (9) and then is collected in the collecting tank (14), and then is guided to the water storage tank through the collecting pipe (8) to be collected;
reach and to collect the water that oozes at the top of the roadway just when just flowing out, effectively avoid the rivers that ooze to lead to the fact ground wet and slippery to influence staff's production safety and lead to the fact the corruption to the underground production facility, can reduce the manual maintenance cost to can collect the water of collecting and lead to the purpose of water drainage tank department emission together in unison.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that changes may be made without departing from the scope of the invention, and it is intended that all matter contained in the above description or shown in the accompanying drawings shall be interpreted as illustrative and not in a limiting sense.
It should be further noted that, while the above specific embodiments are described for simplicity and clarity, only the differences from other embodiments are described, but those skilled in the art should understand that the above specific embodiments are independent technical solutions.
Claims (10)
1. The utility model provides a guiding device is collected in colliery seepage in pit, includes mounting platform, stock, solid fixed cylinder, straight shape collection cylinder, triangular support plate, spring, guard plate, collecting pipe, baffle-box, honeycomb duct, fixed plate, water inlet, drainage chamber, centralized box and rectangle through-hole, its characterized in that baffle-box and centralized box, collecting pipe cooperation can make rivers earlier through the baffle-box then concentrate in the centralized box, guide to catch basin department through the collecting pipe and collect, water inlet and rectangle through-hole cooperation can make the tunnel top ooze rivers and advance to cross the drainage chamber from solid fixed cylinder and flow in the baffle-box, at last gather the centralized box and unified the emission.
2. The device as claimed in claim 1, wherein the fixing plate is a circular structure, the fixing cylinder is disposed at the middle of the fixing plate, the straight collecting cylinder is disposed on the fixing cylinder, the straight collecting cylinder is communicated with the fixing cylinder, a plurality of triangular supporting plates are disposed on the fixing plate along the circumferential direction at equal intervals, the triangular supporting plates are right triangles, one right-angled side of one side of each triangular supporting plate is connected with the outer wall of the fixing cylinder, the other right-angled side of each triangular supporting plate is connected with the fixing plate, a plurality of mounting platforms are disposed on the fixing plate at equal intervals, two sides of each mounting platform are respectively connected with two adjacent triangular supporting plates, one end of each mounting platform is connected with the side wall of the fixing cylinder, the other end of each mounting platform is connected with the edge of the fixing plate, each mounting platform is provided with a mounting groove, the plurality of anchor rods are in one-to-one correspondence with the plurality of mounting platforms, one end of each anchor rod is located below the fixing plate, the other end passes fixed plate and mounting groove and upwards extends, and on the stock was arranged in to the spring housing, spring one end and mounting groove bottom were connected, and the other end is higher than straight shape collecting vessel, has put a set of guard plate between two adjacent stocks respectively, guard plate one end and solid fixed cylinder top are connected, and the other end is connected with the fixed plate edge, and the guard plate both sides are connected with two adjacent triangular support boards respectively, guard plate, solid fixed cylinder outer wall and two adjacent triangular support boards form the drainage chamber.
3. The underground coal mine water seepage collecting and guiding device as claimed in claim 2, wherein a convex guide plate is added, the convex guide plate is arranged on the fixing plate and is positioned in the fixing cylinder, and a height difference exists between a middle bulge and an edge of the convex guide plate.
4. The underground coal mine water seepage collecting and guiding device as claimed in claim 1 or 2, wherein the straight collecting barrel is replaced by a conical collecting barrel, and the diameter of an opening at one end of the conical collecting barrel is larger than that of the opening at the other end of the conical collecting barrel; when the water-saving device is used, one end with a large opening diameter can be connected with water in a larger range, and more water flows into the fixed cylinder and then is discharged.
5. The underground coal mine water seepage collecting and guiding device as claimed in claim 1, wherein the diameter of the straight collecting cylinder is equal to that of the fixed cylinder, so that water seeped from the top of the roadway can completely flow into the fixed cylinder from the straight collecting cylinder, and water seepage out of the device due to gaps at the joint is avoided.
6. The underground coal mine water seepage collecting and guiding device as claimed in claim 1, wherein the thickness of the fixing plate is gradually reduced from the center to the edge, so that water in the drainage cavity can be drained, the water in the drainage cavity flows to the buffer tank more quickly, and the drainage speed is increased.
7. The underground coal mine water seepage collecting and guiding device as claimed in claim 2, wherein the inner diameter of the straight collecting cylinder is equal to that of the fixed cylinder.
8. The device as claimed in claim 2, wherein the thickness of the fixing plate is gradually reduced from the center to the edge.
9. The underground coal mine water seepage collecting and guiding device as claimed in claim 2, wherein the fixed cylinder is provided with a plurality of water inlets, the plurality of water inlets are in one-to-one correspondence with the plurality of drainage cavities, the concentration box is arranged below the fixed plate, the plurality of buffer boxes are arranged at the bottom edge of the fixed plate, the plurality of drainage cavities of the plurality of buffer boxes are in one-to-one correspondence, one end of the flow guide pipe is communicated with the buffer boxes, the other end of the flow guide pipe is communicated with the side wall of the concentration box, the fixed plate is provided with a plurality of rectangular through holes, the plurality of rectangular through holes are in one-to-one correspondence with the plurality of drainage cavities, the plurality of rectangular through holes are in one-to-one correspondence with the plurality of buffer boxes, and the confluence pipe is communicated with the bottom of the concentration box.
10. The underground coal mine water seepage collecting and guiding device as claimed in claim 1, wherein the thickness of one end of the mounting platform is greater than that of the other end.
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| CN202111578857.8A CN114215595B (en) | 2021-12-22 | 2021-12-22 | Underground coal mine seepage collecting and guiding device and using method thereof |
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| CN202111578857.8A CN114215595B (en) | 2021-12-22 | 2021-12-22 | Underground coal mine seepage collecting and guiding device and using method thereof |
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| CN114215595B CN114215595B (en) | 2024-01-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772741A (en) * | 2022-04-27 | 2022-07-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Comprehensive purification treatment system for ecological pollution of mine port |
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| CN210768854U (en) * | 2019-09-16 | 2020-06-16 | 赣州和坤工贸有限公司 | Waterproof guiding device of colliery roof |
| CN111058875A (en) * | 2019-12-25 | 2020-04-24 | 山东科技大学 | Coal mine roof waterproof method and waterproof flow guide device |
| CN212958749U (en) * | 2020-06-02 | 2021-04-13 | 玉溪大红山矿业有限公司 | Drainage device is collected in infiltration of underworkings roof |
| CN111929467A (en) * | 2020-08-28 | 2020-11-13 | 中煤第三建设集团安徽地质测量工程有限责任公司 | Underground coal mine water prevention and control equipment and method based on underground water flow direction measurement |
| CN214366192U (en) * | 2021-02-25 | 2021-10-08 | 贵州锦丰矿业有限公司 | Mine tunnel roof infiltration drainage device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772741A (en) * | 2022-04-27 | 2022-07-22 | 中国电建集团贵阳勘测设计研究院有限公司 | Comprehensive purification treatment system for ecological pollution of mine port |
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