CN220667639U - Device for draining accumulated water in roadway in mining airtight wall - Google Patents
Device for draining accumulated water in roadway in mining airtight wall Download PDFInfo
- Publication number
- CN220667639U CN220667639U CN202322451576.7U CN202322451576U CN220667639U CN 220667639 U CN220667639 U CN 220667639U CN 202322451576 U CN202322451576 U CN 202322451576U CN 220667639 U CN220667639 U CN 220667639U
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- water
- roadway
- gas
- pipe
- water separator
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 238000005065 mining Methods 0.000 title claims description 15
- 239000010802 sludge Substances 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 238000000605 extraction Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 12
- 238000009825 accumulation Methods 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 2
- 238000005086 pumping Methods 0.000 description 13
- 238000005553 drilling Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The utility model belongs to the field of underground drainage of mines, in particular to a roadway accumulated water drainage device in a mine sealing wall, which comprises a sealing wall arranged in a bottom drainage roadway, a gas-water separator and an automatic drainage device, wherein a drainage pipeline and a measure pipe penetrating through the sealing wall are connected to an air inlet at the top end of the gas-water separator, the air inlet at the top end of the automatic drainage device is communicated with the inner wall at the top end of the gas-water separator through an air duct, and a water inlet at the bottom end of the automatic drainage device is communicated with a water outlet at the bottom end of the gas-water separator through a drain pipe. The device can effectively solve the problem of accumulated water in low-lying places of the roadway, thereby avoiding the phenomenon that the roadway is submerged due to accumulated water in the roadway and the extraction is interrupted, improving the extraction effect, preventing the drain pipe and the gas-water separator from being blocked by sludge in sewage and further improving the using effect of the device.
Description
Technical Field
The utility model relates to the technical field of underground drainage of mines, in particular to a device for draining accumulated water in a tunnel in a mine sealing wall.
Background
After the daily bottom pumping roadway is constructed, the layer penetrating drilling holes generally penetrate through the rock mainly composed of sandstone, after hole sealing, sandstone crack water flows into the roadway along with the drilling holes, in the goaf and production water permeates into the bottom pumping roadway along with the roadway bottom plate of the coal face and the layer penetrating drilling holes, so that after the bottom pumping roadway is hermetically extracted, accumulated water in the roadway is larger, particularly, the bottom plate of the bottom pumping roadway is fluctuated more easily, accumulated water is accumulated in lower sections of the roadway, the roadway is blocked, and the extraction negative pressure cannot reach the place where extraction is required. Therefore, accumulated water at the low-lying point of the roadway needs to be drained out of the opening of the sealing wall in time, and therefore, the accumulated water draining device for the roadway in the mining sealing wall is provided.
Disclosure of Invention
The utility model provides a device for draining accumulated water in a roadway of a mining airtight wall, which solves the problem that the accumulated water in the mining airtight wall cannot be drained after the construction of a bottom drainage roadway is completed, so that drainage negative pressure cannot reach a place needing drainage.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the mining closed wall inner roadway accumulated water drainage device comprises a closed wall arranged in a bottom suction roadway, a gas-water separator and an automatic water drainage device, wherein an extraction pipeline and a measure pipe penetrating through the closed wall are connected to an air inlet at the top end of the gas-water separator, an air inlet at the top end of the automatic water drainage device is communicated with the inner wall at the top end of the gas-water separator through an air duct, and an air inlet at the bottom end of the automatic water drainage device is communicated with a water outlet at the bottom end of the gas-water separator through a drain pipe;
the gas-water separator is internally communicated with a roadway water accumulation area in the bottom suction roadway through a drain pipe passing through the sealing wall.
As a preferred embodiment, one end of the drain pipe is connected with a flower pipe extending into the roadway water accumulation area, and a sludge filter positioned on one side of the gas-water separator is also arranged on the drain pipe.
As the preferred embodiment, the sludge filter includes the casing, and the bottom mounting of casing has the mounting bracket, and the bottom of casing is connected with the outlet pipe of being connected with gas-water separator, and the top of casing is connected with the inlet tube of being connected with the drain pipe, and the inside of casing has top open-ended filter screen cylinder through two extension springs suspension joint, and the bottom of filter screen cylinder is connected with the mud delivery tube, and the closing plate is still installed to the bottom of casing, and the exit and the closing plate sliding seal of mud delivery tube are connected.
As the preferred embodiment, install the rack of vertical setting on the both sides inner wall of casing, the inside rotation of filter screen cylinder is connected with the puddler that has stirring vane, and the both ends rigid coupling of puddler has the gear with rack meshing.
As a preferred embodiment, the bottom end of the filter screen cylinder is arc-shaped, and a sealing ring is embedded at the joint of the sludge delivery pipe and the shell.
As a preferred embodiment, the height of the drain pipe from the bottom plate of the bottom suction roadway is not less than 0.5 meter.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device is provided with the gas-water separator, the drain pipe and other parts outside the opening of the closed wall, and the drain pipe in the closed wall is used for pumping accumulated water from the closed wall into the gas-water separator by using the pressure of the pumping negative pressure to drain the accumulated water, so that the problem of accumulated water in a low-lying place of the roadway can be effectively solved, the phenomenon that the roadway is flooded due to the accumulated water in the roadway is avoided, the pumping is interrupted, and the pumping effect is improved.
2. The device can prevent the sewage from blocking the drain pipe and the gas-water separator by the arrangement of the flower pipe and the sludge filter, and further improve the using effect of the device.
Drawings
FIG. 1 is a schematic structural view of a device for draining accumulated water in a roadway of a mining airtight wall;
FIG. 2 is a schematic view of a sludge filter;
FIG. 3 is a cross-sectional view of a sludge filter;
fig. 4 is a schematic diagram of the internal structure of a device for draining accumulated water in a roadway in a mining airtight wall;
fig. 5 is a schematic diagram of the connection of gears, stirring rod and stirring blade.
In the figure: 1. an automatic water draining device; 2. a blow-down pipe; 3. a gas-water separator; 4. a sludge filter; 401. a mounting frame; 402. a water outlet pipe; 403. a sealing plate; 404. a housing; 405. a water inlet pipe; 406. a tension spring; 407. a filter screen cylinder; 408. a stirring rod; 4081. stirring blades; 409. a gear; 410. a rack; 411. a sludge delivery pipe; 5. a sealing wall; 6. a drain pipe; 7. a flower tube; 8. a roadway water accumulation area; 9. a pumping pipeline; 10. measure the pipe.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Embodiment 1, refer to fig. 1, a roadway ponding removing device in a mining airtight wall, comprising an airtight wall 5 arranged in a bottom suction roadway, a gas-water separator 3 and an automatic water drainer 1, wherein a suction pipeline 9 and a measure pipe 10 penetrating through the airtight wall 5 are connected to an air inlet at the top end of the gas-water separator 3, an air inlet at the top end of the automatic water drainer 1 is communicated with the inner wall at the top end of the gas-water separator 3 through an air duct, and a water inlet at the bottom end of the automatic water drainer 1 is communicated with a water outlet at the bottom end of the gas-water separator 3 through a drain pipe 2;
the gas-water separator 3 is internally communicated with a roadway water accumulation area 8 in a bottom suction roadway through a drain pipe 6 penetrating through a sealing wall 5, and in order to prevent a water inlet of the drain pipe 6 from being blocked, one end of the drain pipe 6 is connected with a flower pipe 7 extending into the roadway water accumulation area 8, and the flower pipe 7 has a certain sludge filtering function and prevents sludge from blocking a pipeline. The height of the drain pipe 6 from the bottom plate of the bottom suction roadway is not less than 0.5 meter.
Normally, when no ponding exists in the bottom pumping roadway, the gate valve 1# to 5# is closed, when water is accumulated in a water accumulation area in the roadway, the gate valve is opened, the ponding in the bottom pumping roadway is pumped into the gas-water separator 3 through the flower pipe 7 and the drain pipe 6 by utilizing the negative pressure in the pumping pipeline 9, and then the ponding in the gas-water separator 3 is drained by utilizing the automatic water drain device 1 arranged on the gas-water separator 3, so that the situation that the pumping is not influenced is achieved, and the ponding in the roadway is drained.
1-5, unlike in embodiment 1, a sludge filter 4 located at one side of the gas-water separator 3 is further installed on the drain pipe 6, and filters the collected water in the bottom suction roadway, where the sludge filter 4 includes a housing 404, a mounting frame 401 is fixed at the bottom end of the housing 404, a water outlet pipe 402 connected with the gas-water separator 3 is connected to the bottom end of the housing 404, a water inlet pipe 405 connected with the drain pipe 6 is connected to the top end of the housing 404, a filter screen cylinder 407 with an open top is hung inside the housing 404 through two tension springs 406, a sludge delivery pipe 411 is connected to the bottom end of the filter screen cylinder 407, a sealing plate 403 is also installed at the bottom end of the housing 404, and the outlet of the sludge delivery pipe 411 is connected to the sealing plate 403 in a sliding sealing manner.
In order to improve smooth export of mud through mud delivery tube 411, install the rack 410 of vertical setting on the both sides inner wall of casing 404, the inside rotation of filter screen cylinder 407 is connected with the puddler 408 that has stirring vane 4081, the both ends of puddler 408 all rigid coupling have with rack 410 engaged gear 409, when filter screen cylinder 407 moves down, because gear 409 and rack 410's meshing, gear 409 drives puddler 408 and stirring vane 4081 rotation, reinforcing mud's mobility prevents simultaneously that mud from blockking up in the junction of filter screen cylinder 407 and mud delivery tube 411.
The bottom of filter screen cylinder 407 is the arc, further makes things convenient for deriving through mud delivery tube 411 to the mud of collecting, and the junction embedding of mud delivery tube 411 and casing 404 has the sealing washer, guarantees the connection leakproofness of mud delivery tube 411 and casing 404.
When the device is used, negative pressure is generated by sealing the inside of the shell 404, accumulated water in a roadway is filtered in the filter screen cylinder 407 in the shell 404 before entering the gas-water separator 3, filtered water is discharged through the water outlet pipe 402 at the bottom end, filtered sludge is left in the filter screen cylinder 407, the sludge is continuously left in the filter screen cylinder 407, when the gravity of the sludge is greater than the tension of the tension spring 406, the filter screen cylinder 407 and the sludge outlet pipe 411 at the bottom end of the sludge outlet pipe are driven to move downwards, the opening of the sludge outlet pipe 411 is not sealed with the sealing plate 403 any more, the sludge is discharged through the sludge outlet pipe 411, and meanwhile, when the filter screen cylinder 407 moves downwards, the gear 409 drives the stirring rod 408 and the stirring blade 4081 to rotate, so that the fluidity of the sludge is enhanced, and meanwhile, the sludge is prevented from being blocked at the joint of the filter screen cylinder 407 and the sludge outlet pipe 411.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The mining roadway accumulated water drainage device comprises a closed wall (5), a gas-water separator (3) and an automatic water drainage device (1) which are arranged in a bottom suction roadway, and is characterized in that an extraction pipeline (9) and a measure pipe (10) which penetrate through the closed wall (5) are connected to an air inlet at the top end of the gas-water separator (3), an air inlet at the top end of the automatic water drainage device (1) is communicated with the inner wall at the top end of the gas-water separator (3) through an air duct, and a water inlet at the bottom end of the automatic water drainage device (1) is communicated with a water outlet at the bottom end of the gas-water separator (3) through a blow-down pipe (2);
the gas-water separator (3) is internally communicated with a roadway water accumulation area (8) in the bottom suction roadway through a drain pipe (6) passing through the sealing wall (5).
2. The mining closed wall inner roadway ponding removing device according to claim 1, wherein one end of the drain pipe (6) is connected with a flower pipe (7) extending into a roadway ponding region (8), and the drain pipe (6) is further provided with a sludge filter (4) positioned at one side of the gas-water separator (3).
3. The device for removing accumulated water in a mining airtight wall roadway according to claim 2, wherein the sludge filter (4) comprises a shell (404), a mounting frame (401) is fixed at the bottom end of the shell (404), a water outlet pipe (402) connected with the gas-water separator (3) is connected at the bottom end of the shell (404), a water inlet pipe (405) connected with a water outlet pipe (6) is connected at the top end of the shell (404), a filter screen cylinder (407) with an open top is hung inside the shell (404) through two tension springs (406), a sludge delivery pipe (411) is connected at the bottom end of the filter screen cylinder (407), a sealing plate (403) is further installed at the bottom end of the shell (404), and the outlet of the sludge delivery pipe (411) is connected with the sealing plate (403) in a sliding sealing mode.
4. The device for draining roadway water in a mining airtight wall according to claim 3, wherein racks (410) are vertically arranged on inner walls of two sides of the shell (404), stirring rods (408) with stirring blades (4081) are rotatably connected inside the filter screen cylinder (407), and gears (409) meshed with the racks (410) are fixedly connected at two ends of each stirring rod (408).
5. A mining closed wall inner roadway water drainage device according to claim 3, wherein the bottom end of the filter screen cylinder (407) is arc-shaped, and a sealing ring is embedded at the joint of the sludge delivery pipe (411) and the shell (404).
6. The device for removing accumulated water in a mining airtight wall according to claim 2, wherein the height of the drain pipe (6) from the bottom plate of the bottom suction roadway is not less than 0.5 m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322451576.7U CN220667639U (en) | 2023-09-11 | 2023-09-11 | Device for draining accumulated water in roadway in mining airtight wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322451576.7U CN220667639U (en) | 2023-09-11 | 2023-09-11 | Device for draining accumulated water in roadway in mining airtight wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220667639U true CN220667639U (en) | 2024-03-26 |
Family
ID=90344281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322451576.7U Active CN220667639U (en) | 2023-09-11 | 2023-09-11 | Device for draining accumulated water in roadway in mining airtight wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220667639U (en) |
-
2023
- 2023-09-11 CN CN202322451576.7U patent/CN220667639U/en active Active
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