CN214741320U - Well wall infiltration prevention and control structure - Google Patents
Well wall infiltration prevention and control structure Download PDFInfo
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- CN214741320U CN214741320U CN202120411042.XU CN202120411042U CN214741320U CN 214741320 U CN214741320 U CN 214741320U CN 202120411042 U CN202120411042 U CN 202120411042U CN 214741320 U CN214741320 U CN 214741320U
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Abstract
The utility model discloses a well wall seepage prevention structure, wherein a plurality of well wall drainage holes are arranged at the supporting well wall in the mine well wall seepage point area, and pre-buried drainage pipes are arranged in the well wall drainage holes; a plurality of drainage pipe holes are formed in the pipe wall of the pre-buried drainage pipe inserted into the drainage hole of the well wall, so that a structure for collecting seepage water is formed; the embedded water drain pipe extends out of a section to form an exposed section in a mine, and a drainage guide structure for water seepage of a well wall is formed through the exposed section. The utility model has the advantages of construction convenience, with low costs, the good effect of treating water, the wall of a well infiltration management drainage guide of being convenient for, can directly be used for the raise that there is the infiltration condition or needs to treat water in the air shaft, the major-minor well wall of a well, its simple structure, construction convenience, work load are little, the activity duration is short, drainage and the wall of a well anticorrosion are effectual.
Description
Technical Field
The utility model relates to a mine construction technical field, concretely relates to administer structure for mine wall of a well infiltration.
Background
The construction of a mine shaft often meets a water-bearing rock stratum, the traditional shaft wall seepage control usually adopts shaft direct grouting, a water cut-off groove is arranged above a ingate, and the like. The shaft wall post-grouting process is suitable for inclined and slowly inclined strata, and equipment and materials required during grouting are special, so that the implementation difficulty is high, and the cost is high. The water interception tank is arranged above the ingate to treat water, generally, the wall of a well is cut to form the water interception tank above the ingate, a water guide device is arranged in the water interception tank, and accumulated water in the water guide device is guided to the lower middle section roadway. The water flow of the method needs to flow into the water intercepting tank for a long time, and particularly, the water flow with high corrosivity can damage the well wall greatly, so that the well wall is easy to fall off and the like. Meanwhile, the water guide device in the water intercepting tank is easy to bend and deform and needs frequent maintenance.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to prior art's defect, provide a wall of a well infiltration prevention and control structure that realizes simple structure, construction convenience, easy to maintain, with low costs, prevent and treat that the water is effectual, the wall of a well infiltration is convenient for manage the drainage guide.
In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a wall of a well infiltration prevention and cure structure which characterized in that: a plurality of well wall drainage holes are formed in the supporting well wall in the water seepage point area of the well wall of the mine, and pre-buried drainage pipes are arranged in the well wall drainage holes; a plurality of drainage pipe holes are formed in the pipe wall of the pre-buried drainage pipe inserted into the drainage hole of the well wall, so that a structure for collecting seepage water is formed; the embedded water drain pipe extends out of a section to form an exposed section in a mine, and a drainage guide structure for water seepage of a well wall is formed through the exposed section.
Furthermore, the well wall water drain hole is an inclined straight hole which faces outwards and upwards from the supporting well wall, the inclination angle of the inclined straight hole is 3-10 degrees, so that the embedded water drain pipe also forms an inclined embedded structure with the inclination angle of 3-10 degrees, and the water seepage is convenient to guide out automatically.
Furthermore, the well wall drainage holes are uniformly drilled in the water seepage point area of the well wall, the row spacing of the well wall drainage holes is 0.5-1.5m, the depth is more than or equal to 1.5m, and the pore diameter is 40-50 mm.
Preferably, the depth of the embedded water drain pipe inserted into the drain hole of the well wall is not less than 1.5m, and the length of the exposed section is 0.2-0.5 m.
Furthermore, the pipe wall of the embedded water drain pipe inserted into the well wall water drain hole is uniformly provided with water drain pipe holes, the pipe wall of the exposed section is of a closed structure, the end part of the exposed section is provided with an opening, and the exposed section is naturally extended of the whole embedded water drain pipe.
Furthermore, the exposed section is of a cluster or direct discharge structure, and the cluster discharge structure adopts a well wall hanging pipe to form a flow guide structure.
Preferably, the embedded water drain pipe is made of a corrosion-resistant polyethylene pipe.
Furthermore, the drain pipe holes are arranged on the embedded drain pipe in a staggered mode, and the row spacing between adjacent drain pipe holes is 0.1-0.2 m.
Furthermore, a blocking layer is arranged in a transition area between the outer wall of the pre-buried drain pipe and the inner wall of the well wall drain hole, and the orifice of the well wall drain hole is sealed through the blocking layer.
Preferably, the blocking layer extends 8-20cm from the supporting well wall to the well wall drainage hole, and is formed by cement mortar grouting.
The utility model discloses for current mine prevention of seepage water treatment structure has following advantage:
compared with a shaft wall post-grouting mode, the utility model has the advantages of less equipment, less material consumption, less workload, no need of special grouting materials and the like, and has great advantages in cost, workload and treatment effect;
secondly, compared with the mode of arranging the water intercepting groove on the well wall above the ingate, the water intercepting groove type well wall water intercepting device can effectively solve the problem that the well wall is corroded due to water drenching of the well wall, meanwhile, the well wall does not need to be provided with the water intercepting groove, the damage to the well wall is small, and the later maintenance workload is small;
thirdly, the adaptability is strong, and the method can be used for various section mineshafts;
fourthly, the construction operation is convenient, and the construction can be realized by utilizing the prior art level and equipment.
Therefore, the utility model has the advantages of construction convenience, with low costs, the good effect of treating water, the wall of a well infiltration management drainage guide of being convenient for, can directly be used for the raise that there is the infiltration condition or needs to treat water in the air shaft, the major-minor well wall of a well, its simple structure, construction convenience, work load are little, the activity duration is short, drainage and the wall of a well anticorrosion are effectual. Can be popularized and applied to replace the traditional well wall seepage control structure.
Drawings
FIG. 1 is a schematic overall sectional view of the present invention;
FIG. 2 is a schematic view of a horizontal section of the drilling construction of the present invention;
FIG. 3 is a schematic view of the mounting structure of the pre-buried pipe of the present invention;
fig. 4 is a schematic diagram of the arrangement of the drain holes of the pre-buried drain pipes.
In the figure, 1 is a supporting well wall, 2 is a well wall drain hole, 3 is an embedded drain pipe, 31 is an exposed section, 32 is a drain pipe hole, 4 is a transition area, and 5 is a blocking layer.
Detailed Description
In the embodiment, referring to fig. 1-4, in the structure for preventing water seepage from the well wall, a plurality of well wall water drainage holes 2 are formed in a supporting well wall 1 in a mine well wall water seepage point area, and pre-buried water drainage pipes 3 are arranged in the well wall water drainage holes 2; a plurality of water outlet pipe holes 32 are formed in the pipe wall of the pre-buried water outlet pipe 3 inserted into the well wall water outlet 2 to form a structure for collecting seepage water; the embedded water drain pipe 3 extends out of a section to form an exposed section 31 in a mine, and a drainage guide structure for water seepage of a well wall is formed through the exposed section 31, namely the seepage mainly enters the embedded water drain pipe 3 from a water drain pipe hole 32 and then is guided out from a pipe orifice of the exposed section 31.
The well wall water drain hole 2 is an inclined straight hole which faces outwards and upwards from the supporting well wall 1, the inclination angle of the inclined straight hole is 5 degrees, and the embedded water drain pipe 3 also forms an inclined embedded structure with the inclination angle of 5 degrees so as to be convenient for water seepage and self-flow guiding out.
The well wall drainage holes 2 are uniformly drilled in the well wall water seepage point area, the row spacing of the well wall drainage holes 2 is 1m, the depth is more than or equal to 1.5m, and the aperture is 45 mm.
The depth of the embedded drain pipe 3 inserted into the well wall drain hole 2 is not less than 1.5m, and the length of the exposed section 31 is 0.3 m.
The pipe wall of the embedded water drain pipe 3 inserted into the well wall water drain hole 2 is uniformly provided with water drain pipe holes 32, while the pipe wall of the exposed section 31 is of a closed structure, namely, the water drain pipe holes are not formed, but the end part of the exposed section 31 is provided with an opening, and the exposed section 31 is a natural extension of the whole embedded water drain pipe 3.
The exposed section 31 adopts a cluster or direct discharge structure, and the cluster discharge structure adopts a well wall hanging pipe to form a flow guide structure.
The embedded water drain pipe 3 is made of a corrosion-resistant polyethylene pipe.
The drain pipe holes 32 are arranged on the embedded drain pipes 3 in a staggered mode, and the row spacing between adjacent drain pipe holes 32 is 0.15 m.
A blocking layer 5 is arranged in a transition area 4 between the outer wall of the embedded water drain pipe 3 and the inner wall of the well wall water drain hole 2, and the orifice of the well wall water drain hole 2 is sealed through the blocking layer 5.
The plugging layer 5 extends 10cm from the supporting well wall 1 to the well wall drain hole 2, and the plugging layer 5 is formed by adopting cement mortar for grouting.
The utility model discloses realize according to following step:
1. preparation before construction: after the construction of the mine shaft is finished, surveying and marking a water outlet point in the shaft through a lifting hanging scaffold; the method comprises the following steps of manufacturing an embedded drain pipe 3, wherein the embedded drain pipe 3 is made of a corrosion-resistant polyethylene pipe and the like matched with the inner diameter of a well wall drain hole 2, cutting the embedded drain pipe 2 into a plurality of small sections with the length of 1.8m, marking a section with the distance of 0.3m as an exposed section 31, and drilling the drain hole 31 on the pipe wall by a handheld drilling machine in the rest parts with the distance of 0.15 m.
2. The well wall drain hole 2 is arranged: before drilling on the well wall, the drilling points are marked in detail by adopting spray paint and the like according to requirements, the diameter of the drilled hole is 45mm, the spacing is 1m, and the depth is more than or equal to 1.5 m. The drilling machine adopts a common air-leg rock drill YT-28 type drilling machine, the construction angle is about 5 degrees in the oblique upward direction, and after the construction is finished, the drill hole is washed to prevent pipe clamping.
3. Installing and plugging a pre-buried water drain pipe 3: after the construction of the water seepage point of the well wall is finished, inserting one end of the manufactured pre-embedded water drain pipe 3 drilled with the water drain pipe hole 32 into the well wall water drain hole 2, wherein the pre-embedded water drain pipe 3 extends into the drilling hole to a depth of 1.5m and is exposed to a length of 0.3m, the orifice of the well wall water drain hole 2 is blocked by cement mortar to form a blocking layer 5, and the hole blocking depth is 0.1 m.
4. 3, cluster drainage of the pre-buried drain pipes: after the pre-buried drain pipe 3 is installed, the exposed sections are bundled or directly discharged, and the bundling mode can adopt a mode of hanging pipes on a well wall and the like for flow guiding.
In addition, the reasonable row spacing of the well wall drain holes 2 is determined according to different lithologies. Meanwhile, when the orifice 2 of the well wall water drain hole is plugged, a small tool is adopted to tamp cement mortar, so that the water leakage after plugging is ensured.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, i.e. the present invention is intended to cover all equivalent variations and modifications within the scope of the present invention.
Claims (10)
1. The utility model provides a wall of a well infiltration prevention and cure structure which characterized in that: a plurality of well wall drainage holes are formed in the supporting well wall in the water seepage point area of the well wall of the mine, and pre-buried drainage pipes are arranged in the well wall drainage holes; a plurality of drainage pipe holes are formed in the pipe wall of the pre-buried drainage pipe inserted into the drainage hole of the well wall, so that a structure for collecting seepage water is formed; the embedded water drain pipe extends out of a section to form an exposed section in a mine, and a drainage guide structure for water seepage of a well wall is formed through the exposed section.
2. The structure of claim 1, wherein the water seepage prevention and control structure for the well wall is characterized in that: the well wall drainage hole is an inclined straight hole which is obliquely constructed upwards from the supporting well wall, and the inclination angle of the inclined straight hole is 3-10 degrees, so that the embedded drainage pipe also forms an inclined embedded structure with the inclination angle of 3-10 degrees.
3. The structure of claim 1, wherein the water seepage prevention and control structure for the well wall is characterized in that: the well wall drainage holes are uniformly drilled in the water seepage point area of the well wall, the row spacing of the well wall drainage holes is 0.5-1.5m, the depth is more than or equal to 1.5m, and the aperture is 40-50 mm.
4. The structure of claim 1, wherein the water seepage prevention and control structure for the well wall is characterized in that: the depth of the embedded water drain pipe inserted into the well wall water drain hole is not less than 1.5m, and the length of the exposed section is 0.2-0.5 m.
5. The structure of claim 4, wherein the water seepage prevention and control structure comprises: the pipe wall of the embedded water drain pipe inserted into the well wall water drain hole is uniformly provided with water drain pipe holes, the pipe wall of the exposed section is of a closed structure, the end part of the exposed section is provided with an opening, and the exposed section is naturally extended of the whole embedded water drain pipe.
6. The structure of claim 1, wherein the water seepage prevention and control structure for the well wall is characterized in that: the exposed section is a cluster or direct discharge structure, and the cluster discharge structure adopts a well wall hanging pipe to form a flow guide structure.
7. The structure of claim 1, wherein the water seepage prevention and control structure for the well wall is characterized in that: the embedded water drain pipe is made of a corrosion-resistant polyethylene pipe.
8. The structure of claim 5, wherein the water seepage prevention and control structure for the well wall is characterized in that: the drain pipe holes are arranged on the embedded drain pipes in a staggered mode, and the row spacing between adjacent drain pipe holes is 0.1-0.2 m.
9. The structure of claim 1, wherein the water seepage prevention and control structure for the well wall is characterized in that: and a blocking layer is arranged in a transition area between the outer wall of the pre-buried drain pipe and the inner wall of the well wall drain hole, and the orifice of the well wall drain hole is sealed through the blocking layer.
10. The structure of claim 9, wherein the structure for preventing and treating the water seepage from the well wall is characterized in that: the plugging layer extends 8-20cm from the supporting well wall to the well wall drain hole, and is formed by adopting cement mortar grouting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120411042.XU CN214741320U (en) | 2021-02-24 | 2021-02-24 | Well wall infiltration prevention and control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120411042.XU CN214741320U (en) | 2021-02-24 | 2021-02-24 | Well wall infiltration prevention and control structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214741320U true CN214741320U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120411042.XU Active CN214741320U (en) | 2021-02-24 | 2021-02-24 | Well wall infiltration prevention and control structure |
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| Country | Link |
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| CN (1) | CN214741320U (en) |
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2021
- 2021-02-24 CN CN202120411042.XU patent/CN214741320U/en active Active
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