CN218115036U - Homogeneous stratum self-purification sewage treatment structure in pit - Google Patents
Homogeneous stratum self-purification sewage treatment structure in pit Download PDFInfo
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- CN218115036U CN218115036U CN202221731482.4U CN202221731482U CN218115036U CN 218115036 U CN218115036 U CN 218115036U CN 202221731482 U CN202221731482 U CN 202221731482U CN 218115036 U CN218115036 U CN 218115036U
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Abstract
The utility model relates to the technical field of mountain water self-purification, in particular to an underground homogeneous rock stratum self-purification sewage treatment structure, which comprises a sandstone hydrous rock stratum, a water storage rock roadway, a peripheral blocking layer, an upper blocking wall and a lower blocking wall, wherein the sandstone hydrous rock stratum is an inclined rock stratum, the sandstone hydrous rock stratum is a water seepage layer, and the peripheral blocking layer is a non-water seepage layer; the upper end of the sandstone water-containing stratum is adjacent to the water-retaining rock roadway, the sandstone water-containing stratum and the water-retaining rock roadway are located between the upper blocking wall and the lower blocking wall, peripheral blocking layers are formed on the top plate, the bottom plate and the two sides of the sandstone water-containing stratum so that the sandstone water-containing stratum and the water-retaining rock roadway form a closed filtering space, the upper blocking wall is provided with a mountain water inlet, the lower blocking wall is provided with a mountain water outlet, mountain water can enter the closed filtering space from the mountain water inlet, and flows out from the mountain water outlet after flowing through the sandstone water-containing stratum. The scheme utilizes a natural sandstone water-containing rock stratum, is convenient to design and construct, and can improve the water quality and reduce the water treatment cost.
Description
Technical Field
The utility model relates to a massif water self-purification technical field, concretely relates to homogeneity rock stratum self-purification sewage treatment structure in pit.
Background
The main pollutants entering various river waters generally come from various silt solid impurities in mountain waters flowing during rainfall. In recent years, with the improvement of urban drainage facilities, especially during rainy season, various types of mountain waters are increasingly discharged into various types of rivers along with the urban drainage facilities, and fine silt solid impurities are mixed in the mountain waters discharged into the rivers, and have the following problems:
(1) The water quality of the river is affected by fine silt impurities, and the silt impurities are not allowed to be directly discharged into the river according to the standard and are required to be removed and then discharged into various rivers.
(2) The removal of silt impurities requires specially constructing a silt impurity removal water treatment station, and the water treatment station has large facility floor area and high running cost of matched environment-friendly equipment; the operation is complex, the occupied people are many, and the labor cost is high.
Disclosure of Invention
The utility model discloses to slight solid impurity scheduling problem among the present drainage process in the pit, provide an in pit homogeneity stratum self-purification sewage treatment structure, belong to sandstone hydrous stratum gravity type and filter certainly, can effectively get rid of slight silt solid impurity in the water, need not to build the water treatment station, can reduce the running cost by a wide margin.
In order to achieve the purpose, the technical scheme adopted by the utility model is that the underground homogeneous rock stratum self-purification sewage treatment structure comprises a sandstone hydrous rock stratum, a water storage rock roadway, a peripheral blocking layer, an upper blocking wall and a lower blocking wall, wherein the sandstone hydrous rock stratum is an inclined rock stratum, the sandstone hydrous rock stratum is a water seepage layer, and the peripheral blocking layer is a non-water seepage layer; the upper end of the sandstone water-containing stratum is adjacent to the water-retaining rock roadway, the sandstone water-containing stratum and the water-retaining rock roadway are located between the upper blocking wall and the lower blocking wall, the top plate, the bottom plate and the two sides of the sandstone water-containing stratum are provided with the peripheral blocking layers so that the sandstone water-containing stratum and the water-retaining rock roadway form a closed filtering space, the upper blocking wall is provided with a mountain water inlet, the lower blocking wall is provided with a mountain water outlet, mountain water can enter the closed filtering space from the mountain water inlet and flows out from the mountain water outlet after flowing through the sandstone water-containing stratum. According to the scheme, a naturally-existing sandstone water-containing rock stratum in a mountain is used as a filter layer, the naturally-formed or later-construction-formed impermeable peripheral blocking layer, an upper blocking wall and a lower blocking wall are used for completely blocking the sandstone water-containing rock stratum and a reservoir rock roadway, a mountain water inlet and a mountain water outlet are only formed in the blocking wall, and after mountain water flows into the inclined sandstone water-containing rock stratum from the reservoir rock roadway above, fine solid impurities in a water body are gradually filtered in the flowing process due to countless fine rock gaps in the sandstone water-containing rock stratum, and when the mountain water flows out from the mountain water outlet, the mountain water is filtered into clear water without the solid impurities. Compared with newly-built water treatment facilities, the process utilizes the sandstone water-containing rock stratum naturally formed by the underground mountain body to carry out the water treatment purification process on the mountain body water, and is simple and efficient.
Preferably, the sandstone hydrous rock formation has an inclination angle of more than 15 °. Sandstone aquifer formations have an inclination that provides the natural momentum for the flow of mountain water due to gravity.
Preferably, the periphery plugging layer is set to be a grouting surrounding rock formed in a grouting mode. When no satisfactory impermeable rock stratum exists around the sandstone hydrous rock stratum, the sandstone hydrous rock stratum and the retaining rock roadway can be sealed in a grouting mode, and the construction mode is simple.
Preferably, the top plate and the bottom plate are impervious compact rock layers, and the two sides are set to be grouting surrounding rocks formed in a grouting mode. When a tight rock stratum, namely a water-impermeable rock stratum exists around the sandstone water-containing rock stratum, the natural water-impermeable rock stratum can be directly utilized, so that the construction steps are reduced, and the construction cost is reduced.
Preferably, a plurality of upper end diversion trenches are arranged at intervals at the upper end of the sandstone water-bearing stratum, one ends of the upper end diversion trenches are communicated with the impounded rock roadway, and the other ends of the upper end diversion trenches extend into the sandstone water-bearing stratum. One end of the diversion trench extends into the sandstone water-bearing stratum, so that the filtering speed of the mountain water can be increased.
Preferably, a plurality of diversion holes are formed between the lower end of the sandstone water-containing stratum and the lower blocking wall, and mountain water flowing through the sandstone water-containing stratum enters the diversion holes and then flows out of the mountain water outlet.
Preferably, a lower end diversion trench is arranged between the lower end of the sandstone water-containing stratum and the lower plugging wall, the lower end diversion trench is communicated with the diversion hole, and mountain water flowing through the sandstone water-containing stratum flows into the diversion hole, then enters the lower end diversion trench, and finally flows out from the mountain water outlet.
Preferably, the upper diversion trench is provided in parallel with a plurality of diversion trenches.
The beneficial effects of the utility model are that:
1. the scheme makes full use of the natural rock stratum structure of the mountain, realizes the source treatment of mountain water pollution, and greatly reduces the operation cost.
2. The pollution of rivers caused by directly discharging mountain water into various rivers is avoided, and the treatment by a water treatment station is not needed.
3. The water quality is improved, the content of fine solid impurities in the mountain water is reduced, the abrasion to a drainage pipeline when a water treatment station is adopted is reduced, and the electric charge is saved;
4. fine solid impurities are filtered and completely left in the rock stratum, and the whole filtering process flow is simple.
5. The scheme adopts local materials, utilizes the sandstone water-containing rock stratum naturally formed by the mountain, is convenient to design and construct, can improve the water quality and reduce the water treatment cost.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a cross-sectional view of the overlooking direction of the underground homogeneous rock layer self-purification sewage treatment structure of the present invention.
Figure 2 is the utility model discloses a homogeneous stratum self-purification sewage treatment structure's in pit side sectional view.
In the figure: 1. the method comprises the following steps of sandstone hydrous rock stratum, 2 water storage rock roadway, 3 upper blocking wall, 4 lower blocking wall, 5 mountain water inlet, 6 compact rock stratum, 7 grouting surrounding rock, 8 upper end diversion trench, 9 diversion hole, 10 lower end diversion trench.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings in the present embodiment, and it is obvious that the embodiments described below are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection of this patent.
As shown in fig. 1 and 2, the arrows in the drawings indicate the direction of mountain water flow. In this embodiment, the utility model provides a homogeneous stratum self-purification sewage treatment structure in pit includes sandstone water-bearing stratum 1, impoundment rock roadway 2, the shutoff layer all around, upper shutoff wall 3 and lower shutoff wall 4, sandstone water-bearing stratum 1 is the slope stratum, and sandstone water-bearing stratum 1 is the permeable stratum, and the shutoff layer all around is the non-permeable stratum; the upper end of the sandstone water-containing rock stratum 1 is adjacent to the water storage rock roadway 2, the sandstone water-containing rock stratum 1 and the water storage rock roadway 2 are located between the upper blocking wall 3 and the lower blocking wall 4, peripheral blocking layers are formed on the top plate, the bottom plate and the two sides of the sandstone water-containing rock stratum 1 so that the sandstone water-containing rock stratum 1 and the water storage rock roadway 2 form a closed filtering space, the upper blocking wall 3 is provided with a mountain water inlet 5, the lower blocking wall 4 is provided with a mountain water outlet, mountain water can enter the closed filtering space from the mountain water inlet 5, and flows out from the mountain water outlet after flowing through the sandstone water-containing rock stratum 1. According to the scheme, a naturally-existing sandstone water-containing rock stratum 1 in a mountain is used as a filter layer, the naturally-formed or later-construction-formed impermeable peripheral blocking layer, an upper blocking wall 3 and a lower blocking wall 4 are used for completely blocking the sandstone water-containing rock stratum 1 and the water-containing rock roadway 2 to form a closed filter space, a mountain water inlet 5 and a mountain water outlet are formed in the blocking wall, mountain water flows into the inclined sandstone water-containing rock stratum 1 from the upper water-containing rock roadway 2, and due to countless fine rock gaps in the sandstone water-containing rock stratum 1, fine solid impurities in a water body are gradually filtered in the flowing process, and the water is filtered into clear water without the solid impurities when the clear water flows out of the mountain water outlet. Compared with newly-built water treatment facilities, the process utilizes the sandstone water-containing rock stratum naturally formed by the underground mountain body to carry out the water treatment purification process on the mountain body water, and is simple and efficient.
Specifically, as shown in fig. 2, the inclination angle of the sandstone hydrous rock formation 1 is more than 15 °. The sandstone hydrous rock formation 1 has an inclination angle which can provide natural power for the flow of mountain water due to the action of gravity.
In one embodiment, when no satisfactory impermeable rock stratum exists around the sandstone hydrous rock stratum 1, the sandstone hydrous rock stratum 1 and the impounded rock roadway 2 can be sealed in a grouting mode, namely, the surrounding plugging layers are set to be grouting surrounding rocks formed in a grouting mode, and the construction mode is simple.
In another embodiment, as shown in fig. 2, when a tight rock layer, i.e., a water impermeable rock layer, exists around the sandstone water containing rock layer 1, the natural water impermeable rock layer can be directly used, so that the construction steps are reduced, and the construction cost is reduced, i.e., the roof and the floor are water impermeable tight rock layers 6, as shown in fig. 1, two sides are set as grouting surrounding rocks 7 formed by adopting a grouting manner.
As shown in fig. 1 and 2, a plurality of upper end diversion trenches 8 are formed at intervals at the upper end of the sandstone water-containing rock stratum 1, one ends of the upper end diversion trenches 8 are communicated with the water-storage rock roadway 2, and the other ends of the upper end diversion trenches extend into the sandstone water-containing rock stratum 1. One end of the upper diversion trench 8 extends into the sandstone water-bearing rock stratum 1, so that the filtering speed of the mountain water can be increased. Specifically, the upper end guiding grooves 8 are arranged in parallel.
As shown in fig. 1, a plurality of diversion holes 9 are arranged between the lower end of the sandstone aqueous rock layer 1 and the lower plugging wall 4, and mountain water flowing through the sandstone aqueous rock layer 1 enters the diversion holes 9 and then flows out from a mountain water outlet; as shown in fig. 2, a lower end diversion trench 10 is further arranged between the lower end of the sandstone hydrous rock stratum 1 and the lower plugging wall 4, the lower end diversion trench 10 is communicated with the diversion hole 9, and the mountain water flowing through the sandstone hydrous rock stratum 1 flows into the diversion hole 9, then is collected into the lower end diversion trench 10, and finally flows out from the mountain water outlet.
As shown in fig. 1 and fig. 2, the working principle of the underground homogeneous rock formation self-purification sewage treatment structure is as follows:
1. the flowing mountain water mixed with various silt solid impurities reaches the mountain water inlet 5 and flows into the water storage rock roadway 2 through the mountain water inlet 5, and the upper blocking wall 3 is built for preventing the water from flowing back to the underground ditch.
2. Along with the continuous increase of water level height and water yield in the retaining rock roadway 2, a large amount of water enters the upper end diversion trench 8.
3. The upper end diversion trench 8 and the lower end diversion trench 10 have height difference due to the inclination angle of the sandstone water-containing rock stratum, the water body generates self-flow due to gravity, and the mountain water automatically flows to the position of the lower end diversion trench 10; mountain water firstly permeates into a sandstone water-containing rock layer 1 (sandstone filter layer), and because the front and rear sides of the sandstone water-containing rock layer 1 are all grouted with surrounding rocks of 7 weathers, the top plate and the bottom plate both have water-impermeable compact rock layers 6, and meanwhile, the upper plugging wall 3 and the lower plugging wall 4 exist, water cannot leak.
4. After the water body permeates into the sandstone water-containing rock stratum 1, due to countless fine rock gaps in the sandstone water-containing rock stratum 1, fine solid impurities in the water body are gradually filtered in the flowing process, and are filtered into clear water without the solid impurities when reaching the diversion holes 9, and then the clear water enters a place needing the clear water through the diversion grooves 10 at the lower end, for example: introducing a clean water bin, and discharging the clean water to the production and living water through a drainage pump.
The utility model has the advantages that:
1. the scheme makes full use of the natural rock stratum structure of the mountain, realizes the source treatment of mountain water pollution, and greatly reduces the operation cost.
2. The pollution of rivers caused by directly discharging the mountain water into various rivers is avoided, and the treatment by a water treatment station is not needed.
3. The water quality is improved, the content of fine solid impurities in the mountain water is reduced, the abrasion of a drainage pipeline when a water treatment station is adopted is reduced, and the electric charge is saved;
4. fine solid impurities are filtered and completely left in the rock stratum, and the whole filtering process flow is simple.
5. The scheme adopts local materials, utilizes the sandstone hydrous rock stratum naturally formed by the mountain, is convenient to design and construct, can improve the water quality and reduce the cost of water treatment.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The underground homogeneous rock stratum self-purification sewage treatment structure is characterized by comprising a sandstone hydrous rock stratum, a water storage rock roadway, a peripheral blocking layer, an upper blocking wall and a lower blocking wall, wherein the sandstone hydrous rock stratum is an inclined rock stratum, the sandstone hydrous rock stratum is a permeable layer, and the peripheral blocking layer is a non-permeable layer;
the upper end of the sandstone water-containing stratum is adjacent to the water-retaining rock roadway, the sandstone water-containing stratum and the water-retaining rock roadway are located between the upper blocking wall and the lower blocking wall, the top plate, the bottom plate and the two sides of the sandstone water-containing stratum are provided with the peripheral blocking layers so that the sandstone water-containing stratum and the water-retaining rock roadway form a closed filtering space, the upper blocking wall is provided with a mountain water inlet, the lower blocking wall is provided with a mountain water outlet, mountain water can enter the closed filtering space from the mountain water inlet and flows out from the mountain water outlet after flowing through the sandstone water-containing stratum.
2. The downhole homogeneous formation self-cleaning sewage treatment structure of claim 1, wherein the sandstone hydrous formation has an inclination greater than 15 °.
3. The underground homogeneous rock stratum self-purification sewage treatment structure of claim 1, wherein the surrounding plugging layer is a grouting surrounding rock formed by adopting a grouting mode.
4. The structure for treating sewage through self-purification of the underground homogeneous rock formation according to claim 1, wherein the top plate of the sandstone aqueous rock formation and the bottom plate of the sandstone aqueous rock formation are impervious tight rock formations, and two sides of the sandstone aqueous rock formation are set to be grouting surrounding rocks formed in a grouting manner.
5. The structure for treating sewage through self-purification of the underground homogeneous rock formation according to claim 1, wherein a plurality of upper end diversion trenches are formed at intervals at the upper end of the sandstone water-containing rock formation, one ends of the upper end diversion trenches are communicated with the impounded rock roadway, and the other ends of the upper end diversion trenches extend into the sandstone water-containing rock formation.
6. The structure for treating sewage through self-purification in a downhole homogeneous rock formation as claimed in claim 1, wherein a plurality of diversion holes are arranged between the lower end of the sandstone aqueous rock formation and the lower blocking wall, and mountain water flowing through the sandstone aqueous rock formation enters the diversion holes and then flows out from the mountain water outlet.
7. The structure for treating sewage through self-purification in a downhole homogeneous rock formation according to claim 6, wherein a lower end guide groove is provided between the lower end of the sandstone hydrous rock formation and the lower plugging wall, the lower end guide groove is communicated with the guide hole, and mountain water flowing through the sandstone hydrous rock formation flows into the guide hole, then enters the lower end guide groove, and finally flows out from the mountain water outlet.
8. The structure for treating sewage through self-purification in a homogeneous rock formation under a well according to claim 5, wherein a plurality of the upper end guiding grooves are arranged in parallel.
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| CN202221731482.4U CN218115036U (en) | 2022-07-06 | 2022-07-06 | Homogeneous stratum self-purification sewage treatment structure in pit |
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| CN202221731482.4U CN218115036U (en) | 2022-07-06 | 2022-07-06 | Homogeneous stratum self-purification sewage treatment structure in pit |
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