CN210796126U

CN210796126U - Ecological interception system for preventing diffusion of pollutants in mine or polluted area

Info

Publication number: CN210796126U
Application number: CN201921603700.4U
Authority: CN
Inventors: 贺德军; 李力宏; 张良华; 何宗江; 任帅; 黄华; 彭秋月; 文雄; 陈伟; 余小宁
Original assignee: Hunan Urban Rural Construction Survey Institute
Current assignee: Hunan Urban Rural Construction Survey Institute
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-06-19
Anticipated expiration: 2029-09-24

Abstract

The utility model relates to a prevent ecological interception system of pollutant diffusion in mine or polluted area belongs to the technical field that ecological environment administered, and it is including setting up the inlet channel in mine or polluted area, the inlet channel is connected with the sump pit, one side that the sump pit kept away from mine or polluted area is connected with the restoration interception area, it is including planting thing layer, soil horizon, adsorbed layer and barrier to restore the interception area on the vertical direction top-down, the sump pit well head is provided with filter equipment, one side that the inlet channel was kept away from to the sump pit is provided with and is connected collection device with filter equipment, filter equipment includes the filter, the filter is located the inlet channel below, and keeps away from one side downward sloping of inlet channel and is connected with collection device. The utility model has the advantages of the filter is difficult to block up.

Description

Ecological interception system for preventing diffusion of pollutants in mine or polluted area

Technical Field

The utility model belongs to the technical field of the technique that ecological environment administered and specifically relates to an ecological interception system who prevents the diffusion of pollutant in mine or the polluted area is related to.

Background

Certain pollutants exist in mines and polluted sites, and the pollutants can be diffused into the surrounding environment along with rainwater and the like to pollute the surrounding soil, surface water and the like.

The Chinese patent with the publication number of CN206051685U discloses an ecological interception system for preventing the diffusion of pollutants in a mine or a polluted area, wherein the ecological interception system is arranged around the mine or the polluted area, and comprises a vertical interception system, a permeable dam and a horizontal interception system which are sequentially and adjacently arranged from one side close to the mine or the polluted area to the outside; the vertical interception system outwards comprises from one side close to a mine or a polluted area: cut flood ditch, sump pit and restoration interception area, cut flood ditch with the sump pit intercommunication, the sump pit well head is equipped with artifical grid, and outlet conduit is installed to the sump pit lateral wall, and the rainwater of collecting in the sump pit overflows to restoration interception area through the pipeline, mainly used gets rid of large granule suspended solid and debris.

The above prior art solutions have the following drawbacks: when sewage of the flood intercepting ditch enters the water collecting well, large-particle suspended matters and sundries are stopped on the grating by the grating separation of the well head, after a period of time, the suspended matters and the sundries are accumulated more to block the grating, so that the sewage can not flow into the water collecting well, and directly enters the repairing intercepting zone.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a prevent ecological interception system of pollutant diffusion in mine or the polluted area, have the difficult advantage that blocks up of filter.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides an prevent ecological interception system of pollutant diffusion in mine or polluted area, is including setting up the inlet channel in mine or polluted area, the inlet channel is connected with the sump pit, one side that the sump pit kept away from mine or polluted area is connected with the restoration interception area, it includes plant layer, soil horizon, adsorbed layer and barrier to restore interception area top-down in the vertical direction, the sump pit well head is provided with filter equipment, one side that the inlet channel was kept away from to the sump pit is provided with and is connected collection device with filter equipment, filter equipment includes the filter, the filter is located the inlet channel below, and keeps away from one side downward sloping of inlet channel and is connected with collection device.

By adopting the technical scheme, sewage enters the collecting well from the water channel, a filter plate at the wellhead of the collecting well preliminarily filters large granular impurities, then the sewage enters the repairing connecting belt from the collecting well, the sewage is purified by absorption and decomposition of the plant layer and adsorption of the adsorption layer, and the repairing intercepting belt is isolated from deep soil by the anti-seepage layer so as to avoid polluting the deep soil; the filter is the slope setting, makes impurity roll to one side of keeping away from the approach channel along the filter screen, is difficult for piling up on the filter screen, avoids large granule impurity to block up the filter screen, and the collection device that one side of approach was kept away from to the filter screen set up can be received impurity, is convenient for clear up impurity.

The utility model discloses further set up to: the collecting device comprises a collecting tank inserted in the water collecting well, clamping blocks are symmetrically arranged on the outer side walls of the two ends of the collecting tank, and clamping rings matched with the clamping blocks are horizontally arranged on the side walls of the water collecting well.

Through adopting above-mentioned technical scheme, the collecting vat is pegged graft in the sump pit to it is fixed with the cooperation of snap ring through the fixture block, during the clearance collecting vat, upwards mention the collecting vat and can take out the collecting vat from the sump pit, the clearance of being convenient for.

The utility model discloses further set up to: the filter is close to the one end of collecting vat and is provided with the pivot with the collecting vat parallel, fixed mounting has the pivot hole with pivot complex on the collecting vat.

Through adopting above-mentioned technical scheme, the filter rotates with the collecting vat to be connected, mentions one side of keeping away from the collecting vat with the filter, makes the filter revolute the axle and rotates near the collecting vat direction, is the acute angle until filter and collecting vat top, and remaining large granule impurity falls into the collecting vat on the filter, is convenient for clear up the filter.

The utility model discloses further set up to: the water collecting well is characterized in that a step is arranged on one side, close to the water diversion channel, of the water collecting well, a first connecting plate is arranged on one side, close to the water diversion channel, of the filter plate in parallel to the step, and the bottom surface of the first connecting plate is abutted to the step.

Through adopting above-mentioned technical scheme, the filter is face and face butt with the step, and area of contact is bigger, compares more stably on the sump pit lateral wall with the direct butt of filter edge, avoids impurity to get into the sump pit from the clearance of filter with the sump pit lateral wall.

The utility model discloses further set up to: the infiltration groove that communicates with the soil horizon is seted up to the sump pit lateral wall, the infiltration groove is located sump pit one side and is provided with the filter screen, be provided with the fine sand bed between filter screen and the soil horizon.

By adopting the technical scheme, sewage in the water collecting well enters the soil layer through the infiltration groove to be purified; the fine sand layer is arranged in the water seepage tank, so that the silt in the soil layer can be prevented from entering the water collection tank; the filter screen is arranged at one side of the penetration groove, which is positioned at the water collecting well, so that fine sand can be prevented from falling into the water collecting well.

The utility model discloses further set up to: one side of the filter screen in the sump pit is provided with a support frame.

Through adopting above-mentioned technical scheme, the support frame can support the filter screen, avoids the fine sand bed to extrude the filter screen, makes the filter screen warp.

The utility model discloses further set up to: the side wall of the water collecting well is provided with two support plates which are respectively positioned at two sides of the infiltration groove, one sides of the two support plates which are opposite are respectively provided with a slot, and the two ends of the filter screen and the two ends of the support frame are respectively inserted into the two slots.

Through adopting above-mentioned technical scheme, the filter screen is fixed at the sump pit through the mode of pegging graft, upwards mentions the filter screen and can take out the filter screen, is convenient for change the filter screen.

The utility model discloses further set up to: the inner wall of the water collecting well is vertically provided with a crawling ladder.

Through adopting above-mentioned technical scheme, accessible cat ladder business turn over sump pit, the staff of being convenient for gets into the sump pit and carries out work such as desilting washing.

To sum up, the utility model discloses a beneficial technological effect does:

1. the filter plate is obliquely arranged, so that impurities roll along the filter screen to one side far away from the water channel, the impurities are not easy to accumulate on the filter screen, and the filter screen is prevented from being blocked by large-particle impurities;

2. the filter rotates with the collecting vat to be connected, revolutes the axial and is close to the collecting vat direction and rotates the filter, and remaining large granule impurity is convenient for clear up the filter in falling into the collecting vat on the filter.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a portion of the sump of FIG. 1;

FIG. 3 is a schematic view of a portion of the collection tank of FIG. 1;

FIG. 4 is an enlarged schematic view of A in FIG. 2;

fig. 5 is a schematic partial cross-sectional view of the filter screen of fig. 1.

In the figure, 1, a water diversion canal; 2. a water collecting well; 3. repairing the interception belt; 31. a plant layer; 32. a soil layer; 33. an adsorption layer; 34. an impermeable layer; 4. collecting tank; 5. a second connecting plate; 6. a clamping block; 7. a snap ring; 8. a filter plate; 9. a first connecting plate; 10. a step; 11. a rotating shaft; 13. a permeation groove; 14. a support plate; 15. a slot; 16. a fine sand layer; 17. a filter screen; 18. climbing a ladder; 19. a support frame.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a prevent ecological interception system of pollutant diffusion in mine or polluted area, include around mine or polluted area's inlet channel 1, the inlet channel 1 is kept away from mine or polluted area one side intercommunication has sump pit 2, and one side that the inlet channel 1 was kept away from to sump pit 2 is provided with restores interception area 3, is provided with filter equipment in the sump pit 2 and the collection device who is connected with filter equipment.

The repairing connecting belt comprises a plant layer 31, a soil layer 32, an adsorption layer 33 and an impermeable layer 34 from top to bottom in the vertical direction, the plant layer 31 can be used for planting plants with sewage purification, and hybrid planting of reed, cattail, allium mongolicum and canna is selected in the embodiment; the adsorption layer 33 is composed of activated carbon, apatite, nano ceramic adsorbent, etc.; the isolation layer is a waterproof film.

Referring to fig. 1 and 2, a ladder 18 is vertically embedded on the side wall of the water collecting well 2 perpendicular to the filter plate 8 so as to facilitate the entering and exiting of workers into and from the water collecting well 2.

The filter equipment includes filter 8, and this embodiment filter 8 adopts the grid plate, and one side horizontal welding that filter 8 is close to inlet channel 1 has a connecting plate 9, and one side that sump pit 2 is close to inlet channel 1 is provided with step 10, and a 9 bottom surfaces of connecting plate and step 10 butt avoid impurity to get into sump pit 2 from the clearance of filter 8 with sump pit 2 lateral wall.

Referring to fig. 3 and 4, the collecting device comprises a collecting tank 4 inserted in the water collecting well 2, the collecting tank 4 is cylindrical, two ends of the collecting tank 4 are respectively provided with a second connecting plate 5 extending outwards from the outer side wall, the bottom of the second connecting plate 5 is welded with a fixture block 6, and the side wall of the water collecting well 2 is horizontally provided with a clamp ring 7 matched with the fixture block 6; the second connecting plate 5 is abutted against the side wall of the water collecting well 2, so that impurities are prevented from entering the water collecting well 2 from a gap between the collecting tank 4 and the water collecting well 2; when clearance collecting vat 4, mention collecting vat 4 upwards and make fixture block 6 break away from snap ring 7 and can take out collecting vat 4 from sump pit 2, the clearance of being convenient for.

A rotating shaft 11 is arranged at one end, close to the collecting tank 4, of the filter plate 8 in parallel with the collecting tank 4, and a rotating shaft hole matched with the rotating shaft 11 is fixedly welded on the collecting tank 4; one side of keeping away from collecting vat 4 with filter 8 is mentioned, makes filter 8 revolute 11 to rotating to being close to 4 directions of collecting vat, is the acute angle until filter 8 and 4 top surfaces of collecting vat, and remaining large granule impurity falls into collecting vat 4 on the filter 8 in, is convenient for clear up filter 8.

Referring to fig. 1 and 5, a penetration groove 13 communicated with a soil layer 32 is formed in the side wall of the water collecting well 2, two support plates 14 respectively located on two sides of the penetration groove 13 are arranged on the side wall of the water collecting well 2, slots 15 are respectively formed in one sides, opposite to the two support plates 14, of the two support plates 14, a filter screen 17 is inserted into the slots 15, and a fine sand layer 16 is filled between the filter screen 17 and the soil layer 32.

In order to avoid the filter screen 17 from deforming under the extrusion of the fine sand layer 16, one side of the filter screen 17 facing the inside of the water collecting well 2 is provided with a support frame 19, and the support frame 19 is inserted in the slot 15.

The implementation principle of the embodiment is as follows: sewage gets into the import of sump pit 2 from inlet channel 1, and large granule impurity in the sewage rolls down along filter 8 and gets into collecting vat 4, and sewage passes in filter 8 falls into sump pit 2, then gets into soil horizon 32 through infiltration groove 13, and the plant layer 31 of soil horizon 32 top absorbs and decomposes some impurity, and the adsorbed layer 33 of soil horizon 32 below adsorbs impurity, realizes the purification of sewage.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a prevent ecological interception system of mine or contaminated area internal pollutant diffusion, is including setting up inlet channel (1) in mine or contaminated area, inlet channel (1) is connected with sump pit (2), one side that mine or contaminated area were kept away from in sump pit (2) is connected with restoration interception area (3), restoration interception area (3) top-down includes plant layer (31), soil horizon (32), adsorbed layer (33) and barrier layer (34) on the vertical direction, its characterized in that: the water collecting well (2) well head is provided with filter equipment, one side that the inlet channel (1) was kept away from in water collecting well (2) is provided with and is connected collection device with filter equipment, filter equipment includes filter (8), filter (8) are located inlet channel (1) below, and keep away from one side downward sloping of inlet channel (1) and be connected with collection device.

2. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 1, which is characterized in that: the collecting device comprises a collecting tank (4) inserted in the water collecting well (2), clamping blocks (6) are symmetrically arranged on the outer side walls of the two ends of the collecting tank (4), and clamping rings (7) matched with the clamping blocks (6) are horizontally arranged on the side walls of the water collecting well (2).

3. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 2, characterized in that: one end of the filter plate (8) close to the collecting groove (4) is provided with a rotating shaft (11) in parallel with the collecting groove (4), and the collecting groove (4) is fixedly provided with a rotating shaft hole matched with the rotating shaft (11).

4. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 3, characterized in that: one side of the water collecting well (2) close to the water inlet channel (1) is provided with a step (10), one side of the filter plate (8) close to the water inlet channel (1) is provided with a first connecting plate (9) in parallel with the step (10), and the bottom surface of the first connecting plate (9) is abutted to the step (10).

5. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 4, characterized in that: infiltration groove (13) with soil horizon (32) intercommunication are seted up to sump pit (2) lateral wall, infiltration groove (13) are located sump pit (2) one side and are provided with filter screen (17), be provided with fine sand layer (16) between filter screen (17) and soil horizon (32).

6. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 5, characterized in that: one side of the filter screen (17) facing the inside of the water collecting well (2) is provided with a support frame (19).

7. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 6, characterized in that: the side wall of the water collecting well (2) is provided with two support plates (14) which are respectively positioned at two sides of the permeation groove (13), one sides of the two support plates (14) opposite to each other are respectively provided with a slot (15), and two ends of the filter screen (17) and two ends of the support frame (19) are respectively inserted into the two slots (15).

8. The ecological intercepting system for preventing the diffusion of pollutants in a mine or a polluted area according to claim 1, characterized in that: the inner wall of the water collecting well (2) is vertically provided with a ladder stand (18).