CN202400906U

CN202400906U - Subsurface constructed wetland sewage treating system

Info

Publication number: CN202400906U
Application number: CN2012200035882U
Authority: CN
Inventors: 赵军; 汪国刚
Original assignee: LIAONING BEIFANG ENVIRONMENTAL PROTECTION CO Ltd
Current assignee: LIAONING BEIFANG ENVIRONMENTAL PROTECTION CO Ltd
Priority date: 2012-01-06
Filing date: 2012-01-06
Publication date: 2012-08-29
Anticipated expiration: 2022-01-06

Abstract

The utility model discloses a subsurface constructed wetland sewage treating system, which is suitable for the field of life sewage treatment of cities and towns and comprises a pool body, a water inlet tank, a water guiding tank, a water distributing tank, a water collecting assembly, filler and plants. The pool body is an earth dam base body, and a seepage-preventing geomembrane structure is laid on the inner side of the pool body. The water inlet tank, the water guiding tank and the water distributing tank which are connected side by side and have inner cavities communicated with each other are arranged at one end of the pool body, the water distributing tank is communicated with the filler in the pool body, the water collecting assembly is arranged at the other end of the pool body and connected with a water drain pipe, the end of the water inlet tank is connected with a water inlet pipe, and the plants are grown on the ground of the pool body. The subsurface constructed wetland sewage treating system is low in investment and operation cost and short in construction period, uses local materials, adopts plant production of standard parts, adopts site splicing and combined installation, is convenient, fast and stable and reliable in operation, greatly improves flexibility of constructed wetland construction and enlarges application range due to the fact that the water guiding tank and the water distributing tank can be dismounted or expanded or moved according to actual project conditions.

Description

The underflow type artificial wet land Sewage treatment systems

Technical field

The utility model relates to a kind of underflow type artificial wet land Sewage treatment systems, is applicable to the town domestic sewage process field.

Background technology

Artificial marsh sewage treatment system has that investment is low, effluent quality good, anti-impact force is strong, the increase greenery area, improve and beautify advantages such as ecotope, simple to operate, maintenance and working cost are cheap; This technology is fit to China's national situation; Especially be fit to the WWT of vast rural area, small and medium-sized cities, have extremely wide application prospect.

Flow in the packing layer of sewage in the underflow type artificial wet land Sewage treatment systems below the plantation soil layer; Sewage is purified through comprehensive actions such as root system of plant absorption, the degraded of filling surface microbial film and filling adsorption; Good and the good heat preservation performance of sanitary condition; Treatment effect receives weather effect less, is the most ripe at present, most widely used wetland fluidised form.And at present the underflow type artificial wet land sewage treatment structure is designed to that masonry is built by laying bricks or stones or concrete structure more, and structure design is loaded down with trivial details, construction technology is complicated, the cycle is long, cost is high, has restricted its scope of applying.Current; Carry forward vigorously new countryside construction and rural environment protection work in the whole nation under the new situation; How to give full play to simple to operate, the advantage that working cost is cheap of artificial swamp; Utilize existing ground, rural area potential condition, the conventional artificial wetland technology be transformed into the low-cost sewage disposal technology of rural environment comprehensive improvement, pendulum vast environment-friendly engineering technician in face of.

The utility model content

The technical problem that the utility model will solve is: reduce traditional artificial swamp design cost, simplify construction technology, dwindle the construction period, reduce construction investment, and improve wetland and transform handiness.A kind of underflow type artificial wet land Sewage treatment systems that is applicable to the medium and small sewage treatment project in rural area is provided.

In order to solve the problems of the technologies described above, the utility model comprises pond body, inlet flume, guiding gutter, cloth tank, the assembly that catchments, filler and plant, and said pond body is the earth dam matrix, the inboard anti-seepage geomembrane structure of laying; The setting of Chi Tiyi end connects side by side and inner chamber communicates inlet flume, guiding gutter and cloth tank; The cloth tank is communicated with the intravital filler in pond, the pond body the other end setting assembly that catchments, and the assembly that catchments connects water shoot; The inlet flume end connects water inlet pipe, and plant places on the ground of Chi Tishang.

Said inlet flume, guiding gutter, cloth tank are splicing structure spare, between connect through flange.Regulation of level pipe in the said assembly that catchments in the pump well and well body are that spigot-and-socket flexibly connects, through the length control wetland water level of conversion regulation of level pipe.

Said filler adopts compounded mix according to water quality; Said plant is the wetland plant of well developed root system.The utility model inlet flume, guiding gutter, cloth tank and the assembly that catchments all are designed to standardized component, modularization production, and scene combination, splicing are conveniently processed, are transported and install.Cell body adopts the glass reinforced plastic material, has in light weight, non-corroding, non-leakage, long service life, good heat insulating, good looking appearance, easy for installation, clean characteristics such as maintenance is easy, flexibility is strong.The mounting means of splicing, the handiness that has improved the artificial swamp structure can or be moved according to the practical situation dilatation at scene, has promptly reduced design and cost of investment, and has dwindled the construction period greatly.Regulation of level pipe and pump well body adopt inserting mode, have realized the step-less adjustment of wetland water level, and be simple to operate, safe and reliable, and practiced thrift installing space.

The beneficial effect of the utility model:

The pond body of the utility model is the earth dam structure, gathers materials on the spot through earthwork balance; Simultaneously, water inlet, water distribution, captation all adopt standardized component, plant produced; Help quality control, the scene only simply splices, organize to, install, not only reduced design cost and manufacturing cost; And dwindled the duration greatly, reduce construction investment.In addition, the employing group can be carried out increase-volume or mobile, more flexible according to on-site actual situations to the mode of splicing, has changed traditional steel reinforced concrete pool structure and has built up back change situation of difficult, artificial marsh sewage treatment system has been had widely use.

Description of drawings

Fig. 1 is the diagrammatic cross-section of the utility model.

Fig. 2 is that the A of Fig. 1 is to view.

Fig. 3 is the left view of Fig. 2.

Among the figure: 1. pond body, 2. inlet flume, 3. guiding gutter, 4. cloth tank, the assembly that 5. catchments, 6. filler, 7. plant; 8. ooze geomembrane, 9. water inlet cell body, 10. water-in, 11. first flanges, 12. water inlet cell body cover plates, 13. water guide cell bodies, 14. second flanges; 14 '. the 3rd flange, 15. water guide cell body cover plates, 16. cloth sink bodies, 17. overflow weir, 18. water distributing pores, 19. the 4th flanges, 19 '. the 5th flange; 20. cloth sink body cover plate, 21. pump wells, 22. headers, 23. well bodies, 24. well lids, 25. regulation of level pipes; 26. the header interface, water guide chambers 27., 28. cloth hydroeciums, 29. water inlet pipes, 30. water shoots are at the bottom of the 31. wetland ponds.

Embodiment

Describe the utility model in detail below in conjunction with accompanying drawing and embodiment.

Embodiment: can find out that by Fig. 1 the utility model is made up of pond body 1, inlet flume 2, guiding gutter 3, cloth tank 4, the assembly 5 that catchments, filler 6, plant 7; Said pond body 1 is the earth dam matrix, the inboard anti-seepage geomembrane 8 of laying; Pond body 1 one inlet flume 2 that the end setting connects side by side and inner chamber communicates, guiding gutter 3 and cloth tank 4, said inlet flume 2 comprise into water cell body 9, water-in 10, first flange 11 and water inlet cell body cover plate 12; Inlet flume 2 communicates with outside water inlet pipe 29 through water-in 10; Said guiding gutter 3 comprises water guide cell body 13, second flange 14, the 3rd flange 14 ' and water guide cell body cover plate 15; Guiding gutter 3 is connected with inlet flume 2 first flanges 11 through second flange 14, realizes that the cell body inner chamber communicates; Said cloth tank 4 comprises cloth sink body 16, overflow weir 17, water distributing pore 18, the 4th flange 19, the 5th flange 19 ' and cloth sink body cover plate 20; Overflow weir 17 is separated into water guide chamber 27 and cloth hydroecium 28 two portions with cloth sink body 16 inner chambers, and water guide chamber 27 communicates with cloth hydroecium 28 tops; Cloth hydroecium 28 communicates with filler 6 through water distributing pore 18; Cloth tank 4 is connected with guiding gutter 3 the 3rd flange 14 ' through the 5th flange 19 ', realizes that guiding gutter 3 cell body inner chambers communicate with cloth tank water guide chambers 27 4, and cloth tank 4 is communicated with pond body 1 interior filler 6; Pond body 1 the other end setting assembly 5 that catchments, the said assembly 5 that catchments comprise pump well 21 and header 22; Said pump well 21 comprises well body 23, well lid 24, regulation of level pipe 25 and header interface 26; Header 22 is connected with the interface 26 that catchments, and communicates with pump well 21 inner chambers; Regulation of level pipe 25 flexibly connects with well body 23 socket joints; Well body 23 inner chambers communicate through the outer water shoot 30 of regulation of level pipe 25 and wetland; Plant 7 places on the ground on the pond body 1.

The said filler 6 of the utility model adopts compounded mix according to water quality; Said plant 7 is the wetland plant of well developed root system.Said inlet flume 2, guiding gutter 3, cloth tank 4 are splicing structure spare.Regulation of level pipe 25 in the said assembly 5 that catchments in the pump well 21 flexibly connects for spigot-and-socket with well body 23, through the length control wetland water level of conversion regulation of level pipe 25.

The working process of the utility model: sewage gets into inlet flume 2 inner chambers through water inlet pipe 29 through water-in 10; Then get into the water guide chamber 27 of cloth tank 4 through guiding gutter 3 inner chambers; Part sewage is crossed over overflow weir 17 and is got into cloth hydroecium 28; Get in the wet land filler 6 through water distributing pore 18 again; Remainder sewage gets into back segment guiding gutter 3 through water guide chamber 27, gets in the wet land filler 6 through cloth tank 4, water guide chamber 27, cloth hydroecium 28, water distributing pore 18 successively again, and the like ... Effluent stream is in the process of wet land filler 6; Multiple actions such as root system of plant absorbs, the physical and chemical adsorption of filler, wetland biological degradation are purified pollutants in sewage because of receiving; Water after the purification is collected into the inner chamber of pump well 21 through header 22, and water purification gets in the outer water shoot 30 of wetland through the overflow suitable for reading of regulation of level pipe 25 again, drains into wetland receiving water body outward through outer water shoot 30; Water level in the wetland receives the effect of altitude of regulation of level pipe 25, can reach the purpose of regulating the wetland water level through the regulation of level pipe 25 of changing different lengths.

Claims

1. underflow type artificial wet land Sewage treatment systems; It is characterized in that: comprise pond body (1), inlet flume (2), guiding gutter (3), cloth tank (4), the assembly that catchments (5), filler (6), plant (7); Said pond body (1) is the earth dam matrix, inboard structure of laying anti-seepage geomembrane (8); Pond body (1) one inlet flume (2) that the end setting connects side by side and inner chamber communicates, guiding gutter (3) and cloth tank (4); Cloth tank (4) is communicated with the interior filler (6) of pond body (1); Pond body (1) the other end setting assembly (5) that catchments; The assembly (5) that catchments connects water shoot (30), and inlet flume (2) end connects water inlet pipe (29), and plant places on the ground of Chi Tishang.

2. a kind of novel underflow type artificial wet land Sewage treatment systems according to claim 1 is characterized in that: said inlet flume (2), guiding gutter (3), cloth tank (4) are splicing structure spare, between connect through flange.

3. a kind of novel underflow type artificial wet land Sewage treatment systems according to claim 1; It is characterized in that: the regulation of level pipe (25) in the said assembly that catchments (5) in the pump well (21) flexibly connects for spigot-and-socket with well body (23), through the length control wetland water level of conversion regulation of level pipe (25).