CN105170606A - Method for building green pyramid landscape with unrecyclable rubbish - Google Patents

Abstract

The invention discloses a method for building a green pyramid landscape with unrecyclable rubbish. The method comprises the following steps: manufacturing unrecyclable rubbish and solid waste of factories and mines into fluid state rubbish slurry through the technologies of preprocessing, pulping, smashing and mixing; after treating a pyramid site, building a central tower, a water drainage facility, a gas exhausting facility, a passage and other ancillary facilities; based on the central tower, utilizing a greening bag cofferdam to discharge the rubbish slurry, and heightening layer by layer to form a pyramid-shaped rubbish heap body; arranging a layered draining and seepage system in the rubbish heap body, arranging a negative pressure air water header pipe in the central tower to guide waste water to an off-site cesspit for cyclic utilization and guide waste gas into an air exhausting device at the top of the central tower for unified treatment; immediately greening the slope surface of the pyramid to fully cover the rubbish heap body not to impair the landscape of the appearance of a city, and basically eliminating pollution of waste water and waste gas to the environment; under effective management and control, after degradation, fermentation and ageing function of 20-30 years, forming high-quality compost or harmless soil by the pyramid heap body, and converting the high-quality compost or harmless soil into resources for urban ecological construction or feeding back the agriculture.

Description

The method of green pyramid view is built by not recyclable rubbish

Technical field

The invention belongs to urban sanitation technical field

Background technology

Classify by recyclable rubbish, non-recyclable rubbish and Harmful Waste in China most cities; Recyclable rubbish mainly rubbish from cooking, slag, building and decoration garbage etc., are not also mixed with package, discarded clothes, pollution paper, other foreign material etc.; To not recyclable rubbish, burying and concentrating of the basic or extensive style of the processing method in current most of city is stacked, and causes day by day serious environmental problem thus; The refuse classification comparatively refinement of Japan, picks out rubbish from cooking specially for compost, turns to agricultural resource; China's burying and stacking facture likeness in form compost and spontaneous fermentation not recyclable rubbish, actual effect pollutes centralization, only decreases pollution sources quantity, do not transform the overall essence of pollution sources; Analyze reason: the plastic packing article mainly in rubbish and chemical fibre clothes etc. are extremely difficult to be decomposed, these thing water proofs, trapping, form the severe microenvironment closed ecological, make bacterium, the decomposition of microorganism blocked, plant root whisker can not be grown, persevere for several decades as if it were one day, this severe microenvironment ecology is piled into the environmental pollution of the large scale of construction; Extensive style trash processing way like this, make the environment that is discord in the double sky of the fire of ice inside and outside many urban formations, in city, The trees make a pleasant shade, and birds sing and flowers give forth fragrance, surrounding city rubbish around, stench smokes sky; Also have many cities to take rubbish to the act-short-view of transfer of rural, increased the weight of large-scale environmental destruction further; The object of the invention is: allow municipal refuse autodigestion, it is beautiful for becoming ugly, and changes refuse is resource, and thoroughly elimination municipal refuse is to the harm of environment.

Summary of the invention

(1) rubbish pretreatment: be roughly that dry type is pulverized and wet separation two programs; Pulverized by dry type, packing material is disintegrated, the refinement of bulk solid thing; Wet separation can adopt the technique being similar to wet type gravity separation, rejects the inoganic solids block material that proportion is greater than 1, as glass, pottery, concrete, masonry block etc.; (2) rubbish making beating: pulled an oar by the main rubbish fluid eliminating solid block, controls making beating degree and all packing materials, clothing etc. should be made fully to disintegrate, and forms the remaining organic mixed serum of fiber and kitchen; (3) solid powder preparation: one of raw material is the concrete, fragment of brick etc. that utilize easy efflorescence in rubbish, it two is the solid waste utilizing mine and factory---as stripping waste material, tailings, slag etc., generally to be crushed to about 100 orders; (4) rubbish blending: pulled an oar by rubbish liquid and solid powder stir blending and form rubbish underflow, and concentration is advisable to adapt to Cemented filling, can add the additive that some promote degraded, fermentation and sterilization in underflow; (5) the base plate process in pyramid place: outside Flood disturbance should be able to be avoided in place, base plate is bulldozed, be rolled into the physical features that periphery is slightly high, center is low-lying, then casting concrete impervious barrier, and the hydraulic gradient of impervious barrier ecto-entad controls about 1%; Making diafiltration body bed course on impervious barrier, the diafiltration body bed course solid refuse of not easily efflorescence---as the material stacking such as glass, pottery making; (6) pyramidal structures: central tower is pyramidal main units, adopt frame structure, the support of building as pyramid and reference, and central tower builds closed exterior wall by laying bricks or stones with successively increasing of junk-heap body; Liftable job platform is set in central tower, air water house steward and effluent outfall are set in central tower, also will construct a foot passage by central tower and be connected with outside; (7) pyramidally to go along with sb. to guard him and accumulative formation method: pyramid periphery is first gone along with sb. to guard him with 1 ∽, 2 layers of plant biological bag; Plant biological bag is a kind of geotechnological new technology, with the packed earth that bankets of the geotextiles of water-permeable and air permeable, mixes grass and fill with class green plants provenance in soil; Utilize the cofferdam that plant biological bag surrounds, by periphery to central tower direction, by the technique of similar Tailings Dam ore drawing, discharge rubbish underflow, successively increases, forms pyramid shape junk-heap body; Pyramid side slope arranges stage packway platform at interval of certain altitude; (8) the pyramid heap draining of body and method for exhausting: junk-heap body is increased in process, arranges layering drain system system, layering drain system system is arranged by many fan-shaped pectinations and oozes assembly and rearrange; Pectination row is oozed assembly and to be connected with both wings comb drainage pipe by axis drainage pipe and to combine, and has the diafiltration function of permeable only sand; Layering drain system system keeps by the suitable hydraulic gradient of periphery to center, the diafiltration sewage for absorbing, in transporting junk-heap body; The axis drainage pipe that each bar pectination row oozes assembly is communicated with the circulating line outside central tower, and circulating line is communicated with the air water house steward of central tower inside, and air water house steward lower connecting strap has the effluent outfall of ' U ' type water seal; The circulating line of diafiltration sewage in junk-heap body outside layering drain system system, central tower, air water house steward and effluent outfall, finally enter outside cesspool; Air water house steward top is provided with pull-out type exhaust apparatus, because effluent outfall is with water seal, subnormal ambient can be formed in air water house steward, neither hinder draining, the waste gas in junk-heap body can be attracted again to enter air water house steward, then be discharged to high-altitude through pull-out type exhaust apparatus or be pumped to other treatment systems; (9) excretion of atmospheric precipitation: the upper brace beach face due to junk-heap body remains the peripheral water conservancy gradient to central tower low dip, the rainwater of platform and rubbish precipitation water can come together in central tower region; Can utilize the circulating line interface outside central tower, arrange center filter drain piping at random, the junction of center filter drain piping and circulating line also will arrange the water seal of ' U ' type, is beneficial to safeguard the subnormal ambient in air water house steward; The rainfall runoff of side slope can focus on packway platform, and packway platform keeps the suitable tilted gradient, below embedding step filter drain piping, and step filter drain piping is communicated with layering drain system system, for draining side slope rainfall; (10) pyramidal greening method: the plant biological bag on pyramid side slope top layer is successively increased with junk-heap body, part grass is filled with provenance and is directly mixed in the soil of plant biological bag, grow slope-protecting vegetation, fill with plant domatic with plant tree on packway platform and rattan in addition, form green landscape; The water circulation of (11) pyramid system: in pyramid accumulative formation process, flow into the precipitation water of cesspool, a part is used for rubbish making beating, a part is used for pyramid side slope spray irrigation, after pyramid piles, diafiltration sewage all for spray irrigation, by natural evaporation effect, digest unnecessary sewage, accomplish the not outer row of sewage; (12) pyramidal waste gas processing method: the suitable subnormal ambient keeping air water house steward, most fermentation waste gas in rubbish body can be retracted to the pull-out type exhaust apparatus on central tower top, these waste gas can burn purification, fully utilize or be discharged into high-altitude, thus exhaust emission is reduced to environment acceptable degree; The short degraded of (13) rubbish body, inspire fermenting process: pyramid can utilize established pipe-line system after piling up and building up, and in rubbish body, recharge some short degraded, inspire liquid or gas of ferment, catalysis rubbish body transforms to good direction; (14) pyramidal final disposal: according to the experience of agriculture compost, after the 20 ∽ timeliness effect of 30 years, pyramid heap physical efficiency forms high-quality compost or harmless soil, can be used as resource for city ecology construction or feedback agricultural.

Accompanying drawing explanation

Fig. 1 is facade and the plane generalized section of pyramid entirety, and in figure, the meaning of label symbol is:

1---layering drain system system, 2---junk-heap body, 3---pull-out type exhaust apparatus,

4---air water house steward, 5---central tower, 6---liftable job platform,

7---foot passage, 8---effluent outfall, 9---outside cesspool,

C, D, E---detail view tag;

Fig. 2 is the schematic diagram that C detail view is amplified, and in figure, the meaning of label symbol is:

1---layering drain system system, 4---air water house steward, 5---central tower,

10---diafiltration bed course, 11---Concrete Anti infiltration layer, 12---circulating line,

13---center filter drain piping, 14---circulating line communicating pipe;

Fig. 3 is the schematic diagram that D detail view is amplified, and in figure, the meaning of label symbol is:

1---layering drainage pipe system, 2---junk-heap body, 15---domatic plant biological bag,

16---step filter drain piping;

Fig. 4 is the schematic diagram that E detail view is amplified, in figure, the meaning of label symbol is:

1---layering drain system system, 4---air water house steward, 5---central tower,

12---circulating line, 13---center filter drain piping,

14---circulating line communicating pipe, 17---layering drain system system's communicating pipe;

Specific implementation method

By larger what time being described as follows of enforcement difficulty: (one) place is transported: the distance of central tower and pyramid periphery is generally not more than 300m, in surrounding zone, support is set, be connected with central tower with cableway steel wire rope, cableway steel wire rope hangs pulley suspension hook, container and haulage cable, central tower position arranges hoist engine, surrounding zone support is arranged guiding fixed pulley, container can be realized back and forth run between central tower and surrounding zone, detailed way is with reference to another patent (ZL201310030607X, a kind of slope project material transport system); The material that center, place needs, can transport via the liftable job platform arranged in foot passage and central tower; (2) discharge of rubbish underflow: by pyramid periphery, upwards lays inclination plasma discharge pipeline along side slope, lays one every suitable spacing; Inclination plasma discharge pipeline connects the layering discharge tube of level, and layering discharge tube generally adopts light flexible pipe, pipeline is distributed with branch's mouth of pipe of plasma discharge; According to field condition, regulate the suitable concentration of rubbish underflow and arrange the flow of the mouth of pipe, making deposition beach face keep the gradient to be suitable for; The formation method of periphery operation sidewalk is: load a rubbish prose style free from parallelism of having dewatered with Polywoven Bag, lays and add fat pipe inside plant biological bag; (3) laying of layering drain system system: layering drain system system is arranged by many fan-shaped pectinations and oozes assembly and rearrange; Pectination row oozes the axis drainage pipe of assembly and both wings comb drainage pipe is all a kind of earth working material goods, its tube wall is permeable geotextiles, liner is latticed plastic cement skeleton, and pipeline has the filter drain function of permeable not saturating sand, and this pipeline has formed approved product complete in specifications; Pectination row is oozed assembly and is generally connected at the scene, assembles, and colligation firm; The axis drainage pipe that pectination row oozes assembly wants total length to lay reinforcement rope, and both wings comb drainage pipe can be strengthened with bamboo chip, to keep shape; Utilize the cableway system between central tower and surrounding zone, it is in place that traction pectination row oozes assembly, and utilize layering drain system system's communicating pipe, every bar pectination row oozed assembly and is communicated with circulating line; Layering drain system system between the upper and lower apart from and level interval with layer drainage pipe road determine primarily of the concentration of rubbish underflow and infiltration coefficient, generally want pre-trial or employing empirical data; (4) pyramidal stability controls: pyramidal slope angle generally will control at about 25 °, has both been less than the natural repose angle of junk-heap body, meets the land occupation condition of afforestation again; The drainage system at central tower position will be guaranteed unimpeded, makes the ponding area in CD pond control at zone of reasonableness, can use exposed conduit direct draining in central tower during emergency, therefore, and the building closed height by laying bricks or stones and should keep not higher than beach face of central tower; The domatic heavy rain protection of pyramid is main by plant biological bag surface layer, for guaranteeing without silt loss, can strengthen the woven bag of a 1 ∽ 2 layers filling rubbish prose style free from parallelism in plant biological bag surface layer again.

Claims (1)

1. use not recyclable rubbish to build the method for green pyramid view, its technical characteristics is as follows: the solid waste using not recyclable rubbish and factories and miness, by techniques such as pretreatment, making beating, pulverizing, blendings, is made into fluid state rubbish underflow; After constructing the affiliated facilities such as pyramid place, central tower and draining, exhaust, passage, be rely on, utilize plant biological bag cofferdam with central tower, discharge rubbish underflow, successively increases the junk-heap body forming Pyramid; Layering drain system system is set in junk-heap body, negative pressure pneumatic house steward is set in central tower, waste water is guided into cesspool outside the venue and recycle, waste gas is guided into center tower top exhaust apparatus and unify process; The domatic instant greening of pyramid forms all standing to junk-heap body, and harm in the appearance of the city without view, waste water and gas also can be eliminated substantially to the pollution of environment; Pyramid heap body, under effective management and control, after the 20 ∽ degraded of 30 years, fermentation and timeliness effect, can form high-quality compost or harmless soil, is converted into resource for city ecology construction or feedback agricultural.