CN206800321U - Straw biological carbon ecological slope protection - Google Patents
Straw biological carbon ecological slope protection Download PDFInfo
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- CN206800321U CN206800321U CN201720366925.7U CN201720366925U CN206800321U CN 206800321 U CN206800321 U CN 206800321U CN 201720366925 U CN201720366925 U CN 201720366925U CN 206800321 U CN206800321 U CN 206800321U
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- biological carbon
- ecological slope
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Abstract
A kind of straw biological carbon ecological slope protection, ecology typed bank revetment base material is prepared as raw material using crop material and riverway sludge, the ecology typed bank revetment base material, by carrying out classification pretreatment to straw, and pretreated crop material and/or straw biological charcoal through crushing are put into the channel cleanout bed mud through dewater treatment, stir after mixing；Then stabilizer and curing agent are added successively and are again stirring for uniformly after adjusting moisture content；The utility model have the characteristics that effectively to solve agricultural crop straw pollution problem, realize desilting sediment on the spot recycling safe utilization, soil and slope protection effect it is good, can effectively slow rainwash, intercept Runoff contaminants and possess good landscape effect.
Description
Technical field
The utility model relates to a kind of environmental protection and the technology in water and soil conservation field, is specifically that one kind is based on farming
The straw biological carbon ecological slope protection that thing stalk resource utilizes.
Background technology
River channel sedimentation phenomenon in China town and country is commonplace, and river course is original to regulate and store and flood and prevent and reduce natural disasters ability by serious
Influence.In recent years, state key strengthens the management in middle river channel and rural area river course, and wherein desilting engineering is used as and mainly arranged
Apply and be widely used, Jiangsu Province invests in 2003-2014 and channel cleanout is carried out more than 4,000,000,000, and it is vertical more than 3,500,000,000 to add up desilting amount
Square rice.Since " 15 ", the removal problem that China administers pollutant in bed mud around river lake has been carried out more " environment-protective desilting "
Engineering, i.e., the pollutant assembled in riverbed sludge is removed into lake, river by desilting mode, environment-protective desilting is in mud at present
Stockyard heap mode playback is generally used in terms of processing, land decontaminating is carried out after precipitation or carries out processing utilization.
In terms of channel cleanout sludge handling disposal, past rural area river course is widely present the winter job of " digging up river silt ", and
Solves the whereabouts of mud well as Fertilizer application, this mode after the riverway sludge dug out is carried out into stack retting.It is however, existing
Big river channel is being caused generally to be subject to the dirt of trade effluent and sanitary sewage, earth's surface early-stage rainwater etc. due to socio-economic development
Dye, the change of life style also make it that a large amount of trade wastes, house refuse are thrown aside in middle river channel.With society and chemical industry
The development of industry, the water pollution such as river course, lake is serious over nearly twenties years, especially river bottom mud, containing a large amount of in bed mud
Pollutant, particularly cause a disease (cancer), destroy ecology persistent difficult decomposing organic matter, severe overweight heavy metal from
Son.Effect is accumulated and expanded to these harmful substances by food chain, it will influences the health of the mankind, destroys natural environment and ecology
System.
Water bodies of rivers and lakes sediment pollution is a Chinese or even worldwide environmental problem, and it is mainly people that it, which pollutes aggravation,
For caused by factor, pollutant enters water body by approach such as atmospheric sedimentation, discharge of wastewater, rain leaching and surface erosioves, greatly
Quite a few is accumulated in Sediments the pollutant of amount difficult degradation, and passage is progressively enriched with over time, is dissolved in the water
Pollutant concentration largely influenceed by bed mud.For these reasons, once available for stack retting, the river course of fattening
Mud turns into sludge, no longer suitable direct returning to farmland or Fertilizer application is used as after making compost, and the improvement to polluted bed mud has been carved not
Rong Huan.From the point of view of in theory, with serious pollution bed mud should be used as hazardous waste processing, but the mud cleared out due to annual channel cleanout
Amount all too is big, and seeking the Land use systems of economic and reliable for this becomes the new direction of bed mud improvement.
Agricultural crop straw quantity is big, species is more, distribution is wide, and China is grain-production big country, and stalk big producer, often
Year can produce more than 700,000,000 tons of stalk, account for the 20%-30% of global stalk total amount.At present, agricultural crop straw processing mode is mainly with straight
Connect chopping and returning, industrial utilization (papermaking, feed, fermentation clean energy resource), based on three kinds of modes of crop straw burning.Though straw-returning has
So there is culture fertility, but usually directly crushed in actual agricultural production in earth's surface, if the decomposed time is inadequate, meeting
Cause the bad phenomenons such as the increase of soil germ, crop disease exacerbation.In addition, China's Open Burning Crop Residue rate is up to 20.8%, often
PM caused by year crop straw burning2.5Reach 138.1 × 104Ton.Therefore, the recycling of stalk is sustainable for realizing agricultural
Development, environmental protection are significant.
Utility model content
The utility model can not take into account the harmful substance in bed mud and easily cause polluter to be lost in for prior art
The problems such as, a kind of straw biological carbon ecological slope protection is proposed, agricultural crop straw pollution problem can effectively be solved, realize desilting by having
Bed mud on the spot recycling safe utilization, soil and slope protection effect it is good, can effectively slow rainwash, intercept Runoff contaminants and tool
The features such as standby good landscape effect.
The utility model is achieved through the following technical solutions：
The utility model includes：The ecology typed bank revetment module of environmental base foundation and half six prism structures disposed thereon
The plantation hole array of composition and the purifying plant system in plantation hole array, wherein：Environmental base foundation and ecology
Type shore protection module is that ecology typed bank revetment base material is made.
Described ecology typed bank revetment module is bottom building block or upper strata building block, and is half six prism structures, including：Module
The longitudinally reinforced portion of top surface, module bottom surface, module and implantation hole side wall, wherein：The both sides of implantation hole side wall are respectively provided with water
The horizontal connection rib and horizontal connection groove of flat docking, be respectively provided with module top surface and module bottom surface dock vertically it is vertical
Connecting hole and vertical connecting pole.
Described implantation hole side wall forms the hexagon kind on vertical direction with the longitudinally reinforced portion of module when piling up shaping
Plant hole.
Described upper strata building block further has additional extension side wall on the basis of bottom building block, is being piled into so as to realize
Hexagon implantation hole is formed during type.
Described ecology typed bank revetment module uses but is not limited to above-mentioned ecology typed bank revetment base material and is made.
Technique effect
Compared with prior art, the utility model chooses agricultural crop straw and river bottom mud structure ecology typed bank revetment, not only
Solve the agricultural crop straw pollution problem of puzzlement for a long time, and also achieve the innoxious on the spot of desilting sediment, recycling peace
Complete utilization, the polluter in bed mud do not discharge.Meanwhile possessed based on the modularization ecological slope protection that the utility model is built good
Good solid native effect, the plantation of its top amputate the plant of efficiency high and rational collocation mode through screening to Runoff contaminants,
Energy effectively catching, the polluter such as nitrogen, phosphorus in rainwash is removed, recover Channel slope bio-diversity, build good river
Bank wetlands ecosystems.
Relatively existing general concrete shore protection structure, the space that the utility model is improved in ecological slope protection building block contains
Amount, specific surface area greatly increase, and provide more passages for microorganism growth, water body and energy exchange, can preferably build life
Border, there is provided more preferable rainwash pollutant interception result, more preferable landscape effect is provided simultaneously with, for channel cleanout and bank slope
Water and soil conservation is significant.In addition, when earth's surface rainfall runoff flows through the ecology typed bank revetment of utility model structure, due to kind
The alternately laminated effect in hole to be planted, multi-layer nature fell effect can be formed, the runoff water that river is entered by shore protection is able to natural aeration,
It is oxygenated beneficial to earth's surface rainfall runoff, and then improves river water body dissolved oxygen content, is advantageous to urban river water ecosystem health.
Brief description of the drawings
Fig. 1 is ecology typed bank revetment module diagram；
In figure：A and b is respectively bottom building block and upper strata building block；
Fig. 2 is ecology typed bank revetment schematic diagram；
In figure：1 it is module top surface, 2 be the longitudinally reinforced portion of module, 3 be vertical connecting hole, 4 be vertical connecting pole, 5 is water
Flushconnection rib, 6 be horizontal connection groove, 7 be implantation hole side wall, 8 be extend side wall, 9 hexagon implantation holes.
Embodiment
The present embodiment is located at Shanghai City town level river course, specifically includes following steps：
Straw is carried out classification pretreatment and obtained through broken crop material and straw biological charcoal, with process by step 1)
Stirred after the channel cleanout bed mud mixing of dehydration, obtain mixed resin.
Described classification pretreatment refers to：Crop material that is relatively low to degree of lignification, easily degrading carries out machinery
It is broken, carry out high temperature carbonization after the stalk pelletizing of a relatively high to degree of lignification.
Described Mechanical Crushing, it is specially：Crop material is crushed to 5-8cm using stalk crasher；Sieving, fiber length
Carry out secondary smashing of the degree more than 8cm, required length is crushed to by stalk.
Described high temperature carbonization refers to：By crop material Mechanical Crushing to particle diameter 3-5mm, then it is carbonized at 350-450 DEG C
It is pyrolyzed in stove, carbonizes into straw biomass charcoal.Part straw biomass charcoal is ground into powdery.
Described dehydration refers to：Take natural sedimentation or desiccation is carried out to river bottom mud using solid-liquid separating machine dewatering type
Processing, reaches 75-85% to moisture content.
Described mixing refers to：15-25% ratio is added into the channel cleanout bed mud after dehydration through broken by volume
Broken crop material；Or straw biological charcoal is added into the channel cleanout bed mud after dehydration by weight 20-30%, wherein raw
Thing carbon dust accounts for 10-15%, and biological carbon particle accounts for 15-20.
Step 2) adds stabilizer and curing agent, and is again stirring for uniformly, obtaining ecology typed bank revetment base after adjusting moisture content
Material.
Described stabilizer is made up of montmorillonite and hydroxyapatite, and it is 2 that it, which is matched,：1, typically it is added in an amount of 2%-
10%, at most no more than 20%.
Described curing agent is made up of tricalcium silicate, dicalcium silicate and tricalcium aluminate, and it is 3 that it, which is matched,：4：3；The silicate
Dosage be mixed slurry weight 20-25%.
Described moisture content, preferably 75-85%.
Ecology typed bank revetment base material is poured into compacting or pouring molding in mould by step 3), and the ecotype is obtained after stabilization to be solidified
Building blocks for bank protection.
Described mould, according to bank protection structure needs, a variety of modular forms, the present embodiment such as Fig. 1 institutes can be set
Show, i.e. the modular construction of half six prism structures so that the ecology typed bank revetment module after shaping includes：Module top surface 1, module bottom
Face, the longitudinally reinforced portion 2 of module and implantation hole side wall 7, wherein：The both sides of implantation hole side wall are respectively provided with the water of horizontal docking
Flushconnection rib 5 and horizontal connection groove 6, the vertical connecting hole 3 docked vertically is respectively provided with module top surface 1 and module bottom surface
With vertical connecting pole 4.
The length of side of described ecology typed bank revetment module is preferably 20-30 centimetres, piles up the ecology typed bank revetment module after shaping
Two longitudinally reinforced 15-20 centimetres of portion's length of sides, for inserting bank protection soil layer, improve slope stability and bank protection structure monolithic stability
Property.
Step 4) carries out slope to Channel slope and tamps bottom element soil, then in side slope bottom by ecology typed bank revetment base material
Based on be layed in the side slope bottoms of river course or irrigation canals and ditches, at an upper portion thereof by compressing ecology typed bank revetment after base fixed
Module piles up shaping successively by domatic, and ecological revetment forms hexagon implantation hole as shown in Figure 2 after installation.
Described refers to Channel slope progress slope：Slope is carried out to Riparian buffers according to design grade, piles up shaping
The height of ecology typed bank revetment module afterwards meets that its depth lenth ratio and Channel slope design slope ratio are consistent.
Described compacting bottom element soil refers to：Carried out using rammer or manually to slope adverse grade subsoil earth at multiple compacting
Reason, compacting scope are to be broken from river bank toward the cm range of river course center line 80.
Described laying refers to：On the basis of side slope bottom of trench rammed earth, the rubble first laid after 5-10 centimetres is levelling,
Then according to wide 60 centimetres, thick 20 centimetres size molding, ecology typed bank revetment base material is poured into, solidified after suitably vibrating and
It is stable.
Described shaping of piling up successively refers to：First layer bottom module is installed first on bed course (to prolong no side bottom
Long earth-retaining portion), then retreat lattice distance along the side slope put in order successively and (pile up the ecology typed bank revetment module depth after shaping
Length), intersect installation (Fig. 2) ecology typed bank revetment building block by connecting hole, it is ensured that upper and lower, left and right bayonet socket is in place.
Described implantation hole side wall forms the hexagon kind on vertical direction with the longitudinally reinforced portion of module when piling up shaping
Plant hole 9.
Described upper strata building block further has additional extension side wall on the basis of bottom building block, is being piled into so as to realize
Hexagon implantation hole 9 is formed during type.
Step 5) backfills undisturbed soil in the hexagon implantation hole that step 4 is formed, and is beared down on one at top using rubble, finally
Plantation is used for solid soil and the plant to purify water through screening in the implantation hole of formation.
Described backfill refers to：Undisturbed soil when side slope is arranged up is filled out successively since bottom row's implantation hole
Fill, depth of fill 5-8cm at the top of the short side of implantation hole；After banketing stabilization processes are carried out by way of water rammer.
Described bearing down on one refers to：2-4cm rubble or adsorption stuffing are placed on implantation hole backfill surface, for avoiding rain
Water and runoff water wash away surface soil, avoid implantation hole soil erosion；So design can to a greater extent intercept, adsorb drop
Polluter in rain runoff, while runoff water is reduced to soil erosion in implantation hole, bank slope soil losses are reduced, improve shore protection
Structural stability, and reduce Runoff contaminants and enter river amount.
The plant that is used to consolidate soil and purify water of the described plantation through screening, including：The implantation hole kind under normal water line
Plant the submerged plant through screening；Emergent aquactic plant is planted in the implantation hole of falling zone；On top, implantation hole plants herbaceous plant, relevant
Plant is chosen and takes into account soil and slope protection, detergent power and landscape effect.
Described submerged plant refers to：Hornwort, eel grass, watermifoil, black algae, water blanket grass, waterweed, p.malaianus etc.
In one kind or its combination.
Described emergent aquactic plant refers to：One kind or its group in canna, reed, Scirpus tabernaemontani, yellow flag, fishscale bamboo or Lythrum salicaria
Close.
Described herbaceous plant refers to：One kind or its combination in the tuber of dwarf lilyturf, Festuca Arundinacea, rye grass, bent grass.
Below for the utility model structure ecology typed bank revetment compared with common shore protection effect：
The different shore protection forms of table 1 compare rainwash clean-up effect
By the tracking observation that 2 years by a definite date have been carried out to above-described embodiment, the results showed that utilize the utility model structure
Ecology typed bank revetment has a good structural stability, and agricultural crop straw is after natural decomposition more than 2 years in shore protection module, in shore protection
Large number of small hole is formd in module, on the basis of ensuring that bank protection structure is stable, is provided more for shore protection module
More water body flows and Exchange of material and energy passage, while the living space of microorganism is also substantially increased, given birth to for ecological revetment
Guarantee that border is established and habitat optimization provides the foundation.By the soak test to construction part module, the pollution such as heavy metal is found no
Material separates out.Meanwhile monitoring in 2 years finds that the pollutant of the modularization stepped ecological type shore protection energy effectively catching rainwash is right
Rainwash water SS places to go rate reaches more than 50%, reaches more than 25% to the clearance of nitrogen, phosphorus nutrient.As a result show, this reality
With the ecology typed bank revetment based on crop material and desilting sediment recycling of new proposition, Channel slope can be effectively protected,
Stability Analysis of Structures is reliable, reduces soil erosion, and reduce Runoff contaminants enters river amount, and it is negative to significantly reduce surface water environment pollution
Lotus, stalk pollution problem is efficiently solved, realize bed mud recycling on the spot, the ecological slope protection of this method structure possesses
Good landscape effect.
Above-mentioned specific implementation can by those skilled in the art on the premise of without departing substantially from the utility model principle and objective with
Different modes carries out local directed complete set to it, and the scope of protection of the utility model is defined by claims and not by above-mentioned specific
Implementation is limited, and each implementation in the range of it is by the constraint of the utility model.
Claims (7)
- A kind of 1. straw biological carbon ecological slope protection, it is characterised in that including：Environmental base foundation and disposed thereon half six The plantation hole array and the purifying plant system in plantation hole array of the ecology typed bank revetment module composition of prism structure, its In：Environmental base foundation and ecology typed bank revetment module is that ecology typed bank revetment base material is made.
- 2. straw biological carbon ecological slope protection according to claim 1, it is characterized in that, described ecology typed bank revetment module is Bottom building block or upper strata building block, and be half six prism structures.
- 3. straw biological carbon ecological slope protection according to claim 1 or 2, it is characterized in that, described ecology typed bank revetment mould Block includes：The longitudinally reinforced portion of module top surface, module bottom surface, module and implantation hole side wall, wherein：The both sides difference of implantation hole side wall Provided with the horizontal connection rib and horizontal connection groove for level docking, it is vertical to be respectively provided with module top surface and module bottom surface The vertical connecting hole and vertical connecting pole of docking.
- 4. straw biological carbon ecological slope protection according to claim 3, it is characterized in that, described implantation hole side wall and module Longitudinally reinforced portion forms the hexagon implantation hole on vertical direction when piling up shaping.
- 5. straw biological carbon ecological slope protection according to claim 2, it is characterized in that, described upper strata building block is built in bottom Extension side wall is further had additional on the basis of block, so as to realize the composition hexagon implantation hole when piling up shaping.
- 6. straw biological carbon ecological slope protection according to claim 1, it is characterized in that, described purifying plant system bag Include：The submerged plant planted in implantation hole under normal water line；The emergent aquactic plant planted in the implantation hole of falling zone；In top kind Plant the herbaceous plant planted in hole.
- 7. straw biological carbon ecological slope protection according to claim 6, it is characterized in that, described submerged plant refers to：Gold One kind or its combination in fish algae, eel grass, watermifoil, black algae, water blanket grass, waterweed, p.malaianus etc.；Described very water is planted Thing refers to：One kind or its combination in canna, reed, Scirpus tabernaemontani, yellow flag, fishscale bamboo or Lythrum salicaria；Described herbaceous plant is Refer to：One kind or its combination in the tuber of dwarf lilyturf, Festuca Arundinacea, rye grass, bent grass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720366925.7U CN206800321U (en) | 2017-04-10 | 2017-04-10 | Straw biological carbon ecological slope protection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720366925.7U CN206800321U (en) | 2017-04-10 | 2017-04-10 | Straw biological carbon ecological slope protection |
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| Publication Number | Publication Date |
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| CN206800321U true CN206800321U (en) | 2017-12-26 |
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ID=60732676
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| CN201720366925.7U Expired - Fee Related CN206800321U (en) | 2017-04-10 | 2017-04-10 | Straw biological carbon ecological slope protection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222211A (en) * | 2018-01-10 | 2018-06-29 | 山西苗褓褓环保技术有限公司 | Increase rainfall runoff infiltration rate and the method for improving the soil body amount of saving |
-
2017
- 2017-04-10 CN CN201720366925.7U patent/CN206800321U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108222211A (en) * | 2018-01-10 | 2018-06-29 | 山西苗褓褓环保技术有限公司 | Increase rainfall runoff infiltration rate and the method for improving the soil body amount of saving |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20200410 |