CN102031759A - Novel method for stabilizing and controlling sand by multifunctional windbreak wall - Google Patents

Abstract

The invention provides a novel method for stabilizing and controlling sand by a multifunctional windbreak wall. Sandbag type windbreak walls or precast concrete beam column steel string structure cement composite plate walls are adopted at different positions of desert areas so as to break wind and stabilize sand, gypsum is used for stabilizing sand, the deserts are greened and beautified by combining dripping irrigation with sprinkling irrigation, and measures are adopted to suit local conditions. The method is low in cost, has one-time investment and long-time benefit, and contributes to controlling the sand in a large area and greening the deserts.

Description

Multi-functional windbreak fixes the sand the sand control new method

Technical field

Patent of the present invention relates to multi-functional windbreak and fixes the sand the sand control new method, belongs to the control of desert field

Background technology

Existing desert control method has: traditional wheat straw grid sand control; Afforestation; Technology such as hedge keeps out the wind have pitch spraying adhesion method abroad, Chemical Felter adhesion method, the straw mattress laying method, drip irrigation method etc., the totally-enclosed desertification control method of domestic existing cement yellow sand composite crust layer moves technology such as sprinkling irrigation, in these methods, traditional wheat straw grid sand control, the history in existing more than 50 year, sand control is an efficient and simple method within the specific limits, but do not solve Surface runoff sand-fixation, water-keeping and endurance issues, general 1-2 just repeating changed once; Afforestation is the better method of sand control, but the place of lack of water can't be realized; Can play the effect of keeping out the wind in the part although hedge keeps out the wind, can not persistence deal with problems; Pitch spraying adhesion method, Chemical Felter adhesion ruling by law reason desert is worthless method, the straw mattress laying method is a kind of method preferably, but handles badly, is easily swept the formation leak by strong wind; Drip irrigation is the comparatively successful advanced technology of foreign study, and movable sprinkler irrigation also is a kind of efficient ways, all has some problems but administer the desert on a large scale, does not fundamentally solve sand control and greening problem.

Summary of the invention

The purpose of this invention is to provide multi-functional windbreak and fix the sand the sand control new method

Specifically be in the desert region, according to geographical position of living in, desert, suit measures to local conditions to adopt distinct methods at different parts, difform windbreak (comprises sandbag formula wall, the sandbag heap, the sandbag mountain, precast concrete beam, post, the field-installed string wire stud of plate composite plate windbreak) with husky sand control or ancillary works sand control, wherein the method with husky sand control is to adopt all kinds of packaging bags, comprise and do not fall the alkali polybag, the alkali polybag can fall, straw plaited bag and other all kinds of packed things of packing, utilize artificial or mechanical grains of sand pack to seal with the sand dune, build into certain width by laying bricks or stones with artificial or machinery then, the sandbag masonry of shape and height is called for short and fixes the sand windbreak, the shape grains of sand that loose are filled in the centre, grains of sand top adopts the gypsum pours to form crust layer, on the horizontal plane of certain altitude, arrange radial plastic delivery hose, be drilled with the 3mm aperture on the tube wall, the general 50mm pipe of aperture pitch outer wall can wrap up materials such as the bag weaved or close hole of plastics filter cloth, in case infiltrating, stop up in the grains of sand, the centre of pipe is higher than two ends when putting, form gradient, being convenient to superfluous water discharges, can establish the multilayer drain from bottom to top, striding of causing collapsed in case torrential rain catchments, the windbreak of building by laying bricks or stones with sandbag, the position, Sha Shan bosom of sand drift or similar massif can be built reservoir by laying bricks or stones, rainwater can be stored or water pump draws water, the periphery in pond is installed the valve of some, for dripping, sprinkling irrigation is used; Another kind is the ancillary works sand control, adopt precast concrete column, beam, the windbreak that plate adopts string wire stud structure to construct, its content is need build the location of windbreak by laying bricks or stones in desertification or other, on the relevant position, design the concrete foundation of prefabricated certain thickness and intensity, then with precast concrete beam, the post correspondence is installed in the relevant position, form main body frame, then at the top of underbeam, cleek is buried in the Henan, bottom of putting the beams in place, connect up and down with the 5-6.5 cold drawn wire, form string wire stud structure, then prefabricated cement composite board is smeared at prefabricated groove with gypsum or cement slurry in the middle of the compound plate of the two sides, both sides of string wire, the body of wall that dull and stereotyped in this way available coherent mass positioning bonding is connected to form, strengthen with positive and negative corresponding connection of silk lead screw in the certain intervals of wall, the body of wall of building by laying bricks or stones with this method, single body of wall span can reach 30m, height can reach 10m, thickness 100-240mm is adjustable, two wall spacing 5-30 rice are adjustable, length is random or infinitely adjustable, also can fill the shape grains of sand that loose during this time, the type body of wall is mainly used to dust storm high concentration location and is called for short the location, air port, the village, highway, railway, draw, special location such as escape canal, this windbreak can design door opening as required, culvert, facilities such as passageway bridge; Employing is with husky sand control, engineering sand control, at first the large tracts of land sand dune is concentrated in the wall of sandbags that sandbag builds by laying bricks or stones, it is fixed, no longer mobile, this wall of sandbags can be built into different-thickness by laying bricks or stones according to local wind direction and wind velocity, highly, the body of wall moulding of direction and shape, length is provided with as required, can design many group bodies of wall, general 500 meters to 1000 meters of wall and wall spacing, all can level to the ground in the centre, and can apply fertilizer and move a sprinkling irrigation or a thin mould covering jar all kinds of plant of plantation in the level land, existing jar complete sets of Techniques afforestation kind of the grass that drips can be adopted in the periphery of windbreak and top, suit measures to local conditions, adopt the multi-method comprehensive regulation, realize that migrating dune is fixing husky wall, the mountain; Make wall (mountain), build up fields, plan, administer, afforest, beautify the multi-functional and one in desert, thoroughly effect a radical cure the desert, improve the ecological environment, the change desert is the oasis.

Description of drawings:

Fig. 1 is the multi-functional windbreak wall of sandbags of a patent of the present invention schematic diagram

Fig. 2 is the prefabricated cement composite board windbreak of a string wire structure schematic diagram

Among Fig. 1, the 1st, concrete pedestal, the 2nd, wall of sandbags, the 3rd, the concrete collar tie beam, the 4th, gutter, the 5th, reservoir, the 6th, gutter, the 7th, vegetation, the 8th, drip tank arrangement; Relation between them is the relative position of concrete pedestal 1 according to the design windbreak, cast is slightly larger than the reinforced concrete plinth of the width of wall of sandbags around set wall, about highly general 300mm, sandbag 2 is piled up or built by laying bricks or stones to the wrong stubble of order on the pedestal, carry loose sand 3 while piling up toward the wall the inside, until one deck be paved with general 3m do above sandbag top pour into a mould one deck reinforced concrete floor 4 again, the general 10-300mm of bed thickness, width can be less than wall of sandbags; Arrange a certain amount of gutter 5 at the certain altitude of wall of sandbags and middle loose sand layer, the loose sand section of gutter is drilled with N φ 3mm aperture, and the pipe outer wall can wrap up one deck filter screen or corrosion-resistant filter cloth, and preventing that the torrential rain seepage is residual collapses; The centre at wall of sandbags (heap, mountain) top is built reservoir 6 by laying bricks or stones, and each side of bottom is installed the gutter 6-1 of some, can insert drip irrigation pipeline 8 respectively, carries out drip irrigation; The inboard of the outside, pond, top and sandbag is poured into a mould certain thickness calcium plaster and is formed crust layer 7; Plant all kinds of plants 9.

1 is bottom girder among Fig. 2, the 2nd, and back timber, the 3rd, draw ring on the pre-buried steel of back timber, 3-1 is the drop-down ring of the pre-buried steel of bottom girder, the 4th, and steel-casting turnbuckle, the 5th, φ 6-6.5 round steel system string wire, 6 and 6-1 be precast concrete sheet material, the 7th, gypsum or concrete prefabricated bond pad, the 8th, securing member; Relation between them is that bottom girder 1 is installed on the concrete pedestal of design wall displacement, concrete column is installed then, install back timber 2 successively, the top of bottom girder 1 pre-buried string wire draw ring 3-1, draw ring 3 on the pre-buried steel in back timber bottom, end with cold-drawn φ 6-6.5 round steel is fixed on the draw ring 3 of back timber bottom earlier, then the other end is fixed on the end garden ring of bottom turnbuckle 4, the bottom hook of turnbuckle links to each other with bottom girder draw ring 3-1, form string wire 5, then cementitious slurry is smeared in the bottom girder relevant position, earlier prefabricated cement composite board one side order is built by laying bricks or stones a side at string wire, it is sticking with string wire and composite plate point to smear cementing agent with gypsum bond pad 7 then, then on coherent mass 7, smear cementing agent, the corresponding opposite side composite plate of installing, then positive and negative silk holding screw 8 is installed in corresponding punching on the plate of relevant position, finishes in proper order by this method and builds by laying bricks or stones;

The specific embodiment:

Patent of the present invention proposes is that multi-functional windbreak fixes the sand the sand control new method, at first utilize the satellite photo image data, find out dust storm and concentrate the formation location, the human living location, near the location, water source, the beneficial zone on railway or highway even airport is newly repaiied in plan, established this orientation, planning and designing windbreak then, the main employing sandbag of the sand control formula windbreak (heap or mountain) that is used to keep out the wind is used for the prefabricated cement composite board body of wall of string wire stud structure that village, road, channel of approach etc. adopt the precast concrete column beam slabs to form;

Describing the present invention in detail below in conjunction with accompanying drawing proposes multi-functional windbreak and fixes the sand sand control new method process: embodiment 1 sandbag formula windbreak, as the sandbag formula windbreak position of determining among Fig. 1, with bulldozer or manually with the ground equating, body of wall below 9 meters can directly be built by laying bricks or stones with the sandbag order and be piled up, pour into a mould the ground of respective width more than 9 meters on the ground of equating, cast is slightly larger than the reinforced concrete plinth of the width of wall of sandbags around set wall, about highly general 300mm, sandbag 2 is piled up or built by laying bricks or stones to the wrong stubble of order on pedestal then, carry loose sand 3 while piling up toward the wall the inside, one deck reinforced concrete floor 4 is poured into a mould on sandbag top again above one deck is paved with general 3m height, the general 100-300mm of concrete bed thickness, width can be less than wall of sandbags; Arrange a certain amount of gutter 5 at the certain altitude of wall of sandbags and middle loose sand layer, the loose sand section of gutter is drilled with N φ 3mm aperture, and the pipe outer wall can wrap up one deck filter screen or corrosion-resistant filter cloth, and preventing that the torrential rain seepage is residual collapses; The centre at wall of sandbags (heap, mountain) top is built reservoir 6 by laying bricks or stones, and each side of bottom is installed the gutter 6-1 of some, can insert drip irrigation pipeline 8 respectively, carries out drip irrigation; The inboard of the outside, pond, top and sandbag is poured into a mould certain thickness calcium plaster and is formed crust layer 7; Plant all kinds of plants 9, can build by laying bricks or stones according to wind azimuth, but the shape strip is linear, also Keyuan Garden, ellipse, half garden arc all can, highly several meters to hundreds of meters, but the gradient should be controlled at about 60 degree, is advisable to be difficult for striding collapsing, about 1000 meters of general wall and wall spacings, intensive as sand dune, former sand dune, highly greatly can be less than 1000 meters, more sparse as the sand dune, distance can be suited measures to local conditions greater than 1000 meters, be advisable with convenient improvement greening management, the outermost sandbag of wall of sandbags marks with green color bag, and this packed sand system soil that fertilizer is arranged is convenient to plant growing.

The prefabricated cement composite board windbreak of embodiment 2 string wire structures, as 1 being bottom girder among Fig. 2, the 2nd, back timber, the 3rd, draw ring on the pre-buried steel of back timber, 3-1 are the drop-down rings of the pre-buried steel of bottom girder, the 4th, and the steel-casting turnbuckle, the 5th, φ 6-6.5 round steel system string wire, 6 and 6-1 be precast concrete sheet material, the 7th, gypsum or concrete prefabricated bond pad, the 8th, securing member; Relation between them is that bottom girder 1 is installed on the concrete pedestal of design wall displacement, concrete column is installed then, install back timber 2 successively, the top of bottom girder 1 pre-buried string wire draw ring 3-1, draw ring 3 on the pre-buried steel in back timber bottom, end with cold-drawn φ 6-6.5 round steel is fixed on the draw ring 3 of back timber bottom earlier, then the other end is fixed on the end garden ring of bottom turnbuckle 4, the bottom hook of turnbuckle links to each other with bottom girder draw ring 3-1, form string wire 5, then cementitious slurry is smeared in the bottom girder relevant position, earlier prefabricated cement composite board one side order is built by laying bricks or stones a side at string wire, it is sticking with string wire and composite plate point to smear cementing agent with gypsum bond pad 7 then, then on coherent mass 7, smear cementing agent, the corresponding opposite side composite plate of installing, then positive and negative silk holding screw 8 is installed in corresponding punching on the plate of relevant position, finishes in proper order by this method and builds by laying bricks or stones; General individual layer wall gets final product when sheerly keeping out the wind, and highly generally in 9 meters, as because railway, highway, engineerings such as water channel are answered design framework formula double wall, and intercolumniation is controlled in 15 meters, highly is no more than 9 meters.This windbreak can design facilities such as door opening, culvert, passageway bridge as required, flex point and privileged sites can design measures such as strengthening foundation columns and reinforce, employing is with husky sand control, engineering sand control, at first the large tracts of land sand dune is concentrated in the wall of sandbags that sandbag builds by laying bricks or stones, it is fixed, no longer mobile, this wall of sandbags can according to local wind direction and wind velocity build by laying bricks or stones into different-thickness, highly, the body of wall moulding of direction and shape, length is provided with as required.

Claims (3)

1. the purpose of this invention is to provide a kind of multi-functional windbreak and fix the sand the sand control new method, content comprises that 1 is concrete pedestal, the 2nd, and wall of sandbags, the 3rd, loose sand layer, the 4th, concrete collar tie beam, 5 gutters, 6 reservoirs, 6-1 are outlet pipes, the 7th, the gypsum crust layer, the 8th, drip tank arrangement, the 9th, vegetation; Relation between them is the relative position of concrete pedestal 1 according to the design windbreak, cast is slightly larger than the reinforced concrete plinth of the width of wall of sandbags around set wall, about highly general 300mm, sandbag 2 is piled up or built by laying bricks or stones to the wrong stubble of order on the pedestal, carry loose sand 3 while piling up toward the wall the inside, one deck steel concrete enhancement Layer 4 is poured into a mould on sandbag top again above one deck is paved with general 3-5m height, the general 100-300mm of concrete bed thickness, and width can be less than wall of sandbags; Arrange a certain amount of gutter 5 at the certain altitude of wall of sandbags and middle loose sand layer, the loose sand section of gutter is drilled with N φ 3mm aperture, and the pipe outer wall can wrap up one deck filter screen or corrosion-resistant filter cloth, and preventing that the torrential rain seepage is residual collapses; The centre at wall of sandbags (heap, mountain) top is built reservoir 6 by laying bricks or stones, and each side of bottom is installed the outlet pipe 6-1 of some, can insert drip irrigation pipeline 8 respectively; The inboard of the outside, pond, top and sandbag is poured into a mould certain thickness calcium plaster and is formed crust layer 7; Plant all kinds of plants 9.

2. sandbag formula windbreak according to claim 1, with the bag weaved or similar packed thing of weathered plastics, on-the-spot quartz sand the pack with artificial or mechanization sealed, artificial or machinery is piled up and is built by laying bricks or stones in the relevant position, and the sandbag masonry that builds up certain width, shape and height is called for short and fixes the sand windbreak--circle wall; Fill with loose sand the centre, the middle gutter of suitably laying some, be drilled with the 3mm aperture on the tube wall, the general 50mm pipe of aperture pitch outer wall can wrap up materials such as the bag weaved or close hole of plastics filter cloth, the obstruction in case the grains of sand bleed, the centre of pipe is higher than two ends when putting, form gradient, being convenient to superfluous water discharges, can establish the multilayer drain from bottom to top, position, bosom, top can be built reservoir by laying bricks or stones, and the periphery in pond is installed the outlet pipe valve of some, and the sand bed of top reservoir periphery adopts the gypsum plaster cast to form on the shell closure and pushes up.

3. another kind of windbreak according to claim 1 is to adopt precast concrete column, beam, plate, the windbreak that string wire stud structure is constructed is adopted in the relevant position at the scene, design the concrete foundation of prefabricated certain thickness and intensity, then with precast concrete beam, the post correspondence is installed in the relevant position, form main body frame, then at the top of underbeam, cleek is buried in the Henan, bottom of putting the beams in place, turnbuckle is installed in the bottom, connect up and down with the 5-6.5 cold drawn wire, form string wire stud structure, then prefabricated cement composite board is smeared at prefabricated groove with gypsum or cement slurry in the middle of the compound plate of the two sides, both sides of string wire, the body of wall that dull and stereotyped in this way available coherent mass positioning bonding is connected to form, with positive and negative corresponding connection of silk lead screw, with the body of wall that this method is built by laying bricks or stones, single body of wall span can reach 30m in the certain intervals of wall, height can reach 10m, and thickness 100-240mm is adjustable; Double wall two wall spacing 3-30 rice are adjustable, length is random or infinitely adjustable, highly tens of rice are to hundred meters, middle also can fill loose the shape grains of sand and the top of individual layer height with the central bottom loose sand above the fluid concrete enhancement Layer, this windbreak can design facilities such as door opening, culvert, passageway bridge as required, can design many group bodies of wall, and every group of twice wall formed, group wall and general 500 meters to 1000 meters of group wall spacing also can shorten or prolong according to reality.

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