CN101581077A - Series-connected type sand trapping net cage and sand storage dam constructed by same - Google Patents
Series-connected type sand trapping net cage and sand storage dam constructed by same Download PDFInfo
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- CN101581077A CN101581077A CNA2008101006029A CN200810100602A CN101581077A CN 101581077 A CN101581077 A CN 101581077A CN A2008101006029 A CNA2008101006029 A CN A2008101006029A CN 200810100602 A CN200810100602 A CN 200810100602A CN 101581077 A CN101581077 A CN 101581077A
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Abstract
The invention aims to provide a series-connected type sand trapping net cage and a sand storage dam constructed by the same, belonging to the technical field of engineering. Each series-connected type sand trapping net cage with an A-shaped section consists of a front bracket, a rear bracket and sand trapping nets stretched on the front bracket and the rear bracket, the series-connected type sand trapping net cage is formed by connecting all series-connected type sand trapping net cages in series one by one along a desert, the quicksand of the desert is intercepted and trapped by the series-connected type sand trapping net cage and gradually rises, and when the height of the sandpile is 20-30 cm far from the top end of the series-connected type sand trapping net cage, the series-connected type sand trapping net cage is pulled up, the first construction structure is repeated at the top of the sandpile; when the quicksand is piled to the height 20-30 cm far from the top end of the series-connected type sand trapping net cage again, the series-connected type sand trapping net cage is lifted up according to the mode and the structure again; a check dam which takes the series-connected type sand trapping net cage as the top is formed by repeating the mode and structure for three times, four times and several times so as to achieve the purpose that the quicksand of the desert is intercepted so as not to invade inlands.
Description
Technical field
The present invention relates to field of engineering technology, the check dam that is specially a kind of tandem sand trapping net cage and constructs.
Background technology
The desert drift sand is constantly pressed to grassland, the woods and the arable land heap of desert edge under wind-force promotes and is invaded, in some locations of the Yellow River river bend, after high moving dunes have been buried the woods of river bank, directly rush down Yellow River Channel, this section river sand content is increased severely, the riverbed is raised, prestige is helping the safety of two sides.The desert drift sand has also been climbed up the hillside of the Yinshan Mountains and Helan Mountain, and the trend on mountain range occurred crossing.Stop drift sand with construction sand-protecting barrier and some other engineering measure, though can play sand fixation in the part, in the face of vast desert moving dunes, it is powerless that measures such as sand-protecting barrier just seem.Therefore providing the cheap again and engineering measure efficiently of a kind of convenient and quick construction to tackle the desert drift sand, has been the needs of the times.
Summary of the invention
Wide 1 meter, on long 25 meters the wire gauze, spread two-layer shading rate and be 90% sunshade net, cover the common screen window net of one deck in the above again, constitute composite web.The wide state of composite web is erected at the desert shifting sand area as the flash North and South direction, under composite web, dig a dark ditch of 30 centimetres, the composite web base is imbedded in the ditch 30 centimetres, filling and leading up sand furrow makes composite web expose 70 centimetres of Shamian Islands, fixedly be erected on the desert with stake composite web, the composite web of getting above-mentioned same structure same size size places 70 centimeters to the west of the composite web of setting, this composite web 42 ° of angles that tilt eastwards, the composite web top margin of this net top margin and setting is contacted and connect fixing, the cylinder mould that just to constitute 25 meters cross sections of a segment length on the desert be the A font, when jumping from the west with the wind, the desert drift sand rolls in, run into the cylinder mould that tilts eastwards, part drift sand is arrested in the cylinder mould underfooting, part drift sand was because gravity bored the mesh of composite web from the inclined-plane, enter in the cylinder mould, a drift sand part that enters in the cylinder mould is deposited in the cylinder mould, a part spills cylinder mould from the composite web mesh of erectting, be deposited in the cylinder mould east side, desert wind is owing to be subjected to the cylinder mould inclined-plane to stop guiding, rush in the air by the cylinder mould inclined-plane, form a low pressure turbulent region in the cylinder mould east side, the desert is husky stably to be deposited owing to run out of steam.When the desert drift sand is stacked into apart from 20 centimetres to 30 centimetres of cylinder mould top margins, cylinder mould is raised 40 to 50 centimetres from sand drift, when the desert drift sand is accumulated to 20 to 30 centimetres of cylinder mould top margins once more, once more cylinder mould is raised 40 to 50 centimetres from sand drift, like this three times four times more times repeat to promote cylinder mould, the drift sand in this section desert just is intercepted at the thing both sides of cylinder mould, along with the lifting again and again of cylinder mould, the following 25 meters long sand drifts of cylinder mould also become the sand bar of raising gradually with the form that the cross section becomes nature to tumble the gradient.Like this, the desert drift sand is that cylinder mould is sent the material of constructing sand bar continuously here, makes sand bar build higher and higher with the form that tumbles naturally, and this is a slight discovery, and this discovery can be control of desert many new methods are provided.
The check dam that the present invention aims to provide a kind of serial-connected sand-trapping cylinder mould and constructs, purpose is by construction serial-connected sand-trapping cylinder mould, the desert drift sand caught to be deposited in be built into check dam below the serial-connected sand-trapping cylinder mould, stop the desert drift sand to river course, highway, railway and interior pile to press invade.
The present invention is, and to be 200710169780.2 denominations of invention to application number be " serial-connected sand-trapping net and the check dam of constructing thereof " the special project application for serial-connected sand-trapping cylinder mould and the check dam constructed thereof.
Sand trapping net cage of the present invention by bamboo pole, rod, plastic pipe, reinforcing bar cut out cut fore-stock, the after-poppet of making and stretch tight on fore-stock, after-poppet to constitute the cross section be A shape cylinder mould by the two-layer husky net of catching that is overlapped into to the silk screen of four layers of shading rate more than 85%, the fore-stock of cylinder mould riding backward becomes angle less than 45, the connection at fore-stock top is buckled and the connection at after-poppet top is buckled and is connected and fixed, fore-stock epimere and after-poppet epimere also are shaped on to connect and buckle, and by connecting button fore-stock and after-poppet are fixed into the combination of A shape by coupling bar; Be separated by 1 meter and put support A shape combination, 1 meter the support A shape of being separated by more than two constitutes the support of a cylinder mould, puts on the fore-stock of cylinder mould and after-poppet upper berth and catches husky net, just constitutes single sand trapping net cage.
Single sand trapping net cage contacted to be provided with along desert North and South direction (according to the landform adjustment) one by one constitute serially connected husky cylinder mould, two adjacent sand trapping net cage support A shape combinations are close to mutually, and fix with active connection button, be equipped with very heavy bob in the desert under the cylinder mould, it in the very heavy bob a upwardly extending very heavy bob rope, very heavy bob rope is buckled with the connection of slip-knot and fore-stock epimere and is connected and fixed, and like this, sand trapping net cage just can not shake in the moment storm.When jumping from desert surface under the wind-force effect, drift sand rolls in, when running into sand trapping net cage, part drift sand is blocked in the sand trapping net cage underfooting, part drift sand rises from the inclined-plane of sand trapping net cage with the wind, desert sand bleeds from the husky net mesh of catching of sand trapping net cage fore-stock inclined-plane the cylinder mould, wind is caught husky net and is stopped from the inclined-plane and pour in the air, forms a low pressure turbulent region in the east at sand trapping net cage, catches sieve spills the husky mesh sand is deposited in cylinder mould because of running out of steam the east from the cylinder mould after-poppet.Like this, the desert drift sand in the west side of sand trapping net cage, cylinder mould and the cylinder mould east side pile height gradually, constituting with the sand trapping net cage is the sand bar at top.
Illustration
Fig. 1 looks schematic diagram for sand trapping net cage fore-stock master of the present invention
Fig. 2 looks schematic diagram for sand trapping net cage after-poppet master of the present invention
Fig. 3 looks schematic diagram for the sand trapping net cage after-poppet of the present invention right side
Fig. 4 is sand trapping net cage front and back support A shape combination schematic diagram of the present invention
Fig. 5 looks schematic diagram for sand trapping net cage master of the present invention
Fig. 6 looks schematic diagram for the sand trapping net cage of the present invention right side
Fig. 7 is that sand trapping net cage of the present invention side by side is connected in the schematic diagram on the desert
Fig. 8 promotes the schematic diagram that constitutes check dam for serial-connected sand-trapping cylinder mould of the present invention in one step of sand bar previous step that the desert drift sand that is hunted down constitutes
In the diagrammatic sketch, 1 is fore-stock, and 2 is the inverted U-shaped top of fore-stock, 3 is after-poppet, and 4 is very heavy bob rope, and 5 for connecting button, 6 is preceding resisting force sheet, and 7 is the back resisting force sheet, and 8 is very heavy bob, 9 for catching husky net, and 10 is coupling bar, and 11 is single sand trapping net cage, 12 is desert sand, 13 rule mark signals for the sand trapping net cage in layer raised, and 14 in layer being caught the drift sand formation rule mark signal that husky cylinder mould catches, 15 are the desert surface before the construction, and 16 for being caught the check dam that drift sand that husky cylinder mould catches constitutes.
The specific embodiment
As shown in the figure, sand trapping net cage 11 is by fore-stock 1, after-poppet 3 and stretch tight constitute the cylinder mould that cross sectional shape is an A shape by the two-layer husky net 9 of catching that overlaps to the silk screen of four layers of shading rate more than 85% on fore-stock 1 and after-poppet 3.The angle of the fore-stock 1 of sand trapping net cage 11 below after-poppet 3 inclinations are at 45, sand trapping net cage is an inclined-plane to the desert direction, the fore-stock top makes inverted U-shaped 2, escape to stop drift sand, inverted U-shaped 2 lower ends are equipped with and connect button 5, be connected and fixed with the connection button 5 at after-poppet top, fore-stock epimere and after-poppet epimere also are equipped with to connect buckles 5, and being connected and fixed by coupling bar 10 constitutes the combination of cylinder mould support A shape.Be separated by more than two 1 meter support A shape combination constitutes the support of single cylinder mould, puts on the fore-stock 1 of cylinder mould and after-poppet 3 upper berths and catches husky net 9, just constitutes single sand trapping net cage 11.
Single sand trapping net cage 11 is invaded interior ground one line along the desert drift sand, polyphone is provided with tens meters, hundreds of rice, a few km, tens kilometers, hundreds of kilometer one by one, the support A shape combination of two adjacent sand trapping net cages is adjacent to mutually, and fixes the serial-connected sand-trapping cylinder mould that constitutes unbroken prolongation with active connection button.Being equipped with very heavy bob 8 in the desert under the cylinder mould, is to have upwardly extending very heavy bob rope 4, the connection of very heavy active knot of bob rope 4 usefulness and fore-stock epimere to buckle 5 to fix in the middle of the very heavy bob, and like this, sand trapping net cage just is not afraid of the storm invasion and attack.When jumping from desert surface under the wind-force effect, drift sand rolls in, when running into sand trapping net cage, part drift sand is arrested in the cylinder mould underfooting, part sand rises from the inclined-plane of sand trapping net cage with the wind, desert sand is when catching husky net 9 through the inclined-plane, because gravity bleeds in the cylinder mould by mesh, wind pours in the air from the inclined-plane of cylinder mould, form a low pressure regions of turbulent flow in the sand trapping net cage back, the sand that drains to the cylinder mould back from cylinder mould just deposits owing to running out of steam.Like this, the desert drift sand is just in the outside of sand trapping net cage, in the sand trapping net cage and the inboard of sand trapping net cage is piled height gradually, be stacked into when having only 20 centimetres to 30 centimetres at desert sand apart from the sand trapping net cage top, just untie the connection button in the support A shape combination of adjacent cylinder mould, untie the active knot of very heavy bob rope, and the very heavy bob rope 4 that extends, one by one sand trapping net cage 11 upwards is promoted to the sand drift top then, again the connection of very heavy active knot of bob rope 4 usefulness that has extended and cylinder mould fore-stock epimere being buckled 5 retightens, adjacent cylinder mould A-bracket is retightened the serial-connected sand-trapping wire mesh cage structures original state when recovering to construct for the first time with active connection button.Sand trapping net cage just restarts to catch interception desert drift sand.When the desert drift sand of the interception that is hunted down is stacked into when having only 20 centimetres to 30 centimetres apart from the sand trapping net cage top again, once more sand trapping net cage is one by one risen to the sand drift top from sand drift according to the mode of above-mentioned construction and structure, serial-connected sand-trapping wire mesh cage structures original state when recovering to construct for the first time once more, repeat to promote the tandem sand trapping net cage many times three times like this, four times, to raise what constitute that the cross section is that nature tumbles the gradient gradually be the check dam 16 on top with the sand trapping net cage to captive drift sand below the serial-connected sand-trapping cylinder mould.Along with constantly raising of sand bar, the effect of serial-connected sand-trapping cylinder mould check dam interception desert drift sand can be become better and better.
Sand trapping net cage of the present invention can be produced in enormous quantities with mechanization, and the serial-connected sand-trapping cylinder mould can be constructed on the desert on a large scale with mechanization.
Claims (4)
1, a kind of serial-connected sand-trapping cylinder mould, it is characterized in that: sand trapping net cage (11) is by fore-stock (1), after-poppet (3) and stretch tight on fore-stock and after-poppet to constitute cross sectional shape be the cylinder mould of A font by the two-layer husky net (9) of catching that is overlapped into to the silk screen of four layers of shading rate more than 85%.
2, serial-connected sand-trapping cylinder mould according to claim 1 is characterized in that: the angle of the fore-stock (1) of sand trapping net cage (11) below after-poppet (3) inclination is at 45, sand trapping net cage is an inclined-plane towards the desert direction.
3, according to claim 1 and 2 described serial-connected sand-trapping cylinder moulds, it is characterized in that: sand trapping net cage (11) is along ground one line in the invasion of desert drift sand, polyphone is provided with one by one, the support A shape combination of two adjacent sand trapping net cages, be close to mutually, and fix by active connection button, constitute the serial-connected sand-trapping cylinder mould of unbroken prolongation.
4, serial-connected sand-trapping cylinder mould according to claim 3 and the check dam of constructing thereof, it is characterized in that: have only 20 centimetres to 30 centimetres when the desert drift sand is stacked into apart from serial-connected sand-trapping cylinder mould top, sand trapping net cage (11) is one by one risen to the sand drift top from sand drift, serial-connected sand-trapping wire mesh cage structures original state when recovering to construct for the first time, when being stacked into once more apart from serial-connected sand-trapping cylinder mould top, the desert drift sand has only 20 centimetres to 30 centimetres, once more sand trapping net cage (11) one by one is promoted to the sand drift top from sand drift, the serial-connected sand-trapping wire mesh cage structures original state when recovering to construct for the first time once more; Repeat to promote the serial-connected sand-trapping cylinder mould many times three times like this, four times, captive drift sand is raised gradually below the serial-connected sand-trapping cylinder mould, and constitute the cross section and be nature and tumble gradient shape, be the check dam on top with the serial-connected sand-trapping cylinder mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101006029A CN101581077A (en) | 2008-05-13 | 2008-05-13 | Series-connected type sand trapping net cage and sand storage dam constructed by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101006029A CN101581077A (en) | 2008-05-13 | 2008-05-13 | Series-connected type sand trapping net cage and sand storage dam constructed by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101581077A true CN101581077A (en) | 2009-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101006029A Pending CN101581077A (en) | 2008-05-13 | 2008-05-13 | Series-connected type sand trapping net cage and sand storage dam constructed by same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845809A (en) * | 2010-01-23 | 2010-09-29 | 娄志平 | Saddle type splayed cylinder mould sand barrier and construction method for building sand-blocking dam |
| CN102162236A (en) * | 2010-02-13 | 2011-08-24 | 娄志平 | Herringbone splay meshed cage sand barrier and sand-blocking construction method thereof |
| WO2012024827A1 (en) * | 2010-08-23 | 2012-03-01 | Lou Zhiping | Windproof and sand-blocking dam with net cage sand barriers constructed by machine and constructing method thereof |
| CN102425125A (en) * | 2011-12-26 | 2012-04-25 | 华北水利水电学院 | Method for constructing steel-structure sand-blocking dam and steel-structure sand-blocking dam |
| CN107881931A (en) * | 2017-11-23 | 2018-04-06 | 北京林业大学 | A kind of railway, highway planar sand source sand damage control method |
| CN114606925A (en) * | 2022-03-08 | 2022-06-10 | 张晓钟 | Desert self-flowing sand control method |
-
2008
- 2008-05-13 CN CNA2008101006029A patent/CN101581077A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101845809A (en) * | 2010-01-23 | 2010-09-29 | 娄志平 | Saddle type splayed cylinder mould sand barrier and construction method for building sand-blocking dam |
| CN102162236A (en) * | 2010-02-13 | 2011-08-24 | 娄志平 | Herringbone splay meshed cage sand barrier and sand-blocking construction method thereof |
| WO2012024827A1 (en) * | 2010-08-23 | 2012-03-01 | Lou Zhiping | Windproof and sand-blocking dam with net cage sand barriers constructed by machine and constructing method thereof |
| CN102369326A (en) * | 2010-08-23 | 2012-03-07 | 娄志平 | Windproof and sand-blocking dam with net cage sand barriers constructed by machine and constructing method thereof |
| CN102425125A (en) * | 2011-12-26 | 2012-04-25 | 华北水利水电学院 | Method for constructing steel-structure sand-blocking dam and steel-structure sand-blocking dam |
| CN107881931A (en) * | 2017-11-23 | 2018-04-06 | 北京林业大学 | A kind of railway, highway planar sand source sand damage control method |
| CN114606925A (en) * | 2022-03-08 | 2022-06-10 | 张晓钟 | Desert self-flowing sand control method |
| CN114606925B (en) * | 2022-03-08 | 2023-11-28 | 张晓钟 | Desert self-flowing sand treatment method |
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Open date: 20091118 |