CN102644287A - Movably-assembled concrete breast wall with filtering holes and seepage well construction method - Google Patents
Movably-assembled concrete breast wall with filtering holes and seepage well construction method Download PDFInfo
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- CN102644287A CN102644287A CN2012101402972A CN201210140297A CN102644287A CN 102644287 A CN102644287 A CN 102644287A CN 2012101402972 A CN2012101402972 A CN 2012101402972A CN 201210140297 A CN201210140297 A CN 201210140297A CN 102644287 A CN102644287 A CN 102644287A
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- retaining wall
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Abstract
The invention discloses a movably-assembled concrete breast wall with filtering holes and a seepage well construction method, which have a large water percolating capacity and a small sand setting amount. The movably-assembled concrete breast wall with filtering holes comprises a precast-concrete breast wall body with filtering holes, an adjoining surface of the breast wall body is provided with a tongue-and-groove fit structure, the filtering hole comprises a first grille and a second grille which are fixedly connected with the breast wall body and a filtering layer, the filtering layer is arranged between the first grille and the second grille, and the first grille and the second grille are both arranged in the breast wall body. The seepage well construction method is implemented through the steps of combining the movably-assembled concrete breast walls with filtering holes into a cylindrical casing wall; pressing the cylindrical casing wall under the ground layer by layer, and excavating soil in the cylindrical casing wall until the bottommost part of the cylindrical casing wall enters the underground aquifer; and the seepage well construction method is used for obtaining a large amount of construction water in deserts or regions lacking groundwater, and providing a reference for breast wall construction in hole-pile excavating operation in soft foundations and quicksand. The construction time of the breast wall is shortened, the breast wall can be reused, and the construction cost is lowered.
Description
Technical field
The present invention relates to the job practices of a kind of movable assembly concrete retaining wall and a kind of seepage well.
Background technology
The weather of Africa Namibia is a tropical desert monsoon climate, and be rainy season annual February September to next year, and other times are dry season; Geological conditions is husky, and below the common 20m of underground reservoir, the aquifer water yield is less simultaneously; In order to solve construction water problem, digging well to get water at the scene.Common well adopts mechanical hole building, and the aperture is 110～150mm, to the aquifer, adopts steel conduit to carry out retaining wall in drilling depth, and water oozes out at the bottom of the hole, adopts suction pump to extract water out then, is used as construction water through post precipitation.
The shortcoming of existing desert well is: the individual well water percolating capacity is little, and well-digging quantity is many; When drawing water, be prone to wash in a pan sky to the sand of hole wall, deposition sand amount is bigger, and it is higher to destroy the suction pump frequency; Cause direct economic loss bigger for this reason.Because construction water is deficient, causes machinery, personnel to stop work often.
Summary of the invention
In order to overcome the deficiency that existing steel conduit breast wall type desert well water percolating capacity is little, the sand setting amount is big, technical problem to be solved by this invention provides the movable assembly concrete retaining wall and the seepage well job practices of the band filter opening that a kind of water percolating capacity is big, the sand setting amount is little.
The technical solution adopted for the present invention to solve the technical problems is: the movable assembly concrete retaining wall of band filter opening; Comprise that material is the retaining wall body of C20 and above specification precast concrete; The mating face of retaining wall body is provided with the tongue and groove fit structure, and the retaining wall body is provided with the filtering holes that a plurality of intervals are provided with.
Said filtering holes comprise first grid, second grid that is connected with the retaining wall body-fixed and be arranged on first grid and second grid between filtering layer, first grid and second grid all are positioned at the retaining wall body interior.
Said first grid, second grid adopt lead wire net to make.
Said filtering layer adopts sponge to make.
The bottom of said retaining wall body is connected with wedge-shaped steel plate.
Diameter≤the 25mm of said filtering holes.
Adopt the seepage well job practices of the movable assembly concrete retaining wall of above-mentioned band filter opening; Be that movable assembly concrete retaining wall with described band filter opening is combined into the tubular leg; Be pressed into the tubular leg underground; Excavate the inner ground earth of tubular leg, on the tubular leg, connect another layer tubular leg, continue to be pressed into this one deck tubular leg underground through the tongue and groove fit structure; Excavate the inner ground earth of this one deck tubular leg, repeat said process and get into underground reservoir until the tubular leg of bottommost.
Make the tubular leg of bottommost with the movable assembly concrete retaining wall of band filter opening with wedge-shaped steel plate.
After the tubular leg of bottommost gets into underground reservoir, pressed downward one deck tubular leg again.
The height of said each layer tubular leg is 0.8～1m.
The invention has the beneficial effects as follows: water percolating capacity is big, the sand setting amount is little; Be used in the desert or more a large amount of construction waters is obtained in underground water shortcoming area; Also offer reference simultaneously for hole digging pile operation panelling construction in soft basis, the quicksand; The panelling construction time shortens, and retaining wall can reuse, and construction cost reduces.
Description of drawings
Fig. 1 is the sketch map of seepage well job practices of the present invention.
Fig. 2 is the front view of the movable assembly concrete retaining wall of band filter opening of the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is I-I sectional drawing of Fig. 2.
Fig. 5 is the vertical view of Fig. 2.
Fig. 6 is the front view of the movable assembly concrete retaining wall (when being connected with wedge-shaped steel plate) of band filter opening of the present invention.
Fig. 7 is a sketch map of making the bed die of the movable assembly concrete retaining wall of being with filter opening.
Fig. 8 is the A-A sectional drawing of Fig. 7.
Fig. 9 is the B-B sectional drawing of Fig. 7.
Figure 10 is the sketch map of the demoulding.
Be labeled as 1-retaining wall body, 2-filtering holes, 3-tongue and groove fit structure, 4-wedge-shaped steel plate among the figure; The 5-suspension ring, 6-bed die, 7-backform, 8-hole nail, 9-lead wire net and sponge; 10-tubular leg, 11-first grid, 12-second grid, 13-filtering layer; The 20-underground reservoir, 21-ground, the cloudy tongue-and-groove of 31-, 32-sun tenon.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Like Fig. 1, Fig. 2, Fig. 3, shown in Figure 4; The movable assembly concrete retaining wall of band filter opening of the present invention comprises that material is the retaining wall body 1 of C20 and above specification precast concrete; Retaining wall body 1 is provided with the filtering holes 2 that a plurality of intervals are provided with, and the mating face of retaining wall body 1 is provided with tongue and groove fit structure 3.Usually select the writing board shape that is shaped as of retaining wall body 1, so that prefabricated and assembling.It is the cylindrical shape of bus that the shape of retaining wall body 1 also can adopt with tenon or the parallel straight line of groove with tongue and groove fit structure 3, can be the arc surface shape usually.A retaining wall body 1 possibly engage by the retaining wall adjacent with polylith according to its residing position on whole retaining wall, mutually a plurality of mating faces should be arranged, and the mating face possibly be upper and lower bottom surface, broad side surface or narrow side.The thickness of retaining wall is then confirmed according to Force Calculation, is generally more than the 60mm.So; Assembling is accomplished according to predefined tongue and groove fit structure 3 in polylith concrete seepage well retaining wall is prefabricated earlier, back; Just can form and satisfy the filtering holes 2 that a plurality of intervals of having of construction needs are provided with; Thereby the concrete guard wall that possesses filtering function uses as hole digging pile operation retaining wall in desert seepage well retaining wall or soft basis, the quicksand.
Like Fig. 2 and shown in Figure 4; Said filtering holes 2 comprise first grid 11, second grid 12 that is fixedly connected with retaining wall body 1 and be arranged on first grid 11 and second grid 12 between filtering layer 13; First grid 11 and second grid 12 all are positioned at retaining wall body 1 inside; Be used to protect and limit the position of filtering layer 13,13 of filtering layers allow the filtration of water but intercept other like the passing through of materials such as sandy soil, thereby make water to infiltrate into opposite side from a side of retaining wall.
Like Fig. 2 and shown in Figure 4, said first grid 11, second grid 12 can adopt lead wire net to make, and also can adopt other to have the grid-shaped material of certain compressive strength.
Like Fig. 2 and shown in Figure 4, said filtering layer 13 adopts sponge to make, and cost is lower, is prone to processing, can guarantees common strainability, meets the needs of general geotechnique's construction.In addition, the thickness of filtering layer 13 is generally about 10mm.
As shown in Figure 6; If in order to form undermost retaining wall, the bottom of preferred said retaining wall body 1 is connected with wedge-shaped steel plate 4, make that retaining wall is wedged when underground construction is more laborsaving; Should be provided with tongue and groove fit structure 3 this moment at its top; The retaining wall in intermediate layer make things convenient for the retaining wall on upper strata to be attached thereto, if obviously all should be provided with tongue and groove fit structure 3 in its bottom and top.
The diameter of filtering holes 2 is unsuitable excessive; In order to avoid too much loose sand is arranged in the panelling construction process or looses soil entering hole; Shown in seeing figures.1.and.2; Diameter≤the 25mm of preferred said filtering holes 2, the diameter of filtering holes 2 is also unsuitable too small certainly, when having identical filter area, can increase the retaining wall difficulty of processing.
Like Fig. 1～shown in Figure 6; Seepage well job practices of the present invention is that the movable assembly concrete retaining wall with aforesaid band filter opening is combined into tubular leg 10, is pressed into tubular leg 10 underground; Excavate the ground earth of tubular leg 10 inside; To reduce the construction resistance that tubular leg 10 is depressed in the subsequent process, on tubular leg 10, connect another layer tubular leg 10 through tongue and groove fit structure 3, continue to be pressed into this one deck tubular leg 10 underground; Excavate the ground earth of these one deck tubular leg 10 inside, repeat said process and get into underground reservoirs 20 until the tubular leg 10 of bottommost.Method of the present invention is mainly used in the seepage well construction of desert area when fetching water on the spot; Also can be used for the construction of weak soil zone; Excavators capable of using etc. are as tubular leg 10 is pressed into underground instrument; Can be on tubular leg 10 set up interim force transmission rack with sleeper etc. and depress, 10 inner ground earth such as the then available manual works such as sand, weak soil of tubular leg are excavated.Because the sand setting amount is little after having filtering holes 2, water to infiltrate through in the well, not fragile pump when drawing water.Along with the migration of job location, tubular leg 10 is reusable, has reduced the construction water cost.
As previously mentioned, laborsaving in order to construct, preferably make the tubular leg 10 of bottommost with the movable assembly concrete retaining wall of band filter opening with wedge-shaped steel plate 4.
As previously mentioned, for increasing water percolating capacity and improving water level in the well, after the tubular leg 10 of bottommost got into underground reservoir 20, pressed downward one deck tubular leg 10 again.
Be convenient prefabricated and assembly unit, the height of said each layer tubular leg 10 is 0.8～1m.
Embodiment:
Like Fig. 1～shown in Figure 6, the movable assembly concrete retaining wall 1 of band filter opening adopts C20 steel concrete, is prefabricated into rectangular block shape with template; And have suspension ring 5, so that lifting and carrying are shifted, thickness is 7cm; Highly be 1m; Each piece retaining wall is provided with the circular hole that a plurality of diameters are 20mm, two lead wire nets is set at interval as first grid 11 and second grid 12 at the middle part of circular hole, and it is simultaneously also as concrete skeleton; Between two lead wire nets, be provided with the thick sponge of 10mm as filtering layer 13, thereby form filtering holes 2.The first floor retaining wall is provided with 5mm in prefabricated component bottom wedge-shaped steel plate down reduces the resistance of retaining wall during as installation activity retaining wall; Cloudy tongue-and-groove 31 is set at the top, the interlude retaining wall at the top, the bottom is provided with cloudy tongue-and-groove 31, positive tenon 32 respectively, also is provided with cloudy tongue-and-groove 31 or positive tenon 32 according to the joint needs in the side.When vertically retaining wall being installed, retaining wall is installed from top to bottom, when laterally installing, inserts installation from top to bottom in the cloudy tongue-and-groove of front retaining wall to the retaining wall of side.Before excavation, retaining wall is installed earlier, wooden stressed of retaining wall end face making, adopt the digging machine pressed downward, compress into retaining wall to 0.8m, hand excavation's seepage well, draw out the sand of the 0.8m degree of depth after, retaining wall is installed again, digging machine is pressed, again excavation, construction successively.After getting into underground reservoir 20, pressed downward one deck retaining wall again.Enter in the seepage well after the outer water of retaining wall filters through filter opening 2 and compile, concentrate the water of extracting out in the seepage well again.
Like Fig. 7, Fig. 8, Fig. 9 and shown in Figure 10; The movable assembly concrete retaining wall 1 used template of making the band filter opening is divided into bed die 6 and adopts the snap close battle pin to be connected to interfix with backform 7, bed die 6 with backform 7; Filtering holes 2 employing length on the template are that the round bar of the Φ 20mm of 30mm is welded on formation hole nail 8 on bed die 6 and the backform 7 respectively; Place lead wire net and sponge 9 on the hole nail 8 of bed die 6, bed die 6 answers contraposition consistent with the hole nail 8 on the backform 7, forbids to shift to install.Remaining modelling is that those of ordinary skills can make according to prior art, repeats no more.Backform 7 on the concrete initial set protecgulum on the bed die 6 is in the concrete initial set back demoulding admittedly.
Claims (10)
1. be with the movable assembly concrete retaining wall of filter opening; It is characterized in that: comprise that material is the retaining wall body (1) of C20 and above specification precast concrete; The mating face of retaining wall body (1) is provided with tongue and groove fit structure (3), and retaining wall body (1) is provided with the filtering holes (2) that a plurality of intervals are provided with.
2. the movable assembly concrete retaining wall of band filter opening as claimed in claim 1; It is characterized in that: said filtering holes (2) comprise first grid (11), second grid (12) that is fixedly connected with retaining wall body (1) and be arranged on first grid (11) and second grid (12) between filtering layer (13), first grid (11) and second grid (12) all are positioned at retaining wall body (1) inside.
3. the movable assembly concrete retaining wall of band filter opening as claimed in claim 2 is characterized in that: said first grid (11), second grid (12) adopt lead wire net to make.
4. the movable assembly concrete retaining wall of band filter opening as claimed in claim 2 is characterized in that: said filtering layer (13) adopts sponge to make.
5. like the movable assembly concrete retaining wall of claim 1,2,3 or 4 described band filter openings, it is characterized in that: the bottom of said retaining wall body (1) is connected with wedge-shaped steel plate (4).
6. like the movable assembly concrete retaining wall of claim 1,2,3 or 4 described band filter openings, it is characterized in that: the diameter≤25mm of said filtering holes (2).
7. adopt the seepage well job practices of the movable assembly concrete retaining wall of claim 1,2,3,4 or 5 described band filter openings, it is characterized in that:
Movable assembly concrete retaining wall with described band filter opening is combined into tubular leg (10);
Be pressed into tubular leg (10) underground; Excavate the inner ground earth of tubular leg (10); Go up through the another layer of tongue and groove fit structure (3) connection tubular leg (10) at tubular leg (10); Continuation is pressed into this one deck tubular leg (10) underground, excavates the inner ground earth of this one deck tubular leg (10), repeats said process and gets into underground reservoir (20) until the tubular leg (10) of bottommost.
8. seepage well job practices as claimed in claim 7 is characterized in that: the tubular leg (10) of making bottommost with the movable assembly concrete retaining wall of band filter opening with wedge-shaped steel plate (4).
9. seepage well job practices as claimed in claim 7 is characterized in that: after the tubular leg (10) of bottommost gets into underground reservoir (20), and pressed downward one deck tubular leg (10) again.
10. seepage well job practices as claimed in claim 7 is characterized in that: the height of said each layer tubular leg (10) is 0.8～1m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101402972A CN102644287A (en) | 2012-05-08 | 2012-05-08 | Movably-assembled concrete breast wall with filtering holes and seepage well construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012101402972A CN102644287A (en) | 2012-05-08 | 2012-05-08 | Movably-assembled concrete breast wall with filtering holes and seepage well construction method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254895A (en) * | 2015-10-15 | 2016-01-20 | 吴长江 | Methyl vinyl silicone rubber production system |
| CN105273193A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Silicone rubber production equipment |
| CN105273194A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Equipment for producing methyl vinyl silicone rubber |
| CN105273191A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Continuous production structure of low-volatility raw rubber |
| CN105273195A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Raw rubber production device |
| CN107675704A (en) * | 2017-11-16 | 2018-02-09 | 贵州建工集团有限公司 | A kind of artificial digging pile assembled retaining wall and its construction technology |
| CN107989044A (en) * | 2017-11-27 | 2018-05-04 | 云南建投第十建设有限公司 | The selection of special geology Percussion Piles dado structure material and control method |
| CN110438988A (en) * | 2019-08-14 | 2019-11-12 | 中铁二院工程集团有限责任公司 | A kind of prefabricated bulkhead and pore digging method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2139989Y (en) * | 1992-11-25 | 1993-08-11 | 于春林 | Sand filter for oil, gas, water well |
| RU2256780C2 (en) * | 2000-10-02 | 2005-07-20 | Общество с ограниченной ответственностью "Спецтехногаз" | Well filter |
| CN101046094A (en) * | 2006-03-27 | 2007-10-03 | 上海市第四建筑有限公司 | Construction process of poured pile with steel pipe as wall protecting casing |
| CN201187068Y (en) * | 2008-05-07 | 2009-01-28 | 田凤祥 | High pressure cement casing tube |
| CN201817854U (en) * | 2010-08-11 | 2011-05-04 | 中国水利水电科学研究院 | High-water-yield water well in thin aquifer |
| CN201972188U (en) * | 2010-12-31 | 2011-09-14 | 安徽省水利水电勘测设计院 | Filtering device of filter wall pipe |
| CN202577319U (en) * | 2012-05-08 | 2012-12-05 | 中国十九冶集团有限公司 | Movable assembly-type concrete protective wall with filter holes |
-
2012
- 2012-05-08 CN CN2012101402972A patent/CN102644287A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2139989Y (en) * | 1992-11-25 | 1993-08-11 | 于春林 | Sand filter for oil, gas, water well |
| RU2256780C2 (en) * | 2000-10-02 | 2005-07-20 | Общество с ограниченной ответственностью "Спецтехногаз" | Well filter |
| CN101046094A (en) * | 2006-03-27 | 2007-10-03 | 上海市第四建筑有限公司 | Construction process of poured pile with steel pipe as wall protecting casing |
| CN201187068Y (en) * | 2008-05-07 | 2009-01-28 | 田凤祥 | High pressure cement casing tube |
| CN201817854U (en) * | 2010-08-11 | 2011-05-04 | 中国水利水电科学研究院 | High-water-yield water well in thin aquifer |
| CN201972188U (en) * | 2010-12-31 | 2011-09-14 | 安徽省水利水电勘测设计院 | Filtering device of filter wall pipe |
| CN202577319U (en) * | 2012-05-08 | 2012-12-05 | 中国十九冶集团有限公司 | Movable assembly-type concrete protective wall with filter holes |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105254895A (en) * | 2015-10-15 | 2016-01-20 | 吴长江 | Methyl vinyl silicone rubber production system |
| CN105273193A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Silicone rubber production equipment |
| CN105273194A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Equipment for producing methyl vinyl silicone rubber |
| CN105273191A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Continuous production structure of low-volatility raw rubber |
| CN105273195A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Raw rubber production device |
| CN107675704A (en) * | 2017-11-16 | 2018-02-09 | 贵州建工集团有限公司 | A kind of artificial digging pile assembled retaining wall and its construction technology |
| CN107989044A (en) * | 2017-11-27 | 2018-05-04 | 云南建投第十建设有限公司 | The selection of special geology Percussion Piles dado structure material and control method |
| CN110438988A (en) * | 2019-08-14 | 2019-11-12 | 中铁二院工程集团有限责任公司 | A kind of prefabricated bulkhead and pore digging method |
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Application publication date: 20120822 |