CN201649063U - Shallow-embedding alkali-removing and drainage device of concealed pipe in alkaline waterlogged lowland - Google Patents
Shallow-embedding alkali-removing and drainage device of concealed pipe in alkaline waterlogged lowland Download PDFInfo
- Publication number
- CN201649063U CN201649063U CN2010202020596U CN201020202059U CN201649063U CN 201649063 U CN201649063 U CN 201649063U CN 2010202020596 U CN2010202020596 U CN 2010202020596U CN 201020202059 U CN201020202059 U CN 201020202059U CN 201649063 U CN201649063 U CN 201649063U
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- Prior art keywords
- soakaway trench
- alkaline
- alkali
- pipes
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000003513 alkali Substances 0.000 claims description 20
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 16
- 239000011780 sodium chloride Substances 0.000 claims description 16
- 239000004576 sand Substances 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 238000009954 braiding Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 229920002994 synthetic fiber Polymers 0.000 claims description 4
- 241000233788 Arecaceae Species 0.000 claims description 3
- 239000004746 geotextile Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 description 34
- 238000010276 construction Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 5
- 238000003973 irrigation Methods 0.000 description 5
- 230000002262 irrigation Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000012407 engineering method Methods 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
- 235000011613 Pinus brutia Nutrition 0.000 description 3
- 241000018646 Pinus brutia Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000008635 plant growth Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002715 modification method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
A shallow-embedding alkali-removing and drainage device of a concealed pipe in the alkaline waterlogged lowland is provided. A plurality of PVC and PE corrugated pipes plastic filter pipes with micropores are taken as seepage pipes which are arranged in parallel at intervals in the drainage direction to form a slope, then the seepage pipes are imbedded into the ground, a collecting pipe or a braiding channel is arranged at the lower position of the seepage pipes. The diameter of the seepage pipes is in the range of 50 to 150 mm. the micropores of the pipe wall are uniformly distributed, the micropore areas accounts for not less than 2% of the total pipe wall area, the seepage pipes are imbedded into the ground at the depth of 400 to 1000 mm, a sand filtering layer is warped on the outer wall, the thickness of the sand filtering layer is 60 to 80 mm, the sloping ratio of the seepage pipes, namely the ratio of the height of the sloping to the horizontal length, is 0.03 to 0.11%, a water pump is connected with the collecting pipe or a braiding channel. The utility model has the advantages of simple structure, easy construction, convenient maintenance and obvious alkali-removing effect.
Description
One, technical field
The utility model relates to, and is specifically related to a kind of saline and alkaline waterlogged lowland hidden pipe shallow embedding row alkali dewatering installation.
Two, background technology
It is the main means of the saline and alkaline waterlogged lowland of improvement that alkali is pressed in draining.The saline and alkaline waterlogged lowland of tradition modification method normally adopts measures such as open drain row's alkali, big hydraulic pressure alkali to carry out, and these measures are big with the fresh water amount, easily accumulation of salt in the surface soil alkali.And existing hidden pipe row alkali adopts concrete prefabricated sand screen or plastic film capicitor to be laid on below 1 meter of soil mostly, because this kind sand screen length restriction, bury underground darker, be difficult to adjust gradient, form sedimentation easily, and lack effective connection between the hidden pipe, row's alkali wants seeking time long, weak effect, the maintenance cost height is difficult to apply to the improvement of waterlogged lowland.
Three, utility model content
The purpose of this utility model is exactly the defective that exists at prior art, provide a kind of simple in structure, be easy to construction, be convenient to safeguard, the saline and alkaline waterlogged lowland of row's alkali outstanding effect hidden pipe shallow embedding row alkali dewatering installation.
Its technical scheme is: multi-ribbon is had PVC, PE bellows or the plastic filter pipe of micropore parallel by drainage direction as soakaway trench, is spaced, and form gradient than after imbed undergroundly, introduce header or braiding channel at the low order end of soakaway trench.
Described soakaway trench diameter is between 50-120mm, the micropore of tube wall evenly distributes, the micropore area accounts for total tube wall area and is not less than 2%, the outer wall of soakaway trench is enclosed with the filter sand layer, between the thickness 60-80mm of filter sand layer, the gradient ratio of soakaway trench be the ratio of gradient height and horizontal length between 0.03-0.11%, header or braiding channel are connected with water pump.
The filter sand layer of described soakaway trench parcel is the one or more combination of filter sand material, geotextiles, artificial fiber or palmae bark, and between the spacing 5-20m between the soakaway trench, the soakaway trench buried depth is between 400-1000mm.
The utility model compared with prior art, after having engineering construction, saline and alkaline and fall row's underground water by the drip washing of pouring water, can in 3-6 month, just make soil alkaline content reduce to the suitable planting requirement, make waterlogged lowland soil reach planting conditions, if management on request can be eradicated the hollow harm to the soil of saline and alkaline waterlogging.
Invest moderate.Utilize this device to transform about 2000 yuan of one mu of investments in land in conjunction with engineering method, comprise 1000 yuan of hidden pipe and laying expenses, 1000 yuan of investments such as the row's of filling engineering are lower than the engineering input that the alkali method is arranged in traditional open drain.And once investment, long-term being benefited.The economic benefit that the plantation crops obtain behind this engineering method is implemented in saline and alkaline waterlogged lowland, and general 2-5 is promptly recoverable, plants economic crops, and is promptly recyclable within flowers, the nursery stock etc. 2 years.
Save the soil, save fresh water.Can save a large amount of row's ditches with respect to traditional this engineering method of the saline and alkaline waterlogged lowland of row's alkali method improvement, open drain and take up an area of, increase on year-on-year basis and plough more than 15%.Utilize hidden pipe control underground water to rise, remove soil accumulation of salt in the surface soil alkali condition, save the freshwater resources of big hydraulic pressure alkali, economize on water more than 50% than conventional method.
Mechanical work efficient height is easy to maintenance management.Use the ditching pipeline burying machine lay soakaway trench and header speed fast, unit day pipe laying more than 1500 meters, can transform soil 200-300 mu.The mechanical work degree of depth that hidden pipe is buried underground under laser guidance, than fall, the gradient can be accurately controlled, the management maintenance behind the engineering construction is more convenient, as long as strengthen the irrigation and drainage system with functions management, according to the plantation control measures of routine, soil quality can promote rapidly.
Four, description of drawings
Fig. 1 is the plan structure schematic diagram of a kind of exemplary embodiments of the utility model.
Five, the specific embodiment
As shown in Figure 1, a kind of saline and alkaline waterlogged lowland hidden pipe shallow embedding row alkali dewatering installation, multi-ribbon there be PVC, PE bellows or the plastic filter pipe of micropore parallel by drainage direction as soakaway trench 1, be spaced, and form gradient and than then imbed between the underground 400mm-1000mm, at the low order end introducing header (or braiding channel) 3 of soakaway trench 1.Described soakaway trench 1 diameter is between 50-120mm, the micropore of tube wall evenly distributes, the micropore area accounts for total tube wall area and is not less than 2%, the outer wall of soakaway trench 1 is enclosed with filter sand layer 2, between the thickness 60-80mm of filter sand layer 2, the gradient ratio of soakaway trench 1 be the ratio of gradient height and horizontal length between 0.03-0.11%, header (or braiding channel) is connected with pond 4 and water pump 5.
The filter sand layer 2 of described soakaway trench 1 parcel is the one or more combination of filter sand material, geotextiles, artificial fiber or palmae bark, between the spacing 5-20m between the soakaway trench.
Its concrete form of construction work comprises:
(1) measures design
This is the hidden pipe shallow embedding first step that paving mode administers the salt-soda soil engineering method fast of gathering, and this step mainly is to determine to intend elevation, physical features, the formation of land situation in improvement soil, soil texture, salt alkali content, causes the hollow reason of waterlogging etc.By measuring and survey data design irrigation and drainage system with functions layout the position of the caliber of pipe network trend, filter pipe and header, buried depth, spacing and observation well, collecting well etc.
(2) lay hidden pipe
Adopt machine for trenching and burying pipe at generating laser be fixed under the laser pickoff control on the pipeline burying machine and lay soakaway trench and header, soakaway trench is arranged under the soil between the 400mm-1000mm, sets on certain plane of certain gradient, the header buried depth is than the low 200mm-300mm of soakaway trench, and header also must be set certain gradient to the gutter or pumping plant; Trench digging, stringing in the construction, wrap up in sand and once finish; If adopt V-type ditching plow pipe laying, be filtering material then with handwoven cloth or artificial fiber, can realize that trench digging, stringing, pipe laying once finish.
(3) irrigation and drainage system with functions is supporting
The hidden pipe shallow embedding mode of gathering improves saline and alkaline waterlogged lowland must supportingly good irrigation and drainage system with functions, northern China weather evaporation capacity is greater than amount of precipitation, must carry out necessary irrigation to the salt-soda soil, saline and alkaline being dissolved in irrigation water or the rainwater and with water in the soil discharged, could effect a radical cure saline and alkaline; Drainage system be strengthened and be paid attention in the waterlogged lowland should, has only redundant moisture in the continuous discharge soil, and soil quality is improved, and makes it suitable plant growth.
(4) soil leveling and dark pine
The not salt-soda soil of farming and the out-of-flatness of soil, waterlogged lowland will improve and the suitable planting management just must leveling.Generally after hidden pipe was laid, if requirement of engineering is carried out before also can being placed on the laying hidden pipe, the leveling of waterlogged lowland should be finished in laying in leveling, soil carries out when suiting leveling by draining humidity.The salt-soda soil will realize that quick desalination just must carry out soil subsoiling, and to break the hardening layer in the soil, dark loose operation must be after the soil leveling.Soil uses dark loose vomerine tooth length to be generally 700mm, and pine soil depth is generally 300mm-650mm according to soil water permeability, and the dark pine of waterlogged lowland must treat that the moisture in the soil suits to carry out afterwards.
(5) maintenance and management of hidden pipe engineering
Behind the hidden pipe engineering construction, later stage operation and maintenance management are also very important.At first to soil the pour water drip washing or the draining precipitation of improvement, to reduce the salt alkali content in the soil, reduce the moisture in the waterlogged lowland soil, can finish in the general 3-6 of this process month, enter general daily management subsequently, at this moment manage and get final product by the plant growth requirement.
Underground hidden pipe operation was used after the several years, and the silt particle in the soil might enter in the pipe, causes silting, if the silting situation, available special hidden pipe cleaning machine cleans.
Claims (3)
1. the alkali dewatering installation is arranged in a saline and alkaline waterlogged lowland hidden pipe shallow embedding, it is characterized in that: multi-ribbon is had PVC, PE bellows or the plastic filter pipe of micropore parallel by drainage direction as soakaway trench, is spaced, and form gradient than after imbed undergroundly, introduce header or braiding channel at the low order end of soakaway trench.
2. saline and alkaline waterlogged lowland according to claim 1 hidden pipe shallow embedding row alkali dewatering installation, it is characterized in that: described soakaway trench diameter is between 50-120mm, the micropore of tube wall evenly distributes, the micropore area accounts for total tube wall area and is not less than 2%, the outer wall of soakaway trench is enclosed with the filter sand layer, between the thickness 60-80mm of filter sand layer, between the buried depth 400-1000mm of soakaway trench, gradient is than between 0.03-0.11%, and header or braiding channel are connected with water pump.
3. saline and alkaline waterlogged lowland according to claim 1 and 2 hidden pipe shallow embedding row alkali dewatering installation, it is characterized in that: the filter sand layer of described soakaway trench parcel is the one or more combination of filter sand material, geotextiles, artificial fiber or palmae bark, between the spacing 5-20m between the soakaway trench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202020596U CN201649063U (en) | 2010-05-14 | 2010-05-14 | Shallow-embedding alkali-removing and drainage device of concealed pipe in alkaline waterlogged lowland |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202020596U CN201649063U (en) | 2010-05-14 | 2010-05-14 | Shallow-embedding alkali-removing and drainage device of concealed pipe in alkaline waterlogged lowland |
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| Publication Number | Publication Date |
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| CN201649063U true CN201649063U (en) | 2010-11-24 |
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| CN2010202020596U Expired - Lifetime CN201649063U (en) | 2010-05-14 | 2010-05-14 | Shallow-embedding alkali-removing and drainage device of concealed pipe in alkaline waterlogged lowland |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102612883A (en) * | 2012-04-19 | 2012-08-01 | 福建省景观园林建筑发展有限公司 | Saline discharge and alkali reduction concealed conduit device for saline-alkali soil |
| CN102900059A (en) * | 2012-11-06 | 2013-01-30 | 河海大学 | Combined draining and saline controlling system for saline and alkaline land |
| CN102953367A (en) * | 2011-08-30 | 2013-03-06 | 中国民航机场建设集团公司 | Saline soil foundation treatment method |
| CN103548440A (en) * | 2013-11-19 | 2014-02-05 | 中国科学院新疆生态与地理研究所 | Capillary drainage type buried pipe drainage method under shallow buried condition |
| CN104145552A (en) * | 2014-08-25 | 2014-11-19 | 扬州大学 | Horizontal and vertical combined underdrainage device for improving interlayer soil of coastal mud flat reclamation area farmland and drainage method thereof |
| CN106211837A (en) * | 2016-07-30 | 2016-12-14 | 山东胜伟园林科技有限公司 | A kind of method using microspray irrigation to carry out hidden pipe salt discharge and the application in alkaline land improving thereof |
| CN106211839A (en) * | 2016-07-15 | 2016-12-14 | 佟保根 | A kind of water discharge method of alkaline land soil |
| CN106476331A (en) * | 2016-08-30 | 2017-03-08 | 山东胜伟园林科技有限公司 | Alkaline land improving closed drain and collector pipe bury layout |
| CN108093721A (en) * | 2017-12-29 | 2018-06-01 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of closed drainage filtrate arranging system and hidden pipe salt reduction take off stain method |
| CN109098168A (en) * | 2018-08-06 | 2018-12-28 | 中国二十冶集团有限公司 | Foundation drainage device and preparation method thereof, application method |
| CN114902827A (en) * | 2022-05-17 | 2022-08-16 | 中国农业大学 | Strip rotary ploughing, fertilizing and seeding compound working machine with sloped drainage ditches |
| CN115633555A (en) * | 2022-10-11 | 2023-01-24 | 青岛博雅生态环境工程有限公司 | Saline and alkaline land groundwater infiltration and salt and alkali discharging device |
| CN116241718A (en) * | 2023-03-13 | 2023-06-09 | 中国热带农业科学院热带作物品种资源研究所 | Improved utilization method and device for saline-alkali soil |
-
2010
- 2010-05-14 CN CN2010202020596U patent/CN201649063U/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102953367A (en) * | 2011-08-30 | 2013-03-06 | 中国民航机场建设集团公司 | Saline soil foundation treatment method |
| CN102612883A (en) * | 2012-04-19 | 2012-08-01 | 福建省景观园林建筑发展有限公司 | Saline discharge and alkali reduction concealed conduit device for saline-alkali soil |
| CN102612883B (en) * | 2012-04-19 | 2014-08-13 | 福建省景观园林建筑发展有限公司 | Saline discharge and alkali reduction concealed conduit device for saline-alkali soil |
| CN102900059A (en) * | 2012-11-06 | 2013-01-30 | 河海大学 | Combined draining and saline controlling system for saline and alkaline land |
| CN102900059B (en) * | 2012-11-06 | 2015-07-29 | 河海大学 | The compound drainage control salt system in a kind of salt-soda soil |
| CN103548440A (en) * | 2013-11-19 | 2014-02-05 | 中国科学院新疆生态与地理研究所 | Capillary drainage type buried pipe drainage method under shallow buried condition |
| CN103548440B (en) * | 2013-11-19 | 2015-09-23 | 中国科学院新疆生态与地理研究所 | Hair row formula pipe drainage method under a kind of shallow embedding condition |
| CN104145552A (en) * | 2014-08-25 | 2014-11-19 | 扬州大学 | Horizontal and vertical combined underdrainage device for improving interlayer soil of coastal mud flat reclamation area farmland and drainage method thereof |
| CN106211839B (en) * | 2016-07-15 | 2018-11-02 | 佟保根 | A kind of water discharge method of alkaline land soil |
| CN106211839A (en) * | 2016-07-15 | 2016-12-14 | 佟保根 | A kind of water discharge method of alkaline land soil |
| CN106211837A (en) * | 2016-07-30 | 2016-12-14 | 山东胜伟园林科技有限公司 | A kind of method using microspray irrigation to carry out hidden pipe salt discharge and the application in alkaline land improving thereof |
| CN106476331A (en) * | 2016-08-30 | 2017-03-08 | 山东胜伟园林科技有限公司 | Alkaline land improving closed drain and collector pipe bury layout |
| CN108093721A (en) * | 2017-12-29 | 2018-06-01 | 内蒙古蒙草生态环境（集团）股份有限公司 | A kind of closed drainage filtrate arranging system and hidden pipe salt reduction take off stain method |
| CN109098168A (en) * | 2018-08-06 | 2018-12-28 | 中国二十冶集团有限公司 | Foundation drainage device and preparation method thereof, application method |
| CN114902827A (en) * | 2022-05-17 | 2022-08-16 | 中国农业大学 | Strip rotary ploughing, fertilizing and seeding compound working machine with sloped drainage ditches |
| CN114902827B (en) * | 2022-05-17 | 2023-02-17 | 中国农业大学 | Strip rotary tillage, fertilization and seeding compound operation machine that can open slope drainage ditches |
| CN115633555A (en) * | 2022-10-11 | 2023-01-24 | 青岛博雅生态环境工程有限公司 | Saline and alkaline land groundwater infiltration and salt and alkali discharging device |
| CN116241718A (en) * | 2023-03-13 | 2023-06-09 | 中国热带农业科学院热带作物品种资源研究所 | Improved utilization method and device for saline-alkali soil |
| CN116241718B (en) * | 2023-03-13 | 2023-09-08 | 中国热带农业科学院热带作物品种资源研究所 | A method and device for improving and utilizing saline-alkali land |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |