CN201383973Y - Drought and flood control plastic mulching film - Google Patents
Drought and flood control plastic mulching film Download PDFInfo
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- CN201383973Y CN201383973Y CN200920069792U CN200920069792U CN201383973Y CN 201383973 Y CN201383973 Y CN 201383973Y CN 200920069792 U CN200920069792 U CN 200920069792U CN 200920069792 U CN200920069792 U CN 200920069792U CN 201383973 Y CN201383973 Y CN 201383973Y
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Abstract
The utility model relates to a drought and flood control plastic mulching film in the field of agricultural technology. An edge at one end of the drought and flood control plastic mulching film is folded and vertically forms a plurality of sealing seams arranged at intervals with a folded bottom edge; the length of each sealing seam is smaller than the folding length thereof; a folded part exceeding the sealing seam forms a folded edge; a water storage bag is formed by each two sealing seams, the folded bottom edge and the folded edge; seepage holes are formed at the bottom part of the water storage bag; and the distance between the adjacent seepage holes is equal to the row spacing of crops. The utility model can ease the drought to a large extent and basically solve the problem of serious soil and water loss in northwest droughty hilly areas if being widely applied by adopting the novel rainwater efficient-utilization technology mode.
Description
Technical field
The utility model relates to a kind of film of agricultural technology field, specifically, what relate to is a kind of drought resisting flood control plastic film.
Background technology
In NORTHWEST CHINA arid, semiarid desert, massif area, rainfall resource is the water resource that can directly be utilized by plant.Therefore, the utilization of rainwater resource is the most important approach that solves or alleviate arid situation.
The rainwater collection storage utilization technology of rising in recent years generally is divided into collection, stores and utilizes three aspects.Collect and mainly comprise the material construction of employing afflux and utilize various artificial or natural afflux faces to collect rainwater, storing containers such as mainly referring to build various ponds, water cellar and carry out antiseepage and purified treatment, mainly is to say that with water pump the rainwater of storage is drawn into needed place and utilize storage water.Its advantage is fully to collect the rainwater that drops to ground, but massif area physical features is higher, water transport be needed a large amount of manpower and materials to eminence, required cost is too high, and resulting rainwater has in fact become flood, uses and the water kiln will be filled and led up in several years, so this method is not used widely.The plastic mulching method also is that a kind of effective rainwater harvests technology, it is that mulch film directly is covered in the field as collection surface, and around the crops rhizosphere, but it does not store the function of rainwater with the rain water-harvesting in field, can not play the effect of flood diversion, also not have the effect of alleviating damage caused by a drought.
Through existing technical literature retrieval is found, Chinese patent open (bulletin) number: CN2322382, patent name are " water storage belt infiltrating irrigation plastic film ", are to utilize the plastic film water storage equally, but its technology is still simple to operation not as the utility model, and moisture storage capacity is less relatively.Chinese patent open (bulletin) number: CN2351946, patent name is " many with irrigating mulch film ", adds the semicircle plumber complexity more of planting on plastic film, cost is too high, is not easy to promote.
The utility model content
The utility model provides a kind of drought resisting flood control plastic film at the deficiencies in the prior art, can alleviate damage caused by a drought to a great extent, and cost is low, if be extensive use of, and fundamentally solves the problem of the regional severe water and soil erosion of northwest drought massif.
The utility model is achieved through the following technical solutions, an end margin of the present utility model is folding, and a plurality of seams that seal are arranged with folding base perpendicular separation, the length of sealing seam is less than folded length, form folding than sealing the folded part that has more of seam along the limit, per two are sealed seam and folding base, folding form one along the limit and hide water bag, and the bottom of hiding water bag is provided with the infiltration hole, and the distance between the infiltration hole equals the line-spacing of crops.
Described Tibetan water bag, it is long to be 45cm-85cm, spacing distance can determine that wide is 26cm according to concrete crop.
Described infiltration hole is arranged on each and hides the water bag bottom center, and diameter is 1mm-2mm.
In massif area, northwest, institute's crop culture generally has the line-spacing of 50-150cm.The simple cost of the utility model manufacturing is low, easy to use, save water and energy, and is applicable to that the infiltration of multiple farmland irrigates.On horizontal direction on the hillside, open the ditch of dark 20cm, apart from trench digging, the utility model is laid on the ridge on hillside every crop row.Because summer, sunlight was exposed to the sun, fold and will roll along the limit, will guarantee that like this oral area of hiding water bag opens wide, the rainwater that upstream face is collected is all entered.Because the natural favorable terrain in massif desert, rainwater almost all is collected under action of gravity in the mulch film bag, and collected moisture is gone into around the crops rhizosphere on aperture next door by infiltrating irrigation slowly.
After the utility model laid in the farmland and puts in place, the infiltration hole was corresponding one by one with crops, and after rainy day, water will penetrate near the crop root, and effect is obvious.The utility model can make soil not be subjected to rainwash and run off, and a large amount of rainwater are stored, and infiltrating irrigation makes moisture be fully used in crop.
It is 2-3 month that northwest drought massif area crop needs the water key period, but this moment, precipitation was less, the mulch film bag not only all concentrates on all rainwater in the field around the crop rhizosphere, and its memory function makes rainwater slowly ooze in soil, rather than under the disposable inflow place, moisture is farthest utilized, play an important role for alleviating damage caused by a drought.The rainfall in 7-9 month accounts for more than 70% of the whole year, and how to occur with the heavy rain form.The utility model adopts the mulch film bag can make the soil in loess plateau not be subjected to rainwash and runs off, and conserves water and soil.And a large amount of rainwater are stored, play the effect of flood control flood diversion.The water infiltrating irrigation that stores makes moisture be fully used in crop.Simultaneously it can moistening crop root zone soil, reduces the soil water evaporation loss, obtains the highest water use efficiency and water production efficiency.Simultaneously it can moistening crop root zone soil, reduces the soil water evaporation loss, obtains the highest water use efficiency and water production efficiency.
In addition, because physics inhibition of the present utility model, the heat exchange of soil and air and water evaporates are intercepted, moisture in the soil just condenses in the inwall of plastic film, the long wave radiation of plastic film will reduce like this, and shortwave radiation is unaffected substantially, and more heat causes that greenhouse effect strengthen greatly between soil surface and the plastic film.
Description of drawings
Fig. 1 is the utility model structural representation
Wherein: 1 is the infiltration hole, and 2 is plastic film, and 3 for sealing seam, and 4 for folding along the limit, and 5 for hiding water bag, and 6 are folding base.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is elaborated: present embodiment is being to implement under the prerequisite with technical solutions of the utility model; provided detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
As shown in Figure 1, plastic film 2 one end margins of present embodiment are folding, and be provided with a plurality of seams 3 that seal with folding base 6 perpendicular separations, the length of sealing seam 3 is less than folded length, grow and seal seam 3 folded part and form folding along the limit 4, per two are sealed seam 3 and folding base 6, folding 4 form one and hide water bag 5 along the limit, and the bottom of hiding water bag 5 is provided with infiltration hole 1, and the distance between the infiltration hole 1 equals the line-spacing of crops.
Described infiltration hole 1 is arranged on each and hides water bag 5 bottom center, and diameter is 1mm-2mm.
Described Tibetan water bag 5, it is long to be 45cm-85cm, spacing distance can determine that wide is 26cm according to concrete crop.
Massif area in the NORTHWEST CHINA loess plateau, crop row is apart from less, be generally 60cm, get L=60cm, L is meant the width of required plastic film 1, make wide for being the plastic film 1 of 86cm, folding at plastic film 1 one end margin 26cm places then, seal to distance burst 25cm place every 45cm perpendicular to folding base 6 with sealing machine, seam 3 is sealed in formation, the 1cm that has more forms folding along the limit 4, and per two are sealed seam 3 and folding base 6, foldingly 4 form one and hide water bag 5 along the limit, hides water bag 5 bottom center at each and bores and open the aperture that diameter is 1mm.Finish the making of mulch film bag.
The mulch film bag of wide 60cm is laid between the crop row, (top edge is meant and does not hide beyond the water bag 5 in the two edges up and down of mulch film bag then, lower limb is exactly the folding base 6 at infiltration place, hole) locate all to bury with loess, also the infiltration hole 1 of mulch film bag bottom should be embedded in the soil, more help infiltration.In the sand that buries infiltration hole 1, plant just can make full use of rainfall resource with plant planting.
It is 2-3 month that northwest drought massif area crop needs the water key period, but this moment, precipitation was less, the utility model mulch film bag not only all concentrates on all rainwater in the field around the crop rhizosphere, and its memory function makes rainwater slowly ooze in soil, rather than under the disposable inflow place, moisture is farthest utilized, play an important role for alleviating damage caused by a drought.In addition, because the physics inhibition of mulch film bag, the heat exchange of soil and air and water evaporates are intercepted, moisture in the soil just condenses in the inwall of plastic film, the long wave radiation of plastic film will reduce like this, and shortwave radiation is unaffected substantially, and more heat causes that greenhouse effect strengthen greatly between soil surface and the plastic film.Under the situation of overlay film, the saturation vapour layer will influence heat conducting mode and speed to the hysteresis of variations in temperature between the film and the face of land, and this promotes that to increasing soil accumulated temperature crops have positive effect.
In desert area, because lack of water, drought-enduring grass seeds line-spacing should be provided with moderate, get L=110cm, L is meant the width of required plastic film 1, make wide for being the plastic film 1 of 136cm, folding at plastic film 1 one end margin 26cm places then, seal to distance burst 25cm place every 45cm perpendicular to folding base 6 with sealing machine, seam 3 is sealed in formation, the 1cm that has more forms folding along the limit 4, and per two are sealed seam 3 and folding base 6, foldingly 4 form one and hide water bag 5 along the limit, hides water bag 5 bottom center at each and bores and open the aperture that diameter is 2mm.Finish the making of mulch film bag.
In the desert, on the horizontal direction of 110cm, dig the ditch of dark 20cm, the mulch film bag of wide 110cm is laid between the ditch, all bury at the place, two edges up and down of mulch film bag then, also the infiltration hole of sack bottom should be embedded in the sand, more help infiltration with sand.Cold-resistant grass seeds is planted in the sand that buries the infiltration hole, and plant just can make full use of rainfall resource.
The utility model utilizes the natural favorable terrain in massif desert, and rainwater almost all is collected under action of gravity in the mulch film bag, collected moisture by the infiltration hole slowly infiltrating irrigation go into the next door the crops rhizosphere around.Make full use of water resource, increased the survival rate of plant in the desert, and because the effect of blocking of mulch film bag, made the desert no longer be subjected to wind and move, effectively prevented sandstorm.For sand control great positive role is arranged.
In desert area, because lack of water, drought-enduring seeds line-spacing should be provided with bigger, get L=210cm, L is meant the width of required plastic film 1, make wide for being the plastic film 1 of 236cm, folding at plastic film 1 one end margin 26cm places then, seal to distance burst 25cm place every 45cm perpendicular to folding base 6 with sealing machine, seam 3 is sealed in formation, the 1cm that has more forms folding along the limit 4, and per two are sealed seam 3 and folding base 6, foldingly 4 form one and hide water bag 5 along the limit, hides water bag 5 bottom center at each and bores and open the aperture that diameter is 2mm.Finish the making of mulch film bag.
In the desert, on the horizontal direction of 210cm, dig the ditch of dark 20cm, the mulch film bag of wide 110cm is laid between the ditch, all bury at the place, two edges up and down of mulch film bag then, also the infiltration hole of sack bottom should be embedded in the sand, more help infiltration with sand.In the sand that buries the infiltration hole, plant just can make full use of rainfall resource with plant planting.
The same example of present embodiment is described, fully collects and preserved rainwater resource, has increased the probability that survives of the trees of resisting cold in the desert, and can prevent that sand is blown up, having stoped the generation of sandstorm from the source, and prevented the expansion in desert, is the new method of defending and controlling sand.The utility model is particularly useful in loess plateau or the desert, because the soil on desert and yellow croaker plateau all presents the sand type.
Claims (3)
1, a kind of drought resisting flood control plastic film, it is characterized in that, one end margin of described plastic film is folding, and a plurality of seams that seal are arranged with folding base perpendicular separation, the length of sealing seam is less than folded length, forms foldingly along the limit than sealing folded part that seam has more, and per two are sealed seam and folding base, foldingly form one along the limit and hide water bag, the bottom of hiding water bag is provided with the infiltration hole, and the distance between the infiltration hole equals the line-spacing of crops.
2, drought resisting flood control plastic film according to claim 1 is characterized in that, described Tibetan water bag, and it is long to be 45cm-85cm, wide is 26cm.
3, drought resisting flood control plastic film according to claim 1 is characterized in that described infiltration hole is arranged on each and hides the water bag bottom center, and diameter is 1mm-2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920069792U CN201383973Y (en) | 2009-04-02 | 2009-04-02 | Drought and flood control plastic mulching film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920069792U CN201383973Y (en) | 2009-04-02 | 2009-04-02 | Drought and flood control plastic mulching film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201383973Y true CN201383973Y (en) | 2010-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920069792U Expired - Fee Related CN201383973Y (en) | 2009-04-02 | 2009-04-02 | Drought and flood control plastic mulching film |
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| Country | Link |
|---|---|
| CN (1) | CN201383973Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103918512A (en) * | 2014-04-25 | 2014-07-16 | 段家忠 | Flood-prevention drought-resistant mulch film capable of storing water |
| CN107197720A (en) * | 2016-03-18 | 2017-09-26 | 冯忠良 | A kind of arid agricultural and forestry production diaphragm |
| CN107616041A (en) * | 2016-07-16 | 2018-01-23 | 冯忠良 | A kind of Rice Production water saving film |
-
2009
- 2009-04-02 CN CN200920069792U patent/CN201383973Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103918512A (en) * | 2014-04-25 | 2014-07-16 | 段家忠 | Flood-prevention drought-resistant mulch film capable of storing water |
| CN103918512B (en) * | 2014-04-25 | 2015-09-02 | 段家忠 | Prevention waterlogging drought resisting capable of storing water mulch film |
| CN107197720A (en) * | 2016-03-18 | 2017-09-26 | 冯忠良 | A kind of arid agricultural and forestry production diaphragm |
| CN107616041A (en) * | 2016-07-16 | 2018-01-23 | 冯忠良 | A kind of Rice Production water saving film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100120 Termination date: 20110402 |