CN111480437B - High-cold grassland improvement equipment and application method thereof - Google Patents

High-cold grassland improvement equipment and application method thereof Download PDF

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Publication number
CN111480437B
CN111480437B CN202010358309.3A CN202010358309A CN111480437B CN 111480437 B CN111480437 B CN 111480437B CN 202010358309 A CN202010358309 A CN 202010358309A CN 111480437 B CN111480437 B CN 111480437B
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China
Prior art keywords
pipe
spraying
spray
water
floating ball
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CN111480437A (en
Inventor
焦巍
林克剑
刘坤宇
吴尧
纪磊
石蕊
李峰
陶雅
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Grassland Research Institute of Chinese Academy of Agricultural Sciences
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Grassland Research Institute of Chinese Academy of Agricultural Sciences
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Priority to CN202010358309.3A priority Critical patent/CN111480437B/en
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • A01C23/042Adding fertiliser to watering systems
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/007Metering or regulating systems
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C23/00Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
    • A01C23/04Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
    • A01C23/047Spraying of liquid fertilisers

Abstract

The invention discloses a high-cold grassland improvement device and a use method thereof, belonging to the field of plateau grasslands. An alpine grassland improvement device comprises an irrigation water pipe; the spraying pipe is fixedly connected to the irrigation water delivery pipe; the spray head is connected to the spray pipe through an elastic hose; one end of the tension spring is connected with the upper end of the spray head, and the other end of the tension spring is connected with the spray pipe; the floating ball is connected in the spray pipe through the fixed rod and the spring; the traction rope is connected to the floating ball, and one end of the traction rope, which is far away from the floating ball, is connected with the lower end of the sprinkler head; when the flow speed of the water flow is too high, the floating ball can be blown to move upwards for a certain distance, at the moment, the traction rope can loose, and meanwhile, under the action of the tension spring, the spray head moves upwards, so that the spray head sprays upwards, the flow speed of the water flow is relatively reduced by utilizing the action of gravity, the overlarge flow speed is avoided, the spraying force is overlarge, and the water and soil loss is effectively prevented.

Description

High-cold grassland improvement equipment and application method thereof
Technical Field
The invention relates to the technical field of highland grasslands, in particular to an alpine grassland improvement device and a use method thereof.
Background
In recent years, due to the double effects of nature and human factors, the grasslands on the high lands are seriously degraded in a large range, and the yield is reduced, so that the grasslands become a huge obstacle for sustainable development of society, economy and ecology; in addition, the human beings do not reasonably utilize the plateau soil, and the ground vegetation and stable topography are damaged, so that serious water and soil loss is caused, the earth surface fertilizer and soil are taken away, and the crop yield is reduced; increasing, enlarging and deepening the furrows, thereby reducing the cultivated area; the existing method is to manually improve the alpine grassland so that the alpine grassland can be restored to the original state, and the requirement of suitable grazing is met, and the existing improvement measures are generally to seal and cultivate through a fence, then to perform fertilization and irrigation so as to promote the vegetation growth of the grassland; the current irrigation method is mostly direct spraying or pipe laying spraying by adopting a spray head, in the spraying process, a water pump pumps water, and because the water pump works on a plateau, the power is excessively high or low instantaneously, the instantaneous water pressure is possibly excessively high, the sprayed water flows excessively, and for the grasslands on the plateau and the grasslands on the plateau with certain differences, the grasslands on the plateau or agriculture is mostly on hillsides with certain slopes, and when the water flow or the spraying force is excessively high, water and soil loss can be caused due to the existence of the slopes, so that the difficulty of improving the grasslands is increased.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a high-cold grassland improvement device and a use method thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
an alpine grassland improvement device, comprising
Irrigation water delivery pipe;
the spraying pipe is fixedly connected to the irrigation water delivery pipe;
the spray head is connected to the spray pipe through an elastic hose;
one end of the tension spring is connected with the upper end of the spray head, and the other end of the tension spring is connected with the spray pipe;
the floating ball is connected in the spray pipe through the fixed rod and the spring;
and one end of the traction rope, which is far away from the floating ball, is connected with the lower end of the sprinkler head.
Preferably, the inner wall of the spraying pipe is fixedly connected with a first cone, and the hauling rope is fixedly connected with a second cone matched with the first cone.
Preferably, the spray pipe is rotatably connected with a tilting shaft, one end of the tilting shaft is positioned in the irrigation water delivery pipe and is fixedly connected with a driving impeller, the other end of the tilting shaft is fixedly connected with a blowing fan blade, and the blowing fan blade faces the spray head.
Preferably, the spraying pipe is connected with a guide wheel set through a fixing plate, and the guide wheel set is used for pulling the traction rope.
Preferably, the guide wheel group comprises a first guide wheel and a second guide wheel, and one end of the hauling rope far away from the floating ball sequentially penetrates through the shell of the spray pipe, the first guide wheel and the second guide wheel to be connected with the spray head.
Preferably, the spraying pipe is also fixedly connected with a guide ring for guiding the traction rope
Preferably, a water passage is arranged in the floating ball.
Preferably, the tension spring is connected to the spray pipe through an adjusting device, the adjusting device comprises an adjusting block fixedly connected to the spray pipe, a sliding groove is formed in the adjusting block, a sliding plate is connected to the sliding groove in a sliding mode, a connecting column is fixedly connected to the adjusting block, and the tension spring is hung on the connecting column through a hook.
Preferably, the sliding plate is locked to the adjusting block by a locking adjusting bolt.
The application method of the alpine grassland improvement equipment comprises the following steps:
s1, fixedly placing an irrigation water pipe at a slope of a alpine grassland;
s2, paving irrigation water pipes on each row of ridges of the alpine grasslands, connecting the irrigation water pipes to a conveying pump through a water diversion pipe, connecting the conveying pump to a liquid storage tank through a water outlet pipe, and connecting a water inlet pipe to the liquid storage tank;
s3, adjusting the spraying angle of the spraying head so that the spraying head sprays to the lawn slope;
s3, irrigation is carried out, and organic fertilizer water can be added into the liquid storage tank regularly.
Compared with the prior art, the invention provides the alpine grassland improvement equipment and the use method thereof, which have the following beneficial effects:
1. this alpine grassland improvement equipment and application method thereof, carry out water delivery through the irrigation raceway, spray tube and sprinkler head spray, the sprinkler head is in through elastic hose connection the spray tube on, the sprinkler head can rotate from top to bottom, adjust spray angle, when because the instantaneous power of water pump is too big, the rivers velocity of flow is too fast, can blow the floater and upwards move certain distance, the condition of loosening can appear in the haulage rope at this moment, and simultaneously under the effect of extension spring, the sprinkler head upwards moves, can make the sprinkler head upwards spray, rivers upwards spout, utilize the effect of geocentric force, the velocity of flow of rivers is reduced relatively, avoid the velocity of flow too big, the dynamics of spraying is too big, effectually prevent soil and water loss.
Drawings
FIG. 1 is a schematic view of the use state structure of a alpine grassland improvement device according to the present invention;
FIG. 2 is a schematic diagram of a part of a alpine grassland improvement device according to the invention;
FIG. 3 is a schematic view of the construction of the alpine grassland improving apparatus of FIG. 2A;
fig. 4 is a schematic structural view of the alpine grassland improvement device in fig. 1 at B;
FIG. 5 is a schematic view showing a cross-sectional structure of a spray pipe of the alpine grassland improvement device according to the present invention;
fig. 6 is a schematic structural view of the alpine grassland improvement device shown in fig. 3 at C.
In the figure: 1. alpine grasslands; 2. irrigation delivery pipe; 3. a water diversion pipe; 4. a water inlet pipe; 5. a liquid storage tank; 6. a water outlet pipe; 7. a transfer pump; 8. a spray tube; 9. a tilting shaft; 10. blowing fan blades; 11. a guide ring; 12. a spray head; 13. a tension spring; 14. a traction rope; 15. a fixing plate; 16. the first guide wheel; 17. the second guide wheel; 18. a first cone; 19. a second cone; 20. a floating ball; 21. a water passage; 22. a spring; 23. a fixed rod; 24. driving the impeller; 25. an adjusting block; 26. a chute; 27. a sliding plate; 28. a connecting column; 29. a hook; 30. locking the adjusting bolt.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to FIGS. 1-6, an alpine grassland improving apparatus includes
Irrigation water pipe 2;
the spraying pipe 8 is fixedly connected to the irrigation water delivery pipe 2;
a sprinkler head 12 connected to the sprinkler tube 8 through an elastic hose;
one end of a tension spring 13 is connected with the upper end of the sprinkler head 12, and the other end of the tension spring is connected with the sprinkler pipe 8;
a floating ball 20 connected in the spray pipe 8 through a fixed rod 23 and a spring 22;
the hauling rope 14 is connected to the floating ball 20, and one end of the hauling rope 14, which is far away from the floating ball 20, is connected with the lower end of the sprinkler head 12;
the water delivery is carried out through the irrigation water delivery pipe 2, the spray pipe 8 and the spray head 12 are sprayed, the spray head 12 is connected to the spray pipe 8 through an elastic hose, the spray head 12 can rotate up and down, the spray angle is adjusted, when the flow speed of water is too high due to the fact that the instantaneous power of the water pump is too high, the floating ball 20 can be blown to move upwards for a certain distance, at the moment, the pull rope 14 can loose, and meanwhile, under the action of the tension spring 13, the spray head 12 moves upwards, the spray head 12 sprays upwards, water is sprayed upwards, the flow speed of the water is relatively reduced due to the action of gravity, the overlarge flow speed is avoided, the spray force is too high, and the water and soil loss is effectively prevented.
The inner wall of the spray pipe 8 is fixedly connected with a first cone 18, a second cone 19 matched with the first cone 18 is fixedly connected to the hauling rope 14, when the flow rate is increased, the second cone 19 moves upwards, the flow rate of water is reduced under the action of the first cone 18 and the second cone 19, and water and soil loss caused by too large flow rate and flow rate is effectively prevented.
The spray pipe 8 is rotatably connected with the inclined shaft 9, one end of the inclined shaft 9 is positioned in the irrigation water delivery pipe 2 and is fixedly connected with the driving impeller 24, the other end of the inclined shaft 9 is fixedly connected with the blowing fan blade 10, the blowing fan blade 10 faces the spray head 12, water flowing in the irrigation water delivery pipe 2 is utilized to drive the impeller 24 to rotate, the blowing fan blade 10 is driven by the impeller 24 to rotate, blowing and spraying are carried out, and the blowing is carried out towards the spray head 12, so that water flow of the spray head 12 is subjected to an inclined acting force, water flow sprayed out from the spray head 12 can be subjected to an inclined acting force, inclined upward spraying is realized, compared with direct water flow spraying, the flushing force of water and soil is effectively reduced, and water and soil loss is prevented to a certain extent.
The sprinkling tube 8 is connected with a guide wheel set through a fixing plate 15, and the guide wheel set is used for dragging the hauling rope 14 to play a guiding role.
The guide wheel group comprises a first guide wheel 16 and a second guide wheel 17, and one end of the hauling rope 14 far away from the floating ball 20 sequentially passes through the shell of the spray pipe 8, the first guide wheel 16 and the second guide wheel 17 to be connected with the spray head 12, so that the guiding function is realized.
The spray pipe 8 is also fixedly connected with a guide ring 11 for guiding the traction rope 14, which plays a guiding role.
The floating ball 20 is provided with a water passage 21 to ensure water flow through the floating ball 20.
The tension spring 13 is connected to the spray pipe 8 through an adjusting device, the adjusting device comprises an adjusting block 25 fixedly connected to the spray pipe 8, a sliding groove 26 is formed in the adjusting block 25, a sliding plate 27 is slidably connected to the sliding groove 26, a connecting column 28 is fixedly connected to the adjusting block 25, the tension spring 13 is hung on the connecting column 28 through a hook 29, and the inclination angle of the spray head 12 is adjusted according to the gradient of a plateau or the position of the spray head 12 to apply different places.
The sliding plate 27 is locked on the adjusting block 25 by a locking adjusting bolt 30 for locking and fixing the sliding plate 27.
The application method of the alpine grassland improvement equipment comprises the following steps:
s1, fixedly placing an irrigation water pipe 2 at a slope of a alpine grassland 1, and fixing the irrigation water pipe 2 through a bracket, wherein the bracket is deeply inserted into soil;
s2, an irrigation water pipe 2 is paved on each row of ridges of the alpine grassland 1, then the irrigation water pipe 2 is connected to a delivery pump 7 through a water diversion pipe 3, the delivery pump 7 is connected to a liquid storage tank 5 through a water outlet pipe 6, and the liquid storage tank 5 is connected with a water inlet pipe 4;
s3, adjusting the spraying angle of the spraying head 12 so that the spraying head 12 sprays on the lawn slope;
and S3, irrigation is carried out, and organic fertilizer water can be added into the liquid storage tank 5 regularly, so that the plants can grow conveniently.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims (5)

1. An alpine grassland improvement device, which is characterized by comprising
An irrigation water pipe (2);
a spray pipe (8) fixedly connected to the irrigation water pipe (2);
a sprinkler head (12) connected to the sprinkler tube (8) by an elastic hose;
one end of a tension spring (13) is connected with the upper end of the spray head (12), and the other end of the tension spring is connected with the spray pipe (8);
the floating ball (20) is connected in the spraying pipe (8) through the fixed rod (23) and the spring (22);
the traction rope (14) is connected to the floating ball (20), and one end, far away from the floating ball (20), of the traction rope (14) is connected with the lower end of the sprinkler head (12);
the inner wall of the spraying pipe (8) is fixedly connected with a first cone (18), and the hauling rope (14) is fixedly connected with a second cone (19) matched with the first cone (18);
the spraying pipe (8) is rotatably connected with a tilting shaft (9), one end of the tilting shaft (9) is positioned in the irrigation water delivery pipe (2) and is fixedly connected with a driving impeller (24), the other end of the tilting shaft (9) is fixedly connected with a blowing fan blade (10), and the blowing fan blade (10) faces the spraying head (12);
a water passage (21) is arranged in the floating ball (20);
the tension spring (13) is connected to the spray pipe (8) through an adjusting device, the adjusting device comprises an adjusting block (25) fixedly connected to the spray pipe (8), a sliding groove (26) is formed in the adjusting block (25), a sliding plate (27) is connected to the sliding groove (26) in a sliding mode, a connecting column (28) is fixedly connected to the adjusting block (25), and the tension spring (13) is hung on the connecting column (28) through a hook (29);
the sliding plate (27) is locked on the adjusting block (25) through a locking adjusting bolt (30).
2. The alpine grassland improving device according to claim 1, wherein the sprinkling tube (8) is connected with a guide wheel set through a fixing plate (15), and the guide wheel set is used for pulling the pulling rope (14).
3. The alpine grassland improving device according to claim 2, wherein the guide wheel set comprises a first guide wheel (16) and a second guide wheel (17), and one end of the hauling rope (14) far away from the floating ball (20) sequentially passes through the shell of the spraying pipe (8), the first guide wheel (16) and the second guide wheel (17) to be connected with the spraying head (12).
4. The alpine grassland improving device according to claim 2, characterized in that the spraying pipe (8) is also fixedly connected with a guiding ring (11) for guiding the hauling rope (14).
5. A method of using the alpine grassland improving apparatus of claim 1, comprising the steps of:
s1, fixedly placing an irrigation water pipe (2) at a slope of a alpine grassland (1);
s2, an irrigation water pipe (2) is paved on each row of ridges of the alpine grasslands (1), then the irrigation water pipe is connected to a conveying pump (7) through a water diversion pipe (3), the conveying pump (7) is connected to a liquid storage tank (5) through a water outlet pipe (6), and the liquid storage tank (5) is connected with a water inlet pipe (4);
s3, adjusting the spraying angle of the spraying head (12) to enable the spraying head (12) to spray to the lawn slope;
s4, irrigation is carried out, and organic fertilizer water can be added into the liquid storage tank (5) regularly.
CN202010358309.3A 2020-04-29 2020-04-29 High-cold grassland improvement equipment and application method thereof Active CN111480437B (en)

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Application Number Priority Date Filing Date Title
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CN111480437B true CN111480437B (en) 2024-01-26

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Publication number Priority date Publication date Assignee Title
CN112432254B (en) * 2020-11-27 2022-02-08 常德金鹏印务有限公司 Air conditioner external unit cooling device and method
CN114005702B (en) * 2021-11-12 2024-04-09 中航成飞民用飞机有限责任公司 Mechanical open-close type liquid level switch

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003052256A (en) * 2001-08-09 2003-02-25 Toshiaki Matsubayashi Liquid spraying tube
CN204616611U (en) * 2015-05-07 2015-09-09 潍坊友容实业有限公司 A kind of rope control irrigation device
CN206503938U (en) * 2016-11-14 2017-09-19 山东朝启电子科技有限公司 A kind of New type detachable hydrant
CN208029444U (en) * 2018-04-03 2018-11-02 仙游县百信农林专业合作社 A kind of agricultural fertilizer flusher
CN109121639A (en) * 2018-08-30 2019-01-04 成都明杰科技有限公司 A kind of wisdom agricultural intelligent water-saving irrigation system
CN208739789U (en) * 2018-09-07 2019-04-16 江西沃邦农业科技有限公司 A kind of automation movable irrigation device for agricultural planting
CN209330807U (en) * 2018-10-15 2019-09-03 倡创(上海)咨询管理事务所 A kind of lawn irrigation spray head
CN210137685U (en) * 2019-06-11 2020-03-13 江苏省农业科学院宿迁农科所 Automatic sprinkling irrigation system with uniform water spraying amount
CN210247519U (en) * 2019-05-16 2020-04-07 普洱创农农业开发有限公司 Tea planting is with irrigating and atomizing system
CN212696608U (en) * 2020-04-29 2021-03-16 中国农业科学院草原研究所 High-cold grassland improvement equipment

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2501121B (en) * 2012-04-13 2018-05-23 Mitchell David Liquid delivery apparatus

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003052256A (en) * 2001-08-09 2003-02-25 Toshiaki Matsubayashi Liquid spraying tube
CN204616611U (en) * 2015-05-07 2015-09-09 潍坊友容实业有限公司 A kind of rope control irrigation device
CN206503938U (en) * 2016-11-14 2017-09-19 山东朝启电子科技有限公司 A kind of New type detachable hydrant
CN208029444U (en) * 2018-04-03 2018-11-02 仙游县百信农林专业合作社 A kind of agricultural fertilizer flusher
CN109121639A (en) * 2018-08-30 2019-01-04 成都明杰科技有限公司 A kind of wisdom agricultural intelligent water-saving irrigation system
CN208739789U (en) * 2018-09-07 2019-04-16 江西沃邦农业科技有限公司 A kind of automation movable irrigation device for agricultural planting
CN209330807U (en) * 2018-10-15 2019-09-03 倡创(上海)咨询管理事务所 A kind of lawn irrigation spray head
CN210247519U (en) * 2019-05-16 2020-04-07 普洱创农农业开发有限公司 Tea planting is with irrigating and atomizing system
CN210137685U (en) * 2019-06-11 2020-03-13 江苏省农业科学院宿迁农科所 Automatic sprinkling irrigation system with uniform water spraying amount
CN212696608U (en) * 2020-04-29 2021-03-16 中国农业科学院草原研究所 High-cold grassland improvement equipment

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