CN204583541U - A kind of Portable field rainfall simulator - Google Patents
A kind of Portable field rainfall simulator Download PDFInfo
- Publication number
- CN204583541U CN204583541U CN201520091937.4U CN201520091937U CN204583541U CN 204583541 U CN204583541 U CN 204583541U CN 201520091937 U CN201520091937 U CN 201520091937U CN 204583541 U CN204583541 U CN 204583541U
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- syringe needle
- tank
- dredger
- raininess
- sprinkler
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Abstract
The utility model discloses a kind of Portable field rainfall simulator, it is made up of sprinkler, raininess testing arrangement and lift rain controller syringe needle dredger; The use of lift rain controller syringe needle dredger, pulls up pin hole after terminating and utilizes iron wire to clear up, make the cleaning process of syringe needle time saving and energy saving, ensure that the permeability of rain controller syringe needle simultaneously without the need to one rainfall event, for experiment provides stable raininess.In addition, one monoblock base plate breaks the whole up into parts by the use of sprinkler bottom of gullet cloth needle plate, the cloth needle plate only need replacing distribution different size syringe needle namely can quick-replaceable permutation syringe needle, reach the object experimentally needing to regulate rapidly different raininess, simplify the process of needle head replacing when regulating raininess.Therefore, a kind of Portable field rainfall simulator rainfall simulation experiment excellent effect of the present utility model, can be widely used in artificial Field simulation rainfall.
Description
Technical field
The utility model belongs to soil property research equipment technical field, is specifically related to a kind of Portable field rainfall simulator.
Background technology
The mode of experiment all in rain making hall by Simulated rainfall of a large amount of soil erosion and solute migration measures at present.Simulated rainfall is that experiment provides stable raininess and uniform raindrop impact, but desk research concentrates on the impact of simulated rainfall on disturbed soil mostly, be subject to the impact of human factor, its measurement result and field actual conditions have bigger difference, cannot authentic representative field actual conditions.Therefore, current institution of higher learning and R&D institution's many uses lateral spray type rainfall simulator or ductwork type (spray-type) carry out simulated experiment in the wild.Lateral spray type and these two kinds of mode costs of ductwork type higher, water consumption power consumption is large, and rainfall is uneven, and very easily by air speed influence, once wind speed is more than 2 grades, namely cannot carry out field trial.Therefore, in order to reduce above-mentioned impact, pin rain controller starts to be employed.Due in its in the wild rainfall, be subject to the impact of impurity in field precipitation water quality and air, cause raininess to reduce after pin hole blocking in flush period, have a strong impact on experimental result.One rainfall event terminates rear all need and is pulled up by pin hole, utilizes iron wire to clear up, and regulates during raininess and needs each syringe needle to pull up equally to exchange another kind of needle size again, take time and effort, and very easily cause experimenter to injure.
Utility model content
The purpose of this utility model is to provide a kind of Portable field rainfall simulator, the technical problem all taken time and effort when solving the syringe needle cleaning of the pin rain controller existed in prior art and change syringe needle.
The technical scheme that the utility model adopts is, a kind of Portable field rainfall simulator, and it is made up of sprinkler, raininess testing arrangement and lift rain controller syringe needle dredger; Wherein, sprinkler adopts syringe needle as raindrop generator, lift rain controller syringe needle dredger is integral type structure, it comprises mainboard, the area of mainboard is identical with the distributed areas area of the syringe needle of sprinkler, the bottom welding of mainboard has the position iron wire one to one with syringe needle on sprinkler, four angles of mainboard are fixedly connected with pull bar, pull bar is slidably connected on vertical dredger support by collar joint, and the bottom of dredger support is provided with rain controller interface; Raininess testing arrangement adopts 4 ~ 7 rain gage buckets.
Feature of the present utility model is also,
Sprinkler also comprises tank, tank is provided with inlet pipeline and discharge pipe line, and inlet pipeline is connected with many power water pump; The sidewall of tank indicates raininess level scale line; The some cloth needle plates being evenly distributed with described syringe needle are arranged on the bottom surface of tank, and some cloth needle plates are spliced into a plane; Tank is arranged on adjustable lifting support by connector, and it has altitude scale line, disk is arranged at bottom; The corner, upper end of tank is provided with dredger locating dowel, and dredger locating dowel is mated mutually with the rain controller interface of described dredger frame bottom.
Sprinkler also comprises the anti-air curtain arranged between adjustable lifting support, and the sidewall of tank is also provided with many power oscillators.
The bottom of adjustable lifting support is provided with disk.
Adjustable lifting support adopts four telescopic compo pipes.
Cloth needle plate is arranged on the bottom surface of tank by bolt.
The beneficial effects of the utility model are: artificial field of the present utility model rainer have employed lift rain controller syringe needle dredger, being pulled up by pin hole after terminating without the need to one rainfall event utilizes iron wire to clear up, make the cleaning process of syringe needle time saving and energy saving, ensure that the permeability of rain controller syringe needle, for experiment provides stable raininess simultaneously.In addition, one monoblock base plate breaks the whole up into parts by the use of artificial field of the present utility model rain controller cloth needle plate, by changing the cloth needle plate of distribution different size syringe needle, can quick-replaceable permutation syringe needle, namely can experimentally need to regulate different raininess rapidly, make the process easy of needle head replacing during adjustment raininess, save experimental period.In addition, the suction pump of regulating power and oscillator ensure that the stable and uniform of raininess, the wind-proof device of surrounding can ensure rainfall not by extraneous windage, adjustable support effectively can regulate rain controller height, increase and decrease raindrop kinetic energy, add the scope of application of rain controller, chassis is stablized, and guarantees the stability of rain controller.Artificial field of the present utility model rain controller assembling is simple and direct, is easy to carry out rain making in the wild.
Accompanying drawing explanation
Fig. 1 is Portable field rainfall simulator sprinkler structure chart of the present utility model;
Fig. 2 is the raininess measurement mechanism schematic diagram in Portable field rainfall simulator of the present utility model;
Fig. 3 is the lift rain controller syringe needle dredger structure chart in Portable field rainfall simulator of the present utility model.
In figure, 1. tank, 2. inlet pipeline, 3. discharge pipe line, 4. many dynamic rate water pump, 5. raininess level scale line, 6. cloth needle plate, 7. syringe needle, 8. adjustable lifting support, 9. altitude scale line, 10. disk, 11. wind-proof devices, power oscillator more than 12., 13. dredger locating dowels, 14. graduated cylinders, 15. mainboards, 16. iron wires, 17. pull bars, 18. dredger supports, 19. rain controller interfaces, 20. collar joints.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
See Fig. 1 ~ 3, a kind of Portable field rainfall simulator of the present utility model, is made up of sprinkler, raininess testing arrangement and lift rain controller syringe needle dredger.
Sprinkler comprises tank 1, and tank 1 is provided with inlet pipeline 2 and discharge pipe line 3, inlet pipeline 2 is connected with many power water pump 4; The sidewall of tank 1 indicates raininess level scale line 5, and the bottom surface of tank 1 is provided with some cloth needle plates 6, and some cloth needle plates 6 are spliced into a plane, and the bottom even of every bar cloth needle plate 6 is distributed with syringe needle 7; Tank 1 is arranged on adjustable lifting support 8 by connector, and adjustable lifting support 8 adopts four telescopic compo pipes, it has altitude scale line 9, and disk 10 is arranged at bottom; Anti-air curtain 11 is provided with between adjustable lifting support 8; Corner, tank 1 upper end is provided with dredger locating dowel 13; The sidewall of tank 1 is also provided with many power oscillators 12.
Wherein, two sides of cloth needle plate 6 are elastomeric material, and many cloth needle plates 6 adopt bolt to be installed on the bottom surface of tank 1, are spliced into the plane of a densely covered syringe needle, and cloth needle plate convenient disassembly can change the specification of permutation syringe needle comparatively efficiently; Disk 10 bottom adjustable lifting support 8 is used for ensureing that rain controller keeps the stability in horizontal level and rainfall; Many power oscillators 12, when rain making, regulating power makes tank shake according to demand, ensures the raindrop kinetic energy that rain controller is stable; Anti-air curtain 11, prevents wind by force on the impact of rainfall, rolls the upper end being fixed on adjustable lifting support 8 time calm respectively, has during wind and puts down; Many power suction pump 4, can meet a certain amount of clear water of water level needed for raininess for tank injects before rainfall, and after rainfall starts, regulating power, within the unit interval, by with the clear water of rainfall equivalent endlessly synchronous suction tank, ensure the constant of raininess.When carrying out the soil erosion rainfall simulation experiment of different gradient, can, by regulating the height of adjustable lifting support 8, making tank 1 be in level, ensureing the accuracy measured.
Raininess testing arrangement is 4 ~ 7 rain gage buckets 14, and the volume of rain gage bucket is 1000ml.Rain gage bucket 14 is positioned over the different parts under sprinkler tank 1 before experiment starts, plays and test and regulate the effect of the raininess degree of accuracy and the uniformity.
Lift rain controller syringe needle dredger, comprise mainboard 15, the area of mainboard 15 is identical with the area of syringe needle 7 distributed areas, the bottom of mainboard 15 is provided with identical with the distribution density of syringe needle 7 on sprinkler, the iron wire 16 that position is corresponding, to ensure to be clouded in the iron wire 16 bottom mainboard 15 and syringe needle 7 contraposition being one by one clouded in rain controller tank 1 bottom surface, iron wire 16 is welded on mainboard 15, four angles of mainboard 15 are fixedly connected on pull bar 17, pull bar 17 adopts collar joint 20 to be slidably connected on vertical dredger support 18, make lift rain controller syringe needle dredger can along dredger support about 18 vertically movement.The bottom of dredger support 18 is provided with rain controller interface 19, and this interface mates mutually with the dredger locating dowel 13 of corner, rain controller tank 1 upper end.This device plays dredging syringe needle, ensures the effect that raininess is stable.
The course of work of the artificial Field simulation rainer of pin anti-clogging of the present utility model is:
Step 1: the rain controller interface 20 of lift rain controller syringe needle dredger is docked with the dredger locating dowel 13 of sprinkler, make lift rain controller syringe needle dredger be fixed on the upper end of rain controller tank 1, be now clouded in iron wire bottom mainboard 15 16 and the position one_to_one corresponding of syringe needle 7 being clouded in rain controller tank 1 bottom surface.Unscrew collar joint 20 and make pull bar 17 vertical downward sliding movement on dredger support 18, now mainboard 15 is slowly fallen, until iron wire 16 all penetrates syringe needle 7, and then make pull bar 17 on dredger support 18, slide into iron wire 16 vertically upward to depart from syringe needle 7 completely, make pull bar 17 vertical downward sliding movement on dredger support 18 again, until iron wire 16 all penetrates syringe needle 7, repeat aforesaid operations, until the impurity in syringe needle 7 is eliminated totally completely.Finally the rain controller interface 20 of the lift rain controller syringe needle dredger after docking is separated with the dredger locating dowel 13 of rain controller, lift rain controller syringe needle dredger is withdrawn from from sprinkler.
Step 2: correct raininess, the water level in the needle gauge that when determining to carry out rainfall simulation experiment, rain controller adopts and tank 1, the established standards of raininess is: equal the actual rainfall raininess treating hillslope processes, detailed process is as follows:
First regulate the height of adjustable lifting support 8, make sprinkler tank 1 maintenance level, then the connected entrance of discharge pipe line 3 and tank 1 is clogged with cork, again the rain gage bucket 14 of 4 ~ 7 raininess measurement mechanisms is evenly distributed in the bottom of rain controller tank 1, finally open many power water pump 4, water is pumped in tank 1 by inlet pipeline 2, until reach the raininess level scale line place of setting, water flows out from syringe needle 7, now regulate the power of many power water pump 4, its within the unit interval by with the clear water of rainfall equivalent endlessly synchronous suction tank 1, make the stable of the water level in tank 1, start after stable level to correct raininess, if raininess does not meet setting raininess, then the cloth needle plate 6 being distributed with syringe needle 7 existing bottom tank 1 is replaced with the water level in the cloth needle plate 6 and/or tank 1 being distributed with other specification syringe needle 7, until raininess reaches established standards, determine the water level in the needle gauge that sprinkler adopts and tank 1 with this,
Step 3: after determining the water level in the needle gauge that sprinkler adopts and tank 1, repeats step 1, removes the impurity in now syringe needle 7;
Step 4: the sprinkler after syringe needle 7 removal of impurity is directly placed on and treats in hillslope processes, again regulate the height of adjustable lifting support 8, make sprinkler tank 1 maintenance level, discharge pipe line 3 and tank 1 connected entrance is clogged with cork, then many power water pump 4 is opened, open many power oscillators 12 simultaneously, water is pumped in tank 1 by inlet pipeline 2, until water level reaches the water level determined in step 2, water flows out from syringe needle 7, now regulate the power of many power water pump 4, make it within the unit interval by with the clear water of rainfall equivalent endlessly synchronous suction tank 1, stablizing of guaranteed water level, and then ensure the constant of raininess, then rainfall simulation experiment is carried out.After experiment terminates, close many power water pump 4, many power oscillators 12, pull out discharge pipe line 3 and the cork at tank 1 connected entrance place, the water in tank 1 is discharged.
Claims (6)
1. a Portable field rainfall simulator, is characterized in that, it is made up of sprinkler, raininess testing arrangement and lift rain controller syringe needle dredger, wherein, sprinkler adopts syringe needle (7) as raindrop generator, lift rain controller syringe needle dredger is integral type structure, it comprises mainboard (15), the area of mainboard (15) is identical with the distributed areas area of the syringe needle (7) of sprinkler, the bottom welding of mainboard (15) has the position iron wire (16) one to one with syringe needle (7) on sprinkler, four angles of mainboard (15) are fixedly connected with pull bar (17), pull bar (17) is slidably connected on vertical dredger support (18) by collar joint (20), the bottom of dredger support (18) is provided with rain controller interface (19), described raininess testing arrangement is 4 ~ 7 rain gage buckets (14).
2. a kind of Portable field rainfall simulator according to claim 1, it is characterized in that, sprinkler also comprises tank (1), tank (1) is provided with inlet pipeline (2) and discharge pipe line (3), inlet pipeline (2) is connected with many power water pump (4); The sidewall of tank (1) indicates raininess level scale line (5); Some the cloth needle plates (6) being evenly distributed with described syringe needle (7) are arranged on the bottom surface of tank (1), and some cloth needle plates (6) are spliced into a plane; Tank (1) is arranged on adjustable lifting support (8) by connector, it has altitude scale line (9), and disk (10) is arranged at bottom; The corner, upper end of tank (1) is provided with dredger locating dowel (13), and dredger locating dowel (13) is mated mutually with the rain controller interface (19) of described dredger support (18) bottom.
3. a kind of Portable field rainfall simulator according to claim 2, is characterized in that, sprinkler also comprises the anti-air curtain (11) arranged between adjustable lifting support (8); The sidewall of tank (1) is also provided with many power oscillators (12).
4. a kind of Portable field rainfall simulator according to claim 2, is characterized in that, the bottom of described adjustable lifting support (8) is provided with disk (10).
5. a kind of Portable field rainfall simulator according to claim 2, is characterized in that, adjustable lifting support (8) adopts four telescopic compo pipes.
6. a kind of Portable field rainfall simulator according to claim 2, is characterized in that, cloth needle plate (6) is arranged on the bottom surface of tank (1) by bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091937.4U CN204583541U (en) | 2015-02-10 | 2015-02-10 | A kind of Portable field rainfall simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091937.4U CN204583541U (en) | 2015-02-10 | 2015-02-10 | A kind of Portable field rainfall simulator |
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| CN204583541U true CN204583541U (en) | 2015-08-26 |
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| CN201520091937.4U Expired - Fee Related CN204583541U (en) | 2015-02-10 | 2015-02-10 | A kind of Portable field rainfall simulator |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092452A (en) * | 2016-08-25 | 2016-11-09 | 四川省纤维检验局 | Tent water-resistant performance assay device |
| CN106249067A (en) * | 2016-07-07 | 2016-12-21 | 中国电力科学研究院 | The compound artificial icing device of cross-arm and method for arranging |
| CN106771087A (en) * | 2017-03-08 | 2017-05-31 | 河海大学 | A kind of simulation rainfall in field analogue means and its application process |
| CN107014978A (en) * | 2017-04-10 | 2017-08-04 | 中国农业大学 | A kind of method and device for controlling raindrop diameter in artificially-simulated rainfall and being distributed |
| CN107807077A (en) * | 2016-09-09 | 2018-03-16 | 安踏（中国）有限公司 | A kind of ready-made clothes water-resistant performance test device and its method of testing |
| CN111011078A (en) * | 2019-11-23 | 2020-04-17 | 兰州大学 | Portable automatic rainfall device |
| CN111879689A (en) * | 2020-07-16 | 2020-11-03 | 武汉露能科技有限公司 | Multi-scene environment simulation experiment system |
| CN112611850A (en) * | 2020-12-16 | 2021-04-06 | 同济大学 | Surface karst fissure area soil surface loss and underground leakage simulation device |
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2015
- 2015-02-10 CN CN201520091937.4U patent/CN204583541U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106249067A (en) * | 2016-07-07 | 2016-12-21 | 中国电力科学研究院 | The compound artificial icing device of cross-arm and method for arranging |
| CN106092452A (en) * | 2016-08-25 | 2016-11-09 | 四川省纤维检验局 | Tent water-resistant performance assay device |
| CN106092452B (en) * | 2016-08-25 | 2019-03-19 | 四川省纤维检验局 | Tent water-resistant performance experimental rig |
| CN107807077A (en) * | 2016-09-09 | 2018-03-16 | 安踏（中国）有限公司 | A kind of ready-made clothes water-resistant performance test device and its method of testing |
| CN106771087A (en) * | 2017-03-08 | 2017-05-31 | 河海大学 | A kind of simulation rainfall in field analogue means and its application process |
| CN107014978A (en) * | 2017-04-10 | 2017-08-04 | 中国农业大学 | A kind of method and device for controlling raindrop diameter in artificially-simulated rainfall and being distributed |
| CN107014978B (en) * | 2017-04-10 | 2019-06-04 | 中国农业大学 | A kind of method and device controlling raindrop diameter and distribution in artificially-simulated rainfall |
| CN111011078A (en) * | 2019-11-23 | 2020-04-17 | 兰州大学 | Portable automatic rainfall device |
| CN111879689A (en) * | 2020-07-16 | 2020-11-03 | 武汉露能科技有限公司 | Multi-scene environment simulation experiment system |
| CN112611850A (en) * | 2020-12-16 | 2021-04-06 | 同济大学 | Surface karst fissure area soil surface loss and underground leakage simulation device |
| CN112611850B (en) * | 2020-12-16 | 2022-06-07 | 同济大学 | Surface karst fissure area soil surface loss and underground leakage simulation device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20180210 |
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| CF01 | Termination of patent right due to non-payment of annual fee |