CN204740155U - Instantaneous and composite sample collection system of shunting normal position runoff - Google Patents
Instantaneous and composite sample collection system of shunting normal position runoff Download PDFInfo
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- CN204740155U CN204740155U CN201520537822.3U CN201520537822U CN204740155U CN 204740155 U CN204740155 U CN 204740155U CN 201520537822 U CN201520537822 U CN 201520537822U CN 204740155 U CN204740155 U CN 204740155U
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- runoff
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Abstract
The utility model discloses an instantaneous and composite sample collection system of shunting normal position runoff. Relate to environmental protection, water supply and sewerage works field. It mainly carries out the runoff mixing by the polylith baffling board through establishing, foraminiferous water distribution plate in the shell to collect the runoff through the guiding device and get into the rectification incasement, utilize the rectification case to carry out the rectification, and evenly fall into a plurality of equal portions through the shunt tubes with the runoff, this device passes through singlechip and the composite sample of the applied realization runoff of solenoid valve and the automatic collection of instantaneous sample simultaneously, has reduced runoff collection device's volume greatly, has improved the convenience and the accuracy of runoff collection. The utility model discloses greatly reduced runoff collection device's volume, can realize portablely, saved the construction cost, realize the simultaneous acquisition of runoff composite sample with instantaneous sample, helped knowing farmland runoff polluting substances migration conversion law, this device not only is applicable to the collection that the farmland also was applicable to rainwater composite sample yu the instantaneous sample in mill and city simultaneously.
Description
Technical field
The utility model belongs to environment monitoring device field, is specifically related to the instantaneous and biased sample harvester of a kind of shunting original position runoff.
Background technology
Widespread pollution from the overuse of fertilizers and pesticides in rural area is the most important and distribution pollution of area source the most widely, and data show, pollution of area source accounts for 2/3 of gross contamination amount, and wherein widespread pollution from the overuse of fertilizers and pesticides in rural area accounts for 68% ~ 83% of pollution of area source total amount.And in China, reaching the object of grain high yield often through a large amount of Term Fertilizations, nitrogen, phosphorus and some pollutants contained in fertilizer can enter water body by runoff when rainfall.Research shows, runoff is the main carriers of widespread pollution from the overuse of fertilizers and pesticides in rural area, therefore carries out the research of science to agricultural run-off significant for Control the Plan Pollution Sources.
The collection method of current agricultural run-off has a lot, but main runoff collection method is for building runoff pond, this mode floor area is large, needs to excavate on a large scale farmland, to build and the later stage removes, cause negative effect to farmland ecological environment and farmland management; And not realized runoff original position biased sample and instantaneous sample automatically collecting simultaneously, the instantaneous sample collection of runoff also needs the manpower of at substantial; Therefore, be necessary to collect easy, the economy of exploitation, the gathering-device of environmental protection and method for farmland.
Summary of the invention
The purpose of this utility model overcomes the deficiencies in the prior art, provides a kind of shunting original position runoff instantaneous and biased sample harvester.
To achieve these goals, the utility model adopts following technical scheme:
Instantaneous and the biased sample harvester of a kind of shunting original position runoff, shell upper is provided with water inlet, and enclosure is provided with polylith baffle, baffle upper surface is with slope, and three of baffle limits are crossing with shell, leave gap between another side and shell, polylith baffle is interspersed; Be provided with polylith water distributing plate with holes below baffle, its upper surface is with slope, and water distributing plate four edges with holes is all crossing with shell, and polylith water distributing plate with holes is interspersed; Shell inner bottom part is provided with rectifier box, is provided with guiding device below water distributing plate with holes, and guiding device is used for the runoff of top to collect to enter in rectifier box; Rectifier box side bottom is provided with hollow out grid; Shell side basifacial is provided with many isocons, and isocon rational height is consistent, and lower than height residing for rectifier box top and higher than height residing for hollow out grid top; Isocon is connected with sampling bottle, and isocon is provided with solenoid valve, and the isocon between solenoid valve and shell is provided with drainpipe, the angle between drainpipe and isocon between 0 ~ 90 °, drainpipe opening upwards; Rainwater inductor is arranged at cover top portion, and is connected with single-chip microcomputer; Solenoid valve is by Single-chip Controlling; Rainwater inductor, single-chip microcomputer and solenoid valve are by Power supply.
Described guiding device is square funnel-form, and limit, top four is all crossing with shell, the outlet of lower hopper shape is positioned at directly over described rectifier box, and funnel-form outlet is positioned at rectifier box upper surface inside in the projection of rectifier box upper surface, and projected area is less than rectifier box upper surface area.
Described shell is arranged on hollow out support, and the part except rainwater inductor is surrounded by bucker.
Described hollow out support is provided with the slotted eye corresponding with sampling bottle quantity, and sampling bottle is positioned on hollow out support.
Angle between described drainpipe and isocon is between 0 ~ 45 °.
Described single-chip microcomputer, according to the program preset, controls the time of different solenoid valve opening and closing respectively, realizes the collection at times of runoff.
Described isocon rational height is higher than hollow out grid top 1 ~ 3 cm.
Hole on described water distributing plate with holes along runoff flow direction by dredging close, ascending laying.
Described water inlet is provided with screen pack, and described isocon enters sampling bottle by the stopper being arranged at sampling bottle import, and stopper is provided with inverted U gas outlet.
The utility model has the advantage of:
1, because the utility model devises runoff shunting zone, runoff Homogeneous phase mixing and shunting can be realized, greatly reduce the volume of runoff gathering-device, can realize portable;
2, the utility model uses the electromagnetic valve switch on different sampling bottle to distribute rainwater in each sampling bottle, and do not require the high-accuracy mechanicals such as stepper motor and electronic installation, reliability is higher;
3, the utility model achieves time controling accurately for sampling bottle electromagnetic valve switch, reaches the Research Requirements simultaneously gathering runoff biased sample and sample at times.
Accompanying drawing explanation
Fig. 1 is the instantaneous and biased sample harvester schematic perspective view of a kind of shunting original position runoff;
Fig. 2 is the instantaneous and biased sample harvester diagrammatic cross-section of a kind of shunting original position runoff;
Fig. 3 is hollow out support schematic diagram of the present utility model;
Fig. 4 is sampling bottle schematic diagram of the present utility model.
In figure, water inlet 1, shell 2, baffle 3, water distributing plate with holes 4, guiding device 5, rectifier box 6, isocon 7, solenoid valve 8, drainpipe 9, sampling bottle 10, hollow out support 11, rainwater inductor 12, single-chip microcomputer 13 and power supply 14.
Embodiment
In order to the purpose of this utility model and advantage are described better, below in conjunction with accompanying drawing and instantiation, the utility model content is described further.
As shown in drawings, a kind of shunting original position runoff shell 2 top that is instantaneous and biased sample harvester is provided with water inlet 1, shell 2 inside is provided with polylith baffle 3, baffle 3 upper surface is with slope, and three of baffle 3 limits are crossing with shell 2, leave gap between another side and shell 2, polylith baffle 3 is interspersed, namely upper and lower two pieces of baffles 3 is towards the opposite, and current can realize Z-shaped flowing wherein; Be provided with polylith water distributing plate 4 with holes upper surface below baffle 3 with slope, water distributing plate 4 four edges with holes is all crossing with shell 2, and polylith water distributing plate 4 with holes is interspersed, and namely upper and lower two blocks of flaps is towards the opposite; Shell 2 inner bottom part is provided with rectifier box 6, is provided with guiding device 5 below water distributing plate 4 with holes, and guiding device 5 enters in rectifier box 6 for being collected by the runoff of top; Rectifier box 6 side bottom is provided with hollow out grid, and runoff flows out rectifier box 6 by hollow out grid; Shell 2 side lower is provided with many isocons 7, and isocon 7 rational height is consistent, and lays height between rectifier box top and hollow out grid top, namely lower than height residing for rectifier box 6 top and higher than height residing for hollow out grid top; Isocon number can carry out increasing or reducing by the number of decile runoff as required; Isocon 7 is connected with sampling bottle 10, and isocon 7 is provided with solenoid valve 8, can carry out folding according to MCU Instruction; Isocon 7 between solenoid valve 8 and shell 2 is provided with drainpipe 9, angle between drainpipe 9 and isocon 7 is between 0 ~ 90 °, and drainpipe 9 opening upwards, when making solenoid valve open, footpath flows through when drainpipe is discharged to be needed to overcome certain head, and such runoff can preferentially enter in sampling bottle; Rainwater inductor 12 is arranged at shell 2 top, and is connected with single-chip microcomputer 13, for induction, whether rainfall and rainfall size occurs, and sends signal to single-chip microcomputer 13; Solenoid valve 8 controls by single-chip microcomputer 13; Rainwater inductor 12, single-chip microcomputer 13 and solenoid valve 8 are powered by power supply 14.Described single-chip microcomputer 13 is programmable type, according to the program preset, can control the time of different solenoid valve 8 opening and closing respectively, realize the collection at times of runoff.
The preferred implementation of one of guiding device is: guiding device 5 is square funnel-form, and limit, top four is all crossing with shell 2, the outlet of lower hopper shape is positioned at directly over described rectifier box 6, and funnel-form outlet is positioned at rectifier box 6 upper surface inside in the projection of rectifier box 6 upper surface, and projected area is less than rectifier box 6 upper surface area.
As preferably: described shell 2 is arranged on hollow out support 11, and the part except rainwater inductor 12 is surrounded by bucker.Described hollow out support 11 is provided with the slotted eye corresponding with sampling bottle quantity, and sampling bottle 10 is positioned on hollow out support 11.
As preferably: the angle between described drainpipe 9 and isocon 7 is between 30 ~ 45 °, and the acute angle namely in opening upwards between drainpipe 9 and isocon 7, head that drainpipe needs to overcome is larger to make runoff flow out.
Described isocon 7 rational height is higher than hollow out grid top 1 ~ 3 cm, while making rectifier box play rectified action, reduces the runoff water volume of storage in casing as far as possible.
Hole on described water distributing plate with holes 4 by dredging close, ascending laying along runoff flow direction, makes runoff flow down from hole equably in flow process and enters lower one deck, carry out further mixing and water distribution.
Described water inlet 1 is provided with screen pack, for the bulky grain magazine in filtered water.Described isocon 7 enters sampling bottle 10 by the stopper being arranged at sampling bottle 10 import, and stopper is provided with inverted U gas outlet, and bottle inner and outer air pressure is consistent.
Instantaneous and the biased sample acquisition method of a kind of shunting original position runoff, comprises the steps:
1) sense rainfall by rainwater inductor 12, when rainfall occurs, send signal to single-chip microcomputer 13, single-chip microcomputer is started working;
2) runoff is guided to water inlet 1, enters after filtering impurity by screen pack in shell 2;
3) by step 2) runoff be disposed to the baffle 3 be interspersed, make runoff Z-shaped flowing between each baffle, impurity in runoff is mixed, again mixed runoff is drained into water distributing plate 4 with holes, by water distributing plate 4 with holes along runoff flow direction by further Homogeneous phase mixing and the water distribution uniformity of dredging close, the ascending hole carrying out laying and realize runoff;
4) by step 3) footpath after process flows through guiding device 5 and enters the rectifier box 6 that side bottom is provided with hollow out grid, and the inner and outside water level of rectifier box 6 is constantly raised, does not cross hollow out grid;
5) shell 2 at height residing for rectifier box 6 top and higher than height residing for hollow out grid top arranges mutually level isocon 7, continue at water level to rise in the process of isocon 7 position, rectifier box 6 is utilized to carry out rectification to the runoff surrounded in space by rectifier box 6 and shell 2, to eliminate ripple and the vibrations of the water surface, the runoff exceeding isocon 7 minimum altitude is discharged by many isocon equivalent;
6) single-chip microcomputer 13 is according to pre-set programs, is not opening different solenoid valve 8 in the same time, and the runoff that solenoid valve 8 is in the isocon 7 of closed condition then enters hollow out support 11 by the drainpipe 9 of opening upwards, thus discharges harvester; The runoff that solenoid valve 8 is in the isocon 7 of opening then enters sampling bottle 10, and the gas in sampling bottle 10 is discharged by inverted U gas outlet.
The rectification principle of rectifier box is: owing to there being hollow out grid bottom rectifier box, therefore the water level in rectifier box and outside are consistent, and isocon rational height is between rectifier box top and hollow out grid top, therefore when water level is higher than hollow out grid and lower than isocon, the runoff that guiding device water conservancy diversion enters rectifier box can only be entered by hollow out grid and surround in space by rectifier box 6 and shell 2, the ripples that the pond that guiding device flows down rises and vibrations are dissolved due to the stop of rectifier box tank wall, and ripples in peripheral space, can not be produced, water level rises mild.When reaching the highly consistent isocon mouth of pipe, wait being shunted by isocon of flow, thus realize the decile of runoff, greatly reduce the volume of runoff gathering-device.
Below for the concrete collecting work of a rainfall, the utility model is described further.
Suppose that a duration is the rainfall of about 2.5h; Arrange 16 sampling bottles, the time interval is set to 10min; When starting rainfall, rainwater inductor 12 senses rainfall, signal is passed to single-chip microcomputer 13;
After single-chip microcomputer 13 receives signal, open the solenoid valve 8 of No. 1 sampling bottle, runoff will enter No. 1 sampling bottle; In the rainfall of whole field, the solenoid valve 8 of No. 1 sampling bottle will be in opening always, thus reach the object of the biased sample gathering the rainfall of whole field; After the corresponding time interval and 10min, the solenoid valve 8 of control No. 2 sampling bottles is opened by single-chip microcomputer 13, and runoff will enter No. 2 sampling bottles, and after this solenoid valve 8 of No. 2 sampling bottles will be in opening always, thus reaches the object gathering rainfall biased sample; The sample of No. 1 sampling bottle and No. 2 sampling bottles is analyzed, will the sample of runoff at times in front 10min be obtained; After this like, until the rainfall of whole field terminates.
In addition, this device also can be used for gathering instantaneous water sample, and its method is: arrange Single Chip Microcomputer (SCM) program, makes it after rainfall starts, and after opening the solenoid valve 8 of corresponding sampling bottle, is closed after 20s every 10min, thus reaches the object gathering instantaneous sample.
Claims (9)
1. the instantaneous and biased sample harvester of a shunting original position runoff, it is characterized in that, shell (2) top is provided with water inlet (1), shell (2) inside is provided with polylith baffle (3), baffle (3) upper surface is with slope, and three limits of baffle (3) are crossing with shell (2), leave gap between another side and shell (2), polylith baffle (3) is interspersed; Baffle (3) below is provided with polylith water distributing plate with holes (4), and its upper surface is with slope, and water distributing plate with holes (4) four edges is all crossing with shell (2), and polylith water distributing plate with holes (4) is interspersed; Shell (2) inner bottom part is provided with rectifier box (6), and water distributing plate with holes (4) below is provided with guiding device (5), and guiding device (5) enters in rectifier box (6) for being collected by the runoff of top; Rectifier box (6) side bottom is provided with hollow out grid; Shell (2) side lower is provided with many isocons (7), and isocon (7) rational height is consistent, and lower than the residing height in rectifier box (6) top and higher than height residing for hollow out grid top; Isocon (7) is connected with sampling bottle (10), isocon (7) is provided with solenoid valve (8), isocon (7) between solenoid valve (8) and shell (2) is provided with drainpipe (9), angle between drainpipe (9) and isocon (7) between 0 ~ 90 °, drainpipe (9) opening upwards; Rainwater inductor (12) is arranged at shell (2) top, and is connected with single-chip microcomputer (13); Solenoid valve (8) controls by single-chip microcomputer (13); Rainwater inductor (12), single-chip microcomputer (13) and solenoid valve (8) are powered by power supply (14).
2. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, it is characterized in that, described guiding device (5) is square funnel-form, and limit, top four is all crossing with shell (2), the outlet of lower hopper shape is positioned at directly over described rectifier box (6), and funnel-form outlet is positioned at rectifier box (6) upper surface inside in the projection of rectifier box (6) upper surface, and projected area is less than rectifier box (6) upper surface area.
3. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, it is characterized in that, described shell (2) is arranged on hollow out support (11), and the part except rainwater inductor (12) is surrounded by bucker.
4. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 3, it is characterized in that, described hollow out support (11) is provided with the slotted eye corresponding with sampling bottle quantity, and sampling bottle (10) is positioned on hollow out support (11).
5. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, it is characterized in that, the angle between described drainpipe (9) and isocon (7) is between 0 ~ 45 °.
6. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, it is characterized in that, described single-chip microcomputer (13), according to the program preset, controls the time of different solenoid valve (8) opening and closing respectively, realizes the collection at times of runoff.
7. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, it is characterized in that, described isocon (7) rational height is higher than hollow out grid top 1 ~ 3 cm.
8. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, is characterized in that, the hole on described water distributing plate with holes (4) along runoff flow direction by dredging close, ascending laying.
9. the instantaneous and biased sample harvester of shunting original position runoff as claimed in claim 1, it is characterized in that, described water inlet (1) is provided with screen pack, described isocon (7) enters sampling bottle (10) by the stopper being arranged at sampling bottle (10) import, and stopper is provided with inverted U gas outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520537822.3U CN204740155U (en) | 2015-07-23 | 2015-07-23 | Instantaneous and composite sample collection system of shunting normal position runoff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520537822.3U CN204740155U (en) | 2015-07-23 | 2015-07-23 | Instantaneous and composite sample collection system of shunting normal position runoff |
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| Publication Number | Publication Date |
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| CN204740155U true CN204740155U (en) | 2015-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520537822.3U Withdrawn - After Issue CN204740155U (en) | 2015-07-23 | 2015-07-23 | Instantaneous and composite sample collection system of shunting normal position runoff |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004577B (en) * | 2015-07-23 | 2016-04-13 | 浙江大学 | Instantaneous and the biased sample harvester of a kind of shunting original position runoff and method thereof |
| CN108046472A (en) * | 2017-12-22 | 2018-05-18 | 河南大松仪器设备有限公司 | A kind of medical waste water processing equipment |
| CN110619804A (en) * | 2019-09-23 | 2019-12-27 | 中国水利水电科学研究院 | Experiment platform for producing convergence |
-
2015
- 2015-07-23 CN CN201520537822.3U patent/CN204740155U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004577B (en) * | 2015-07-23 | 2016-04-13 | 浙江大学 | Instantaneous and the biased sample harvester of a kind of shunting original position runoff and method thereof |
| CN108046472A (en) * | 2017-12-22 | 2018-05-18 | 河南大松仪器设备有限公司 | A kind of medical waste water processing equipment |
| CN110619804A (en) * | 2019-09-23 | 2019-12-27 | 中国水利水电科学研究院 | Experiment platform for producing convergence |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151104 Effective date of abandoning: 20160413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |