CN214251700U - Device for synchronous layered sampling of surface water at same site - Google Patents
Device for synchronous layered sampling of surface water at same site Download PDFInfo
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- CN214251700U CN214251700U CN202023267941.1U CN202023267941U CN214251700U CN 214251700 U CN214251700 U CN 214251700U CN 202023267941 U CN202023267941 U CN 202023267941U CN 214251700 U CN214251700 U CN 214251700U
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- 238000005070 sampling Methods 0.000 title claims abstract description 131
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 26
- 239000002352 surface water Substances 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 238000007789 sealing Methods 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 description 9
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 208000001848 dysentery Diseases 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model discloses a device that is used for synchronous layering of same site surface water to take a sample, including the sampler barrel, piston rod and sampling bottle, the piston rod hole has been seted up on the sampler barrel, the sampler barrel internal fixation has the layering baffle of separating into the sampling cavity with the sampler barrel, the sampling cavity passes through the body intercommunication with the sampling bottle, the through-hole has been seted up on the layering baffle, the piston rod passes piston rod hole and through-hole suit in the sampling cavity in proper order, be located and be provided with the piston that draws water on the piston rod in the sampling cavity, the water service mouth has been seted up to the lateral wall of the sampler barrel that is located sampling cavity bottom, it is sealed through the sealing washer between piston rod and the layering baffle. The utility model discloses synchronous layering sampling device can once only gather the water of same position different levels, and it is accurate to gather water sample data, can reflect the true condition of water, the work load that has significantly reduced, and collection efficiency is high, and has overcome the contaminated difficulty of collection sample, is applicable to the sample of gathering different depths of water or has special requirement's occasion to the gathering depth of water.
Description
Technical Field
The utility model relates to a sampling device, concretely relates to synchronous stratified sampling's of same position surface water device.
Background
Water is a valuable resource essential for human production and life, and the distribution condition of water resources in various regions is greatly different due to the differences of climate, altitude, longitude and latitude, distance between oceans and the like in the regions. In addition, the water body pollution conditions are different due to different industrialization degrees. It is because of these problems that water resource utilization and water environment improvement present a great challenge.
When water sampling is performed, a common method includes:
the method comprises the following steps: firstly, placing a sampling device in a water body at a water body sampling position;
step two: when the water body tends to be static, the piston rod is pulled upwards to press the water body sample into the sampling cylinder, and then the piston rod is pulled downwards, so that the water body sample enters the collection bottle;
step three: and moving the sampling device to different sampling positions, repeating the second operation step, and ending the experiment.
Nevertheless this application utility model people is realizing the in-process of utility model embodiment, finds that above-mentioned technique has following technical problem at least:
the existing surface water collecting device mostly adopts an open design, and is generally carried out for multiple times when collecting different water layer samples at the same point position, the sampling mode has large water body disturbance and difference in sample collecting time, and can not ensure that all samples completely come from the same point position, the distribution of the collected water samples on the water layer can not be accurately grasped, and meanwhile, the workload is increased by sampling for multiple times. In some monitoring works needing to collect samples of different water layers at the same point, the real conditions of the water body cannot be accurately reflected by using sample data collected by the conventional device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough of above-mentioned prior art, provide a device that is used for synchronous stratified sampling of same position surface water. The synchronous layered sampling device can collect water bodies at the same position and different levels at one time, the collected water body sample data are accurate, the real condition of the water body can be reflected, the workload is greatly reduced, the collection efficiency is high, the difficulty that the collected samples are polluted is overcome, and the synchronous layered sampling device is suitable for collecting samples at different water depths or occasions with special requirements on the collected water depths.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a synchronous stratified sampling's of same position surface water device which characterized in that: comprises a sampling cylinder, a piston rod and sampling bottles, wherein the top end surface of the sampling cylinder is provided with a piston rod hole, n layered clapboards for dividing the sampling cylinder into sampling cavities are fixed in the sampling cylinder, n is a positive integer, n +1 sampling cavities are communicated with one sampling bottle through a pipe body, the layered partition plates are vertical to the central axis of the sampling cylinder, the central parts of the n layered partition plates are provided with through holes, the piston rod sequentially penetrates through the piston rod hole and the n through holes to be sleeved in the n +1 sampling cavities of the sampling cylinder, the piston rod positioned in each of the n +1 sampling cavities is provided with a pumping piston, the side wall of the sampling cylinder positioned at the bottom end of the sampling cavity is provided with a water through hole, the lowest end of the water through port is flush with the bottom surface of the sampling cavity, and the aperture of the water through port is not larger than the thickness of the water pumping piston; the piston rod and the layered partition plate are sealed through a sealing ring.
Foretell a device that is used for synchronous layering of same position surface water to take a sample, its characterized in that, the sampler barrel bottom surface has hung the lead weight, and the purpose is in order to guarantee the utility model discloses real-time vertical.
Foretell a device that is used for synchronous layering of same position surface water to take a sample, a serial communication port, the sampler barrel outside encircles the parcel and has 1 or a plurality of inflatable body, and the purpose is in order to make the utility model discloses the combined action of water buoyancy and lead weight gravity is quiet under in the volume of awaiting measuring position point.
The device for synchronous layered sampling of surface water at the same site is characterized in that a piston rod hole in the cylindrical top surface of the sampling cylinder is sealed with a piston rod in an extruding mode through a sealing ring, and the purpose is to ensure the sealing performance of the sampling cylinder.
The device for synchronous layered sampling of surface water at the same site is characterized in that the top end face of the piston rod is provided with a protrusion facilitating stretching of the piston rod, and the purpose is to prevent the piston rod from slipping when being stretched up and down.
The device for synchronous layered sampling of surface water at the same site is characterized in that n +1 sampling cavities have the same height, and the purpose is to ensure the accuracy of the water level heights of different layers at the same site of a water body.
The device for synchronous layered sampling of surface water at the same site is characterized in that the sampling cylinder is communicated with the three-way valve through a water port; the three-way valve and the water port are sealed through a sealing washer, the three-way valve is communicated with a water delivery hose, the water delivery hose is communicated with a water inlet pipe, and the water inlet pipe is vertically arranged in the sampling bottle; the sampling bottle is matched with the water inlet pipe in a sealing mode, and the type of the three-way valve is F001-01 of a Ruhr manufacturer.
The device for synchronous layered sampling of surface water at the same site is characterized in that the sampling bottle body is in threaded connection with the bottle cap; the sampling bottle material is transparent polyethylene material, the sampling bottle surface portrayal has the scale mark, and the purpose is sealed in order to guarantee the sampling bottle to conveniently observe the volume of gathering the water sample.
The device for synchronous layered sampling of surface water at the same site is characterized in that the sealing ring is made of rubber.
The device for synchronous layered sampling of surface water at the same site is characterized in that the water delivery hose is made of soft plastic, and the water inlet pipe is made of hard plastic.
Compared with the prior art, the utility model has the following advantage:
1. the utility model discloses a mutual independence's sample cavity is separated into by the layering baffle that a plurality of levels set up to the sampler barrel, and every sample cavity is provided with the piston that draws water. And every sample cavity bottom has seted up the limbers, through the piston rod in the tensile sampling tube of once, can take the not water sample of same position co-altitude, once only shifts over to the sampling bottle of difference through the body again at last and preserves, and this sampling process has reduced the sample number of times, improves sampling efficiency. And because every sample cavity is independent each other, the not mutual interference pollution of water sample of co-altitude can not.
2. The utility model discloses still be provided with inflatable body on the sampler barrel, adopt inflatable body can increase buoyancy, and then reduce the bearing capacity of experimenter in the sample process. To some great positions of rivers, the sampling tube bottom is connected with the plummet, can make the sampling tube keep vertical state.
3. The utility model discloses the sampler barrel shape is transparent cylinder, and a sampler barrel side is provided with the scale mark, and it is applicable to the occasion that has special requirements to gathering the water sample degree of depth.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure of the middle piston rod, the pumping piston, the water through hole and the layered partition plate of the present invention.
Description of reference numerals:
1-a piston rod; 2-a sampling tube; 3-piston rod hole; 4-a through hole;
5, a water pumping piston; 6, sealing rings; 7-water hose; 8, a water inlet pipe;
9-sampling bottle; 10-water through port; 11-a layered separator; 12-lead plummet;
13-inflatable body; 14-a sampling cavity; 15-three-way valve.
Detailed Description
Examples
As shown in fig. 1 and fig. 2, the sampling device comprises a sampling cylinder 2, a piston rod 1 and a sampling bottle 9, wherein a piston rod hole 3 is formed in the top end face of the sampling cylinder 2, 3 layered partition plates 11 for dividing the sampling cylinder 2 into sampling cavities 14 are fixed in the sampling cylinder 2, 4 sampling cavities 14 are communicated with one sampling bottle 9 through a pipe body, the layered partition plates 11 are perpendicular to the central axis of the sampling cylinder 2, through holes 4 are formed in the central parts of the 3 layered partition plates 11, the piston rod 1 sequentially passes through the piston rod holes 3 and the 3 through holes 4 and is sleeved in the 4 sampling cavities 14 of the sampling cylinder 2, a pumping piston 5 is arranged on the piston rod 1 in the 4 sampling cavities 14, a water through hole 10 is formed in the side wall of the sampling cylinder 2 at the bottom end of the sampling cavity 14, and the lowest end of the water through hole 10 is flush with the bottom face of the sampling cavity 14, the aperture of the water through opening 10 is not larger than the thickness of the pumping piston 5; the piston rod 1 and the layered partition plate 11 are sealed through a sealing ring 6.
In this embodiment, lead weight 12 is hung on the bottom surface of sampling tube 2, and the purpose is to ensure that sampling tube 2 always keeps a vertical state when sampling in a water body.
In this embodiment, the sampling tube 2 outside parcel has 1 inflatable body 13, inflatable body 13 is glued with sampling tube 2, the purpose is for making the utility model discloses stand still in the volume of awaiting measuring position point under the combined action of water buoyancy and lead weight gravity.
In this embodiment, the piston rod hole 3 on the cylindrical top surface of the sampling tube 2 and the piston rod 1 are sealed by extruding through the sealing ring 6, so as to ensure the sealing of the sampling tube.
In this embodiment, a protrusion for facilitating stretching is disposed on the top end surface of the piston rod 1, so as to prevent slipping when the piston rod is stretched up and down.
In this embodiment, the piston rod 1 and the layered partition 11 are concentrically arranged, and the heights of the 4 sampling cavities 14 are the same, so as to ensure the accuracy of the water levels of different layers at the same position of the water body.
In the embodiment, the sampling tube 2 is communicated with a three-way valve 15 through a water port 10; the three-way valve 15 and the water through opening 10 are sealed through a sealing washer 15, the three-way valve 15 is communicated with the water delivery hose 7, the water delivery hose 7 is communicated with the water inlet pipe 8, and the water inlet pipe 8 is vertically arranged in the sampling bottle 9; the sampling bottle 9 is in sealing fit with the water inlet pipe 13, and the type of the three-way valve 15 is F001-01 of Ruhr manufacturer. .
In this embodiment, the sampling bottle 9 has a body in threaded connection with a bottle cap; the sampling bottle 9 material is transparent polyethylene material, 9 surface portraits of sampling bottle have the scale mark, and the purpose is sealed in order to guarantee the sampling bottle to conveniently observe the volume of gathering the water sample.
In this embodiment, the sealing ring 6 is made of rubber.
In this embodiment, the water hose 7 is made of a soft plastic material, and the water inlet pipe 8 is made of a hard plastic pipe.
The sampling process of the surface water synchronous stratified sampling device comprises the following steps:
the method comprises the following steps: the choice of whether to use the inflatable float 13 and lead weight 12 depends on the actual situation at the sampling site. When the environment of rivers torrent is down-sampled, in order to avoid the sampling bottle to drop, before piston rod 1 extraction water sample, earlier water hose 7 and three-way valve 15 break off, then place water hose 7, inlet tube 8 and sampling bottle 9 on one side.
Step two: adjust 15 valve handle positions of three-way valve, make the right angle opening of three-way valve 15 be connected with water service port 10, the piston 5 that draws water this moment presses the least significant end to sample cavity 14, the water service port 10 has been kept in the piston 5 that draws water, guarantee that the in-process of intaking can not have water to get into sample cavity 14, then put into the water of sample position with sampler barrel 2, when waiting to reach the preset height, keep sampler barrel 2 position unchangeable, and be vertical state, upwards pull piston rod 1 again, treat that the right angle opening of piston 5 that draws water after upwards removing three-way valve 15 and water service port 10 logical water, the water sample of co-altitude gets into in the not sample cavity 14 of co-altitude.
Step three: and the water delivery hose 7 is communicated with the three-way valve 15 again, then the position of a valve handle of the three-way valve 15 is changed, the water through port 10 is connected with the water delivery hose 7, the taken water samples with different heights are pressed into different sampling bottles 9 for storage by downwards pressing the piston rod 1, and finally the purpose of simultaneously taking the water samples with different heights at the same site is achieved.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Any simple modifications, changes and equivalent changes made to the above embodiments according to the technical spirit of the present invention all fall within the protection scope of the technical solution of the present invention.
Claims (8)
1. The device for synchronous stratified sampling of surface water at the same site is characterized by comprising a sampling cylinder (2), a piston rod (1) and sampling bottles (9), wherein a piston rod hole (3) is formed in the top end face of the sampling cylinder (2), n stratified partition plates (11) are fixed in the sampling cylinder (2), n stratified partition plates (11) separate the cylinder body of the sampling cylinder (2) into n +1 sampling cavities (14), n is a positive integer, and n +1 sampling cavities (14) are communicated with one sampling bottle (9) through a water delivery hose (7), the stratified partition plates (11) are perpendicular to the central axis of the sampling cylinder (2), n through holes (4) are formed in the central part of each stratified partition plate (11), and the piston rod (1) sequentially penetrates through the piston rod hole (3) and n through holes (4) to be sleeved in the n +1 sampling cavities (14) of the sampling cylinder (2), a water pumping piston (5) is arranged on each piston rod (1) positioned in n +1 sampling cavities (14), a water through opening (10) is formed in the side wall of the sampling cylinder (2) positioned at the bottom end of each sampling cavity (14), the lowest end of the water through opening (10) is flush with the bottom surface of the sampling cavity (14), and the aperture of the water through opening (10) is not larger than the thickness of the water pumping piston (5); install three-way valve (15) on limbers (10), water delivery hose (7) and three-way valve (15) detachable connection, it is sealed through sealing washer (6) between piston rod (1) and layering baffle (11).
2. The device for synchronous stratified sampling of surface water at the same site as in claim 1, wherein a lead weight (12) is hung on the bottom surface of the sampling cylinder (2).
3. The device for synchronous stratified sampling of surface water at the same site as claimed in claim 1, characterized in that the sampling cylinder (2) is surrounded on the outside by 1 or more inflatable floats (13).
4. The device for synchronous stratified sampling of surface water at the same site as claimed in claim 1, wherein said piston rod hole (3) is compression-sealed with the piston rod (1) by means of a sealing ring (6).
5. A device for synchronous stratified sampling of surface water at the same site as claimed in claim 4, characterized in that the piston rod (1) is provided with protrusions facilitating stretching.
6. A device for simultaneous stratified sampling of surface water at the same site as claimed in claim 1, characterized in that the heights of n +1 of said sampling cavities (14) are the same.
7. The device for synchronous stratified sampling of surface water at the same site as in claim 1, wherein the body of the sampling bottle (9) is in threaded connection with the bottle cap; the sampling bottle (9) material is transparent polyethylene material, sampling bottle (9) surface is provided with the scale mark.
8. The device for synchronous stratified sampling of surface water at the same site as claimed in claim 1, wherein the material of said sealing ring (6) is rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023267941.1U CN214251700U (en) | 2020-12-30 | 2020-12-30 | Device for synchronous layered sampling of surface water at same site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023267941.1U CN214251700U (en) | 2020-12-30 | 2020-12-30 | Device for synchronous layered sampling of surface water at same site |
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| Publication Number | Publication Date |
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| CN214251700U true CN214251700U (en) | 2021-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023267941.1U Expired - Fee Related CN214251700U (en) | 2020-12-30 | 2020-12-30 | Device for synchronous layered sampling of surface water at same site |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820182A (en) * | 2021-09-29 | 2021-12-21 | 闵志辉 | Oil liquid layering sampling device for edible oil automatic production line |
| CN114894550A (en) * | 2022-07-12 | 2022-08-12 | 常州中能环境工程有限公司 | Detection sampling device based on industrial wastewater treatment |
-
2020
- 2020-12-30 CN CN202023267941.1U patent/CN214251700U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113820182A (en) * | 2021-09-29 | 2021-12-21 | 闵志辉 | Oil liquid layering sampling device for edible oil automatic production line |
| CN113820182B (en) * | 2021-09-29 | 2024-04-12 | 唐山汇香植物油有限公司 | Be used for edible oil automation line fluid layering sampling device |
| CN114894550A (en) * | 2022-07-12 | 2022-08-12 | 常州中能环境工程有限公司 | Detection sampling device based on industrial wastewater treatment |
| CN114894550B (en) * | 2022-07-12 | 2022-09-16 | 常州中能环境工程有限公司 | Detection sampling device based on industrial wastewater treatment |
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Granted publication date: 20210921 |