CN202188974U - Gravity type cylindrical sediment stratifying and sampling device - Google Patents
Gravity type cylindrical sediment stratifying and sampling device Download PDFInfo
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- CN202188974U CN202188974U CN 201120304864 CN201120304864U CN202188974U CN 202188974 U CN202188974 U CN 202188974U CN 201120304864 CN201120304864 CN 201120304864 CN 201120304864 U CN201120304864 U CN 201120304864U CN 202188974 U CN202188974 U CN 202188974U
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Abstract
The utility model discloses a gravity type cylindrical sediment stratifying and sampling device which comprises a cylindrical sediment sampler and a sediment stratifying component, wherein the cylindrical sediment sampler comprises a drill bit, a drill cylinder, a multi-disc check valve, a sampling cylinder, a sampling pipe, a gravity pipe, a weighting disc, a cover and a hanging ring; and the sediment stratifying component comprises a rubber stopper pushing rod, a stratifying cylinder and a cutter. The multi-disc check valve which is used for preventing the sediment from flowing backwards is arranged between the drill bit and the drill cylinder of the sampler; the drill cylinder is in threaded connection with the sampling cylinder; the sampling pipe is arranged in the sampling cylinder; the upper end of the sampling cylinder is in threaded connection with the gravity pipe; the weighting disc is sheathed at the periphery of the gravity pipe; the cover and the hanging ring are welded at the upper end of the gravity pipe; and the rubber stopper pushing rod, the stratifying cylinder and the cutter of the sediment stratifying component are used for stratifying sediments in the sampling pipe. The device has the advantages of simple structure, convenience in operation, small interfacial disturbance, high sampling success rate and the like and is suitable for cylindrically stratifying and sampling the sediments in water areas such as river channels, lakes, reservoirs, oceans and the like.
Description
Technical field
The utility model relates to environmental science river, lake, reservoir and oceanic sediment acquisition technique field, is specifically related to a kind of gravity type column water body deposit column stratified sampling device.
Background technology
Sediment is the important component part in waters such as river, lake, reservoir and ocean; It can be through carrying out mass exchange between number of ways and the overlying water; The living environment that the migration of pollutant such as heavy metal, organochlorine transforms hydrobiont and zoobenthos in the sediment plays the material impact effect; Sedimental " health status " is related to the health of aquatic ecosystem undoubtedly; And then have influence on the mankind itself through food chain, therefore sediment sample is gathered and monitoring has very important significance.The sediment sampling device of developing both at home and abroad at present is of a great variety; Mainly comprise gravity sampling thief, piston type sampling thief, link-type sampling thief, freezing type sampling thief and drilling type sampling thief etc.; Wherein the portable gravity sampling thief in water body deposit research, use general, have be easy to carry, characteristics simple to operate.The gravity sampling thief is divided into two types of grab type and column formulas; The grab type sampling thief is simple in structure, easy to operate; But only be fit to gather the sample about 20 cm of top layer; Big to the sediment sample disturbance, sealing is poor, is prone to cause the sample flow problems such as collecting efficiency is low of becoming estranged, and only is used for the collection of top layer mixed state sediment sample usually; Column formula sampling thief is through obtaining undisturbed columnar deposition matter sample in the vertical insertion sediment; The sample of being obtained has good representativeness, the many complex structures of column formula sampling thief that use at present, and volume is bigger and heavy; Need special lifting appliance; Cost an arm and a leg, inconvenient operation remains further perfect.
Summary of the invention
The utility model is in order to solve the problem that exists in the above-mentioned prior art a kind of gravity type column shaped deposit stratified sampling device to be provided.
The technical scheme that the utility model is taked for the technical matters that exists in the solution known technology is:
The gravity type column shaped deposit stratified sampling device of the utility model comprises sediment columnar sampler and sediment layered component, and columnar sampler comprises drill bit, brill tube, column sampling cylinder, gravity pipe, lid and the suspension ring that connect successively from bottom to up; Be provided with the multi-clove type non-return valve in the drill bit, column sampling cylinder internal fixation is connected with sampling pipe, and gravity pipe periphery is socketed with and increases the weight of dish; The sediment layered component comprises rubber plug push rod, layering tube and cutting knife.
Described multi-clove type non-return valve is arranged on the drill bit internal upper end, is stainless steel, and the multi-clove type non-return valve is opened lobe and is directed upwardly.
Described column sampling cylinder is a stainless steel, and long 1.2 m-1.5m are provided with vertical observation groove on the sidewall of column sampling cylinder.
The described sampling pipe that is fixedly connected in the column sampling cylinder is transparent plexi-glass tubular, long 1.0m-1.2m.
Described drill bit, multi-clove type non-return valve, sampling pipe are identical with the internal diameter size of gravity pipe.
The described dish that increases the weight of increases the weight of to coil the afterbody periphery and equally spaced is provided with three water conservancy diversion empennages for stainless steel hollow out right cylinder.
During sampling, earlier tentatively confirm water depth, subsequently sampling apparatus is slowly transferred perpendicular to liquid level, when dried up deposit thing 2-3m, drop fast; With the sampling apparatus pull-up, place sampling apparatus subsequently, insert the rubber plug push rod from drill bit, be pushed into inward in the sampling pipe 5 with 15 ° inclination angles; Shed subsequently and bore the tube part, take out whole sampling pipe, sediment sample is collected in the transparent sampling pipe, so it can keep the original position of sample and the situation of section layering clearly; Whole sampling pipe is placed with the rubber plug push rod is vertical, and at sampling pipe upper ends layering tube, the layering barrel thickness is confirmed as required; Be generally 2cm or 5cm, slowly promote the rubber plug push rod, when sediment is full of whole layering tube; With cutting knife the layering tube is separated with sediment in the sampling pipe, obtain a complete stratified sedimentation matter sample, repeat above-mentioned delaminating process; Finish until whole column shaped deposit layering, sampling pipe and drill bit are cleaned, can get into the next sampling period.
Advantage and the good effect that the utlity model has are:
The gravity type column shaped deposit stratified sampling device of the utility model can be gathered the sediment in river, lake, reservoir and the ocean effectively, and the accurate layering of the science of carrying out, and this device is easy to operate, interfacial disturbance is little and be sampled into the power height.
Description of drawings
Fig. 1 is the structural representation of columnar sampler in the sampling apparatus of the utility model;
Fig. 2 is the structural representation of multi-clove type non-return valve in the sampling apparatus of the utility model;
Fig. 3 is the structural representation of sampling pipe in the utility model sampling apparatus;
Fig. 4 is the structural representation of rubber plug push rod in the sediment layered component of sampling apparatus of the utility model;
Fig. 5 is the structural representation of layering tube in the sediment layered component of sampling apparatus of the utility model of the utility model;
Fig. 6 is the structural representation of cutting knife in the sediment layered component of sampling apparatus of the utility model of the utility model.
Critical piece symbol description in the accompanying drawing:
1: drill bit 2: the multi-clove type non-return valve
3: bore tube 4: sampling cylinder
5: sampling pipe 6: the gravity pipe
7: increase the weight of to coil 8: lid
9: suspension ring 10: the observation groove
11: water conservancy diversion empennage 12: the rubber plug push rod
13: layering tube 14: cutting knife.
Embodiment
Followingly the utility model is carried out detailed explanation with reference to accompanying drawing and embodiment.But present embodiment is not limited to the utility model, and analog structure of every employing the utility model and similar variation thereof all should be listed the protection domain of the utility model in.
The gravity type column shaped deposit stratified sampling device of the utility model comprises sediment columnar sampler and sediment layered component.
Fig. 1 is the structural representation of columnar sampler in the sampling apparatus of the utility model; Fig. 2 is the structural representation of multi-clove type non-return valve in the sampling apparatus of the utility model; Fig. 3 is the structural representation of sampling pipe in the utility model sampling apparatus.To shown in Figure 3, columnar sampler comprises drill bit 1, multi-clove type non-return valve 2, brill tube 3, column sampling cylinder 4, gravity pipe 6, lid 8 and the suspension ring 9 that connect successively from bottom to up like Fig. 1.Multi-clove type non-return valve 2 is arranged on drill bit 1 inner upper end, is stainless steel, and multi-clove type non-return valve 2 is opened lobe and is directed upwardly.
Column sampling cylinder 4 is a stainless steel, and long 1.2 m-1.5m are provided with vertical observation groove 10 on the sidewall of column sampling cylinder 4.Column sampling cylinder 4 internal fixation are connected with sampling pipe 5, and sampling pipe 5 is transparent plexi-glass tubular, long 1.0m-1.2m.
Drill bit 1, multi-clove type non-return valve 2, sampling pipe 5 are identical with the internal diameter size of gravity pipe 6.
The sediment layered component comprises rubber plug push rod 12 shown in Figure 4, layering tube 13 shown in Figure 5 and cutting knife 14 shown in Figure 6.
During use, multi-clove type non-return valve 2 is installed in the drill bit 1, is threaded fixing through drill bit 1 and brill tube 3; Multi-clove type non-return valve 2 is opened lobe and is directed upwardly, and will bore tube 3 after installing and be threaded with sampling cylinder 4, in sampling pipe 5 insertion sampling cylinders 4; Subsequently sampling cylinder 4 and gravity pipe 5 through being threaded, sampling pipe 5 is fixed in the sampling cylinder 4, according to actual conditions; Increase and decrease one or several and increase the weight of to coil 7; Have water conservancy diversion empennage 11 increase the weight of coil 7 and be placed in the top all the time, as required rope is tied up on the suspension ring 9 subsequently, whole sampling apparatus installs.
During sampling, preliminary earlier definite water depth is slowly transferred sampling apparatus perpendicular to liquid level subsequently; When dried up deposit thing 2-3m, drop fast,, place sampling apparatus with 15 ° inclination angles subsequently with the sampling apparatus pull-up; Insert rubber plug push rod 12 from drill bit 1, be pushed into inward in the sampling pipe 5, shed subsequently and bore tube 3 parts; Take out whole sampling pipe 5, sediment sample is collected in the transparent sampling pipe 5, so it can keep the original position of sample and the situation of section layering clearly; With whole sampling pipe 5 and the 12 vertical placements of rubber plug push rod, at sampling pipe 5 upper ends layering tubes 13, layering tube 13 thickness are confirmed as required; Be generally 2cm or 5cm, slowly promote the rubber plug push rod, when sediment is full of whole layering tube 13; With cutting knife 14 layering tube 13 is separated with sediment in the sampling pipe 5, obtain a complete stratified sedimentation matter sample, repeat above-mentioned delaminating process; Finish until whole column shaped deposit layering, sampling pipe 5 and drill bit 1 are cleaned, can get into the next sampling period.In the concrete test, be provided with 18 sampled points between sampling period altogether, different mining sampling point water depth is between the 6-30m, and being sampled into power is 100%, and the thickness of deposits of sampled point collection is between the 45-75cm.
When other utilizes the sampling apparatus of the utility model to carry out river drift sampling test in the river course; 4 of sample spot positions are set, on 4 bridges in river course, carry out during sampling, with the sampling thief that assembles at first perpendicular to the water surface; When dried up body sediment 2-3m, hurtle down; This sampled point water depth is 2-3m, and the thickness of deposits of sampled point collection is 50-80cm, and being sampled into power is 100%.
In sum; Utilize the gravity type column shaped deposit stratified sampling device of the utility model; Can gather the sediment in river, lake, reservoir and the ocean effectively, and the accurate layering of the science of carrying out, this device is easy to operate, interfacial disturbance is little and be sampled into the power height.
Claims (6)
1. gravity type column shaped deposit stratified sampling device; Comprise sediment columnar sampler and sediment layered component, it is characterized in that: columnar sampler comprises drill bit (1), brill tube (3), a column sampling cylinder (4), gravity pipe (6), lid (8) and the suspension ring (9) that connect successively from bottom to up; Be provided with multi-clove type non-return valve (2) in the drill bit (1), column sampling cylinder (4) internal fixation is connected with sampling pipe (5), and gravity pipe (6) periphery is socketed with and increases the weight of dish (7); The sediment layered component comprises rubber plug push rod (12), layering tube (13) and cutting knife (14).
2. gravity type column shaped deposit stratified sampling device according to claim 1 is characterized in that: multi-clove type non-return valve (2) is arranged on drill bit (1) inner upper end, is stainless steel, and the multi-clove type non-return valve is opened lobe and is directed upwardly.
3. gravity type column shaped deposit stratified sampling device according to claim 1 is characterized in that: column sampling cylinder (4) is a stainless steel, and long 1.2 m-1.5m are provided with vertical observation groove (10) on the sidewall of column sampling cylinder (4).
4. gravity type column shaped deposit stratified sampling device according to claim 1 is characterized in that: the sampling pipe (5) that is fixedly connected in the column sampling cylinder (4) is transparent plexi-glass tubular, long 1.0m-1.2m.
5. gravity type column shaped deposit stratified sampling device according to claim 1 is characterized in that: drill bit (1), multi-clove type non-return valve (2), sampling pipe (5) are identical with the internal diameter size of gravity pipe (6).
6. gravity type column shaped deposit stratified sampling device according to claim 1 is characterized in that: increase the weight of dish (7) and be stainless steel hollow out right cylinder, increase the weight of dish (7) afterbody periphery and equally spaced be provided with three water conservancy diversion empennages (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120304864 CN202188974U (en) | 2011-08-22 | 2011-08-22 | Gravity type cylindrical sediment stratifying and sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120304864 CN202188974U (en) | 2011-08-22 | 2011-08-22 | Gravity type cylindrical sediment stratifying and sampling device |
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| CN202188974U true CN202188974U (en) | 2012-04-11 |
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| CN 201120304864 Expired - Fee Related CN202188974U (en) | 2011-08-22 | 2011-08-22 | Gravity type cylindrical sediment stratifying and sampling device |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661877A (en) * | 2012-05-19 | 2012-09-12 | 林映津 | Underwater bottom sludge sample detecting device |
| CN103900857A (en) * | 2014-04-17 | 2014-07-02 | 中国环境科学研究院 | Particulate object columnar stratified sampler |
| CN104048849A (en) * | 2013-03-13 | 2014-09-17 | 中国科学院生态环境研究中心 | Method and device for water-sediment interface in-situ sampling and fixing |
| CN107677500A (en) * | 2017-09-12 | 2018-02-09 | 中国科学院南海海洋研究所 | Binary automatic coupling formula ocean columnar sampler drill bit |
| CN107941557A (en) * | 2017-12-29 | 2018-04-20 | 北京桑德环境工程有限公司 | A kind of column shaped deposit layered sampling device |
| CN108827687A (en) * | 2018-09-12 | 2018-11-16 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of high dam depth library column core of sediments acquisition device based on acoustic vibration |
| CN109580271A (en) * | 2018-12-27 | 2019-04-05 | 华东师范大学 | Undisturbed sediment columnar sampler and its acquisition method suitable for silt coast |
| CN109856008A (en) * | 2019-02-28 | 2019-06-07 | 湖南科技大学 | A kind of snow deposit density measuring equipment and usage |
| CN110031258A (en) * | 2019-05-21 | 2019-07-19 | 南京信息工程大学 | A kind of deposit anaerobic protection high-resolution layering collection device and collection method |
| CN110954364A (en) * | 2019-12-13 | 2020-04-03 | 生态环境部华南环境科学研究所 | But column deposit of layering sample divides appearance device |
| CN112881068A (en) * | 2021-01-15 | 2021-06-01 | 自然资源部第一海洋研究所 | Layered collecting device for seabed surface sediment |
| CN114088463A (en) * | 2021-11-26 | 2022-02-25 | 重庆三峡学院 | Remote control boat type surface sediment sampler |
| CN108827687B (en) * | 2018-09-12 | 2024-05-14 | 水利部交通运输部国家能源局南京水利科学研究院 | High dam deep reservoir sediment column core collection system based on sound wave vibration |
-
2011
- 2011-08-22 CN CN 201120304864 patent/CN202188974U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661877B (en) * | 2012-05-19 | 2017-07-28 | 林映津 | A kind of water-bed bed mud sampling and measuring device |
| CN102661877A (en) * | 2012-05-19 | 2012-09-12 | 林映津 | Underwater bottom sludge sample detecting device |
| CN104048849A (en) * | 2013-03-13 | 2014-09-17 | 中国科学院生态环境研究中心 | Method and device for water-sediment interface in-situ sampling and fixing |
| CN103900857A (en) * | 2014-04-17 | 2014-07-02 | 中国环境科学研究院 | Particulate object columnar stratified sampler |
| CN107677500B (en) * | 2017-09-12 | 2019-11-12 | 中国科学院南海海洋研究所 | Binary automatic coupling formula ocean columnar sampler drill bit |
| CN107677500A (en) * | 2017-09-12 | 2018-02-09 | 中国科学院南海海洋研究所 | Binary automatic coupling formula ocean columnar sampler drill bit |
| CN107941557B (en) * | 2017-12-29 | 2020-07-28 | 北京桑德环境工程有限公司 | Columnar sediment layered sampling device |
| CN107941557A (en) * | 2017-12-29 | 2018-04-20 | 北京桑德环境工程有限公司 | A kind of column shaped deposit layered sampling device |
| CN108827687A (en) * | 2018-09-12 | 2018-11-16 | 水利部交通运输部国家能源局南京水利科学研究院 | A kind of high dam depth library column core of sediments acquisition device based on acoustic vibration |
| CN108827687B (en) * | 2018-09-12 | 2024-05-14 | 水利部交通运输部国家能源局南京水利科学研究院 | High dam deep reservoir sediment column core collection system based on sound wave vibration |
| CN109580271A (en) * | 2018-12-27 | 2019-04-05 | 华东师范大学 | Undisturbed sediment columnar sampler and its acquisition method suitable for silt coast |
| CN109856008A (en) * | 2019-02-28 | 2019-06-07 | 湖南科技大学 | A kind of snow deposit density measuring equipment and usage |
| CN110031258A (en) * | 2019-05-21 | 2019-07-19 | 南京信息工程大学 | A kind of deposit anaerobic protection high-resolution layering collection device and collection method |
| CN110954364A (en) * | 2019-12-13 | 2020-04-03 | 生态环境部华南环境科学研究所 | But column deposit of layering sample divides appearance device |
| CN112881068A (en) * | 2021-01-15 | 2021-06-01 | 自然资源部第一海洋研究所 | Layered collecting device for seabed surface sediment |
| CN114088463A (en) * | 2021-11-26 | 2022-02-25 | 重庆三峡学院 | Remote control boat type surface sediment sampler |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20130822 |