CN104062148B - Detachablely determine area sediment sampler and the method for sampling thereof - Google Patents
Detachablely determine area sediment sampler and the method for sampling thereof Download PDFInfo
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- CN104062148B CN104062148B CN201410275242.1A CN201410275242A CN104062148B CN 104062148 B CN104062148 B CN 104062148B CN 201410275242 A CN201410275242 A CN 201410275242A CN 104062148 B CN104062148 B CN 104062148B
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- sampling
- blocking device
- sampling cylinder
- control lever
- bed mud
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Abstract
The present invention relates to and a kind of detachablely determine area sediment sampler and the method for sampling thereof.Can be used for environmental monitoring, bioengineering, water supply and sewage work field, is a kind of sampler fixing sampling cross section for river, lake, reservoir and neritic province domain bed mud and sediment.This sampling thief controls whole sampling thief by sampling cylinder handle and blocking device joystick, by rotational lock joystick opening closure during sampling, by sampling cylinder operating grip, sampling cylinder is placed river bed to sample, sampling terminates rear close-lock device, avoid bed mud sample in sampling cylinder to run off, and constant cross-sectional area bed mud sample can be obtained.This sampling thief, compared with other substrate sludge sampling devices, can be applied to the river bottom mud bed mud sample collection work that water percentage is larger better, and this device have simple to operate, be convenient to dismounting, lower-cost advantage.
Description
Technical field
The present invention relates to sediment sampler, particularly relate to and a kind of detachablely determine area sediment sampler and the method for sampling thereof.
Background technology
Current China counts absolutely greatly river and encroached on by water pollutions in various degree, a pollution factor part is eliminated by self-purification of water degraded, the material of part difficult degradation, as heavy metal or the pollutant that exceedes the self-purification ability of enviroment are deposited on riverbed by a series of Transport And Transformation, riverbed sediment pollution is increased the weight of.Therefore, need by inquiry, sample, understand water pollution situation and change thereof, investigate thoroughly migration situation and the pollutant accumulation change procedure of bed mud, grasp mercury dress situation, make corresponding control measures.
But because sampled point is river bed, Sediment Composition more complicated, sample collector can only control sampling by operation waterborne, and muddy water mixes the thickness, hierarchy and the fixing sampling area that are difficult to ensure bed mud.Therefore, selecting, the sampling of sediment sampler General Requirements is simple and efficient, thickness and the hierarchy of bed mud will be kept as much as possible in sampling process, this just requires the compression as far as possible reduced when sampling to sample in operating process, to ensure during sampling that the bed mud sample in cross section of fixing is amassed, to ensure the degree of accuracy that follow-up study is analyzed.At present, partial monopoly is attempted sediment sampler, such as by name " a kind of river bottom mud sampler " (application number CN201210905595, publication number-
:cN103592137A) patent, although structure is simple, easily make, cost is low, can not obtain fixing sample in cross section and amass; " cylindrical shallow layer sediment sampler " (application number: CN201210122983 by name, publication number: CN103234777A) patent, by increasing cutting device in cylinder, keep the hierarchy of sample, but jagged thief hatch and cutting device are easily out of shape in actual mechanical process in sampling process, can not ensure that the sample in cross section of fixing is amassed when obtaining sample, being unfavorable for the accuracy of subsequent calculations; Therefore, in actual monitoring, the sample accuracy obtained with such device and reliability reduce greatly.
In addition, along with the progress of environmental protection and science and technology, the substrate sludge sampling instrument that a lot of automaticity is very high all has finished product, as power-driven machinery formula sampling thief be applicable on a large scale, on a large scale substrate sludge sampling is movable, but corresponding adapting device is complicated, has higher requirements to sampling environment, carry trouble, and involve great expense, for high cost common monitoring, therefore develop a kind of be applicable to be convenient for carrying low cost detachable to determine area sediment sampler imperative.
Summary of the invention
In order to solve institute's problems faced in background technology, the object of this invention is to provide a kind of taking and during bed mud sample, ensureing that sample has the detachable sediment sampler of constant cross-sectional area.
Detachablely determine area sediment sampler and comprise sawtooth, chassis, outer sleeve bottom sampling cylinder operating grip, blocking device control handle, sampling cylinder control lever, blocking device control lever, thin spiral pipe, pinion head pipe, sampling cylinder control lever base, sampling cylinder, blocking device, gear, fan-shaped sheet metal, sliding metal post, hold-down nut, sampling cylinder;
Sampling cylinder operating grip is connected with one end spiral of sampling cylinder control lever, sampling cylinder control lever is made up of the thin spiral pipe of more piece, each thin spiral pipe one end is provided with internal thread, the other end is provided with the external thread matched with internal thread, the thin spiral pipe of the sampling cylinder control lever other end is welded on sampling cylinder control lever base, base is provided with internal thread, sampling cylinder upper end is provided with the external thread matched with internal thread on base, bottom sampling cylinder, sawtooth is engaged with the hold-down nut on blocking device by gear, blocking device is by multiple fan-shaped sheet metal, sliding metal post, hold-down nut, chassis forms, multiple fan-shaped sheet metal controls blocking device folding by rotating, chassis is set with sliding metal post, blocking device control handle is connected with one end spiral of blocking device control lever, blocking device control lever is connected to form by more piece pinion head pipe, each pinion head pipe one end is provided with internal thread, the other end is provided with the external thread with screw-internal thread fit, urceolus top is coniform, bottom is cylindric, the blocking device control lever other end is welded on urceolus top, urceolus lower weld is on chassis.
Described blocking device gathers bed mud sample with fixing xsect, and the large I of xsect is regulated by blocking device control handle.
Described sampling cylinder control lever and blocking device control lever are hollow.
Described sampling cylinder control lever and blocking device control lever, outer sleeve all have osculum.
Describedly detachablely determine the area sediment sampler method of sampling and comprise the steps:
1) assemble sampling thief, control blocking device opening and closing degree in order to control sampled cross-section area by the operating grip of rotational lock;
2) sampling river course is chosen, the length of sampling cylinder control lever and blocking device control lever is deeply regulated according to river, by sampling cylinder operating grip, cylindrical shell is positioned over river bed, utilize the gravity of sampling thief self and sampler to apply external force and sampling thief is pressed into river bed, bed mud enters sampling cylinder;
3), after device to be sampled is stablized, close-lock device blocks river bed bed mud;
4), after being taken out by device, open blocking device, sampler bag is enclosed within bed mud exit, rotational lock control handle opens blocking device;
5) after sampling, sampling thief is placed in water, rotate control blocking device control handle, bed mud in fan-shaped sheet metal and sampling cylinder in cleaning blocking device.
The beneficial effect that the present invention has is: blocking device used can obtain constant cross-sectional area bed mud sample by operation control lever, bed mud can be blocked in blocking device closing process, appropriate amount of sample can be obtained as required, be convenient to calculate correlative, make to research and analyse more accurate, and this device have simple to operate, be convenient to dismounting, lower-cost advantage.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described;
Fig. 1 is detachable diagrammatic cross-section of determining area sediment sampler;
Fig. 2 is schematic appearance of the present invention;
Fig. 3 is the structural representation of blocking device of the present invention;
Fig. 4 is sampling cylinder vertical view schematic diagram of the present invention;
Fig. 5 is sampling cylinder operating grip decomposing schematic representation of the present invention;
Fig. 6 is blocking device operating grip decomposing schematic representation of the present invention;
In figure: sawtooth 14, chassis 15, outer sleeve 16 bottom sampling cylinder operating grip 1, blocking device control handle 2, sampling cylinder control lever 3, blocking device control lever 4, thin spiral pipe 5, pinion head pipe 6, sampling cylinder control lever base 7, sampling cylinder 8, blocking device 9, gear 10, fan-shaped sheet metal 11, sliding metal post 12, hold-down nut 13, sampling cylinder.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described further.
As shown in Figures 1 to 6, detachablely determine area sediment sampler and comprise sawtooth 14, chassis 15, outer sleeve 16 bottom sampling cylinder operating grip 1, blocking device control handle 2, sampling cylinder control lever 3, blocking device control lever 4, thin spiral pipe 5, pinion head pipe 6, sampling cylinder control lever base 7, sampling cylinder 8, blocking device 9, gear 10, fan-shaped sheet metal 11, sliding metal post 12, hold-down nut 13, sampling cylinder;
Sampling cylinder operating grip 1 is connected with one end spiral of sampling cylinder control lever 3, sampling cylinder control lever 3 is made up of the thin spiral pipe 5 of more piece, each thin spiral pipe 5 one end is provided with internal thread, the other end is provided with the external thread matched with internal thread, the thin spiral pipe of sampling cylinder control lever 3 other end is welded on sampling cylinder control lever base 7, base 7 is provided with internal thread, sampling cylinder 8 upper end is provided with the external thread matched with internal thread on base 7, bottom sampling cylinder, sawtooth 14 is engaged with the hold-down nut 13 on blocking device 9 by gear 10, blocking device 9 is by multiple fan-shaped sheet metal 11, sliding metal post 12, hold-down nut 13, chassis 15 forms, fan-shaped sheet metal 11 is fixed on chassis 15 by hold-down nut 13, multiple fan-shaped sheet metal 11 controls blocking device 9 folding by rotating, chassis 15 is set with sliding metal post 12, blocking device control handle 2 is connected with one end spiral of blocking device control lever 4, blocking device control lever 4 is connected to form by more piece pinion head pipe 6, each pinion head pipe 6 one end is provided with internal thread, the other end is provided with the external thread with screw-internal thread fit, urceolus 16 top is coniform, bottom is cylindric, blocking device control lever 4 other end is welded on urceolus 16 top, urceolus 16 lower weld is on chassis 15.
Sampling cylinder control lever 3 suitably can regulate according to the degree of depth in river course of sampling with the length of blocking device control lever 4, sampling cylinder control lever 3, blocking device control lever 4 and urceolus 16 are equipped with osculum, and the water entering sampling thief inside during sampling is discharged by osculum.
Described blocking device 9 gathers bed mud sample with fixing xsect, and the large I of xsect is regulated by blocking device control handle 2.
Described sampling cylinder control lever 3 and blocking device control lever 4 are hollow.
Described sampling cylinder control lever 3 and blocking device control lever 4, outer sleeve 16 all have osculum.
Describedly detachablely determine the area sediment sampler method of sampling and comprise the steps:
1) assemble sampling thief, control blocking device 9 opening and closing degree in order to control sampled cross-section area by the operating grip 2 of rotational lock 9;
2) sampling river course is chosen, the length of sampling cylinder control lever 3 and blocking device control lever 4 is deeply regulated according to river, by sampling cylinder operating grip 1, cylindrical shell is positioned over river bed, utilize the gravity of sampling thief self and sampler to apply external force and sampling thief is pressed into river bed, bed mud enters sampling cylinder 8;
3), after device to be sampled is stablized, close-lock device 9 blocks river bed bed mud;
4), after being taken out by device, open blocking device 9, sampler bag is enclosed within bed mud exit, rotational lock control handle 2 opens blocking device 9;
5) after sampling, sampling thief is placed in water, rotate control blocking device control handle 2, clean bed mud in blocking device 9 and sampling cylinder 8.
Claims (4)
1. detachablely determine an area sediment sampler, it is characterized in that comprising sawtooth (14), chassis (15), outer sleeve (16) bottom sampling cylinder operating grip (1), blocking device control handle (2), sampling cylinder control lever (3), blocking device control lever (4), thin spiral pipe (5), pinion head pipe (6), sampling cylinder control lever base (7), sampling cylinder (8), blocking device (9), gear (10), fan-shaped sheet metal (11), sliding metal post (12), hold-down nut (13), sampling cylinder;
Sampling cylinder operating grip (1) is connected with one end spiral of sampling cylinder control lever (3), sampling cylinder control lever (3) is made up of the thin spiral pipe of more piece (5), each thin spiral pipe (5) one end is provided with internal thread, the other end is provided with the external thread matched with internal thread, the thin spiral pipe of sampling cylinder control lever (3) other end is welded on sampling cylinder control lever base (7), base (7) is provided with internal thread, sampling cylinder (8) upper end is provided with the external thread that upper internal thread matches with base (7), bottom sampling cylinder, sawtooth (14) is engaged with the hold-down nut (13) on blocking device (9) by gear (10), blocking device (9) is by multiple fan-shaped sheet metal (11), sliding metal post (12), hold-down nut (13), chassis (15) forms, fan-shaped sheet metal (11) is fixed on chassis (15) by hold-down nut (13), multiple fan-shaped sheet metal (11) controls blocking device (9) folding by rotating, chassis (15) is set with sliding metal post (12), blocking device control handle (2) is connected with one end spiral of blocking device control lever (4), blocking device control lever (4) is connected to form by more piece pinion head pipe (6), each pinion head pipe (6) one end is provided with internal thread, the other end is provided with the external thread with screw-internal thread fit, urceolus (16) top is coniform, bottom is cylinder, blocking device control lever (4) other end is welded on urceolus (16) top, urceolus (16) lower weld is on chassis (15),
Described blocking device (9) gathers bed mud sample with fixing xsect, and the large I of xsect is regulated by blocking device control handle (2).
2. according to claim 1ly detachablely determine area sediment sampler, it is characterized in that described sampling cylinder control lever (3) and blocking device control lever (4) are hollow.
3. according to claim 1ly detachablely determine area sediment sampler, it is characterized in that (16) all have osculum for described sampling cylinder control lever (3) and blocking device control lever (4), outer sleeve.
4. enforcement is detachable as claimed in claim 1 determines an area sediment sampler method of sampling, it is characterized in that comprising the steps:
1) assemble sampling thief, control blocking device (9) opening and closing degree in order to control sampled cross-section area by the operating grip (2) of rotational lock (9);
2) sampling river course is chosen, the length of sampling cylinder control lever (3) and blocking device control lever (4) is deeply regulated according to river, by sampling cylinder operating grip (1), cylindrical shell is positioned over river bed, utilize the gravity of sampling thief self and sampler to apply external force and sampling thief is pressed into river bed, bed mud enters sampling cylinder (8);
3), after device to be sampled is stablized, close-lock device (9) blocks river bed bed mud;
4), after being taken out by device, open blocking device (9), sampler bag is enclosed within bed mud exit, rotational lock control handle (2) opens blocking device (9);
5) after sampling, sampling thief is put in water, rotates control blocking device control handle (2), cleaning blocking device (9) and sampling cylinder (8) interior bed mud.
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| CN201410275242.1A CN104062148B (en) | 2014-06-19 | 2014-06-19 | Detachablely determine area sediment sampler and the method for sampling thereof |
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| CN201410275242.1A CN104062148B (en) | 2014-06-19 | 2014-06-19 | Detachablely determine area sediment sampler and the method for sampling thereof |
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| CN104062148B true CN104062148B (en) | 2015-08-05 |
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| CN104390809B (en) * | 2014-11-04 | 2016-11-16 | 昆明理工大学 | A kind of hand held pressure rotates soil sampler |
| CN105954058A (en) * | 2016-05-13 | 2016-09-21 | 国投新疆罗布泊钾盐有限责任公司 | Rotary type solid-liquid surface sediment sampling device and use method thereof |
| CN106017977A (en) * | 2016-05-13 | 2016-10-12 | 国投新疆罗布泊钾盐有限责任公司 | Manual salt-retention water-retention fidelity sampling device and use method thereof |
| CN105806658A (en) * | 2016-05-13 | 2016-07-27 | 国投新疆罗布泊钾盐有限责任公司 | Fidelity sampling device and fidelity sampling method for solid-liquid two phases in brine |
| CN106370474B (en) * | 2016-08-26 | 2018-10-12 | 环境保护部南京环境科学研究所 | Flow sampling apparatus and its method of sampling in soil |
| CN106370475B (en) * | 2016-08-26 | 2018-11-30 | 环境保护部南京环境科学研究所 | Water flow sampling apparatus in soil |
| CN106872209A (en) * | 2017-03-16 | 2017-06-20 | 徐州工程学院 | A kind of shallow-layer sediment columnar sampler |
| CN108398288B (en) * | 2018-04-21 | 2020-09-08 | 窦浩然 | Underwater sediment sampling device |
| CN109511319A (en) * | 2018-12-12 | 2019-03-26 | 安徽新华学院 | Foot-operated gardens excavating gear |
| CN111896319A (en) * | 2020-07-24 | 2020-11-06 | 西安理工大学 | Shallow water surface layer sediment collector |
| CN112965117A (en) * | 2021-04-08 | 2021-06-15 | 桂林理工大学 | Geoelectricity extraction device and method under water layer coverage |
| CN114216732B (en) * | 2021-12-10 | 2023-05-30 | 安徽新宇环保科技股份有限公司 | River channel sounding sampling device and application method thereof |
| CN114544245B (en) * | 2022-01-26 | 2023-12-01 | 河海大学 | Ocean beach environment sampling system and method |
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| CN203941034U (en) * | 2014-06-19 | 2014-11-12 | 浙江大学 | A kind of detachable area sediment sampler of determining |
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| DE4000677C2 (en) * | 1989-02-11 | 1997-09-25 | Fritzmeier Georg Gmbh & Co | Use of a device for taking a soil specimen |
| CN102175478B (en) * | 2011-01-28 | 2012-10-24 | 河海大学 | System and method for sampling soil |
| CN102645353B (en) * | 2012-05-09 | 2014-01-15 | 河海大学常州校区 | Rotary sealing bottom type superficial layer in-situ sediment sampler |
| CN203203831U (en) * | 2013-04-16 | 2013-09-18 | 刘树元 | Columnar shallow-layer bottom mud sampler |
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| CN203941034U (en) * | 2014-06-19 | 2014-11-12 | 浙江大学 | A kind of detachable area sediment sampler of determining |
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