CN206479351U - The undisturbed column-shaped sampling apparatus of shallow water surface deposit - Google Patents

The undisturbed column-shaped sampling apparatus of shallow water surface deposit Download PDF

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Publication number
CN206479351U
CN206479351U CN201720136512.XU CN201720136512U CN206479351U CN 206479351 U CN206479351 U CN 206479351U CN 201720136512 U CN201720136512 U CN 201720136512U CN 206479351 U CN206479351 U CN 206479351U
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China
Prior art keywords
rod
piston
sampling
sampling apparatus
water surface
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施曙东
管晓涛
闫国杰
许严
李文超
罗芳艳
王�琦
石寒松
周骏
邱轶
邓国民
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Shanghai Pudong Road & Bridge (Group) Co.,Ltd.
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SHANGHAI PUDONG ROAD BRIDGE CONSTRUCTION CO Ltd
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Abstract

The utility model discloses a kind of undisturbed column-shaped sampling apparatus of shallow water surface deposit, including hollow sampling pipe, the piston rod that is arranged in sampling pipe and the piston for being arranged at rod handle piston-rod lower end;The sampling pipe and the piston sliding gomphosis;The piston is provided with a metafiltration water cover with water body contact jaw;The drainage covers the water hole for being provided with multiple small areas;Piston rod is the hollow body of rod, and the hollow body of rod lower end is opening and is connected through the piston with the drainage lid;Non-return flap is provided with the body of rod of the lower end of the hollow body of rod, the upper end of the hollow body of rod is connected with scupper hose.The utility model can be more effectively and to the undisturbed sampling of deposit, and can accurately control thickness of deposits of sampling, while simple to operate, sampling apparatus is cheap.

Description

The undisturbed column-shaped sampling apparatus of shallow water surface deposit
Technical field
The utility model is related to environmental monitoring sampler technical field, can be used for shallow water river in particular to one kind The undisturbed column-shaped sampling apparatus of shallow water surface deposit in the water body environment such as road or lake.
Background technology
Deposit monitoring is an important component in water body environment investigation and scientific research, for each in research water body The transportion and transformation of kind pollutant and the influence to ECOLOGY OF BENTHOS IN are significant.Sediment sampling device is water One of essential instrument in body environmental monitoring, sediment sampling device known to current China is mainly grab type deposit Sampling apparatus and column shaped deposit sampling apparatus.
Grab type sediment sampling apparatus structure is simple and convenient to operate, but it relies on and artificially jettisoninged and by sampling apparatus Own wt inserts it into deposit, it is difficult to controlling depth, and it is poor that surface sediment samples are disturbed with big, seal, causes sample The problems such as product are lost in, gone bad, can not reflect real surface deposit situation.
Column shaped deposit sampling apparatus is by being inserted perpendicularly into acquisition column shaped deposit sample, the post used at present in deposit Shape sediment sampling device has gravity sampling apparatus, vibration type piston sampling apparatus and gravity piston sampling apparatus, these sampling cartridges Most complicated, volume large and bulky is put, operation inconvenience is expensive.
Utility model content
Technical problem to be solved in the utility model is not enough heavy there is provided a kind of shallow water top layer for above-mentioned prior art The undisturbed column-shaped sampling apparatus of product thing, the utility model can be more effectively and to the undisturbed sampling of deposit, and energy is accurate Control sampling thickness of deposits, while simple to operate, cheap, easy to operate, sampling process is smaller to sediment disturbance, adopts The sample obtained can reflect deposit truth.
In order to realize above-mentioned technical purpose, the technical scheme that the utility model is taken is:
The undisturbed column-shaped sampling apparatus of shallow water surface deposit, it is characterised in that including:Hollow sampling pipe, set Piston rod in sampling pipe and the piston for being arranged at rod handle piston-rod lower end;The sampling pipe slides embedding with the piston Close;The piston is provided with a metafiltration water cover with water body contact jaw;The drainage, which is covered, is provided with water hole;Piston rod is hollow The body of rod, the hollow body of rod lower end is opening and is connected through the piston with the drainage lid;Under the hollow body of rod Non-return flap is provided with the body of rod at end, the upper end of the hollow body of rod is connected with scupper hose.
Further, the sampling pipe and the piston rod are hard material.
Further, the hard material is stainless steel.
Further, the sampling pipe and deposit contact end are wedge-shaped snap-type shape, in favor of after sampling deposit Deposit is maintained in the sampling pipe.
Further, the sampling pipe indicates scale;The piston rod surface also indicates scale, the piston rod surface Scale is consistent when the piston is pushed into the bottom at sampling pipe contact deposit end with the scale of the sampling pipe.
Further, the piston rod includes two hollow bodies of rod, and upper end and the handle of two hollow bodies of rod are formed " π " type is connected and connected with scupper hose.
Further, two hollow bodies of rod are bonded to one in handle, form scupper hose.
Further, the piston uses elastomeric material;The aperture for the water hole that the drainage is covered is 1 ~ 2mm.
Further, the hollow body of rod is sampled fixed or is detachably connected with the piston.
Further, the piston-rod lower end is provided with thread segment, and the drainage lid is set in the screw thread with the piston Duan Shang, is fixed by nut two ends.
The actual demand that the utility model is sampled according to shallow-water deposit thing, develops one kind and is suitable for shallow water body deposit Undisturbed, easy to operate column-shaped sampling apparatus and the method for sampling, its advantage is:
1st, using non-return flap discharge structure, the overlying water on deposit is discharged, water layer is reduced to the pressure of deposit, makes Sediments zones are stored under piston and form negative pressure, deposit can be made together to depart from water body with sampling apparatus.It is right in sampling process Surface deposit undisturbed, the design of porous water filtration lid can effectively improve drainage efficiency and prevent flexible pipe from blocking;
2nd, sampling pipe and piston rod upper surface are respectively marked with scale, can take the surface deposit of different-thickness, and can have Effect control piston finally promotes position so that deposit and overlying water undisturbed are separated;
3rd, sampling pipe and deposit contact end are using wedge-shaped click-on design, and wedge shape is beneficial to sampling apparatus insertion deposit. When being buckled in equipped with sediment sampling device taking-up water body, and the negative pressure of piston formation keeps deposit to be attached to sampling pipe simultaneously In.
Brief description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is piston rod and piston structure schematic diagram in the utility model.
Fig. 3 is the partial enlargement structural representation at A in Fig. 1(Sampling pipe and deposit contact end profile).
Fig. 4 is the partial enlargement structural representation at B in Fig. 2(Flexible pipe converges figure built in piston rod).
Fig. 5 is the partial enlargement structural representation at C in Fig. 2.
Fig. 6 is the structural representation of the drainage lid of piston in the utility model.
Fig. 1 is into Fig. 6,1- sampling pipes, 2 piston rods, 3- scupper hoses, 4- pistons, 5- non-return flaps, 6- nuts, 7 drainages Lid.
Embodiment
With reference to specific examples below and accompanying drawing, the utility model is described in further detail.Implement this practicality new Process, condition, experimental method of type etc., are the universal knowledege of this area and known in place of the following content that specially refers to Content is not particularly limited in general knowledge, the utility model.
Embodiment 1
The undisturbed column-shaped sampling apparatus of shallow water surface deposit is prevented by non-return flap draining in the utility model The undisturbed columnar sampler of water inlet, is adhered to so that sediment sample can be with sampling by piston formation negative pressure and wedge-shaped buckle Device together takes out, and completes whole sampling process.
The undisturbed column-shaped sampling apparatus of this shallow water surface deposit, including:Hollow sampling pipe 1, it is arranged on sampling pipe 1 Interior piston rod 2 and the piston 4 for being arranged at the lower end of rod handle piston rod 2;The sampling pipe 1 and the sliding gomphosis of piston 4;Institute State piston 4 and one metafiltration water cover 7 is installed with water body contact jaw;The water hole of multiple small areas is provided with the drainage lid 7;Piston Bar 2 is the hollow body of rod, and the hollow body of rod lower end is opening and is connected through the piston 4 with the drainage lid 7;In Non-return flap 5 is provided with the body of rod of the lower end of the empty body of rod, the upper end of the hollow body of rod is connected with scupper hose.
Further, the sampling pipe 1 and the piston rod 2 are hard material.The hard material is stainless steel.It is described Sampling pipe 1 is wedge-shaped snap-type shape with deposit contact end, so that deposit is maintained at the sampling after sampling deposit In pipe 1.The sampling pipe 1 indicates scale;The surface of piston rod 2 also indicates scale, and the scale on the surface of piston rod 2 is in institute When stating piston 4 and being pushed into the bottom at the contact of sampling pipe 1 deposit end, it is consistent with the scale of the sampling pipe 1.The piston Bar 2 includes two hollow bodies of rod, and the upper end of two hollow bodies of rod is connected with handle formation " π " type and connected with scupper hose It is logical.Two hollow bodies of rod are bonded to one in the handle of piston, form scupper hose 3.The piston 4 uses rubber material Material;The aperture of water hole on the drainage lid 7 is 1 ~ 2mm.The hollow body of rod is fixed with the piston 4 sampling or can Dismounting connection.The lower end of piston rod 2 is provided with thread segment, and the drainage lid 7 is set on the thread segment with the piston 4, Fixed by the two ends of nut 6.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, in the present embodiment 1, the undisturbed column sampling cartridge of shallow water surface deposit Put, including sampling pipe 1, and the piston rod 2 being embedded in sampling pipe 1, and the scupper hose being placed in hollow piston rod 2 3 and non-return flap 5, scupper hose 3 and non-return flap 5 are connected to the one end of piston 4, and the other end of piston 4 is added with drainage lid 7.The present embodiment 1 Proposed in sampling apparatus in sampling pipe 1 be made of stainless steel, piston rod 2 is made up of PVC, and piston 4 is made of rubber, only Valve 5 is returned to be made of silica gel.The a-quadrant of sampling pipe 1 is designed as wedge-shaped snap-type in sampling apparatus proposed in the present embodiment 1 Shape, beneficial to sampling deposit after deposit be maintained in sampling pipe 1.Sampled in sampling apparatus proposed in the present embodiment 1 Pipe 1 and piston rod 2 can be according to the water depth design lengths in sampling waters, and in sampling pipe 1 and the outer surface of piston rod 2 from contact Deposit end starts to indicate scale, and is consistent, and this is capable of the thickness of precise acquisition deposit.Proposed in the present embodiment 1 Sampling apparatus in piston rod 2 using two hollow piston rods, and be connected with a hollow piston handle type into " π " type so that interior Logical scupper hose 3 connects draining in hollow piston handle.Piston 4 and sampling in sampling apparatus proposed in the present embodiment 1 The sliding gomphosis of pipe 1, piston rod 2 passes through piston 4 and drainage lid 7, is fixed with nut 6, certain sky can be reserved on drainage lid 7 Between as discharge overlying water chaor, overlying water separated by the non-return flap 5 in hollow piston rod with deposit, and effectively prevented Only overlying water is due to Action of Gravity Field backflow.
Embodiment 2
This shallow water surface deposit column-shaped sampling apparatus is used in the present embodiment 2, column lucite is used to laboratory The deposit of unit simulation black-odor riverway is sampled experiment.
In the present embodiment 2, the column plexi glass device internal diameter of simulation black-odor riverway is 0.14 m, a height of 1.00 m, bottom Mud is covered with 0.05 m fine sands, and the thickness of deposits adopted back from black-odor riverway is 0.3 m, and overlying water is highly 0.6 m, this deposition Thing takes the cm of top layer 5 deposit.
First, according to simulation black-odor riverway depth, the 1 m m of sampling pipe 1 and 1.2 piston rod 2 is prepared.Install and debug Sampling apparatus, it is ensured that sampling apparatus is firm and piston rod 2 can in sampling pipe 1 normal sliding gomphosis.
Then piston rod 2 is pulled to highest point, then sampling apparatus slowly and is ensured vertically to be put into simulating riverway.When adopting When the liquid level display scale of the outer surface of sample pipe 1 is 0.6 m, the bottom of surface sampling pipe 1 and contact deposit.Now, slowly will Sampling pipe 1 is forcibly inserted into deposit, when the liquid level display scale of the outer surface of sampling pipe 1 is 0.65 m, stops insertion.
Then piston rod 2 is slowly pushed into water, scupper hose 3 can be accessed during push-in in another standby container, The interference to simulating riverway can be reduced.When piston rod 2 is using that scale is 0.6 m at the most significant end of pipe 1, stop push-in.
Finally, sampling apparatus is taken out.Sampling pipe 1 is put into preservation shuttle containing sediment sample one end, and will Piston rod 2 is pushed into bottom, then the deposit of collection is placed into preservation.
Embodiment 3
This shallow water surface deposit column-shaped sampling apparatus is used in the present embodiment 3, to the deposition of certain shallow water type black-odor riverway Thing is sampled experiment.
In the present embodiment, sample the m of water depth 1.5, and thickness of deposits is more than 0.5 m, and water velocity is slow, and this sinks Product thing takes the cm of top layer 5 deposit.
First, according to black-odor riverway depth, the 2 m m of sampling pipe 1 and 2.2 piston rod 2 is prepared.Install and debug sampling Device, it is ensured that sampling apparatus is firm and piston rod 2 can in sampling pipe 1 normal sliding gomphosis.
Then piston rod 2 is pulled to highest point, then sampling apparatus slowly and is ensured vertically to be put into river course.Work as sampling pipe When the liquid level display scale of 1 outer surface is 1.5 m, the bottom of surface sampling pipe 1 and contact deposit.Now, slowly will sampling Pipe 1 is forcibly inserted into deposit, when the liquid level display scale of the outer surface of sampling pipe 1 is 1.55 m, stops insertion.
Then piston rod 2 is slowly pushed into water, when piston rod 2 is using that scale is 1.5 m at the most significant end of pipe 1, stopped Thrust enters.
Finally, sampling apparatus is taken out.Sampling pipe 1 is put into preservation shuttle containing sediment sample one end, and will Piston rod 2 is pushed into bottom, then the deposit of collection is placed into preservation.
It is of the present utility model protection content be not limited to above technical scheme, without departing substantially from utility model conceive spirit and Under scope, those skilled in the art it is conceivable that change and advantage be all included in the utility model, and with appended Claims are that protection domain described control unit is electrically connected with the temperature detecting unit.

Claims (10)

1. the undisturbed column-shaped sampling apparatus of shallow water surface deposit, it is characterised in that:Including hollow sampling pipe(1), set Piston rod in sampling pipe 1(2)And it is arranged at rod handle piston rod(2)The piston of lower end(4);The sampling pipe(1)With institute State piston(4)Sliding gomphosis;The piston(4)One metafiltration water cover is installed with water body contact jaw(7);The drainage lid(7)On It is provided with water hole;Piston rod(2)For the hollow body of rod, the hollow body of rod lower end is opening and passes through the piston(4) With the drainage lid(7)Connection;Non-return flap is provided with the body of rod of the lower end of the hollow body of rod(5), the upper end of the hollow body of rod with Scupper hose is connected.
2. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:It is described to adopt Sample pipe(1)With the piston rod(2)For hard material.
3. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 2, it is characterised in that:It is described hard Material is stainless steel.
4. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:It is described to adopt Sample pipe(1)It is wedge-shaped snap-type shape with deposit contact end, so that deposit is maintained at the sampling after sampling deposit Pipe(1)It is interior.
5. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:It is described to adopt Sample pipe(1)Indicate scale;The piston rod(2)Surface also indicates scale, the piston rod(2)The scale on surface is in the piston (4)It is pushed into sampling pipe(1)When contacting the bottom at deposit end, with the sampling pipe(1)Scale be consistent.
6. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:The work Stopper rod(2)Including two hollow bodies of rod, the upper end of two hollow bodies of rod is connected and and scupper hose with handle formation " π " type Connection.
7. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 6, it is characterised in that:Described two The hollow body of rod of root is bonded to one in handle, forms scupper hose(3).
8. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:The work Plug(4)Using elastomeric material;The drainage lid(7)On water hole aperture be 1 ~ 2mm.
9. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:In described The empty body of rod and the piston(4)Sampling is fixed or is detachably connected.
10. the undisturbed column-shaped sampling apparatus of shallow water surface deposit according to claim 1, it is characterised in that:It is described Piston rod(2)Lower end is provided with thread segment, the drainage lid(7)With the piston(4)It is set on the thread segment, passes through nut (6)Two ends are fixed.
CN201720136512.XU 2017-02-15 2017-02-15 The undisturbed column-shaped sampling apparatus of shallow water surface deposit Active CN206479351U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106680025A (en) * 2017-02-15 2017-05-17 上海浦东路桥建设股份有限公司 Undisturbed columnar sampling device and method for shallow water surface sediments

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106680025A (en) * 2017-02-15 2017-05-17 上海浦东路桥建设股份有限公司 Undisturbed columnar sampling device and method for shallow water surface sediments

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Effective date of registration: 20200714

Address after: 200120 Shanghai City, Pudong New Area Chinese (Shanghai) Free Trade Zone Silver City Road No. 8, room 1401

Patentee after: SHANGHAI PUXING ROAD & BRIDGE CONSTRUCTION ENGINEERING Co.,Ltd.

Address before: 200120 Shanghai city Pudong New Area Jialin Road No. 1028

Patentee before: SHANGHAI PUDONG ROAD & BRIDGE CONSTRUCTION Co.,Ltd.

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Address after: Room 1401, 8 Yincheng Middle Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120

Patentee after: Shanghai Pudong Road & Bridge (Group) Co.,Ltd.

Address before: Room 1401, 8 Yincheng Middle Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120

Patentee before: SHANGHAI PUXING ROAD & BRIDGE CONSTRUCTION ENGINEERING Co.,Ltd.

CP01 Change in the name or title of a patent holder