CN209014331U - A kind of sampler of aquatic sediments - Google Patents

A kind of sampler of aquatic sediments Download PDF

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Publication number
CN209014331U
CN209014331U CN201821814121.XU CN201821814121U CN209014331U CN 209014331 U CN209014331 U CN 209014331U CN 201821814121 U CN201821814121 U CN 201821814121U CN 209014331 U CN209014331 U CN 209014331U
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China
Prior art keywords
stay pipe
sample cell
interconnecting piece
head
lid
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CN201821814121.XU
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Chinese (zh)
Inventor
陈思宝
陈浩
万艳雷
谢红忠
张曦
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Changjiang Institute of Survey Planning Design and Research Co Ltd
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Changjiang Institute of Survey Planning Design and Research Co Ltd
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Abstract

The utility model provides a kind of sampler of aquatic sediments, from top to bottom includes handle, connecting rod, lid, tube body and head, and the tube body includes sample cell and covers the stay pipe outside the sample cell;The bottom centre of the handle is connect by the connecting rod with the top of the lid, and the handle is vertical with connecting rod;The lid includes the pipe lid on top and the interconnecting piece of lower part, and the pipe lid is fixedly connected with the interconnecting piece, is detachably connected at the top of the stay pipe with the interconnecting piece;Against the bottom surface of the interconnecting piece at the top of the sample cell;Cylindrical hole is provided among the head is axial; the bottom of the head top and the stay pipe is detachably connected; and withstand the bottom of the stay pipe; the head top is against the bottom of the sample cell; on the one hand stay pipe prevents sample cell from receiving the extruding of external water and bed mud; on the other hand lid and head are withstood, makes sample cell not by axial power, to protect sample cell.

Description

A kind of sampler of aquatic sediments
Technical field
The utility model relates to the hydrology and monitoring water environment technology and equipment, more specifically it relates to a kind of water body deposit Sampler.
Background technique
Clay, silt, organic matter and other various mineral objects in river,lake and reservior water body, by long-time physics, change The effects of learning and is biological and water body transmit and are deposited on water bottom, form deposit.One as water body of these deposits Divide and influence each other with water, while also can reflect water body migration, conversion etc..Therefore, either the historical upheaval of water body is studied also It is to assess its status, granularity, layer structure and the chemical component of water body deposit are all important index.
Common sampler of aquatic sediments is generally divided into grab type and pillar two major classes.Wherein, grab type sampler is logical The mode for crossing crawl acquires deposit, and structure is simple, but larger to the disturbance of deposit, is easily destroyed the script of deposit Structure leads to not that complete section is presented, is also unfavorable for the chemical component of each layer of chromatographic analysis, therefore is only applicable to deposit The comprehensively sampling of sample is studied.Pillar sampler generally by the way that sampling pipe to be inserted into deposit, then lifts sampling pipe, passes through Deposit in pipe is taken away water body by hydrostatic pressure together, is then extruded deposit by piston.Pillar sampler is to deposition The disturbance of object is small, carries out layering research convenient for research deposit.Therefore, either Study of Water Environment or hydrologic research is to water body When deposit is sampled, it is often used pillar sampler.
However, existing pillar sampler generally releases sediment sample by piston after sampling from sampling pipe.It should Process one is laborious, and two have disturbance to the cross-section structure of sample.Therefore, it is necessary to a kind of new sediment samplers.
Utility model content
In view of the above-mentioned problems, the utility model is intended to provide a kind of sampler of aquatic sediments, on the one hand stay pipe prevents Sample cell receives the extruding of external water and bed mud, on the other hand withstands lid and head, makes sample cell not by axial power, to protect Protect sample cell.
The technical solution of the utility model includes:
A kind of sampler of aquatic sediments includes handle, connecting rod, lid, tube body and head, the tube body packet from top to bottom It includes sample cell and covers the stay pipe outside the sample cell;
The bottom centre of the handle is connect by the connecting rod with the top of the lid, and the handle and connecting rod are hung down Directly;
The lid includes the pipe lid on top and the interconnecting piece of lower part, and the pipe lid is fixedly connected with the interconnecting piece, described Interconnecting piece is cylinder;
The stay pipe is tubular, and top is detachably connected with the interconnecting piece, the outer diameter phase of internal diameter and the interconnecting piece Together;
The sample cell is tubular, and outer diameter is identical as the internal diameter of the stay pipe, and top is against the bottom surface of the interconnecting piece;
Cylindrical hole, the internal diameter phase of the diameter of the through-hole and the sample cell are provided among the head is axial Together, the bottom of the head top and the stay pipe is detachably connected, and withstands the bottom of the stay pipe, the head Top is against the bottom of the sample cell.
The handle be it is rod-shaped, including be located in the middle inclination angle instruction unit, and centered on the inclination angle instruction unit it is right Claim setting holds portion, and the portion of holding is arranged to lower recess.
The stay pipe includes the semicanal of two axial directions, and described two semicanals are by being detachably connected to form tubular.
The head is truncated cone-shaped, and cross section outer diameter is gradually reduced from top to bottom, and maximum outside diameter and the stay pipe Outer diameter it is identical, minimum outer diameter is identical as the internal diameter of the sample cell.
The interconnecting piece side is provided with external screw thread, and internal screw thread, the company are provided in the stay pipe top inner surface Socket part is spirally connected with the stay pipe.
The bottom end on the head is angular cut.
The stay pipe is made of metal material, and the sample cell is made of cleavable transparent material.
User can be made to exist compared with prior art, the utility model has the beneficial effects that holding setting of the portion to lower recess Both hands are symmetrically held when holding handle, to make both sides uniform force, therefore are not easy to tilt.The setting of inclination angle instruction unit User's easy intuitively adjust the angle during sampling Sediments sample can be made to keep being inserted vertically into as far as possible, and It records after the insertion and is finally inserted into angle, provide effective data for post analysis and support.After sampling, sample cell is connected Carry sample is separated with stay pipe, and transparent sample cell is conducive to directly observe section, and the cuttability of sample cell allows user can Easily cutting sample is used for subsequent analysis.On the one hand stay pipe prevents sample cell from receiving the extruding of external water and bed mud, another Aspect withstands lid and head, makes sample cell not by axial power, to protect sample cell.
Detailed description of the invention
Fig. 1 is the schematic diagram of an example of the utility model;
Fig. 2 is the three-dimensional view of one example of the utility model;
Fig. 3 is the three-dimensional view of an example of stay pipe.
Fig. 4 is the three-dimensional view of an example on head
Figure label respectively indicates: 1, handle, and 11, hold portion, 12, inclination angle instruction unit, 2, connecting rod, 3, lid, 31, Guan Gai, 32, interconnecting piece, 4, sample cell, 5, stay pipe, 51, semicanal, 52, hinge, 53, internal screw thread, 6, head, 61, angular cut.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
As shown in Figure 1, the sampler of aquatic sediments of the present embodiment, includes handle 1, connecting rod 2, lid 3, pipe from top to bottom Body and head 6, the tube body include sample cell 4 and cover the stay pipe 5 outside the sample cell 4;
The handle 1 be it is rod-shaped, by being located in the middle inclination angle instruction unit 12, and centered on the inclination angle instruction unit 12 Symmetrically arranged to hold portion 11, the portion 11 of holding is arranged to lower recess, and the bottom centre of the handle 1 passes through the connecting rod 2 It is connect with the top of the lid 3, the axis oriented normal of the longitudinal axis of the handle 1 and the connecting rod 2;Inclination angle instruction unit 12 is horizontal Sealed tube body, alcohol is housed, and there are a bubble in tube body, on tube body or side is provided with scale, according to bubble Position indicates the angle of sampler and vertical direction
The lid 3 includes the pipe lid 31 on top and the interconnecting piece 32 of lower part, and the pipe lid 31 and the interconnecting piece 32 are fixed Connection, the interconnecting piece 32 are cylinder;
The stay pipe 5 be tubular, be made of metal material, top is detachably connected with the interconnecting piece 32, internal diameter and The outer diameter of the interconnecting piece 32 is identical;
The sample cell 4 is tubular, is made of cleavable transparent material, and outer diameter is identical as the internal diameter of the stay pipe 5, Top is against the bottom surface of the interconnecting piece 32;
32 side of interconnecting piece is provided with external screw thread, is provided with internal screw thread 53, institute in 5 top inner surface of stay pipe Interconnecting piece 32 is stated to be spirally connected with the stay pipe 5.
The conical butt that the head 6 is, cross section outer diameter are gradually reduced from top to bottom, and maximum outside diameter with it is described The outer diameter of stay pipe 5 is identical, and minimum outer diameter is identical as the internal diameter of the sample cell 4, and the head 6 is axially intermediate to be provided with cylinder Shape through-hole, the diameter of the through-hole is identical as the internal diameter of the sample cell 4, the bottom at head 6 top and the stay pipe 5 It is detachably connected, and withstands the bottom of the stay pipe 5, against the bottom of the sample cell 4 at the top of the head 6.
Valve is provided on lid 3, it is identical as atmosphere inside sample cell when open.After being inserted into water body deposit, valve is closed Make to form hydrostatic pressure in sample cell, so that sediment sample can be taken out of when extracting sampler by realizing.
In use, user holds portion, the longitudinal axis of sampler is set to be in vertical as far as possible according to the reading of inclination angle instruction unit The angle is included in analysis by state, the reading that inclination angle instruction unit is recorded after insertion when analyzing sample cross-section.
Holding setting of the portion to lower recess can be such that user's both hands when holding handle symmetrically hold, thus make both sides by Power is uniform, therefore is not easy to tilt.The setting of inclination angle instruction unit can make user during sampling Sediments sample It is easy intuitively to adjust the angle and keeps being inserted vertically into as far as possible, and record be finally inserted into angle after the insertion, for the later period point Analysis provides effective data and supports.After sampling, the related sample of sample cell is separated with stay pipe, transparent sample cell is conducive to Section is directly observed, the cuttability of sample cell allows user to be convenient to cutting sample, is used for subsequent analysis.One side of stay pipe Face prevents sample cell from receiving the extruding of external water and bed mud, on the other hand withstands lid and head, makes power of the sample cell not by axial direction, To protect sample cell.
Embodiment 2
As shown in figure 3, stay pipe 5 described in the present embodiment includes the semicanal 51 of two axial directions, described two semicanals 51 It is connected on one side by hinge 52, another side can connect (not shown) or other detachable connection methods for hasp, form cylinder Shape.This is provided with the fractionation conducive to sample cell and stay pipe.
Embodiment 3
As shown in figure 4, the bottom end on the head 6 is angular cut 61.It is heavy that the setting makes sampler be easy insertion water body In product object.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of sampler of aquatic sediments, which is characterized in that from top to bottom include handle (1), connecting rod (2), lid (3), pipe Body and head (6), the tube body include sample cell (4) and cover the stay pipe (5) in the sample cell (4) outside;
The bottom centre of the handle (1) by the connecting rod (2) with it is described lid (3) top connect, the handle (1) and Connecting rod (2) is vertical;
The lid (3) includes the pipe lid (31) on top and the interconnecting piece (32) of lower part, the pipe lid (31) and the interconnecting piece (32) it is fixedly connected, the interconnecting piece (32) is cylinder;
The stay pipe (5) is tubular, and top is detachably connected with the interconnecting piece (32), internal diameter and the interconnecting piece (32) Outer diameter is identical;
The sample cell (4) is tubular, and outer diameter is identical as the internal diameter of the stay pipe (5), and top is against the interconnecting piece (32) Bottom surface;
Cylindrical hole, the internal diameter phase of the diameter of the through-hole and the sample cell (4) are provided among the head (6) is axial Together, it is detachably connected at the top of the head (6) with the bottom of the stay pipe (5), and withstands the bottom of the stay pipe (5) Portion, bottom of head (6) top against the sample cell (4).
2. sampler of aquatic sediments according to claim 1, which is characterized in that the handle (1) is rod-shaped, including position In intermediate inclination angle instruction unit (12), and it is symmetrically arranged centered on the inclination angle instruction unit (12) hold portion (11), it is described Portion (11) is held to be arranged to lower recess.
3. sampler of aquatic sediments according to claim 1, which is characterized in that the stay pipe (5) includes two axis To semicanal, described two semicanals are by being detachably connected to form tubular.
4. sampler of aquatic sediments according to claim 1, which is characterized in that the head (6) is truncated cone-shaped, transversal Face outer diameter is gradually reduced from top to bottom, and maximum outside diameter is identical as the outer diameter of the stay pipe (5), minimum outer diameter and the sample The internal diameter of quality control (4) is identical.
5. sampler of aquatic sediments according to claim 1, which is characterized in that interconnecting piece (32) side is provided with External screw thread is provided with internal screw thread, the interconnecting piece (32) and the stay pipe (5) spiral shell in stay pipe (5) top inner surface It connects.
6. sampler of aquatic sediments according to any one of claims 1-5, which is characterized in that the head (6) Bottom end is angular cut.
7. sampler of aquatic sediments according to claim 6, which is characterized in that the stay pipe (5) is by metal material It is made, the sample cell (4) is made of cleavable transparent material.
CN201821814121.XU 2018-11-06 2018-11-06 A kind of sampler of aquatic sediments Active CN209014331U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821814121.XU CN209014331U (en) 2018-11-06 2018-11-06 A kind of sampler of aquatic sediments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821814121.XU CN209014331U (en) 2018-11-06 2018-11-06 A kind of sampler of aquatic sediments

Publications (1)

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CN209014331U true CN209014331U (en) 2019-06-21

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109253896A (en) * 2018-11-06 2019-01-22 长江勘测规划设计研究有限责任公司 A kind of sampler of aquatic sediments
CN109506983A (en) * 2018-12-29 2019-03-22 武汉市鄂正农科技发展有限公司 A kind of sampler of aquatic sediments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109253896A (en) * 2018-11-06 2019-01-22 长江勘测规划设计研究有限责任公司 A kind of sampler of aquatic sediments
CN109506983A (en) * 2018-12-29 2019-03-22 武汉市鄂正农科技发展有限公司 A kind of sampler of aquatic sediments

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