CN110186714A - A kind of sampling head and its acquisition device - Google Patents
A kind of sampling head and its acquisition device Download PDFInfo
- Publication number
- CN110186714A CN110186714A CN201910482402.2A CN201910482402A CN110186714A CN 110186714 A CN110186714 A CN 110186714A CN 201910482402 A CN201910482402 A CN 201910482402A CN 110186714 A CN110186714 A CN 110186714A
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- CN
- China
- Prior art keywords
- sampling head
- guide vane
- main body
- blade
- clamping portion
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The present invention provides a kind of sampling head and its acquisition devices, the sampling head includes shell and several guide vane structures, several guide vane structures are along one end for being evenly distributed in the shell that inner wall is in contact, the rotatable connection in one end of any one of guide vane structure and the shell, the angle of rotation is predetermined angular, when the sampling head be equipped with the guide vane structure one end at lower section, form closing face between several guide vane structures.Sampling head and its acquisition device provided by the invention are realized when acquisition device is promoted, and sample will not miss completely to collect sample.
Description
Technical field
The invention belongs to the technical fields of environmental monitoring and research, improvement, and in particular to a kind of sampling head and its acquisition dress
It sets.
Background technique
During environmental monitoring and research, improvement, the area deposition object for lake, seabed is needed to be monitored,
Purpose is the vertical distribution of the chemical component and benthon of research each level of deposit in mud, needs to use gravity type
Profile lead carries out columnar acquisition, it is ensured that does not upset the natural layer of deposit.
Currently, the sampling head part of existing bottom sampler is mostly the scoop tube structure that is open, when bottom sampler has acquired underwater mud
When promotion, the bed mud in bottom sampler cannot be completely taken out of.
Summary of the invention
In view of the above-mentioned problems, present invention seek to address that problem as described above.It is an object of the present invention to provide one kind
Solve the sampling head and its acquisition device of any one of problem above.Specifically, present invention offer, which can be realized, is acquiring
When device is promoted, sample will not miss the sampling head and its acquisition device that completely collect sample.
In order to solve the above technical problems, it is according to an aspect of the present invention, a kind of sampling head is provided, the sampling head includes
Shell and several guide vane structures, several guide vane structures are evenly distributed in the shell along what inner wall was in contact
One end, the rotatable connection in one end of any one of guide vane structure and the shell, the angle of rotation is predetermined
Angle, when the one end of the sampling head equipped with the guide vane structure is at lower section, between several guide vane structures
Form closing face.
Wherein, above-mentioned sampling head can also have the following characteristics that
The predetermined angular is 0~90 degree.
Wherein, above-mentioned sampling head can also have the following characteristics that
Any one of guide vane structure includes the first blade and the second blade, first blade and described second
Cooperate contact between blade；First blade includes the first main body, and one end of first main body is equipped with the first clamping
Portion；Second blade includes the second main body, and one end of second main body is equipped with the second clamping portion, the guide vane structure
The rotatable connection in one end for passing through the first clamping portion and second clamping portion and the shell respectively, when the sampling head is set
There is one end of the guide vane structure at lower section, complements each other to form and close between first main body and second main body
Conjunction face.
Wherein, above-mentioned sampling head can also have the following characteristics that
First main body includes first part and second part, and the first part is trapezium structure, and described second
It is divided into triangular structure；Second main body is triangular structure.
Wherein, above-mentioned sampling head can also have the following characteristics that
First clamping portion includes the through-hole communicated with the side of the first main body, and second clamping portion is to include and
The through-hole that the side of two main bodys communicates；Wherein, first clamping portion is identical with second clamping portion size.
Wherein, above-mentioned sampling head can also have the following characteristics that
The length of first blade is greater than the length of second blade
Wherein, h1:h2=1:0.6~0.8.
Wherein, above-mentioned sampling head can also have the following characteristics that
The length of the radius of the shell and the first blade ratio is 1:0.8~1.1.
According to another aspect of the present invention, a kind of acquisition device is provided, the acquisition device includes any of the above-described described
Sampling head and collecting mechanism, the sampling head is removably secured with the collecting mechanism and connect.
Wherein, above-mentioned acquisition device can also have the following characteristics that
The collecting mechanism includes acquisition bar, and the acquisition bar includes cavity, and the sampling head is communicated with the cavity.
Wherein, above-mentioned acquisition device can also have the following characteristics that
The ratio of the length of the radius of the cavity and the guide vane structure is 1:1.1~1.3.
Sampling head and its acquisition device provided by the invention, by the way that multiple mutually matched lead is arranged in one end of sampling head
The closed face with weight-bearing function flowing blade construction and being formed is realized when acquisition device is promoted, and sample will not miss
To completely collect sample.
Being described below for exemplary embodiment is read with reference to the drawings, other property features of the invention and advantage will
It is apparent from.
Detailed description of the invention
It is incorporated into specification and the attached drawing for constituting part of specification shows the embodiment of the present invention, and with
Principle for explaining the present invention together is described.In the drawings, similar appended drawing reference is for indicating similar element.Under
Attached drawing in the description of face is some embodiments of the present invention, rather than whole embodiments.Those of ordinary skill in the art are come
It says, without creative efforts, other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 illustratively shows a kind of structural schematic diagram of sampling head according to the present invention；
Fig. 2 illustratively shows the structural schematic diagram of the embodiment of guide vane structure；
Fig. 3 illustratively shows the structural schematic diagram of the embodiment of the first blade and the second blade,
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.It needs
Illustrate, in the absence of conflict, the features in the embodiments and the embodiments of the present application can mutual any combination.
With reference to the accompanying drawing, provided a kind of sampling head according to the present invention is described in detail.
Fig. 1 shows a kind of structural schematic diagram of specific embodiment of the sampling head.Shown in referring to Fig.1, sampling head includes
Cylindrical shell 1,1 diameter of shell can be 10cm, and the inner wall in one end of shell 1 is uniformly distributed several water conservancy diversion leaves along week
Chip architecture 2 contacts with each other connected, one end of any one guide vane structure 2 and shell 1 between several guide vane structures 2
Rotatable connection, the angle of rotation are predetermined angle, when sampling head is equipped with one end of guide vane structure 2 at lower section, if
It is mutually linked to form a closing face with weight-bearing function between dry guide vane structure 2, by the one end for making sampling head
The state of closure is presented, is completely sealed sample in acquisition device up for safekeeping with realizing, to prevent in a vertical shape in acquisition device
Sample is detached from acquisition device when state.
The angle of rotation is that guide vane structure is formed by angle, predetermined angle in rotary course with outer casing inner wall
Be 0~90 degree, when it is to be measured acquisition object from shell be equipped with guide vane structure 2 one end enter in sampling head when or sampling head
One end of guide vane structure 2 is not provided at lower section, all guide vane structures can be rotated to being attached in shell
On wall.
The other end of the shell 1 of the sampling head of above-described embodiment can be equipped with screw thread, and convenient and other devices are removably
Connection.
Fig. 2 shows a kind of structural schematic diagram of specific embodiment of guide vane structure, Fig. 3 show the first blade and
Shown in a kind of structural schematic diagram of specific embodiment of second blade, complex chart 2 and Fig. 3, guide vane structure 2 includes the first leaf
Piece 21 and the second blade 22, cooperate contact between the first blade 21 and the second blade 22；First blade 21 includes first main
One end of body 211, the first main body 211 is equipped with the first clamping portion 212, can be with the rotatable clamping of inner wall of shell, the second leaf
Piece 22 includes the second main body 221, and one end of the second main body 221 is equipped with the second clamping portion 222, can revolve with the inner wall of shell 1
The clamping turned, guide vane structure 2 pass through the inner wall of the first clamping portion 212 and the second clamping portion 222 and one end of shell 1 respectively
Rotatable connection, when sampling head be equipped with guide vane structure 2 one end at lower section, the first main body 211 and the second main body 221
Between complement each other to form the closing face with weight-bearing function.
Specifically, the first main body 211 includes first part 2111 and second part 2112, and first part 2111 is trapezoidal knot
Structure, second part 2112 are triangular structure, and the second main body 221 is triangular structure, specifically, second of the first blade 11
Points 2112 and second main body 221 be isosceles triangle shape.First clamping portion 212 of the first blade 21 includes and the first main body
The through-hole that 211 side communicates, the second clamping portion 222 of the second blade 22 be include being communicated with the side of the second main body 221
Through-hole, wherein the first clamping portion 212 is identical with 222 size of the second clamping portion.
The length h1 of first blade 21 is greater than the length h2 of the second blade 22, wherein h1:h2=1:0.6~0.8.
The length h1 ratio of the radius r of shell 1 and the first blade 21 is 1:0.8~1.1.
Sampling head according to the present invention, the one kind for providing a kind of sampling apparatus of sampling head using above-described embodiment are specific
Embodiment.
The sampling apparatus includes above-mentioned sampling head and collecting mechanism, and one end of sampling head and one end of collecting mechanism are detachable
Ground is fixedly connected, and the acquisition bar of column construction is equipped in the collecting mechanism, and acquiring has cavity in bar, the sky of sampling head and acquisition bar
Chamber communicates, wherein acquisition device is specially bottom sampler.
One end that collection head is not provided with guide vane structure is threadedly coupled with acquisition device, uses the sampling in bottom sampler
When head work, sampling head is equipped with one end of guide vane structure under, during bottom sampler declines to mud layer depths, the bottom of due to
The upward thrust of mud, expansion is attached to formation opening, bottom on the inner wall of collection head to multiple guide vane structures 2 of sampling head upwards
Mud is entered in the cavity of bottom sampler by sampling head；When bottom sampler acquisition, which finishes, to be raised above, sampling head is being adopted mud
The gravity of bed mud sample in device, multiple guide vane structures 2 are mutually linked after one-directionally rotating has load-bearing function for one
Can sealing surface and form about 90 degree of angle with shell 1, the bed mud sample in bottom sampler is completely sealed up for safekeeping in bottom sampler
In, to prevent bed mud sample, bed mud sample is detached from bottom sampler, achievable diving during acquisition device state in a vertical shape is promoted
Sampling or deep water sampling.
Sampling head and its acquisition device provided by the invention, by the way that multiple mutually matched lead is arranged in one end of sampling head
The closed face with weight-bearing function flowing blade construction and being formed is realized when acquisition device is promoted, and sample will not miss
To completely collect sample.The structure of the sampling head is simple, easy for installation.
Descriptions above can combine implementation individually or in various ways, and these variants all exist
Within protection scope of the present invention.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion so that article or equipment including a series of elements not only include those elements, but also is wrapped
Other elements that are not explicitly listed are included, or further include for this article or the intrinsic element of equipment.Do not having more
In the case where more limitations, the element that is limited by sentence " including ... ", it is not excluded that in the article including the element or set
There is also other identical elements in standby.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of sampling head, which is characterized in that the sampling head includes shell (1) and several guide vane structures (2), Ruo Gansuo
Guide vane structure (2) is stated along one end for being evenly distributed in the shell (1) that inner wall is in contact,
The rotatable connection in one end of any one of guide vane structure (2) and the shell (1), the angle of rotation is pre-
Determine angle (α), when the sampling head be equipped with the guide vane structure (2) one end at lower section, several guide vanes
Structure forms closing face between (2).
2. sampling head as described in claim 1, which is characterized in that the predetermined angular (α) is 0~90 degree.
3. sampling head as described in claim 1, which is characterized in that any one of guide vane structure (2) includes first
Blade (21) and the second blade (22), cooperate contact between first blade (21) and second blade (22)；
First blade (21) includes the first main body (211), and one end of first main body (211) is equipped with the first clamping portion
(212)；
Second blade (22) includes the second main body (221), and one end of second main body (221) is equipped with the second clamping portion
(222), the guide vane structure (2) respectively by the first clamping portion (212) and second clamping portion (222) and it is described outside
The rotatable connection in one end of shell (1),
When the sampling head is equipped with one end of the guide vane structure (2) at lower section, first main body (211) and described
Second main body complements each other to form closing face between (221).
4. sampling head as claimed in claim 3, which is characterized in that first main body (211) includes first part (2111)
With second part (2112), the first part (2111) is trapezium structure, and the second part (2112) is triangular structure；
Second main body (221) is triangular structure.
5. sampling head as claimed in claim 4, which is characterized in that first clamping portion (212) includes and the first main body
(211) through-hole that side communicates, second clamping portion (222) be include communicated with the side of the second main body (221) it is logical
Hole；
Wherein, first clamping portion (212) is identical with the second clamping portion (222) size.
6. sampling head as claimed in claim 3, which is characterized in that the length (h1) of first blade (21) is greater than described the
The length (h2) of two blades (22)
Wherein, h1:h2=1:0.6~0.8.
7. sampling head as claimed in claim 6, which is characterized in that the radius (r) of the shell (1) and the first blade (21)
Length (h1) is than being 1:0.8~1.1.
8. a kind of acquisition device, which is characterized in that the acquisition device includes the sampling head as described in Claims 1 to 5 is any
And collecting mechanism, the sampling head are removably secured with the collecting mechanism and connect.
9. acquisition device as claimed in claim 8, which is characterized in that collecting mechanism includes acquisition bar, and the acquisition bar includes
Cavity, the sampling head are communicated with the cavity.
10. acquisition device as claimed in claim 8, which is characterized in that the radius (R) and the guide vane knot of the cavity
The ratio of the length (L) of structure (2) is 1:1.1~1.3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910482402.2A CN110186714A (en) | 2019-06-04 | 2019-06-04 | A kind of sampling head and its acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910482402.2A CN110186714A (en) | 2019-06-04 | 2019-06-04 | A kind of sampling head and its acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110186714A true CN110186714A (en) | 2019-08-30 |
Family
ID=67720330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910482402.2A Pending CN110186714A (en) | 2019-06-04 | 2019-06-04 | A kind of sampling head and its acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110186714A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2733337Y (en) * | 2004-10-22 | 2005-10-12 | 陈迪华 | Sampling head |
| CN103323291A (en) * | 2013-06-06 | 2013-09-25 | 王志勇 | Deepwater area sediment stratified collection and preservation device |
| CN105823650A (en) * | 2016-05-16 | 2016-08-03 | 上海师范大学 | Ring cutter and baffle combined closed soil sampler and application thereof |
| CN109297756A (en) * | 2018-11-27 | 2019-02-01 | 交通运输部天津水运工程科学研究所 | A kind of high-moisture percentage silt soil sampler |
-
2019
- 2019-06-04 CN CN201910482402.2A patent/CN110186714A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2733337Y (en) * | 2004-10-22 | 2005-10-12 | 陈迪华 | Sampling head |
| CN103323291A (en) * | 2013-06-06 | 2013-09-25 | 王志勇 | Deepwater area sediment stratified collection and preservation device |
| CN105823650A (en) * | 2016-05-16 | 2016-08-03 | 上海师范大学 | Ring cutter and baffle combined closed soil sampler and application thereof |
| CN109297756A (en) * | 2018-11-27 | 2019-02-01 | 交通运输部天津水运工程科学研究所 | A kind of high-moisture percentage silt soil sampler |
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Application publication date: 20190830 |
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| WD01 | Invention patent application deemed withdrawn after publication |