CN112763282A - Soil gas sampling device - Google Patents
Soil gas sampling device Download PDFInfo
- Publication number
- CN112763282A CN112763282A CN202110034343.XA CN202110034343A CN112763282A CN 112763282 A CN112763282 A CN 112763282A CN 202110034343 A CN202110034343 A CN 202110034343A CN 112763282 A CN112763282 A CN 112763282A
- Authority
- CN
- China
- Prior art keywords
- sampling
- soil gas
- longitudinal
- tube body
- pipe body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 186
- 239000002680 soil gas Substances 0.000 title claims abstract description 56
- 238000005192 partition Methods 0.000 claims abstract description 62
- 230000008093 supporting effect Effects 0.000 claims abstract description 6
- 239000002689 soil Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
Images
Classifications
-
- 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
- G01N1/22—Devices for withdrawing samples in the gaseous 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
- G01N1/22—Devices for withdrawing samples in the gaseous state
- G01N1/2294—Sampling soil gases or the like
Abstract
The invention provides a soil gas sampling device, and relates to the technical field of soil detection. The soil gas sampling device comprises a sampling pipe body and a transverse clapboard; one end of the sampling tube body is closed and is a closed end; the other end of the sampling tube body is open and is an open end; the outer contour of the closed end is conical; a first limiting piece is arranged on the inner wall of the sampling pipe body and used for supporting the transverse partition plate; the pipe wall of the sampling pipe body separated by the first limiting part is provided with a plurality of sampling holes. The invention solves the technical problems that the concentration of the depth of soil gas cannot be determined in the prior art, and the cost of the soil gas sampling process is high.
Description
Technical Field
The invention relates to the technical field of soil detection, in particular to a soil gas sampling device.
Background
Soil gas is one of important components of soil, the soil gas is basically derived from the atmosphere, a small part of the soil gas is generated in soil biochemical processes, and the condition that the soil is polluted by certain pollutants can be indirectly reflected by detecting the soil gas.
In the prior art, drilling, monitoring well installation and sampling analysis are commonly used in the current environmental soil gas investigation process, but the depth concentration of soil gas cannot be determined by adopting the methods, areas with high concentration and high risk can be ignored, and the cost of the soil gas sampling process is high.
Disclosure of Invention
The invention aims to provide a soil gas sampling device which can perform layered sampling and has low equipment cost for sampling.
The technical scheme of the invention is realized as follows:
a soil gas sampling device comprises a sampling pipe body and a transverse clapboard;
one end of the sampling tube body is closed and is a closed end; the other end of the sampling tube body is open and is an open end; the outer contour of the closed end is conical;
a first limiting piece is arranged on the inner wall of the sampling pipe body and used for supporting the transverse partition plate; the transverse clapboard is used for separating the inner space of the sampling tube body;
the pipe wall of the sampling pipe body which is separated by the first limiting part and the transverse clapboard is provided with a plurality of sampling holes.
In a preferred technical scheme of the invention, in the soil gas sampling device, a plurality of sampling holes are uniformly distributed on the pipe wall of the sampling pipe body.
Sampling holes are uniformly distributed, and the sampling pipe body separated by the transverse partition plate can collect soil gas uniformly and at a constant speed in all depths.
In a preferred technical solution of the present invention, the soil gas sampling device further includes a longitudinal partition plate;
the longitudinal clapboard is arranged along the axial direction of the sampling pipe body so as to divide the sampling pipe body into a left longitudinal sampling space and a right longitudinal sampling space;
the transverse partition plates comprise a left partition plate and a right partition plate; the left clapboard is used for separating the left longitudinal sampling space; the right baffle is used for separating the right longitudinal sampling space.
This body quilt of sampling pipe is vertical sampling space in a left side and vertical sampling space in the right side for vertical sampling space in a left side, and left baffle and right baffle can be put into respectively to vertical sampling space in a left side and the vertical sampling space in the right side, have increased the quantity that can gather the soil degree of depth.
In a preferred technical scheme of the present invention, in the soil gas sampling device, the two sides of the longitudinal partition plate are provided with second limiting parts at axial positions corresponding to the first limiting parts;
the left baffle plate and the right baffle plate are supported through the first limiting part and the second limiting part so as to transversely separate the left longitudinal sampling space and the right longitudinal sampling space.
For the support stability who increases left baffle and right baffle, this embodiment has set up the second locating part on longitudinal baffle's both sides, and the degree of depth of second locating part in the sampling pipe body is the same with the degree of depth of first locating part in the sampling pipe body.
In a preferred technical scheme of the present invention, in the soil gas sampling device, the first limiting members are a plurality of first limiting protrusions uniformly distributed along the circumferential direction of the inner wall of the sampling pipe body; the second limiting part is a second limiting bulge which is arranged on the longitudinal partition plate and is arranged along the radial direction of the sampling pipe body.
In a preferred technical scheme of the present invention, in the soil gas sampling device, the first position-limiting member is an annular protrusion disposed around a tube wall of the sampling tube body.
In a preferred technical scheme of the invention, in the soil gas sampling device, an operating rod extends outwards from the middle part of the transverse partition plate.
In order to put in and take out the transverse partition plate conveniently, the middle part of the transverse partition plate is provided with an operating rod, and the operating rod extends towards the direction far away from the closed end of the sampling tube body, so that the sampling tube body is convenient to grasp.
In a preferred technical scheme of the invention, in the soil gas sampling device, the operating rod is in a hollow cone shape;
the end of the operating rod extending outwards is closed, and the end of the operating rod connected with the transverse partition plate is open.
The action bars is hollow taper, and the one end of action bars is sealed, and the other end opening, so, when putting into polylith transverse baffle inside the sampling pipe body, and polylith transverse baffle interval is less, can superpose between the action bars and enter into inside the action bars, avoid taking place to interfere.
In a preferred technical scheme of the invention, in the soil gas sampling device, the outer wall of the sampling pipe body is provided with scales.
Set up the scale on the outer wall of sampling pipe body, make things convenient for horizontal partition to put into the degree of depth that will gather.
In a preferred technical scheme of the invention, in the soil gas sampling device, the wall of the sampling pipe body is provided with a plurality of sampling windows;
a plurality of the sampling windows are arranged along the axial direction of the sampling pipe body at intervals.
Set up a plurality of sample windows on the pipe wall of sampling pipe body, make things convenient for the gaseous collection of soil.
The invention has the beneficial effects that: the soil gas sampling device provided by the invention comprises a sampling pipe body and a transverse clapboard; one end of the sampling tube body is closed and is a closed end; the other end of the sampling tube body is open and is an open end; the outer contour of the closed end is conical; a first limiting piece is arranged on the inner wall of the sampling pipe body and used for supporting the transverse partition plate; the transverse clapboard is used for separating the inner space of the sampling tube body; the pipe wall of the sampling pipe body which is separated by the first limiting part and the transverse clapboard is provided with a plurality of sampling holes. When the soil gas sampling device is used for sampling, firstly, the placing position of the transverse clapboard in the sampling tube body is determined according to the required sampling depth, the transverse clapboard is provided with the opening end of the sampling tube body to be placed in, and the transverse clapboard is limited by the first limiting piece; during inserting the cone blind end of sampling pipe body again into soil, soil gas will enter into the sampling pipe body through the sampling hole, because the inside sampling space of sampling pipe body is separated by transverse partition, consequently the soil gas of the different degree of depth enters into the sampling space of corresponding degree of depth respectively through the sampling hole in, takes out the device at last and carries out the gaseous collection and the detection of soil. In conclusion, the soil gas sampling device provided by the invention can be used for collecting soil gases at different depths, and is simple in structure and low in cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a soil gas sampling device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a second structure of a soil gas sampling device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a soil gas sampling apparatus according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a fourth structure of the soil gas sampling device according to the embodiment of the present invention.
In the figure:
100-sampling tube body; 101-open end; 102-a closed end; 103-a first stop; 104-a sampling aperture; 105-scale; 200-transverse partitions; 201-operating rod; 202-left baffle; 203-right baffle; 300-longitudinal baffles; 301-second limiting member.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the invention are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
Examples
Referring to fig. 1, the present embodiment provides a soil gas sampling device, which includes a sampling tube body 100 and a transverse partition 200;
one end of the sampling tube body 100 is closed, and the sampling tube body is a closed end 102; the other end of the sampling tube body 100 is open and is an open end 101; the outer contour of the closed end 102 is conical;
a first limiting member 103 is arranged on the inner wall of the sampling tube body 100, and the first limiting member 103 is used for supporting the transverse partition plate 200; the transverse partition 200 is used for dividing the inner space of the sampling tube body;
the tube wall of the sampling tube body 100 separated by the first retaining member 103 and the transverse partition 200 is provided with a plurality of sampling holes 104.
When the soil gas sampling device of the embodiment is used for sampling, firstly, the placement position of the transverse partition plate 200 in the sampling tube body 100 is determined according to the required sampling depth, the opening end 101 of the sampling tube body 100 of the transverse partition plate 200 is placed in the transverse partition plate, and the transverse partition plate is limited by the first limiting piece 103; and then the conical closed end 102 of the sampling tube body 100 is inserted into soil, soil gas enters the sampling tube body 100 through the sampling hole 104, and because the sampling space inside the sampling tube body 100 is separated by the transverse partition plate 200, the soil gas with different depths respectively enters the sampling space with corresponding depths through the sampling hole 104, and finally the device is taken out to collect and detect the soil gas. In conclusion, the soil gas sampling device provided by the embodiment can collect soil gas at different depths, and the device has a simple structure and is low in cost.
In the above technical solution, further, a plurality of sampling holes 104 are uniformly distributed on the tube wall of the sampling tube body 100.
The sampling holes 104 are uniformly distributed, so that the sampling pipe body 100 separated by the transverse partition plate 200 can uniformly and uniformly collect soil gas at all depths.
In the above technical solution, further, the soil gas sampling device further includes a longitudinal partition 300;
the longitudinal partition 300 is arranged along the axial direction of the sampling tube body 100 so as to divide the sampling tube body 100 into a left longitudinal sampling space and a right longitudinal sampling space;
the transverse partition 200 includes a left partition 202 and a right partition 203; the left baffle 202 is used for separating the left longitudinal sampling space; the right partition 203 is used to partition the right longitudinal sampling space.
Referring to fig. 2, the sampling tube body 100 is divided into a left longitudinal sampling space and a right longitudinal sampling space by a longitudinal partition 300, and the left longitudinal sampling space and the right longitudinal sampling space can be respectively placed in the left partition 202 and the right partition 203, so that the number of depths in which soil can be collected is increased.
In the above technical solution, further, two sides of the longitudinal partition 300 are provided with second limiting members 301 corresponding to axial positions of the first limiting members 103;
the left partition 202 and the right partition 203 are supported by the first limiting member 103 and the second limiting member 301, so as to transversely separate the left longitudinal sampling space from the right longitudinal sampling space.
To increase the support stability of the left and right bulkheads 202, 203, the second position-limiting members 301 are disposed on two sides of the longitudinal bulkhead 300, and the depth of the second position-limiting members 301 in the sampling tube body 100 is the same as the depth of the first position-limiting members 103 in the sampling tube body 100.
In the above technical solution, further, the first limiting members 103 are a plurality of first limiting protrusions uniformly distributed along the circumferential direction of the inner wall of the sampling tube body 100; the second limiting member 301 is a second limiting protrusion disposed on the longitudinal partition 300 and radially arranged along the sampling tube body 100.
In this embodiment, the first limiting member 103 is a plurality of first limiting protrusions arranged at intervals, the second limiting member 301 is a plurality of second limiting protrusions arranged at intervals, the first limiting protrusions and the second limiting protrusions are matched to provide stable support for the left partition plate 202 or the right partition plate 203, and the left partition plate 202 or the right partition plate 203 can conveniently pass through after being subjected to axial force, so that the left partition plates 202 can be placed in the left longitudinal sampling space, and the right partition plates 203 can be placed in the right longitudinal sampling space.
In an alternative of this embodiment, the first limiting member 103 is an annular protrusion disposed around the tube wall of the sampling tube body 100. The annular protrusion can provide a better supporting effect for the transverse partition 200.
In the above technical solution, further, the middle part of the transverse partition 200 extends outwards to form an operating rod 201.
Referring to FIG. 3, in order to facilitate the insertion and removal of the transverse partition 200, in the embodiment, an operating rod 201 is disposed at the middle of the transverse partition 200, and the operating rod 201 extends in a direction away from the closed end 102 of the sampling tube body 100 for easy grasping.
In the above technical solution, further, the operating rod 201 is in a hollow cone shape;
the end of the operating rod 201 extending outwards is closed, and the end of the operating rod 201 connected with the transverse partition board 200 is open.
In this embodiment, the action bars 201 is hollow taper shape, and the one end of action bars 201 is sealed, and the other end opening, so, put into polylith transverse baffle 200 when sampling pipe body 100 is inside, and polylith transverse baffle 200 interval is less, can superpose between the action bars 201 and enter into inside the action bars 201, avoid taking place to interfere.
In the above technical solution, further, a scale 105 is arranged on an outer wall of the sampling tube body 100.
Referring to fig. 4, the outer wall of the sampling tube body 100 is provided with a scale 105 to facilitate the placement of the transverse partition 200 into the depth to be collected.
In the above technical solution, further, a plurality of sampling windows are arranged on the tube wall of the sampling tube body 100;
a plurality of the sampling windows are provided at intervals along the axial direction of the sampling tube body 100.
The gaseous sampling device of soil who utilizes this embodiment to provide needs to collect after gathering soil gas, and this embodiment sets up a plurality of sample windows on the pipe wall of sampling pipe body 100, makes things convenient for gaseous collection of soil.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A soil gas sampling device is characterized by comprising a sampling pipe body and a transverse clapboard;
one end of the sampling tube body is closed and is a closed end; the other end of the sampling tube body is open and is an open end; the outer contour of the closed end is conical;
a first limiting piece is arranged on the inner wall of the sampling pipe body and used for supporting the transverse partition plate; the transverse clapboard is used for separating the inner space of the sampling tube body;
the pipe wall of the sampling pipe body which is separated by the first limiting part and the transverse clapboard is provided with a plurality of sampling holes.
2. The soil gas sampling device of claim 1, wherein a plurality of the sampling holes are uniformly distributed on the wall of the sampling tube body.
3. The soil gas sampling device of claim 1, further comprising a longitudinal partition;
the longitudinal clapboard is arranged along the axial direction of the sampling pipe body so as to divide the sampling pipe body into a left longitudinal sampling space and a right longitudinal sampling space;
the transverse partition plates comprise a left partition plate and a right partition plate; the left clapboard is used for separating the left longitudinal sampling space; the right baffle is used for separating the right longitudinal sampling space.
4. The soil gas sampling device of claim 3, wherein a second stop member is disposed on each side of the longitudinal partition at an axial position corresponding to the first stop member;
the left baffle plate and the right baffle plate are supported through the first limiting part and the second limiting part so as to transversely separate the left longitudinal sampling space and the right longitudinal sampling space.
5. The soil gas sampling device of claim 4, wherein the first limiting members are a plurality of first limiting protrusions uniformly distributed along the circumferential direction of the inner wall of the sampling pipe body; the second limiting part is a second limiting bulge which is arranged on the longitudinal partition plate and is arranged along the radial direction of the sampling pipe body.
6. The soil gas sampling device of claim 1, wherein the first retaining member is an annular protrusion disposed around a wall of the sampling tube body.
7. The soil gas sampling device of claim 1, wherein a lever extends outwardly from a middle portion of the transverse partition.
8. The soil gas sampling device of claim 7, wherein the lever is hollow and tapered;
the end of the operating rod extending outwards is closed, and the end of the operating rod connected with the transverse partition plate is open.
9. The soil gas sampling device according to any one of claims 1 to 8, wherein the sampling tube body is provided with a scale on an outer wall thereof.
10. The soil gas sampling device of claim 1, wherein a plurality of sampling windows are provided on a wall of the sampling tube body;
a plurality of the sampling windows are arranged along the axial direction of the sampling pipe body at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110034343.XA CN112763282A (en) | 2021-01-12 | 2021-01-12 | Soil gas sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110034343.XA CN112763282A (en) | 2021-01-12 | 2021-01-12 | Soil gas sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112763282A true CN112763282A (en) | 2021-05-07 |
Family
ID=75701439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110034343.XA Pending CN112763282A (en) | 2021-01-12 | 2021-01-12 | Soil gas sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112763282A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544224A (en) * | 2022-01-14 | 2022-05-27 | 重庆市生态环境科学研究院 | Soil sampling and soil gas sampling integrated device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6339966B1 (en) * | 2000-10-04 | 2002-01-22 | Sanyasi R. Kalidindi | Bulk powder sampler with removable partitions and method of using |
| JP2003185540A (en) * | 2001-10-09 | 2003-07-03 | Babcock Hitachi Kk | Apparatus for sampling soil gas sample, and gas sample- sampling method and gas-analyzing method using the same |
| CN103267659A (en) * | 2013-05-31 | 2013-08-28 | 中国科学院地理科学与资源研究所 | Collection device of greenhouse gases at different depths of soil section |
| CN207556928U (en) * | 2017-11-28 | 2018-06-29 | 河南省农业科学院植物营养与资源环境研究所 | Soil ammonia volatilization harvester |
| CN109520776A (en) * | 2019-01-04 | 2019-03-26 | 甘肃兴华环境设施有限公司 | A kind of water sampling device |
| CN209992248U (en) * | 2019-04-24 | 2020-01-24 | 武汉中科岩土工程有限责任公司 | Soil gas stratified sampling device |
-
2021
- 2021-01-12 CN CN202110034343.XA patent/CN112763282A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6339966B1 (en) * | 2000-10-04 | 2002-01-22 | Sanyasi R. Kalidindi | Bulk powder sampler with removable partitions and method of using |
| JP2003185540A (en) * | 2001-10-09 | 2003-07-03 | Babcock Hitachi Kk | Apparatus for sampling soil gas sample, and gas sample- sampling method and gas-analyzing method using the same |
| CN103267659A (en) * | 2013-05-31 | 2013-08-28 | 中国科学院地理科学与资源研究所 | Collection device of greenhouse gases at different depths of soil section |
| CN207556928U (en) * | 2017-11-28 | 2018-06-29 | 河南省农业科学院植物营养与资源环境研究所 | Soil ammonia volatilization harvester |
| CN109520776A (en) * | 2019-01-04 | 2019-03-26 | 甘肃兴华环境设施有限公司 | A kind of water sampling device |
| CN209992248U (en) * | 2019-04-24 | 2020-01-24 | 武汉中科岩土工程有限责任公司 | Soil gas stratified sampling device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544224A (en) * | 2022-01-14 | 2022-05-27 | 重庆市生态环境科学研究院 | Soil sampling and soil gas sampling integrated device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DK2785859T3 (en) | Method and apparatus for acquisition of blood testing | |
| EP0901820B1 (en) | Collection container assembly | |
| CN112763282A (en) | Soil gas sampling device | |
| CN211904786U (en) | Layered sampler along depth direction of water body to be detected | |
| DE69939332D1 (en) | METHOD AND DEVICE FOR MAGNETIC SEPARATION | |
| CN211014321U (en) | Automatic change environment measuring device | |
| WO2015054305A1 (en) | Sample tube adapters and methods of use thereof | |
| JP2006289222A (en) | Method and centrifuge tube for collecting marrow of experimental small animal | |
| CN214408997U (en) | Kit for joint detection of infection projects | |
| CN212922565U (en) | Plant disease and insect pest leaf quarantine sample sampling box | |
| CN209911009U (en) | Deep soil sampling device using gasoline pick as power | |
| CN216270669U (en) | Pleural effusion and ascites specimen collecting and protecting device | |
| US20210299671A1 (en) | Plate for sampling apparatus and microcentrifuge vial for microsampling apparatus | |
| CN214346521U (en) | Multifunctional medical examination acquisition frame | |
| CN217554559U (en) | Virus gene separation detection kit | |
| CN216247956U (en) | Environmental protection soil analysis is with layering detection case | |
| CN214439309U (en) | Distinguish thing box of putting of inspection sample | |
| CN216499529U (en) | Multifunctional blood sampling pipe rack | |
| CN220671044U (en) | Passive sampling film for particulate matters | |
| CN215044759U (en) | Multifunctional blood collection storage box | |
| CN219114180U (en) | Dry blood spot punching omission preventing device and dry blood spot punching assembly | |
| CN212781034U (en) | Platform for detecting electromagnetic compatibility of computer network equipment | |
| CN217332481U (en) | Urine detection and analysis device | |
| CN217674123U (en) | Kit for medical analyzer | |
| CN219641513U (en) | Atmosphere detection device for multi-position detection |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210507 |