CN108106888A - A kind of SOIL GAS harvester for high-precision geochemical - Google Patents
A kind of SOIL GAS harvester for high-precision geochemical Download PDFInfo
- Publication number
- CN108106888A CN108106888A CN201810046982.6A CN201810046982A CN108106888A CN 108106888 A CN108106888 A CN 108106888A CN 201810046982 A CN201810046982 A CN 201810046982A CN 108106888 A CN108106888 A CN 108106888A
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- Prior art keywords
- outer barrel
- soil
- gas
- geochemical
- precision
- 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
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- 239000002680 soil gas Substances 0.000 title claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 230000004888 barrier function Effects 0.000 claims abstract description 20
- 238000004078 waterproofing Methods 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims abstract description 6
- 238000004891 communication Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 5
- 238000001179 sorption measurement Methods 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 16
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 8
- 229930195733 hydrocarbon Natural products 0.000 abstract description 8
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 8
- 230000008859 change Effects 0.000 abstract description 3
- 241001124569 Lycaenidae Species 0.000 abstract description 2
- 239000011257 shell material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 4
- 238000005204 segregation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012113 quantitative test Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 108700002783 roundabout Proteins 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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
- G01N1/2294—Sampling soil gases or the like
-
- 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
- G01N2001/021—Correlating sampling sites with geographical information, e.g. GPS
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Soil 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 relates to oil and gas geochemical exploration technical field more particularly to a kind of SOIL GAS harvesters for high-precision geochemical.This includes the exterior cover sheets set gradually from outside to inside, intermediate water barrier and internal gas capture core for the SOIL GAS harvester of high-precision geochemical; the exterior cover sheets include outer barrel; the outer barrel aperture of supplied gas and liquid communication is densely covered on the outer barrel, the intermediate water barrier includes the first water proof outer jacket, waterproofing protection film and the second water proof outer jacket that set gradually from outside to inside.SOIL GAS harvester of the present invention for high-precision geochemical, it is simple in structure, it is small, convenient for storing and carrying, various soil regimes are can adapt to, can effectively gather the gaseous sample in soil, the hydrocarbon gas in soil is especially gathered, change the precision of exploration with improving.
Description
Technical field
The present invention relates to oil and gas geochemical exploration technical fields more particularly to one kind to be used for high-precision geochemical
SOIL GAS harvester.
Background technology
After underground deep oil-gas formation, after migration, oil-gas reservoir is formed in trap.During oil-gas migration or
Loss can occur for Cheng Zanghou, oil gas, until being lost to earth's surface.Oil gas becomes grand leakage along openability tomography loss to earth's surface.And
Oil gas in oil-gas reservoir, due to playing the role of cap rock or other closure bodies, leakage is the referred to as Micro blazed-grating of very little.This is slightly
A series of physicochemical change can be caused in earth's crust near surface scope by leaking into the oil gas of earth's surface, according to these changing rules,
Many scholars have invented the geochemical method of some exploration oil gas, achieve some successful stories.But due to previous side
Fado is round-about way, there is numerous influence factors, and with multi-solution, therefore practicability is not strong, fails to be used widely.
In most cases, Hydrocarbon leakage is very micro, therefore people cannot intuitively have found this Micro blazed-grating.So
And with the development of analysis and testing technology so that people can have found these Micro blazed-gratings by various detecting instruments and method, and
And can these Micro blazed-gratings be carried out with quantitative test and research, such as external KOV fingerprint techniques and domestic adsorption filament technology
It is exactly some of which representative art.But due to not well solving the acquisition problems of hydrocarbon gas in soil, these
Method also fails to be widely applied.
Since the hydrocarbon gas of Micro blazed-grating to earth's surface is very micro, very big difficulty is there is in acquisition.KOV skills
Although art and adsorption filament technology solve the acquisition problems of hydrocarbon gas under some specified conditions, but be not under most edaphic conditions
It can effectively apply, especially in the case where soil water-containing is relatively more, then the above method is entirely ineffective.
The content of the invention
(1) technical problems to be solved
The object of the present invention is to provide a kind of SOIL GAS harvesters for high-precision geochemical, can adapt to
Various soil regimes can effectively be enriched with and gather hydrocarbon gas in soil.
(2) technical solution
In order to solve the above technical problem, the present invention provides a kind of SOIL GASs for high-precision geochemical to adopt
Acquisition means, including the exterior cover sheets, intermediate water barrier and internal gas capture core set gradually from outside to inside, wherein, it is described
Exterior cover sheets include outer barrel, and the outer barrel aperture of supplied gas and liquid communication is densely covered on the outer barrel；The intermediate water barrier
Including the first water proof outer jacket, waterproofing protection film and the second water proof outer jacket set gradually from outside to inside.
Further, the internal gas capture core is mutually fastened by two semicylinders forms.
Further, the semicylinder includes protection network shell and the gas absorption being arranged in the protection network shell
Material filler.
Further, the upper end of the outer barrel is equipped with external thread buckle, and the outer barrel passes through the external thread buckle and auxiliary rod
It is connected.
Further, support ring flat-plate is equipped in the inside bottom of the exterior cover sheets, the intermediate water barrier is arranged on
On the support ring flat-plate.
Further, seal washer, the gasket are equipped between the exterior cover sheets and the intermediate water barrier
Circle is arranged on the top of the first water proof outer jacket and waterproofing protection film.
Specifically, the first water proof outer jacket and the second water proof outer jacket are net structure.
Specifically, the outer barrel is cylindrical structural, and the outer diameter of the outer barrel is 40mm, and the height of the outer barrel is
50mm, the wall thickness of the outer barrel is 5mm.
Specifically, for the outer barrel aperture arrangement on the bottom surface and side wall of the outer barrel, the outer barrel aperture is a diameter of
The round hole of 0.5mm.
Specifically, the outer barrel is equipped with GPS positioning device.
(3) advantageous effect
The above-mentioned technical proposal of the present invention has the following advantages that：
Provided by the present invention for the SOIL GAS harvester of high-precision geochemical, external protection can obstruct mud
The substances such as sand enter, and are smoothed out SOIL GAS acquisition, and middle water barrier can be by water segregation outside, to ensure that internal gas captures
Material effectively captures SOIL GAS, and internal gas capture core enables SOIL GAS to be enriched with.
It is simple in structure provided by the present invention for the SOIL GAS harvester of high-precision geochemical, it is small, just
It in storage and carries, can adapt to various soil regimes, the gaseous sample in soil can be effectively gathered, especially in soil
Hydrocarbon gas improves the precision of groundization exploration.
Description of the drawings
Fig. 1 is structure diagram of the embodiment of the present invention for the SOIL GAS harvester of high-precision geochemical；
Fig. 2 is top view of the embodiment of the present invention for the SOIL GAS harvester of high-precision geochemical；
Fig. 3 be the embodiment of the present invention for SOIL GAS harvester Fig. 2 of high-precision geochemical A-A to section view
Figure；
Fig. 4 is the embodiment of the present invention for exterior cover sheets in the SOIL GAS harvester of high-precision geochemical
Structure diagram；
Fig. 5 is the embodiment of the present invention for exterior cover sheets in the SOIL GAS harvester of high-precision geochemical
Top view；
Fig. 6 is the embodiment of the present invention for exterior cover sheets figure in the SOIL GAS harvester of high-precision geochemical
5 B-B direction sectional view；
Fig. 7 is knot of the embodiment of the present invention for semicylinder in the SOIL GAS harvester of high-precision geochemical
Structure schematic diagram；
Fig. 8 is knot of the embodiment of the present invention for support ring flat-plate in the SOIL GAS harvester of high-precision geochemical
Structure schematic diagram.
In figure：1：Exterior cover sheets；101：External thread buckle；2：First water proof outer jacket；3：Waterproofing protection film；4：Second every
Water outer jacket；5：Support ring flat-plate；6：Internal gas captures core；601：Semicylinder；7：Seal washer.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
The part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's all other embodiments obtained on the premise of creative work is not made, belong to the scope of protection of the invention.
As shown in figures 1-8, the embodiment of the present invention provides a kind of SOIL GAS for high-precision geochemical and gathers dress
It puts, including the exterior cover sheets 1, intermediate water barrier and internal gas capture core 6 set gradually from outside to inside.
Wherein, the exterior cover sheets 1 include outer barrel, are densely covered with supplied gas on the outer barrel and the outer barrel of liquid communication is small
Hole.When the present apparatus is embedded to below earth's surface, obstructs the substances such as silt by the exterior cover sheets 1 and enter, and gas and liquid
It can flow into, shield, prevent silt from blocking internal void, influence gas and pass through.
Wherein, the intermediate water barrier includes the first water proof outer jacket 2, the waterproofing protection film 3 that set gradually from outside to inside
With the second water proof outer jacket 4.By the intermediate water barrier by water segregation outside, to ensure the effective of internal gas capture material
Property.
Wherein, the internal gas capture core 6 is mutually fastened by two semicylinders 601 forms.The semicylinder 601
Including protection network shell and the gas adsorption material filler being arranged in the protection network shell, the protection network shell uses
Metal material is made, and gas is adsorbed after passing through the protection network shell by its internal gas adsorption material filler, so as to
Achieve the purpose that capture and Enriching soil gas.
Specifically, the outer barrel is cylindrical structural, and the outer diameter of the outer barrel is preferably arranged to 40mm, the outer barrel
Highly preferred to be arranged to 50mm, the wall thickness of the outer barrel is preferably arranged to 5mm.
Wherein, for the outer barrel aperture arrangement on the bottom surface and side wall of the outer barrel, diameter can be used in the outer barrel aperture
For the round hole of 0.5mm, so as to reach barrier silt, and the purpose that gas and liquid is made smoothly to flow into.
In addition, the upper end of the outer barrel be equipped with external thread buckle 101, the outer barrel by the external thread buckle 101 be used for
Auxiliary rod is connected, easy to operation.
Specifically, the first water proof outer jacket 2 and the second water proof outer jacket 4 are net structure, wherein net
The mesh density of shape structure is 9~16 mesh every square centimeter, and mesh may be configured as the round hole of diameter 0.5mm, so as to protect
The smooth circulation of gas is demonstrate,proved, and the waterproofing protection film 3 is arranged on outside the first water proof outer jacket 2 and second water proof
Between sheath 4, then can effectively by water segregation outside.
In addition, the inside bottom in the exterior cover sheets 1 is equipped with support ring flat-plate 5, the intermediate water barrier is arranged on institute
It states on support ring flat-plate 5, the support ring flat-plate 5 not only acts as the effect for supporting the intermediate water barrier, and can ensure in institute
It states and retains certain space between exterior cover sheets 1 and the intermediate water barrier, so that gas smoothly circulates.
In addition, seal washer 7 is additionally provided between the exterior cover sheets 1 and the intermediate water barrier, to ensure water
Core 6 will not be captured by leaking out to the internal gas between the exterior cover sheets 1 and the intermediate water barrier.
Wherein, the seal washer 7 is arranged on the top of the first water proof outer jacket 2 and waterproofing protection film 3, and institute
The top for stating the second water proof outer jacket 4 is equipped with outwardly extending outer.
In addition, GPS positioning device is additionally provided on the outer barrel, convenient for grasping the position behind this sampling apparatus embedment underground.
In use, firstly the need of sampled point is searched out in the wild, then one is vertically bored using the soil pencil of diameter 50mm
The upper end of this sampling apparatus is connected the auxiliary of upper a length of 60~90cm by the hole of 70~100cm by the external thread buckle 101
Then this sampling apparatus is integrally put into drilling, and backfills soil by bar, drilling is sealed, and mark can be carried out on ground,
Convenient for finding.
(generally 15~30 days) after some period of time, sampled point is searched out by GPS positioning and surface mark,
After carefully excavating topsoil, auxiliary rod and this sampling apparatus are extracted, it is rapid to open, the internal gas is captured into core 6 and is taken
Go out, then put it into sealing container and be sealed, be detected after transporting laboratory back.
In conclusion the SOIL GAS harvester for high-precision geochemical described in the embodiment of the present invention, knot
Structure is simple, small, convenient for storing and carrying, can adapt to various soil regimes, can effectively gather the gas sample in soil
Product especially gather the hydrocarbon gas in soil, change the precision of exploration with improving.
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
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
To modify to the technical solution recorded in foregoing embodiments or carry out equivalent substitution to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical solution spirit and
Scope.
Claims (10)
1. a kind of SOIL GAS harvester for high-precision geochemical, it is characterised in that：Including from outside to inside successively
The exterior cover sheets of setting, intermediate water barrier and internal gas capture core, wherein, the exterior cover sheets include outer barrel, described
The outer barrel aperture of supplied gas and liquid communication is densely covered on outer barrel；The intermediate water barrier includes set gradually from outside to inside the
One water proof outer jacket, waterproofing protection film and the second water proof outer jacket.
2. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：Institute
Internal gas capture core is stated mutually to be fastened and form by two semicylinders.
3. the SOIL GAS harvester according to claim 2 for high-precision geochemical, it is characterised in that：Institute
Stating semicylinder includes protection network shell and the gas adsorption material filler being arranged in the protection network shell.
4. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：Institute
The upper end for stating outer barrel is equipped with external thread buckle, and the outer barrel is connected by the external thread buckle with auxiliary rod.
5. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：
The inside bottom of the exterior cover sheets is equipped with support ring flat-plate, and the intermediate water barrier is arranged on the support ring flat-plate.
6. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：
Be equipped with seal washer between the exterior cover sheets and the intermediate water barrier, the seal washer be arranged on described first every
The top of water outer jacket and waterproofing protection film.
7. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：Institute
It is net structure to state the first water proof outer jacket and the second water proof outer jacket.
8. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：Institute
Outer barrel is stated as cylindrical structural, the outer diameter of the outer barrel is 40mm, and the height of the outer barrel is 50mm, and the barrel of the outer barrel is thick
It spends for 5mm.
9. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：Institute
Outer barrel aperture arrangement is stated on the bottom surface and side wall of the outer barrel, the outer barrel aperture is the round hole of a diameter of 0.5mm.
10. the SOIL GAS harvester according to claim 1 for high-precision geochemical, it is characterised in that：
The outer barrel is equipped with GPS positioning device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046982.6A CN108106888A (en) | 2018-01-11 | 2018-01-11 | A kind of SOIL GAS harvester for high-precision geochemical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046982.6A CN108106888A (en) | 2018-01-11 | 2018-01-11 | A kind of SOIL GAS harvester for high-precision geochemical |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108106888A true CN108106888A (en) | 2018-06-01 |
Family
ID=62218723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810046982.6A Pending CN108106888A (en) | 2018-01-11 | 2018-01-11 | A kind of SOIL GAS harvester for high-precision geochemical |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108106888A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738583A (en) * | 2018-12-29 | 2019-05-10 | 苏州环职安环境工程技术有限公司 | A kind of prefabricated soil gas well device and preparation method thereof and construction method |
| CN111947996A (en) * | 2020-09-01 | 2020-11-17 | 中国农业科学院农业资源与农业区划研究所 | In-situ soil profile greenhouse gas collecting device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120282019A1 (en) * | 2010-05-04 | 2012-11-08 | Cox Craig A | Device for use with measuring soil gas and method of use |
| CN103454121A (en) * | 2012-08-21 | 2013-12-18 | 中国科学院、水利部成都山地灾害与环境研究所 | Portable soil air in-situ collector |
| CN106018004A (en) * | 2016-06-24 | 2016-10-12 | 北京市环境保护科学研究院 | Passive soil gas collecting device, system and method |
| CN206832529U (en) * | 2017-06-08 | 2018-01-02 | 张罡睿 | A kind of soil respiration gas collector |
| CN207741984U (en) * | 2018-01-11 | 2018-08-17 | 克拉玛依石大智慧石油科技有限公司 | A kind of SOIL GAS harvester for high-precision geochemical |
-
2018
- 2018-01-11 CN CN201810046982.6A patent/CN108106888A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120282019A1 (en) * | 2010-05-04 | 2012-11-08 | Cox Craig A | Device for use with measuring soil gas and method of use |
| CN103454121A (en) * | 2012-08-21 | 2013-12-18 | 中国科学院、水利部成都山地灾害与环境研究所 | Portable soil air in-situ collector |
| CN106018004A (en) * | 2016-06-24 | 2016-10-12 | 北京市环境保护科学研究院 | Passive soil gas collecting device, system and method |
| CN206832529U (en) * | 2017-06-08 | 2018-01-02 | 张罡睿 | A kind of soil respiration gas collector |
| CN207741984U (en) * | 2018-01-11 | 2018-08-17 | 克拉玛依石大智慧石油科技有限公司 | A kind of SOIL GAS harvester for high-precision geochemical |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738583A (en) * | 2018-12-29 | 2019-05-10 | 苏州环职安环境工程技术有限公司 | A kind of prefabricated soil gas well device and preparation method thereof and construction method |
| CN109738583B (en) * | 2018-12-29 | 2021-12-28 | 苏州环职安环境工程技术有限公司 | Prefabricated soil gas well device and preparation method and construction method thereof |
| CN111947996A (en) * | 2020-09-01 | 2020-11-17 | 中国农业科学院农业资源与农业区划研究所 | In-situ soil profile greenhouse gas collecting device |
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