CN209215020U - A kind of underground organic pollutant quick sampling device - Google Patents
A kind of underground organic pollutant quick sampling device Download PDFInfo
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- CN209215020U CN209215020U CN201821973027.9U CN201821973027U CN209215020U CN 209215020 U CN209215020 U CN 209215020U CN 201821973027 U CN201821973027 U CN 201821973027U CN 209215020 U CN209215020 U CN 209215020U
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- organic pollutant
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Abstract
The utility model discloses a kind of underground organic pollutant quick sampling devices, including drill bit, drilling pipe and inner tube；Said inner tube is located in drilling pipe, and drilling pipe bottom is equipped with rotary flyweights, and inner tube bottom end is located on rotary flyweights；Said inner tube inside sidewalls are equipped with sample room, and the opening of sample room is towards the inner wall of drilling pipe, and the inner wall of drilling pipe is equipped with sample tap；Sample room is equipped with the air inlet pipe and an air outlet pipe being connected to outside；When inner tube rotates so that the opening of sample room is Chong Die with sample tap on drilling pipe inner wall, underground organic pollutant enters sample room, exports through escape pipe and is sampled and detected, which being capable of volatile organic contaminant under sampling site in SOIL GAS and underground water.
Description
Technical field
The utility model relates to a kind of underground organic pollutant quick sampling devices, belong to soil investigation sampling technique neck
Domain.
Background technique
Volatile organic contaminant pollution surveys in soil or underground water, conventional method are spot sampling, save and turn
It transports and is detected in laboratory, detection cycle is long, and it is short that sample saves timeliness；Membrane interface sampling cartridge is standby currently on the market, by being heated to
120 DEG C or so, so that under volatile organic contaminant is used for quickly detecting through reaction film, and this method cannot achieve locality
Water sample and quantitative detection, while also cannot achieve SOIL GAS quantitative detection pollution concentration.
Utility model content
Technical problem to be solved in the utility model be in view of the deficiencies of the prior art, provide one kind can acquire it is specified
The device of the underground gas of depth.
In order to solve the above-mentioned technical problem, the technical solution that the utility model is taken is as follows:
A kind of underground organic pollutant quick sampling device, including drill bit, drilling pipe and inner tube；Said inner tube is located at drilling pipe
It is interior, there is internal thread to connect with overground part bull stick at the top of inner tube, drilling pipe bottom is equipped with rotary flyweights, and inner tube bottom end is located at rotary flyweights
On；Said inner tube inside sidewalls are equipped with sample room, and towards the inner wall of drilling pipe, the inner wall of drilling pipe is equipped with to be sampled the opening of sample room
Mouthful；Sample room is equipped with the air inlet pipe and an air outlet pipe being connected to outside；When inner tube rotates opening and drilling pipe inner wall so that sample room
When upper sample tap is overlapped, underground gas enters sample room, is sampled and is detected through escape pipe export.
The utility model further solve the problems, such as be into sample room be underground water when, need to add underground water
Heat, so that the organic pollutant in water evaporates.For this purpose, being equipped with thermocouple and water level detector, bottom in the sample room
Portion is arranged heating component, the external signal receiving device of the described water level detector connection, after monitoring that sample room is full of water,
By rotating the inner tube of overground part, sample room is closed.The supply voltage of the heating element is 220V, passes through thermocouple and temperature control
Instrument realizes the control of the supply voltage and electric current of heating element, can quickly heat the indoor underground water of sample and control to 200
DEG C or so, so that the organic pollutant in water quickly evaporates, is sampled and detected through escape pipe export.
Further, said inner tube top inner wall is equipped with internal screw thread, connect with overground part bull stick, passes through overground part bull stick
Rotation, realize the rotation of inner tube.It is equipped in the middle part of said inner tube and rotates control panel, there are air inlet pipe and outlet on rotation control panel
Pipe across through-hole, by rotation control panel on protrusion be caught in side wall of the inner tube, the rotation angle of inner tube is controlled, so that sample
The opening of product room is Chong Die with sample tap on drilling pipe inner wall or is staggered.
Preferably, it is equipped with 60 mesh stainless steel steel wires at the sample tap of the drilling pipe inner wall, avoids the soil particle of underground
Or stone carries out sample room and blocks.
Further, the drilling pipe outer wall is located at rotation control panel, is correspondingly provided with cricoid protrusion, and inside is rotation control
Swing-around trajectory is provided at making sheet, it is external to expand sampled well diameter, reduce the rotational resistance of overground part drilling pipe and inner tube.
Further, the drilling pipe outer wall is equipped with longitudinal vertical protrusion, to prevent in boss insertion soil
Drilling pipe rotates with inner tube in rotation sampling process.
Further, the air inlet pipe is the sample evacuated tube after sample detection, empties sample room by vacuum pump
Interior remaining sample.The exhaust pipe can be used as sample detection after sample clean liquid sample feeding pipe, sample room is cleaned multiple times
Afterwards, then the acquisition of next sample is carried out.
The utility model has the advantages that
1, the utility model passes through the matching design of inner tube and drilling pipe, sample room is equipped on outer wall of inner tube, in drilling pipe
Inner wall sets sample tap, realizes the sampling and measurement of SOIL GAS by sample room opening and sample tap cooperation, while can be avoided outer
The sundries in portion enters sample room and blocks, to improve sampling efficiency；
2, the utility model in sample room by adding thermocouple, water level detector and heating component, to quickly adopt
Collect quantitative underground water, and is heated the underground water in sample room is entered, so that the volatile organic contaminant in water evaporates,
To be sampled and be detected.
Detailed description of the invention
The utility model is done with reference to the accompanying drawings and detailed description and is further illustrated, the utility model
Above-mentioned and/or otherwise advantage will become apparent.
Fig. 1 is the utility model underground organic pollutant quick sampling apparatus structure schematic diagram；
Fig. 2 is certain gas station place volatile organic contaminant testing result three-dimensional simulation schematic diagram.
Wherein, 1, drill bit, 2, rotary flyweights, 3, inner tube, 4, heating component, 5,60 mesh stainless steel cloths, 6, drilling pipe, 7, spiral shell
Line, 8, drilling pipe annular projection, 9, air inlet pipe, 10, escape pipe, 11, sample room, 12, thermocouple, 13, rotation control panel, 14, hang down
Straight protrusion, 15, water level detector.
Specific embodiment
According to following embodiments, the utility model may be better understood.
Structure depicted in Figure of description, ratio, size etc., only to cooperate the revealed content of specification, with
Understand for those skilled in the art and read, is not intended to limit the utility model enforceable qualifications, therefore does not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the utility model institute
Under the effect of capable of generating and the purpose that can reach, it should all still fall in what the revealed technology contents of the utility model can be covered
In range.Meanwhile cited such as "upper", "lower", "front", "rear", " centre " term in this specification, it is merely convenient to chat
That states is illustrated, rather than to limit the enforceable range of the utility model, relativeness is altered or modified, without substantive change
Under more technology contents, when being also considered as the enforceable scope of the utility model.
As shown in Figure 1, the sampling apparatus includes drill bit 1, drilling pipe 6 and inner tube 3；Said inner tube 3 is located in drilling pipe 6, bores
6 bottoms of cylinder are equipped with rotary flyweights 2, and 3 bottom end of inner tube is located on rotary flyweights 2, and rotation control panel 13, rotation are equipped in the middle part of inner tube 3
Protrusion on control panel 13 is caught in 6 side wall of drilling pipe, and 3 top inner wall of inner tube is equipped with screw thread 7；6 outer wall of drilling pipe is located at rotation control
At making sheet 13, it is correspondingly provided with cricoid raised 8；6 outer wall of drilling pipe is additionally provided with longitudinal vertical protrusion 14, thus embedding in boss
Enter in soil；3 inside sidewalls of said inner tube are equipped with sample room 11, the opening of sample room 11 towards drilling pipe 6 inner wall, drilling pipe 6
Inner wall is equipped with sample tap, is equipped with 60 mesh stainless steel steel wires 5 at sample tap；It is equipped with thermocouple 12 in sample room 11 and water level is visited
Device 15 is surveyed, bottom is equipped with heating component 4；Sample room 11 is equipped with the air inlet pipe 9 being connected to outside and escape pipe 10, rotates control panel
There are the through-holes that air inlet pipe 9 and escape pipe 10 pass through on 13.
In use, squeezing into certain depth to underground by drill bit 1, then bull stick and 3 top inner thread of inner tube are connected
It connects, inner tube is rotated clockwise 45 degree together with rotation control panel 13, so that sample tap on the opening of sample room 11 and 6 inner wall of drilling pipe
When overlapping, underground organic pollutant enters sample room 11, if SOIL GAS is then sampled through the export of escape pipe 10, if underground
Water then heats underground water by thermocouple 12 in sample room 11 and heating component 4, so that organic pollutant volatilizes
Come, is sampled the volatile organic contaminant of gasification through the export of escape pipe 10 with the carrier gas of constant current speed, and final application GC-
MS is qualitatively and quantitatively detected.
Embodiment 1
In certain gas station's contaminated sites survey item, using the sampling apparatus to the soil of 3-9 6 different depths of rice in place
Earth and underground water carry out the quick detection of sampling with volatile organic contaminant, have carried out certain gas station place according to testing result
The three-dimensional simulation of middle volatile organic contaminant distribution, simulation schematic diagram are as shown in Figure 2.
Embodiment 2
The petroleum chemical enterprise of certain resettlement leaves in contaminated sites survey item, the 3-12 carried out using the drill bit to place area
The underground water of rice carries out the quick detection of sampling with volatile organic contaminant, and field quick detection result and laboratory's analysis are tied
Fruit is compared, and compares discovery chlorobenzene, C6-C9And C10-C40Contaminated sites distribution results fitness is good, with the detection of laboratory
Numerical value is differed less than 10%, is sampled additionally by SOIL GAS at 1-2 meters, the spatial distribution of the organic pollutant in SOIL GAS
As a result good with laboratory testing result rule fitness.
The utility model provides the thinking and method of a kind of underground organic pollutant quick sampling device, specific real
Now there are many method of the technical solution and approach, and the above is only the preferred embodiment of the utility model, it is noted that right
For those skilled in the art, without departing from the principle of this utility model, it can also make several
Improvements and modifications, these improvements and modifications also should be regarded as the protection scope of the utility model.The each group being not known in the present embodiment
It is realized at the partially available prior art.
Claims (8)
1. a kind of underground organic pollutant quick sampling device, which is characterized in that including drill bit (1), drilling pipe (6) and inner tube
(3)；Said inner tube (3) is located in drilling pipe (6), and drilling pipe (6) bottom is equipped with rotary flyweights (2), and inner tube (3) top inner wall is equipped with spiral shell
Silk (7), bottom end is located on rotary flyweights (2)；Said inner tube (3) inside sidewalls are equipped with sample room (11), and sample room (11) are opened
Mouth is towards the inner wall of drilling pipe (6), and the inner wall of drilling pipe (6) is equipped with sample tap；Sample room (11) is equipped with the air inlet being connected to outside
Manage (9) and escape pipe (10)；When inner tube (3) rotate so that the opening of sample room (11) is Chong Die with sample tap on drilling pipe (6) inner wall
When, underground organic pollutant enters sample room (11), is sampled through escape pipe (10) export.
2. organic pollutant quick sampling device in underground according to claim 1, which is characterized in that the sample room (11)
Interior to be equipped with thermocouple (12) and water level detector (15), bottom is equipped with heating component (4).
3. organic pollutant quick sampling device in underground according to claim 1 or 2, which is characterized in that said inner tube (3)
Top is equipped with internal screw thread, and middle part, which is equipped with, rotates control panel (13), and there are air inlet pipe (9) and escape pipes in rotation control panel (13)
(10) through-hole passed through.
4. organic pollutant quick sampling device in underground according to claim 1 or 2, which is characterized in that the drilling pipe (6)
60 mesh stainless steel steel wires (5) are equipped at the sample tap of inner wall.
5. organic pollutant quick sampling device in underground according to claim 3, which is characterized in that the drilling pipe (6) is outside
Wall is located at rotation control panel (13), is correspondingly provided with cricoid raised (8).
6. organic pollutant quick sampling device in underground according to claim 1 or 2, which is characterized in that the drilling pipe (6)
Inner wall is equipped with longitudinal vertical protrusion (14).
7. organic pollutant quick sampling device in underground according to claim 1, which is characterized in that the organic dirt in underground
Contaminating object is the organic pollutant in SOIL GAS.
8. organic pollutant quick sampling device in underground according to claim 2, which is characterized in that the organic dirt in underground
Contaminating object is the volatile organic contaminant in underground water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821973027.9U CN209215020U (en) | 2018-11-28 | 2018-11-28 | A kind of underground organic pollutant quick sampling device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821973027.9U CN209215020U (en) | 2018-11-28 | 2018-11-28 | A kind of underground organic pollutant quick sampling device |
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| CN209215020U true CN209215020U (en) | 2019-08-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297775A (en) * | 2018-11-28 | 2019-02-01 | 江苏省环境科学研究院 | A kind of underground organic pollutant quick sampling device |
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2018
- 2018-11-28 CN CN201821973027.9U patent/CN209215020U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297775A (en) * | 2018-11-28 | 2019-02-01 | 江苏省环境科学研究院 | A kind of underground organic pollutant quick sampling device |
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