CN103437762A - Layered gas-liquid fluid sampling device in shallow well - Google Patents
Layered gas-liquid fluid sampling device in shallow well Download PDFInfo
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- CN103437762A CN103437762A CN2013104034252A CN201310403425A CN103437762A CN 103437762 A CN103437762 A CN 103437762A CN 2013104034252 A CN2013104034252 A CN 2013104034252A CN 201310403425 A CN201310403425 A CN 201310403425A CN 103437762 A CN103437762 A CN 103437762A
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Abstract
The invention discloses a layered gas-liquid fluid sampling device in a shallow well. The layered gas-liquid fluid sampling device comprises a sleeve system, a simple packer system, a liquid sampling system, a gas sampling system, a sampling system, bolts, and binders, wherein the lower end of a first simple packer is connected with the upper end of a first sleeve through a first layer of bolts and a first layer of binders; the lower end of the first sleeve is connected with the upper end of a second simple packer through a second layer of bolts and a second layer of binders; the lower end of the second simple packer is connected with the upper end of a second sleeve through a third layer of bolts and a third layer of binders; the lower end of the second sleeve is connected with the upper end of a third simple packer through a fourth layer of bolts and a fourth layer of binders. The layered gas-liquid fluid sampling device is simple in structure, low in fabrication cost, convenient to install, and simple and convenient to sample and operate.
Description
Technical field
The present invention relates to inner fluid sampling field, superficial part stratum, more specifically relate to layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well.
Background technology
In the superficial part stratum, the composition of air water, concentration, distribution etc. are the key factors that is related to earth's surface biological and human survival.Study of The Underground environment or surrounding environment change are significant on understanding its impact on earth's surface biological and environment for human survival on the impact of the composition of shallow-layer air water, concentration, distribution etc.To be studied the shallow-layer underground fluid, at first will be obtained fluid sample, therefore, suitable sampler must be arranged.
At present, according to the difference of research object and purpose, the countries in the world software engineering researchers invent has gone out various sampling underground fluid devices, as U-shaped pipe sampler etc.Generally speaking these samplers can meet the sampling requirement under certain specified conditions, and mostly be applicable to the fluid sampling of deep formation, therefore their result is comparatively complicated, operates comparatively loaded down with trivial detailsly, for the sampling of superficial part formation fluid, there is no need to use such sampler.
Patent of invention " layering gas-liquid two-phase fluid high-fidelity sampling device in well " (application number: 201110063499.7) disclose layering gas-liquid two-phase fluid high-fidelity sampling device in well, this device can accurately be controlled sampling underground fluid layer position, realize the sampling of the gas-liquid of different layers position, stratum, guarantee that temperature in sampling process, pressure are consistent with the temperature condition of underground fluid, have improved the fidelity of fluid in the sampling process simultaneously.This sampler principle is simple, and still, mainly for the sampling of deep formation fluid, therefore, structure is comparatively complicated, the device cost of manufacture is higher.
Sampling for the superficial part formation fluid, the requirements such as withstand voltage, the heatproof of sampler are lower than deep formation fluid sampling, therefore, the result of sampler should be simpler, become should installation and operation lower, sampler should be easier.
Summary of the invention
Purpose of the present invention is exactly in order to overcome the above-mentioned shortcoming and defect of existing underground gas-liquid fluid sampling apparatus, is to be to provide layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well.This sampler is simple in structure, cost of manufacture is low, easy for installation, sampling operation is easy, is with a wide range of applications.
To achieve these goals, the present invention is by the following technical solutions:
Layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well, it comprises cannula system, simple and easy packer system, Liquid sample introduction system, gas sampling system, sampler, screw, adhesive.It is characterized in that: the first simple and easy packer lower end in simple and easy packer system is connected with the first sleeve pipe upper end in cannula system with the first floor adhesive in adhesive by the first floor screw in screw; The first sleeve pipe lower end in cannula system is connected with the second simple and easy packer upper end in simple and easy packer system with the second layer adhesive in adhesive by the second layer screw in screw; The second simple and easy packer lower end in simple and easy packer system is connected with the second sleeve pipe upper end in cannula system with the 3rd layer of adhesive in adhesive by the 3rd layer of screw in screw; The second sleeve pipe lower end in cannula system is connected with the 3rd simple and easy packer upper end in simple and easy packer system with the 4th layer of adhesive in adhesive by the 4th layer of screw in screw; First liquid sample introduction pipeline in the Liquid sample introduction system in the first liquid sampling system is connected with the 5th valve with the 4th valve in valve in sampler through the first simple and easy packer poling hole in the first simple and easy packer in simple and easy packer system; Second liquid sample introduction pipeline in the Liquid sample introduction system in the second liquid sampling system distributes and is connected with the 3rd valve with the second valve in valve in sampler through the first simple and easy packer poling hole in the first simple and easy packer in simple and easy packer system and the second simple and easy packer poling hole in the second simple and easy packer in simple and easy packer system; The first gas sampling pipeline in the gas sampling system in the gas sampling pipeline is connected with the 6th valve in valve in sampler through the first simple and easy packer poling hole in the first simple and easy packer in simple and easy packer system; The second gas sampling pipeline in the gas sampling system in the gas sampling pipeline is connected with the first valve in valve in sampler through the second simple and easy packer poling hole in the second simple and easy packer in simple and easy packer system and the first simple and easy packer poling hole in the first simple and easy packer in simple and easy packer system respectively.
Described simple and easy packer system comprises: the first simple and easy packer; The first simple and easy packer poling hole; The second simple and easy packer; The second simple and easy packer poling hole; The second simple and easy packer stainless steel ring; The second simple and easy packer air water enters hole; The 3rd simple and easy packer; The 3rd simple and easy packer stainless steel ring; The 3rd simple and easy packer air water enters hole.Its annexation is: the first simple and easy packer poling hole is evenly distributed on the first simple and easy packer, and parallel with the first simple and easy packer axis; The second simple and easy packer poling hole is evenly distributed on the second simple and easy packer, and parallel with the second simple and easy packer axis, the second simple and easy packer air water enters hole and is evenly distributed on the second simple and easy packer middle part and the second simple and easy packer axis vertical direction, the second simple and easy packer air water enters hole and stagger mutually in the second simple and easy packer poling hole site, and the second simple and easy packer stainless steel ring is enclosed within the second simple and easy packer middle part; The 3rd simple and easy packer air water enters hole and is evenly distributed on the 3rd simple and easy packer middle part and the 3rd simple and easy packer axis vertical direction, and the 3rd simple and easy packer stainless steel ring is enclosed within the 3rd simple and easy packer middle part.
Described Liquid sample introduction system comprises: Liquid sample introduction pipeline, first liquid sample introduction pipeline; Second liquid sample introduction pipeline; Storage fluid capacitance device, the first storage fluid capacitance device; The second storage fluid capacitance device, threeway, the first threeway; The second threeway; One way valve, the first one way valve; The second one way valve; Liquid filter, the first liquid strainer; The second liquid strainer.Its annexation is: the first liquid strainer is connected with the lower end of the first one way valve, the upper end of the first one way valve is connected with an end of the first threeway, the other end of the first threeway is connected with the first storage fluid capacitance device, and the 3rd end of the first threeway is connected with first liquid sample introduction pipeline; The second liquid strainer is connected with the lower end of the second one way valve, and the upper end of the second one way valve is connected with an end of the second threeway, and the other end of the second threeway is connected with the second storage fluid capacitance device, and the 3rd end of the second threeway is connected with second liquid sample introduction pipeline.
Described gas sampling system comprises: gas sampling pipeline, the first gas sampling pipeline; The second gas sampling pipeline; Pneumatic filter, the first pneumatic filter; The second pneumatic filter.Its annexation is: the first gas sampling pipeline is connected with the first pneumatic filter; The second gas sampling pipeline is connected with the second pneumatic filter.
Described sampler comprises: valve, the first valve; The second valve; The 3rd valve; The 4th valve; The 5th valve; The 6th valve; The gas sample container, the first gas sample container; The second gas sample container; Pressure source, the first pressure source; The second pressure source; The liquid sampling container, the first liquid sampling container; The second liquid sampling container; Its annexation is: the first gas sample container is connected with the first valve; The first pressure source connects and the second valve; The first liquid sampling container is connected with the 3rd valve; The second gas sample container is connected with the 4th valve; The second pressure source connects and the 5th valve; The second liquid sampling container is connected with the 6th valve.
Described adhesive comprises: first floor adhesive, second layer adhesive, the 3rd layer of adhesive, the 4th layer of adhesive, and the first simple and easy packer and the first sleeve pipe contact surface evenly are coated with one deck; The second simple and easy packer top and the first sleeve pipe contact surface evenly are coated with one deck; The second simple and easy packer bottom and the second sleeve pipe contact surface evenly are coated with one deck; The second simple and easy packer and the second sleeve pipe contact surface evenly are coated with one deck.
Described cannula system comprises: the first sleeve pipe; The second sleeve pipe.Its annexation is: the first sleeve pipe lower end is connected with the second simple and easy packer upper end with second layer adhesive by second layer screw; The second simple and easy packer lower end is connected with the second sleeve pipe upper end with the 3rd layer of adhesive by the 3rd layer of screw.
Utilize the present invention to carry out in the shallow-layer well method of layering air water fluid sampling as follows:
1, manufacture sampler according to the present invention.
2, adjust the length of different layers position sleeve pipe in sampler according to sampling formation thickness relation, then sampler is put into to boring.Sampler is put into process, is subject to upwards frictional force effect, and the stainless steel ring on sampler can move to the top of simple and easy packer, blocks air water and enters hole and do not blocked by sandy soil; After transferring to designated depth, sampler a little upwards mentions sampler, at this moment be subject to downward frictional force effect, stainless steel ring on sampler can move to the bottom of simple and easy packer, and at this moment air water enters hole and is opened, and the air water in stratum can enter inside pipe casing smoothly.
3, open respectively the valve be connected with pressure source with the liquid sampling container in sampler, (generally adopting the gas of the stable chemical natures such as nitrogen, helium as pressure source) pressure size of slow regulated pressure source, until there is liquid slowly to enter the liquid sampling container.The volume of liquid sampling liquid in container sample reach volume required after, liquid sampling is complete, closes respectively the valve be connected with pressure source with the liquid sampling container in sampler, slowly reduces the pressure size of pressure source.
4, repeat above-mentioned steps 3, can carry out repeatedly liquid sampling to the different layers position.
5, open in sampler the valve be connected with gas sample container when initial (, the gas sample container is generally vacuum state), gaseous sample can enter and fill up the gas sample container automatically, thereby realizes the gaseous sample sampling.
6, repeat above-mentioned steps 5, can carry out repeatedly gas sample to the different layers position.
7,, after the sampling, allow sampler keep the arrangement state, after a period of time (such as one month, two months or half a year), sub-sampling again.
The present invention compared with prior art, has the following advantages and good effect:
Simple in structure, cost of manufacture is low, easy for installation, sampling operation is easy, application extensively, have a good application prospect and commercial value.Specifically:
1, layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well, this apparatus structure is simple, easy for installation, sampling operation is easy, has greatly reduced the fussy degree of device installation and sampling process.
2, layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well, the plastic material, with low cost such as this device material therefor is common PVC, reduced the cost installed effectively.
3, this device can be widely used in the underground air water Environmental Monitoring of shallow-layer, CO2 geological storage leakage monitoring and, to fields such as the underground air water ambient influnences of shallow-layer, have a good application prospect and commercial value.
In a word, the present invention has overcome the shortcoming and defect that existing underground gas-liquid fluid sampling apparatus exists on the aspects such as structure, cost of manufacture, installation, sampling operation, layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well is provided, can carries out Stratified Sampling to superficial part formation gas aqueous fluid.This sampler is simple in structure, cost of manufacture is low, easy for installation, sampling operation is easy.
The accompanying drawing explanation
Fig. 1 is layering gas-liquid fluid sampling apparatus structural representation in a kind of shallow-layer well;
Fig. 2 is the first simple and easy packer construction schematic diagram (main looking);
Fig. 3 is the first simple and easy packer construction schematic diagram (overlooking);
Fig. 4 is the second simple and easy packer construction sectional drawing;
Fig. 5 is the second simple and easy packer construction A-A sectional view;
Fig. 6 is the 3rd simple and easy packer construction sectional drawing;
Fig. 7 is the 3rd simple and easy packer construction B-B sectional view;
Fig. 8 is the stainless steel ring section of structure;
Fig. 9 is stainless steel ring structural section figure.
Wherein: 10-cannula system comprises: the 11-the first sleeve pipe; The 12-the second sleeve pipe.
20-simple and easy packer system, refer to for cutting apart the gas-liquid fluid in the first sleeve pipe and the second sleeve pipe, makes its mutual unmixed equipment, comprising: the 21-the first simple and easy packer; The 211-the first simple and easy packer poling hole; The 22-the second simple and easy packer; The 221-the second simple and easy packer poling hole; The 222-the second simple and easy packer stainless steel ring; The 223-the second simple and easy packer air water enters hole; The 23-the three simple and easy packer; The 232-the three simple and easy packer stainless steel ring; The 233-the three simple and easy packer air water enters hole.
30-Liquid sample introduction system comprises: 31-Liquid sample introduction pipeline, 311-first liquid sample introduction pipeline; 312-second liquid sample introduction pipeline; 32-storage fluid capacitance device (than the pipe of the bigger 2 times of left and right of sample introduction pipeline internal diameter), the 321-the first storage fluid capacitance device; The 322-the second storage fluid capacitance device, 33-threeway (the common fast threeway of inserting), the 331-the first threeway; The 332-the second threeway; 34-one way valve (one way valve that starting pressure is low), the 341-the first one way valve; The 342-the second one way valve; 35-liquid filter (common effluent filter), 351-first liquid strainer; 352-second liquid strainer.
40-gas sampling system comprises: 41-gas sampling pipeline, the 411-the first gas sampling pipeline; The 412-the second gas sampling pipeline; 42-pneumatic filter (common gases strainer), the 421-the first pneumatic filter; The 422-the second pneumatic filter.
50-sampler comprises: 51-valve (light water tube valve), the 511-the first valve; The 512-the second valve; The 513-the three valve; The 514-the four valve; The 515-the five valve; The 516-the six valve; 52-gas sample container (common sampling below atmospheric pressure bag), the 521-the first gas sample container; The 522-the second gas sample container; 53-pressure source (generally adopting nitrogen cylinder or helium steel cylinder), the 531-the first pressure source; The 532-the second pressure source; 54-liquid sampling container (common plastics container bottle), 541-first liquid sampling container; 542-second liquid sampling container;
60-screw comprises: 61-first floor screw (distributing along even circumferential, totally four); 62-second layer screw (distributing along even circumferential, totally four); 63-the three layer of screw (distributing along even circumferential, totally four); 64-the four layer of screw (distributing along even circumferential, totally four);
70-adhesive comprises: 71-first floor adhesive (the first simple and easy packer and the first sleeve pipe contact surface evenly are coated with one deck); 72-second layer adhesive (the second simple and easy packer top and the first sleeve pipe contact surface evenly are coated with one deck); 73-the three layer of adhesive (the second simple and easy packer bottom and the second sleeve pipe contact surface evenly are coated with one deck); 74-the four layer of adhesive (the second simple and easy packer and the second sleeve pipe contact surface evenly are coated with one deck).Described adhesive is general tubing adhesive (as PVC adhesive etc.), on sale on market.
The specific embodiment
Below in conjunction with accompanying drawing and exemplifying embodiment, the present invention is further described:
Layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well, it comprises cannula system 10, simple and easy packer system 20, Liquid sample introduction system 30, gas sampling system 40, sampler 50, screw 60, adhesive 70.Each parts concrete structure annexation is as follows: the first simple and easy packer 21 lower ends in simple and easy packer system 20 are connected with the first sleeve pipe 11 upper ends in cannula system 10 with the first floor adhesive 71 in adhesive 70 by the first floor screw 61 in screw 60; The first sleeve pipe 11 lower ends in cannula system 10 are connected with the second simple and easy packer 22 upper ends in simple and easy packer system 20 with the second layer adhesive 72 in adhesive 70 by the second layer screw 62 in screw 60; The second simple and easy packer 22 lower ends in simple and easy packer system 20 are connected with the second sleeve pipe 12 upper ends in cannula system 10 with the 3rd layer of adhesive 73 in adhesive 70 by the 3rd layer of screw 63 in screw 60; The second sleeve pipe 12 lower ends in cannula system 10 are connected with the 3rd simple and easy packer 23 upper ends in simple and easy packer system 20 with the 4th layer of adhesive 74 in adhesive 70 by the 4th layer of screw 64 in screw 60; The first simple and easy packer poling hole 211 in the first simple and easy packer 21 that first liquid sample introduction pipeline 311 in Liquid sample introduction system 30 in first liquid sampling system 31 passes in simple and easy packer system 20 is connected with the 5th valve 515 with the 4th valve 514 in the valve 51 in sampler 50; Second liquid sample introduction pipeline in Liquid sample introduction system 30 in second liquid sampling system 32 312 distributes and is connected with the 3rd valve 513 with the second valve 512 in valve 51 in sampler 50 through the first simple and easy packer poling hole 211 in the first simple and easy packer 21 in simple and easy packer system 20 and the second simple and easy packer poling hole 221 in the second simple and easy packer 22 in simple and easy packer system 20; The first simple and easy packer poling hole 211 in the first simple and easy packer 21 that the first gas sampling pipeline 411 in gas sampling system 40 in gas sampling pipeline 41 passes in simple and easy packer system 20 is connected with the 6th valve 516 in the valve 51 in sampler 50; The second gas sampling pipeline 412 in gas sampling system 40 in gas sampling pipeline 42 is connected with the first valve 511 in valve 51 in sampler 50 through the second simple and easy packer poling hole 221 in the second simple and easy packer 22 in simple and easy packer system 20 and the first simple and easy packer poling hole 211 in the first simple and easy packer 21 in simple and easy packer system 20 respectively.
Described simple and easy packer system 20 comprises: the first simple and easy packer 21; The first simple and easy packer poling hole 211; The second simple and easy packer 22; The second simple and easy packer poling hole 221; The second simple and easy packer stainless steel ring 222; The second simple and easy packer air water enters hole 223; The 3rd simple and easy packer 23; The 3rd simple and easy packer stainless steel ring 232; The 3rd simple and easy packer air water enters hole 233.Its annexation is: the first simple and easy packer poling hole 211 is evenly distributed on the first simple and easy packer 21, and parallel with the first simple and easy packer 21 axis; The second simple and easy packer poling hole 221 is evenly distributed on the second simple and easy packer 22, and parallel with the second simple and easy packer 22 axis, the second simple and easy packer air water enters hole 223 and is evenly distributed on the second simple and easy packer 22 middle parts and the second simple and easy packer 22 axis vertical direction, the second simple and easy packer air water enters hole 223 and stagger mutually in 223 positions, the second simple and easy packer poling hole, and the second simple and easy packer stainless steel ring 222 is enclosed within the second simple and easy packer 22 middle parts; The 3rd simple and easy packer air water enters hole 233 and is evenly distributed on the 3rd simple and easy packer 23 middle parts and the 3rd simple and easy packer 23 axis vertical direction, and the 3rd simple and easy packer stainless steel ring 232 is enclosed within the 3rd simple and easy packer 23 middle parts.
On the described second simple and easy packer 22, having air water to enter on hole 223, the 3rd simple and easy packer 23 has air water to enter hole 233.
On the described second simple and easy packer 22, cover has cover on stainless steel ring 222, the 3rd simple and easy packer 23 that stainless steel ring 232 is arranged.
The described the 3rd simple and easy packer 23 bottoms are taper.
Described Liquid sample introduction system 30 comprises: Liquid sample introduction pipeline 31, first liquid sample introduction pipeline 311; Second liquid sample introduction pipeline 312; Storage fluid capacitance device 32, the first storage fluid capacitance devices 321; The second storage fluid capacitance device 322, threeway 33, the first threeways 331; The second threeway 332; One way valve 34, the first one way valves 341; The second one way valve 342; Liquid filter 35, first liquid strainer 351; Second liquid strainer 352.Its annexation is: the first liquid strainer 351 in liquid filter 35 is connected with the lower end of the first one way valve 341 in one way valve 34, the upper end of the first one way valve 341 in one way valve 34 is connected with an end of the first threeway 331 in threeway 33, the other end of the first threeway 331 in threeway 33 is connected with the first storage fluid capacitance device 321 in storage fluid capacitance device 32, the 3rd end of the first threeway 331 in threeway 33 is connected with the first liquid sample introduction pipeline 311 in Liquid sample introduction pipeline 31, first liquid sample introduction pipeline 311 in Liquid sample introduction pipeline 31 is connected with the 4th valve 514 of sampler 50 and the 5th valve 515 of sampler 50 through the first simple and easy packer poling hole 211 in simple and easy packer system 20, second liquid strainer 352 in liquid filter 35 is connected with the lower end of the second one way valve 342 in one way valve 34, the upper end of the second one way valve 342 in one way valve 34 is connected with an end of the second threeway 332 in threeway 33, the other end of the second threeway 332 in threeway 33 is connected with the second storage fluid capacitance device 322 in storage fluid capacitance device 32, the 3rd end of the second threeway 332 in threeway 33 is connected with the second liquid sample introduction pipeline 312 in Liquid sample introduction pipeline 31, second liquid sample introduction pipeline 312 in Liquid sample introduction pipeline 31 connects respectively and is connected with the second valve 512 of sampler 50 and the 3rd valve 513 of sampler 50 with the first simple and easy packer poling hole 211 in simple and easy packer system 20 through the second simple and easy packer poling hole 221 in simple and easy packer system 20.
Described gas sampling system 40 comprises: gas sampling pipeline 41, the first gas sampling pipelines 411; The second gas sampling pipeline 412; Pneumatic filter 42, the first pneumatic filters 421; The second pneumatic filter 422.Its annexation is: the first pneumatic filter 421 in pneumatic filter 42 is connected with the first gas sampling pipeline 411 in gas sampling pipeline 41, and the first gas sampling pipeline 411 in gas sampling pipeline 41 is connected with the 6th valve 516 of sampler 50 through the first simple and easy packer poling hole 211 in simple and easy packer system 20; The second pneumatic filter 422 in pneumatic filter 42 is connected with the second gas sampling pipeline 412 in gas sampling pipeline 41, and the second gas sampling pipeline 412 in gas sampling pipeline 41 is connected with the first valve 511 of sampler 50 with the first simple and easy packer poling hole 211 in simple and easy packer system 20 through the second simple and easy packer poling hole 221 in simple and easy packer system 20 respectively.
Described sampler 50 comprises: valve 51, the first valves 511; The second valve 512; The 3rd valve 513; The 4th valve 514; The 5th valve 515; The 6th valve 516; Gas sample container 52, the first gas sample containers 521; The second gas sample container 522; Pressure source 53, the first pressure sources 531; The second pressure source 532; Liquid sampling container 54, first liquid sampling container 541; Second liquid sampling container 542; Its annexation is: the first gas sample container 521 in gas sample container 52 is connected with the first valve 511 in valve 51, and the first valve 511 in valve 51 is connected with the second gas sampling pipeline 412 of gas sampling system 40; The first pressure source 531 in pressure source 53 is connected with the second valve 512 in valve 51, and the second valve 512 in valve 51 connects and is connected with the second liquid sample introduction pipeline 312 of Liquid sample introduction system 30; First liquid sampling container 541 in liquid sampling container 54 is connected with the 3rd valve 513 in valve 51, and the 3rd valve 513 in valve 51 is connected with the second liquid sample introduction pipeline 312 of Liquid sample introduction system 30; The second gas sample container 542 in gas sample container 52 is connected with the 6th valve 516 in valve 51, and the 6th valve 516 in valve 51 is connected with the first gas sampling pipeline 411 in gas sampling system 40; The second pressure source 532 in pressure source 53 is connected with the 5th valve 515 in valve 51, and the 5th valve 515 in valve 51 is connected with the first liquid sample introduction pipeline 311 of Liquid sample introduction system 30; Second liquid sampling container 522 in liquid sampling container 54 is connected with the 4th valve 514 in valve 51, and the 4th valve 514 in valve 51 is connected with the first liquid sample introduction pipeline 311 of Liquid sample introduction system 30.
Described adhesive 70 comprises: first floor adhesive 71, second layer adhesive 72, the 3rd layer of adhesive 73, the 4th layer of simple and easy packer 21 of adhesive 74, the first and the first sleeve pipe 11 contact surfaces are uniformly distributed first floor adhesive 71; The second simple and easy packer 22 tops and the first sleeve pipe 11 contact surfaces are uniformly distributed second layer adhesive 72; The second simple and easy packer 22 bottoms and the second sleeve pipe 12 contact surfaces are uniformly distributed the 3rd layer of adhesive 73; The second simple and easy packer 22 and the second sleeve pipe 12 contact surfaces are uniformly distributed the 4th layer of adhesive 74.
Described cannula system 10 comprises: the first sleeve pipe 11; The second sleeve pipe 12.Its annexation is: the first sleeve pipe 11 lower ends are connected with the second simple and easy packer 22 upper ends with second layer adhesive 72 by second layer screw 62; The second simple and easy packer 22 lower ends are connected with the second sleeve pipe 12 upper ends with the 3rd layer of adhesive 73 by the 3rd layer of screw 63.
Utilize the present invention to carry out in the shallow-layer well method of layering air water fluid sampling as follows:
1, manufacture sampler according to the present invention.
2, adjust the length of different layers position sleeve pipe 10 in sampler according to sampling formation thickness relation, then sampler is put into to boring.Sampler is put into process, is subject to upwards frictional force effect, and the stainless steel ring on sampler can move to the top of simple and easy packer, blocks air water and enters hole and do not blocked by sandy soil; After transferring to designated depth, sampler a little upwards mentions sampler, at this moment be subject to downward frictional force effect, stainless steel ring on sampler can move to the bottom of simple and easy packer, and at this moment air water enters hole and is opened, and the air water in stratum can enter sleeve pipe 10 inside smoothly.
3, open respectively the valve 51 be connected with pressure source 53 with liquid sampling container 54 in sampler 50, (generally adopting the gas of the stable chemical natures such as nitrogen, helium as pressure source) pressure size of slow regulated pressure source 53, until there is liquid slowly to enter liquid sampling container 54.The volume of liquid sampling container 54 interior fluid samples reach volume required after, liquid sampling is complete, distributes to close the valve 51 be connected with pressure source 53 with liquid sampling container 54 in sampler 50, slowly reduces the pressure size of pressure source 53.
4, repeat said process 3, can carry out repeatedly liquid sampling to the different layers position.
5, open when initial with gas sample container 52(in sampler 50, gas sample container 52 is generally vacuum state) valve 51 that is connected, gaseous sample can enter and fill up gas sample container 52 automatically, thereby realizes the gaseous sample sampling.
6, repeat said process 5, can carry out repeatedly gas sample to the different layers position.
7,, after the sampling, allow sampler keep the arrangement state, after a period of time (such as one month, two months or half a year), sub-sampling again.
Claims (7)
1. layering gas-liquid fluid sampling apparatus in a shallow-layer well, it comprises cannula system (10), simple and easy packer system (20), Liquid sample introduction system (30), gas sampling system (40), sampler (50), it is characterized in that: the first simple and easy packer (21) lower end in simple and easy packer system (20) is connected with the first sleeve pipe (11) upper end in cannula system (10) with the first floor adhesive (71) in adhesive (70) by the first floor screw (61) in screw (60), the first sleeve pipe (11) lower end in cannula system (10) is connected with the second simple and easy packer (22) upper end in simple and easy packer system (20) with the second layer adhesive (72) in adhesive (70) by the second layer screw (62) in screw (60), the second simple and easy packer (22) lower end in simple and easy packer system (20) is connected with the second sleeve pipe (12) upper end in cannula system (10) with the 3rd layer of adhesive (73) in adhesive (70) by the 3rd layer of screw (63) in screw (60), the second sleeve pipe (12) lower end in cannula system (10) is connected with the 3rd simple and easy packer (23) upper end in simple and easy packer system (20) with the 4th layer of adhesive (74) in adhesive (70) by the 4th layer of screw (64) in screw (60), first liquid sample introduction pipeline (311) in Liquid sample introduction system (30) in first liquid sampling system (31) is connected with the 5th valve (515) with the 4th valve (514) in valve (51) in sampler (50) through the first simple and easy packer poling hole (211) in the first simple and easy packer (21) in simple and easy packer system (20), the Liquid sample introduction system, (30) second liquid sampling system in, (32) the second liquid sample introduction pipeline in, (312) distribute through simple and easy packer system, (20) the first simple and easy packer in, (21) the first simple and easy packer poling hole in, and simple and easy packer system (211), (20) the second simple and easy packer in, (22) the second simple and easy packer poling hole in, and sampler (221), (50) valve in, (51) the second valve in, (512) the and three valve, (513) connect, the first gas sampling pipeline (411) in gas sampling system (40) in gas sampling pipeline (41) is connected with the 6th valve (516) in valve (51) in sampler (50) through the first simple and easy packer poling hole (211) in the first simple and easy packer (21) in simple and easy packer system (20), the second gas sampling pipeline (412) in gas sampling system (40) in gas sampling pipeline (42) is connected with the first valve (511) in valve (51) in sampler (50) through the second simple and easy packer poling hole (221) in the second simple and easy packer (22) in simple and easy packer system (20) and the first simple and easy packer poling hole (211) in the first simple and easy packer (21) in simple and easy packer system (20) respectively.
2. layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well according to claim 1, it is characterized in that: described simple and easy packer system (20), comprise the first simple and easy packer (21), the first simple and easy packer poling hole (211), the second simple and easy packer (22), the second simple and easy packer poling hole (221), the second simple and easy packer stainless steel ring (222), the second simple and easy packer air water enters hole (223), the 3rd simple and easy packer (23), the 3rd simple and easy packer stainless steel ring (232), the 3rd simple and easy packer air water enters hole (233), the first simple and easy packer poling hole (211) is distributed on the first simple and easy packer (21), and parallel with the first simple and easy packer (21) axis, the second simple and easy packer poling hole (221) is distributed on the second simple and easy packer (22), and parallel with the second simple and easy packer (22) axis, the second simple and easy packer air water enters hole (223) and is distributed in the second simple and easy packer (22) middle part and the second simple and easy packer (22) axis vertical direction, the second simple and easy packer air water enters hole (223) and mutually staggers with the second position, simple and easy packer poling hole (223), the second simple and easy packer stainless steel ring (222) is enclosed within the second simple and easy packer (22) middle part, the 3rd simple and easy packer air water enters hole (233) and is distributed in the 3rd simple and easy packer (23) middle part and the 3rd simple and easy packer (23) axis vertical direction, and the 3rd simple and easy packer stainless steel ring (232) is enclosed within the 3rd simple and easy packer (23) middle part.
3. layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well according to claim 1, it is characterized in that: described Liquid sample introduction system (30), comprise Liquid sample introduction pipeline (31), first liquid sample introduction pipeline (311), storage fluid capacitance device (32), the first storage fluid capacitance device (321), threeway (33), the first threeway (331), one way valve (34), the first one way valve (341), liquid filter (35), first liquid strainer (351), first liquid strainer (351) in liquid filter (35) is connected with the lower end of the first one way valve (341) in one way valve (34), the upper end of the first one way valve (341) in one way valve (34) is connected with an end of the first threeway (331) in threeway (33), the other end of the first threeway (331) in threeway (33) is connected with the first storage fluid capacitance device (321) in storage fluid capacitance device (32), the 3rd end of the first threeway (331) in threeway (33) is connected with the first liquid sample introduction pipeline (311) in Liquid sample introduction pipeline (31), first liquid sample introduction pipeline (311) in Liquid sample introduction pipeline (31) is connected with the 4th valve (514) of sampler (50) and the 5th valve (515) of sampler (50) through the first simple and easy packer poling hole (211) in simple and easy packer system (20), second liquid strainer (352) in liquid filter (35) is connected with the lower end of the second one way valve (342) in one way valve (34), the upper end of the second one way valve (342) in one way valve (34) is connected with an end of the second threeway (332) in threeway (33), the other end of the second threeway (332) in threeway (33) is connected with the second storage fluid capacitance device (322) in storage fluid capacitance device (32), the 3rd end of the second threeway (332) in threeway (33) is connected with the second liquid sample introduction pipeline (312) in Liquid sample introduction pipeline (31), second liquid sample introduction pipeline (312) in Liquid sample introduction pipeline (31) connects respectively and is connected with second valve (512) of sampler (50) and the 3rd valve (513) of sampler (50) with the first simple and easy packer poling hole (211) in simple and easy packer system (20) through the second simple and easy packer poling hole (221) in simple and easy packer system (20).
4. layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well according to claim 1, it is characterized in that: described gas sampling system (40), comprise gas sampling pipeline (41), the first gas sampling pipeline (411), pneumatic filter (42), the first pneumatic filter (421), the first pneumatic filter (421) in pneumatic filter (42) is connected with the first gas sampling pipeline (411) in gas sampling pipeline (41), the first gas sampling pipeline (411) in gas sampling pipeline (41) is connected with the 6th valve (516) of sampler (50) through the first simple and easy packer poling hole (211) in simple and easy packer system (20), the second pneumatic filter (422) in pneumatic filter (42) is connected with the second gas sampling pipeline (412) in gas sampling pipeline (41), and the second gas sampling pipeline (412) in gas sampling pipeline (41) is connected with first valve (511) of sampler (50) with the first simple and easy packer poling hole (211) in simple and easy packer system (20) through the second simple and easy packer poling hole (221) in simple and easy packer system (20) respectively.
5. layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well according to claim 1, it is characterized in that: described sampler (50), comprise valve (51), the first valve (511), the 6th valve (516), gas sample container (52), the first gas sample container (521), pressure source (53), the first pressure source (531), liquid sampling container (54), first liquid sampling container (541), the first gas sample container (521) in gas sample container (52) is connected with the first valve (511) in valve (51), the first valve (511) in valve (51) is connected with the second gas sampling pipeline (412) of gas sampling system (40), the first pressure source (531) in pressure source (53) is connected with the second valve (512) in valve (51), and the second valve (512) in valve (51) connects and is connected with the second liquid sample introduction pipeline (312) of Liquid sample introduction system (30), first liquid sampling container (541) in liquid sampling container (54) is connected with the 3rd valve (513) in valve (51), and the 3rd valve (513) in valve (51) is connected with the second liquid sample introduction pipeline (312) of Liquid sample introduction system (30), the second gas sample container (542) in gas sample container (52) is connected with the 6th valve (516) in valve (51), and the 6th valve (516) in valve (51) is connected with the first gas sampling pipeline (411) in gas sampling system (40), the second pressure source (532) in pressure source (53) is connected with the 5th valve (515) in valve (51), and the 5th valve (515) in valve (51) is connected with the first liquid sample introduction pipeline (311) of Liquid sample introduction system (30), second liquid sampling container (522) in liquid sampling container (54) is connected with the 4th valve (514) in valve (51), and the 4th valve (514) in valve (51) is connected with the first liquid sample introduction pipeline (311) of Liquid sample introduction system (30).
6. layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well according to claim 1, is characterized in that: bottom described the 3rd simple and easy packer (23), be taper.
7. layering gas-liquid fluid sampling apparatus in a kind of shallow-layer well according to claim 1, it is characterized in that: described cannula system (10), comprise the first sleeve pipe (11), the second sleeve pipe (12), the first sleeve pipe (11) lower end is connected with the second simple and easy packer (22) upper end with second layer adhesive (72) by second layer screw (62), and the second simple and easy packer (22) lower end is connected with the second sleeve pipe (12) upper end with the 3rd layer of adhesive (73) by the 3rd layer of screw (63).
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