CN107290174A - New water sample bed mud combined sampling device and its method for sampling - Google Patents
New water sample bed mud combined sampling device and its method for sampling Download PDFInfo
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- CN107290174A CN107290174A CN201710661576.6A CN201710661576A CN107290174A CN 107290174 A CN107290174 A CN 107290174A CN 201710661576 A CN201710661576 A CN 201710661576A CN 107290174 A CN107290174 A CN 107290174A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N2001/1006—Dispersed solids
- G01N2001/1012—Suspensions
- G01N2001/1025—Liquid suspensions; Slurries; Mud; Sludge
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Abstract
The invention discloses a kind of new water sample bed mud combined sampling device, including connecting tube, sampling joystick is fixed with connecting tube upper surface, lower end is flexibly connected with water sampling pipe, water sampling pipe, transition conduit and takes mud sample pipe to be sequentially connected with；Multiple independent closed compartments are divided into by baffle plate in water sampling pipe, the upper and lower side of the side of each closed compartment is respectively arranged with inlet opening and apopore, and each corresponding region in inlet opening is provided with air bag, and air bag is connected by gas tube with external air source；Take and be provided with apopore in mud sample pipe upper side, bottom is connected with cutting device；Osculum is had on the upper and lower end face of transition conduit；Through there is seal operation bar in connecting tube, water sampling pipe, seal operation bar upper end is fixedly connected through sampling joystick with sealing joystick, and middle part passes through the baffle plate in water sampling pipe, and lower end is flexibly connected by seal operation piece with the sealing piston in transition conduit.The invention also discloses the method for sampling that device is used using this.
Description
Technical field
Sampler is tested the present invention relates to a kind of field investigation of water environment engineering field, more particularly to suitable for wet
A kind of new column water sample, the dual-purpose sampler of bed mud and its method for sampling of the various water body environments such as ground, river, lake.
Background technology
Water environment is natural environment inalienable part, has irreplaceable great meaning to the survival and development of the mankind
Justice.A large amount of waste discharges that mankind's activity is produced enter the water body environments such as river, river, lake, and polluter has exceeded the ring of water body
Border capacity and self-purification capacity, make water quality deterioration, and water environment destruction causes water pollution, eutrophication, freshwater resources further short
The serious consequence such as scarce.People also begin to strengthen to the scientific research of water environment, exploitation, using and protect, such as carry out water environment
Monitoring, water prevention and cure of pollution etc..
These above-mentioned work are required for carrying out on the basis of a large amount of field investigations are sampled, and sampling is main to include collection water sample
And bed mud, thus it is very big to simple and practical, convenience and high-efficiency water sample and sediment sampler demand.At the same time, water sample, bed mud sample
Product collection levels of precision determine after sample analysis result, the correctness of the successes achieved in research a series of problems, such as, institute
To have higher requirement again to water sample, bed mud collector.Than the water sample and mud sample if desired for precise acquisition diverse location depth；It is shallow
Portion's bed mud moisture content is more, and mobility is big, is easily disturbed and changes original property states, and deep bed mud is in plasticity, densification and
Degree of consolidation is higher, can support superficial part bed mud, therefore during application column sediment sampler, no matter superficial part bed mud is taken, or it is deep
Portion's bed mud, depth selection could obtain preferable bed mud sample when reaching harder plasticity bed mud；But bed mud depth selection is big,
Not easy to break, depending on the structure of bed mud during natural fracture, fracture position is uncontrollable, and these properties of bed mud are also set to sampler
Meter proposes larger challenge.
During current field sampling, two covering devices of special collection water sample and bed mud are typically necessary, are carried not
Just.Column sediment sampler is compared with other traditional tapers, grab type sediment sampler, with depth selection is big, sampling is continuous
The significant advantage such as completely, bed mud sample can be layered and level of disruption is relatively small.But there is also a series of in real operation
Defect, such as：For proof strength, sediment sampler is generally cylindric, but only bottom is used to take bed mud, causes top material
The waste of material；Some column sediment samplers do not have the cutting device of bed mud, only rely on the airtight of sampling cylinder top seal generation
Property make bed mud natural fracture, which results in the uncertainty of sampling, and there is the bed mud cutting devices of better effects all generally to do manual work,
Complex operation, cost is high；Column substrate sludge sampling pipe collection sample be relatively easy to, can by bed mud from sampling pipe take out when it is just number
It is tired of and disturbs larger.
The content of the invention
The purpose of the present invention is to overcome the difficulty and water that process in the water sample of above-mentioned prior art, substrate sludge sampling is present
The defect that sample, sediment sampler are present is there is provided a kind of new water sample-bed mud combined sampling device and its method for sampling, and it constructs letter
It is single, it is easy to operate, it is small to the disturbance of bed mud sample, complete continuous, different layers position, the water sample of depth and mud sample can be got, with guarantor
The function of storage sample product.
To achieve the above object, the present invention uses following technical proposals：
Sampling joystick is fixed with a kind of new water sample-bed mud combined sampling device, including connecting tube, connecting tube upper surface,
Lower end is flexibly connected with water sampling pipe upper end, and water sampling pipe lower end is connected with transition conduit upper end, and transition conduit lower end is with taking mud sample pipe
Upper end is connected；
It is divided into multiple independent closed compartments by some baffle plates laterally set in water sampling pipe, the side of each closed compartment
Upper and lower side be respectively arranged with the inlet opening communicated with closed compartment and apopore, with inlet opening phase in each closed compartment
Corresponding region is provided with air bag, and air bag is connected by gas tube with external air source；
Take and be provided with apopore in mud sample pipe upper side, bottom is connected with cutting device；
On the upper and lower end face of transition conduit and positioned at water sampling pipe and take mud sample pipe outside position on offer respectively it is some and
The osculum communicated inside transition conduit；
Through there is seal operation bar in connecting tube, water sampling pipe, seal operation bar upper end passes through sampling joystick and the company of being in
Adapter top sealing joystick be fixedly connected, middle part pass through water sampling pipe in baffle plate, lower end by seal operation piece with
Sealing piston in transition conduit is flexibly connected；And when sealing joystick is moved down into lowest order, seal operation bar
Promote sealing piston that mud sample pipe upper end can will be taken to seal just.
The sampling joystick upper lateral is provided with sealing the consistent handle grooves of joystick profile, when pressing
When sealing joystick, sealing joystick be caught in be combined into the handle grooves of sampling joystick one it is complete cylindric
Handle；Sampling joystick centre position is provided with the handle through hole that the confession seal operation bar of a longitudinal direction is passed through.
The connection pipe diameter is identical with water sampling pipe diameter, top and sampling joystick welding, is set in lower side
Stress plush copper is equipped with, and is connected by internal thread with water sampling pipe screw thread.
The water sampling pipe and take mud sample Guan Jun to use transparent lucite material, be provided with scale on outer surface,
Water sampling pipe and mud sample tube outer surface is taken to be provided with reinforced sheet；Seal operation bar passes through in the through hole of baffle plate and is provided with rubber
Band, makes baffle plate be in close contact with seal operation bar, prevents across the baffle plate motion of water and air.
The transition conduit two ends are by screw thread respectively with water sampling pipe and taking mud sample pipe to be connected, and transition pipe diameter is more than water intaking
Sample pipe and the diameter for taking mud sample pipe, transition conduit inner bottom part have transition dividing plate, and transition dividing plate center is provided with and sealing piston
The central through hole matched.
The seal operation bar is hollow structure, and gas tube passes through hollow structure and airbags；Seal operation bar bottom
Seal operation piece is welded with, seal operation piece is trapezoidal, and wide at the top and narrow at the bottom, sealing piston top is provided with and seal operation piece phase
It is connected in the operating sheet groove matched somebody with somebody, seal operation piece insertion operation piece groove with sealing piston.
The sealing piston is step-like in two-stage up and down, and upper diameter is more than lower diameter, sealing piston half part and mistake
Cab apron central through hole matches, can be to taking mud sample pipe end sealing.
The cutting device is stainless steel, including blocks steel wire, jump ring and insertion end；The insertion end is cylindrical in shape,
For longitudinal cutting device of mud sample, insertion end interior diameter is identical with taking the overall diameter of mud sample pipe, and inside and outside spiral shell is arranged at insertion end top
Silk, by internal thread with taking mud sample bottom of the tube external screw thread to be connected, the lower external face of insertion end is the conical surface；
Jump ring is external groove type jump ring, and it is stuck in the inside of insertion end top half, and can move up and down；
The horizontal cutting device that steel wire is mud sample is blocked, length is identical with taking the internal diameter of mud sample pipe, block the two ends difference of steel wire
A ball is provided with, two balls are separately fixed in the relative two steel wire groove for taking mud sample bottom of the tube medial surface.
The cylinder for taking mud sample pipe to be made up of two sections of c-type pipe nestings, its bottom inside face is provided with two relative steel
Silk groove.
A sealed base has been connected through a screw thread outside the insertion end, can be to adopting mud sample ttom of pipe end after sampling is finished
Sealing.
Using the use method of new water sample-bed mud combined sampling device, comprise the following steps：
1）Preparation：
Sampling purpose is determined first, such as gathers water sample and mud sample or individually collection mud sample, collection water sample simultaneously；Secondly, really
Determine sampling depth or sampling horizon；Then the depth of water of different water body environments is determined with survey tools such as ropes；Finally, according to water
The deep hop count for determining water sampling pipe and seal operation bar, in addition to sealed base, each part of sampler is assembled successively and finished, individually
When gathering water sample, it is not necessary to transition conduit is installed and its with lower component；
When gathering water sample and mud sample simultaneously, the osculum of transition conduit top and the bottom is opened, airbag aeration blocks water sampling pipe and takes mud
The inlet opening of sample pipe and apopore.
Individually during collection mud sample, the osculum of transition conduit top and the bottom is opened, closure takes the apopore of mud sample pipe, it is not necessary to seal
The inlet opening of stifled water sampling pipe and apopore.
Individually during collection water sample, airbag aeration blocks inlet opening and the apopore of water sampling pipe；
2）Sampled：
When gathering water sample and mud sample simultaneously, sampling joystick is held, the plumbness with the water surface is kept, sampler enters water
Body, unnecessary air and water enters transition conduit by central through hole, is then discharged again by osculum.During water sampling, according to by
Scale in distance and water sampling pipe of the power plush copper away from the water surface judges whether the depth that achieves the goal, and when reaching the target depth of water, protects
Hold sampler static, to air bag deflation, at this moment inlet opening is opened, water sample enters water sampling pipe, water sampling finish after again to air bag
Inflation, closes inlet opening.When taking bed mud sample, still can not when by sampler self gravitation and to sampling joystick force
When reaching purpose depth, bigger power can be applied by stress plush copper.Jump ring is moved up by bed mud frictional influence, if bed mud sample has
From the trend for taking mud sample pipe to come off, then jump ring can be driven to move down contraction, and then block bottom bed mud, prevent bed mud from dropping.Insertion
End cone face reduces the disturbance to mud sample with blocking steel wire, reaches after target depth, rotates sampling joystick more than 180 °, cuts
Disconnected steel wire blocks bed mud, lower means of press seals joystick, and sealing piston blocks central through hole, and sampling joystick and sealing are controlled
Handle processed synthesizes a handle, then with rope or adhesive tape fixed handle, that is, completes the seal operation to taking mud sample tube top end, so
Both sealing effectiveness is ensured, again convenient operation.After the completion of mud sample is taken, mud sample pipe is taken in this period that sampler is above carried in water
Bottom is not sealed, but is due to the air-tightness for taking mud sample tube top portion sealing piston to produce, and jump ring can prevent bed mud
Sample comes off, and all ensure that bed mud is not fallen out when sampler is above carried in water, before taking mud sample bottom of the tube to leave water body soon
When, the insertion end that is spirally connected with sealed base is to taking mud sample bottom of the tube to seal.Sampler is left after water body, unnecessary in transition conduit
Water is flowed out by the osculum of bottom.
Individually during collection mud sample, take the operation of mud sample identical process is with gathering water sample and mud sample simultaneously when.Sampler leaves
After water body, unnecessary water is flowed out by the osculum of bottom in transition conduit.And the inlet opening of water sampling pipe and apopore do not enter
Row closure, water frees in and out water sampling pipe, when taking mud sample, and water enters water sampling pipe, takes mud sample to finish, lift-off boiling water on sampler
After body, water flows out water sampling pipe again.
Individually during collection water sample, the operation of water sampling is identical process is with gathering water sample and mud sample simultaneously when.
Sampling situation is examined by transparent probe tube standing motionless as if facing a wall, if sampled result is undesirable, repeats sampling.
3）Take out sample：
When gathering water sample and mud sample simultaneously, the plumbness of sampler is kept, to air bag deflation, then water sampling pipe apopore is turned on
Screw, you can obtain target depth water sample.Water sampling pipe and seal operation bar are unloaded again, sealing piston is pulled out, and opening takes mud
Sample pipe top apopore, bleeds off the water for taking bed mud sample top in mud sample pipe, unloads sealed base, and that opens nesting takes mud sample
Pipe, you can mud sample is taken according to target depth.
Individually during collection mud sample, the operation that mud sample is obtained process is with gathering water sample and mud sample simultaneously when is identical.
Individually during collection water sample, the operation that water sample is obtained process is with gathering water sample and mud sample simultaneously when is identical.
If not dismantling sealed base and sealing piston, take mud sample pipe to keep good sealing state, unload water sampling
After pipe and seal operation bar, mud sample pipe is taken as sample storage tube, can directly send taken mud sample laboratory to carry out next step operation, with
Obtain most accurate analysis result.
4）Follow-up work：
Device is cleaned up, then installs progress sampling work next time successively.
The present invention is to inherit the advantages of traditional column sediment sampler depth selection is big, bed mud sample is continuous whole
On the basis of there is provided a kind of new column water sample, the dual-purpose sampler of bed mud and its method for sampling.
The beneficial effects of the invention are as follows：
One be the sampler can a device it is dual-purpose, can gather water sample can gather bed mud sample again, take mud sample Guan Jike to sample
Pipe can make sample storage tube again, and stress plush copper can not only bear external force but also can judge whether sampler reaches according to itself and water surface relative position
Target depth, makes its multiple functional, simple to operate, cost of carrying more economically economical；
Two be the water sample of the different depth destination layer position of the different water body environments such as energy precise acquisition shallow water, deep water；
Three be simple and effective cutting device, and the disturbance to bed mud sample is smaller, complete continuous；
Four be to take mud sample pipe to be formed by two c type pipe nestings, takes out the simpler convenience of bed mud sample；
Five be that the design of jump ring can prevent bed mud sample from coming off.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the invention；
Fig. 2 is sampling joystick of the invention and sealing joystick structural representation；
Fig. 3 is seal operation piece top view of the invention；
Fig. 4 is sealing piston structural representation of the invention；
Fig. 5 is transition conduit structural representation of the invention；
Fig. 6 takes mud sample tubular construction schematic diagram for the present invention's；
Fig. 7 blocks structure of steel wire schematic diagram for the present invention's；
Fig. 8 is insertion end structural representation of the invention；
Fig. 9 a- Fig. 9 e are water sampling process schematic of the invention；
Wherein：1. sample joystick, 11. handle grooves, 12. handle through holes；2. cutting device, 21. block steel wire, 22. insert
Enter end, 23. conical surfaces, 24. jump rings；31. seal joystick, 32. seal operation bars, 33. seal operation pieces, 34 sealing pistons,
35. operating sheet groove, 36. gas tubes, 37. air bags, 38. sealed bases；40. scale, 41. take mud sample pipe, 42. interfaces, 43. steel
Silk groove, 44. water sampling pipes, 45. inlet openings, 46. apopores, 47. rubber strips, 48. baffle plates, 49. reinforced sheets；51. connecting tube,
52. stress plush copper, 53. transition conduits, 54. central through holes, 55. transition conduit dividing plates, 56. osculums.
Embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Structure, ratio, size depicted in this specification institute accompanying drawings etc., only to coordinate in disclosed in specification
Hold, so that those skilled in the art is understood with reading, be not limited to enforceable qualifications of the invention, therefore do not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size can be produced not influenceing the present invention
Under raw effect and the purpose that can reach, all should still it fall in the range of disclosed technology contents are obtained and can covered.
Meanwhile, the term of cited such as " on ", " under " in this specification, "left", "right", " centre " and " one " is merely convenient to
Narration understands, and be not used to limit enforceable scope of the invention, and its relativeness is altered or modified, without substantive change
Under technology contents, when being also considered as enforceable category of the invention.
As shown in Fig. 1 to Fig. 8, Fig. 9 a- Fig. 9 e, new column water sample, the dual-purpose sampler of bed mud include sampling joystick
1st, cutting device 2, sealing device, probe tube and attachment means.
Cutting device 2 includes blocking steel wire 21, jump ring 24 and insertion end 22.
Sealing device includes sealing joystick 31, seal operation bar 32, the seal operation piece being sequentially connected from top to bottom
33rd, sealing piston 34, gas tube 36, air bag 37 and the sealed base 38 of bottom；
Sampling tube outer surface has apopore 46, and indicates scale 40, including top water sampling pipe 44 and bottom take mud sample pipe 41；
Attachment means include top connecting tube 51 and lower transition pipe 53.
As shown in Figure 1 and Figure 2, sampling joystick 1 is hollow stainless steel tube, and diameter 50mm includes diameter 25mm handle
The handle through hole 12 of groove 11 and diameter 15mm, handle grooves 11 are adapted to be cylindric with sealing joystick 31, when pressing
When sealing joystick 31, sampling joystick 1 and sealing joystick 31 can be combined into a complete cylindrical handle,
It is easier to operate to the new column water sample of dual-handle, the dual-purpose sampler of bed mud.
As shown in Fig. 1, Fig. 7, Fig. 8, cutting device 2 is stainless steel, and insertion end 22 is longitudinal cutting device of bed mud,
Interior diameter is identical with taking the overall diameter of mud sample pipe 41, and inside and outside screw arranged at top, during lower external face is the conical surface 23, sampling process,
Resistance of the bed mud to probe tube is reduced, the disturbance to bed mud is smaller, can obtain the bed mud of larger depth；By the manganese of spring steel 65
And the external groove type jump ring 24 that the chromium of quenched and tempered steel 40 is processed, jump ring 24 has higher intensity and elasticity, during sampling on jump ring 24
Shifting is opened, and sampling, which is finished, carries probe tube, if bed mud sample can drive jump ring 24 to move down contraction from taking mud sample pipe 41 to come off,
And then bottom bed mud is blocked, prevent bed mud from dropping.
The horizontal cutting device that steel wire 21 is mud sample is blocked, length is identical with taking the diameter of mud sample pipe 41, and both sides ball is straight
Footpath is 2mm, blocks the diameter 1mm of steel wire 21, when reaching target depth, and sampling joystick 1, which drives, blocks 180 ° of the rotation of steel wire 21
More than, you can easily block bed mud sample.
As shown in Fig. 1, Fig. 3, Fig. 4, sealed base 38 is spirally connected by internal thread and the external screw thread of insertion end 22, sampling
After finishing, sealed to adopting the bottom of mud sample pipe 41；Gas tube 36 is connected to air bag 37, air bag by hollow seal operation bar
37 close to baffle plate, is ring-type；After being inflated by gas tube 36, annular air-pocket 37 expands, and can seal inlet opening 45, in not up to mesh
When marking the depth of water, water can not enter water sampling pipe 44, reach after purpose depth, air bag 37 is deflated, water is entered by inlet opening 45
Enter the closed compartment of water sampling pipe 44, then air bag 37 is inflated again and seals inlet opening 45, prevent institute's water sampling outflow, air bag
Closure is inlet opening, and apopore is screw closure.
The diameter 15mm of seal operation bar 32, can be spirally connected according to actual sampling situation multistage, through handle through hole 12 and sealing
Joystick 31 is welded, and bottom is equally welded with seal operation piece 33；
Seal operation piece 33 is trapezoidal, and wide at the top and narrow at the bottom, the shape of operating sheet groove 35 matches with it, by operating sheet groove 35 and
Sealing piston 34 is movably connected, and sealing piston 34 is two-stage cylinder, and lower diameter 17mm, upper diameter 30mm take mud sample mistake
Cheng Zhong, is reached after mud sample target depth, and lower means of press seals joystick 31 on earth, promotes 34 pairs of sealing piston to take the top of mud sample pipe 41
Sealed；Mud sample takes completion, takes the bottom of mud sample pipe 41 not sealed in this period that sampler is above carried in water,
But it is due to the air-tightness for taking the top sealing piston 34 of mud sample pipe 41 to produce, and jump ring 24 can prevent bed mud sample from coming off, all
It ensure that bed mud is not fallen out when sampler is above carried in water, when taking the bottom of mud sample pipe 41 to leave the water surface soon, use sealed base
38 22 pairs of the insertion ends that are spirally connected take the bottom of mud sample pipe 41 to seal；Sampler is left after water body, is above carried sealing joystick 31, is made
Seal operation piece 33 is separated with sealing piston 34, and sealing piston 34 can continue keep sealing function, unload water sampling pipe 44 and
Its apparatus above, takes mud sample pipe 41 to can be used as sample storage tube, can keep the sealing and integrality of bed mud sample.
As shown in Fig. 1, Fig. 6, Fig. 9 a- Fig. 9 e, water sampling pipe 44 and mud sample pipe 41 is taken to be transparent lucite material,
Outer surface indicates scale 40, and the water sample and bed mud sample of respective depth can be obtained on request, and 50~100mm of interior diameter is thick
4mm, and increase by reinforced sheet 49 intensity, rubber strip 47 makes baffle plate 48 be in close contact with seal operation bar 32, prevent water and
Air is moved across baffle plate 48, and water sampling pipe 44 is divided into several closed compartments by baffle plate 48, each enclosed compartment side be provided with into
Water hole 45 and apopore 46, air bag 37 control whether inlet opening 45 intakes by inflation/deflation, with this accurate acquisition target depth water
Sample, after the completion of sampling, the screw for opening apopore 46 discharges water and can obtain water sample, in a sampling process, and multiple compartments can be with
Same depth water sample is taken, different depth water sample can be also taken, water sampling pipe 44 can sample the depth of water per segment length 50cm according to actual
Carry out multistage to be spirally connected, be complete cylindric；
It is two sections of c type pipes as shown in fig. 6, taking the bottom of mud sample pipe 41 to be provided with the steel wire groove 43 that steel wire is blocked in two fixations, long 40
~60cm, nesting is cylindric, after bed mud sampling is finished, the devices such as insertion end 22, transition conduit 53 is disassembled, you can open
Mud sample pipe 41 is taken, bed mud sample is directly obtained, reduces the Secondary Disturbance to bed mud.
As shown in Fig. 1, Fig. 8, the long 1m of connecting tube 51, diameter is identical with probe tube, and top is welded with sampling joystick 1,
Stress plush copper 52 is arranged at bottom, and is spirally connected by internal thread with water sampling pipe 44；
Transition conduit 53, which is spirally connected, water sampling pipe 44 and takes mud sample pipe 41, cavity diameter 50mm wider than probe tube, the diameter of central through hole 54
For 15mm, positioned at the center of transition conduit dividing plate 55, sealing piston 34 clogs central through hole 54, is sealed, water sampling pipe
44 are divided into confined space by baffle plate 48, are only deflated by air bag 37, and the water sample of target depth could enter via inlet opening 55
In water sampling pipe 44, sampler decentralization process, unnecessary air and water can only be by central through holes 54 from taking mud sample pipe 41 to enter
To transition conduit 53, then the osculum 56 being provided with by the upper and lower edge of transition conduit 53 is discharged.Osculum, which is only arranged, takes mud sample pipe to enter
Pipe unnecessary air and water are crossed, water sampling pipe only has target depth water sample to enter from inlet opening, then taken out from apopore
Come.The inlet opening of water sampling pipe and apopore are not open during water sampling, and water is arbitrarily passed in and out.
As shown in figure 1, stress plush copper 52 is solid stainless steel, welded with connecting tube 51, overall diameter is more straight than connecting tube
The wide 150mm in footpath, can when the power that sampler applies by self gravitation and sampling joystick 1 can not still reach target depth
Apply extra power to stress plush copper 52, and can judge whether to reach by stress plush copper 52 and the relative position of the water surface
Target depth.
As shown in Figure 1, Figure 2, shown in Fig. 4, Fig. 5, seal operation bar 32 is adapted with connecting tube 51, the length of water sampling pipe 44,
When top sampling joystick 1 and sealing joystick 31 can be combined into a complete cylindrical handle, lower seal
Central through hole 54 is also just fully sealed in piston 34, and adhesive tape or rope can be used to fix sampling joystick 1 and sealing control
Handle 31 processed, so as to keep the sealing property of sealing piston 34.
As shown in Fig. 1, Fig. 9 a- Fig. 9 e, each enclosed compartment of water sampling pipe 44 is provided with inlet opening 45 and apopore 46, gas
The inflation/deflation of capsule 37 control inlet opening 45 is switched, screw closure apopore 46.During water sampling, first apopore 46, warp are blocked with screw
Air in water sampling pipe 44 is extracted out by inlet opening 45, reached after vacuum state, air bag 37 is inflated, inlet opening 45 is blocked；When entering
When water hole 45 reaches depth selection, air bag 37 is deflated, and inlet opening 45 is opened, and target depth water sample enters water sampling pipe 44；It is right again
Air bag 37 is inflated, and is blocked after inlet opening 45, upper extraction water sample pipe 44, is kept the plumbness of water sampling pipe 44, air bag 37 is put
Gas, turns on the screw that bottom blocks apopore 46, you can obtain water sample.
Using new column water sample, the dual-purpose sampler sampling method of bed mud, comprise the following steps：
(1) preparation：Sampling purpose is determined first, such as gathers water sample and mud sample or individually collection mud sample, collection simultaneously
Water sample；Secondly, sampling depth or sampling horizon are determined；Then the water of different water body environments is determined with survey tools such as ropes
It is deep；Finally, the hop count of water sampling pipe 44 and seal operation bar 32 is determined according to the depth of water, it is in addition to sealed base 38, sampler is each
Part assembles finish successively, individually during collection water sample, it is not necessary to install transition conduit 53 and its with lower component.
When gathering water sample and mud sample simultaneously, the osculum 56 of the top and the bottom of transition conduit 53 is opened, air bag 37 is inflated, closure water intaking
Sample pipe 44 and inlet opening 45 and the apopore 46 for taking mud sample pipe 41.
Individually during collection mud sample, the osculum 56 of the top and the bottom of transition conduit 53 is opened, closure takes the apopore 46 of mud sample pipe 41,
Inlet opening 45 and the apopore 46 of water sampling pipe 44 need not be blocked.
Individually during collection water sample, air bag 37 is inflated, the inlet opening 45 of closure water sampling pipe 44 and apopore 46.
(2) sampled：
When gathering water sample and mud sample simultaneously, sampling joystick 1 is held, the plumbness with the water surface is kept, sampler enters water
Body, unnecessary air and water enters transition conduit 53 by central through hole 54, is then flowed out again by osculum 56.
During water sampling, judge whether to reach mesh according to the scale on distance of the stress plush copper 52 away from the water surface and water sampling pipe 44
Depth, when reach the target depth of water when, keep sampler it is static, air bag 37 is deflated, at this moment inlet opening 45 is opened, water sample enter
Water sampling pipe 44, water sampling is inflated to air bag 37 again after finishing, and closes inlet opening 45.
When taking bed mud sample, mesh can not be still reached when relying on sampler self gravitation and sampling joystick 1 being exerted a force
Depth when, bigger power can be applied by stress plush copper 52.Jump ring 24 is moved up by bed mud frictional influence, if bed mud sample have from
The trend for taking mud sample pipe 41 to come off, then can drive jump ring 24 to move down contraction, and then block bottom bed mud, prevent bed mud from dropping.Insert
Enter the conical surface 23 of end 22 and reduce the disturbance to mud sample with blocking steel wire 21, reach after target depth, rotate sampling joystick
More than 180 °, block steel wire 21 and block bed mud, lower means of press seals joystick 31, sealing piston 34 blocks central through hole 54,
Sample joystick 1 and sealing joystick 31 synthesizes a handle, then with rope or adhesive tape fixed handle, that is, complete to taking mud
The seal operation on the top of sample pipe 41, so both ensures sealing effectiveness, again convenient operation.After the completion of mud sample is taken, sampler is in water
In take the bottom of mud sample pipe 41 not sealed in this period for above carrying, but be due to take the top sealing piston 34 of mud sample pipe 41
The air-tightness of generation, and jump ring 24 can prevent bed mud sample from coming off, and all ensure that bed mud will not when sampler is above carried in water
Drop, when before taking the bottom of mud sample pipe 41 to leave water body soon, the bottom of mud sample pipe 41 is taken with 22 pairs of the insertion end that is spirally connected of sealed base 38
Portion is sealed.Sampler is left after water body, and unnecessary water is flowed out by the osculum 56 of bottom in transition conduit 53.
Individually during collection mud sample, take the operation of mud sample identical process is with gathering water sample and mud sample simultaneously when.Sampler leaves
After water body, unnecessary water is flowed out by the osculum 56 of bottom in transition conduit 53.And the inlet opening 45 of water sampling pipe 44 and water outlet
Hole 46 is not blocked, and water frees in and out water sampling pipe 44, when taking mud sample, and water enters water sampling pipe 44, takes mud sample to finish, takes
On sample device after lift-off boiling water body, water flows out water sampling pipe 44 again.
Individually during collection water sample, the operation of water sampling is identical process is with gathering water sample and mud sample simultaneously when.
Sampling situation is examined by transparent probe tube standing motionless as if facing a wall, if sampled result is undesirable, repeats sampling.
(3) sample is taken out：
When gathering water sample and mud sample simultaneously, the plumbness of sampler is kept, air bag 37 is deflated, then turns on water sampling pipe 44 to go out
The screw in water hole 46, you can obtain target depth water sample.Water sampling pipe 44 and seal operation bar 32 are unloaded again, pull out sealing piston
34, opening takes the top apopore 46 of mud sample pipe 41, bleeds off the water for taking bed mud sample top in mud sample pipe 41, unloads sealed base
38, that opens nesting takes mud sample pipe 41, you can take mud sample according to target depth.
Individually during collection mud sample, the operation that mud sample is obtained process is with gathering water sample and mud sample simultaneously when is identical.
Individually during collection water sample, the operation that water sample is obtained process is with gathering water sample and mud sample simultaneously when is identical.
If not dismantling sealed base 38 and sealing piston 34, take mud sample pipe 41 to keep good sealing state, unload
After water sampling pipe 44 and seal operation bar 32, mud sample pipe 41 is taken as sample storage tube, can directly send laboratory to carry out in taken mud sample
Next step is operated, to obtain most accurate analysis result.
(4) follow-up work：Device is cleaned up, then installs progress sampling work next time successively.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deform still within protection scope of the present invention that creative work can make.
Claims (10)
1. a kind of new water sample-bed mud combined sampling device, it is characterized in that, including connecting tube is fixed with connecting tube upper surface and taken
Sample joystick, lower end is flexibly connected with water sampling pipe upper end, and water sampling pipe lower end is connected with transition conduit upper end, transition conduit lower end
With taking mud sample pipe upper end to be connected；
It is divided into multiple independent closed compartments by some baffle plates laterally set in water sampling pipe, the side of each closed compartment
Upper and lower side be respectively arranged with the inlet opening communicated with closed compartment and apopore, with inlet opening phase in each closed compartment
Corresponding region is provided with air bag, and air bag is connected by gas tube with external air source；
Take and be provided with apopore in mud sample pipe upper side, bottom is connected with cutting device；
On the upper and lower end face of transition conduit and positioned at water sampling pipe and take mud sample pipe outside position on offer respectively it is some and
The osculum communicated inside transition conduit；
Through there is seal operation bar in connecting tube, water sampling pipe, seal operation bar upper end passes through sampling joystick and the company of being in
Adapter top sealing joystick be fixedly connected, middle part pass through water sampling pipe in baffle plate, lower end by seal operation piece with
Sealing piston in transition conduit is flexibly connected；And when sealing joystick is moved down into lowest order, seal operation bar
Promote sealing piston that mud sample pipe upper end can will be taken to seal just.
2. new water sample-bed mud combined sampling device as claimed in claim 1, it is characterized in that, the sampling joystick top
The handle grooves consistent with sealing joystick profile are horizontally arranged with, when pressing sealing joystick, joystick are sealed
A complete cylindrical handle is combined into the handle grooves for being caught in sampling joystick；Sampling joystick interposition is installed
It is equipped with the handle through hole that the confession seal operation bar of a longitudinal direction is passed through.
3. new water sample-bed mud combined sampling device as claimed in claim 1, it is characterized in that, the connection pipe diameter and water intaking
Sample pipe diameter is identical, top and sampling joystick welding, and stress plush copper is provided with lower side, and by internal thread with taking
Water sample pipe screw thread is connected.
4. new water sample-bed mud combined sampling device as claimed in claim 1, it is characterized in that, the water sampling pipe and take mud sample
Guan Jun uses transparent lucite material, is provided with scale on outer surface, water sampling pipe and takes mud sample tube outer surface to be all provided with
It is equipped with reinforced sheet.
5. new water sample-bed mud combined sampling device as claimed in claim 1, it is characterized in that, it is described to take mud sample pipe to be by two sections of C
The cylinder of type pipe nesting composition, its bottom inside face is provided with two relative steel wire grooves.
6. new water sample-bed mud combined sampling device as claimed in claim 1, it is characterized in that, the transition conduit two ends pass through spiral shell
Line is respectively with water sampling pipe and taking mud sample pipe, and transition pipe diameter is more than water sampling pipe and takes bottom in the diameter of mud sample pipe, transition conduit
There is transition dividing plate in portion, and transition dividing plate center is provided with the central through hole matched with sealing piston.
7. new water sample-bed mud combined sampling device as claimed in claim 6, it is characterized in that, the seal operation bar is hollow
Structure, gas tube passes through hollow structure and airbags；Seal operation bar bottom is welded with seal operation piece, and seal operation piece is
Trapezoidal, wide at the top and narrow at the bottom, sealing piston top is provided with the operating sheet groove matched with seal operation piece, the insertion of seal operation piece
It is connected in operating sheet groove with sealing piston；
Seal operation bar passes through in the through hole of baffle plate and is provided with rubber strip, baffle plate is in close contact with seal operation bar, prevents water
With across the baffle plate motion of air；
The sealing piston is step-like in two-stage up and down, and upper diameter is more than lower diameter, sealing piston half part and rebound
Central through hole matches, can be to taking mud sample pipe end sealing.
8. new water sample-bed mud combined sampling device as claimed in claim 5, it is characterized in that, the cutting device is stainless steel
Material, including block steel wire, jump ring and insertion end；The insertion end is cylindrical in shape, and is in longitudinal cutting device of mud sample, insertion end
Diameter is identical with taking the overall diameter of mud sample pipe, and inside and outside screw is arranged at insertion end top, by internal thread with taking spiral shell outside mud sample bottom of the tube
Line is connected, and the lower external face of insertion end is the conical surface；
Jump ring is external groove type jump ring, and it is stuck in the inside of insertion end top half, and can move up and down；
The horizontal cutting device that steel wire is mud sample is blocked, length is identical with taking the internal diameter of mud sample pipe, block the two ends difference of steel wire
A ball is provided with, two balls are separately fixed in the relative two steel wire groove for taking mud sample bottom of the tube medial surface.
9. new water sample-bed mud combined sampling device as claimed in claim 9, it is characterized in that, pass through spiral shell outside the insertion end
Line is connected with a sealed base, can be to adopting mud sample pipe bottom end seal after sampling is finished.
10. method is used using new water sample-bed mud combined sampling device, it is characterized in that, comprise the following steps：
1）Preparation：
Sampling purpose is determined first；
Secondly, sampling depth or sampling horizon are determined；
Then the depth of water of different water body environments is determined with survey tool；
Finally, the hop count of water sampling pipe and seal operation bar is determined according to the depth of water, in addition to sealed base, by each part of sampler according to
Secondary assembling is finished, individually during collection water sample, it is not necessary to install transition conduit and the part below it；
When gathering water sample and mud sample simultaneously, the osculum of transition conduit top and the bottom is opened, airbag aeration blocks water sampling pipe and takes mud
The inlet opening of sample pipe and apopore；
Individually during collection mud sample, the osculum of transition conduit top and the bottom is opened, closure takes the apopore of mud sample pipe, it is not necessary to which closure takes
The inlet opening of water sample pipe and apopore；
Individually during collection water sample, airbag aeration blocks inlet opening and the apopore of water sampling pipe；
2）Sampled：
When gathering water sample and mud sample simultaneously, sampling joystick is held, the plumbness with the water surface is kept, sampler enters water
Body, unnecessary air and water enters transition conduit by central through hole, is then discharged again by osculum；
During water sampling, the depth that achieves the goal is judged whether according to the scale on distance of the stress plush copper away from the water surface and water sampling pipe,
When reaching the target depth of water, keep sampler static, to air bag deflation, at this moment inlet opening is opened, and water sample enters water sampling pipe, takes
Water sample finish after again to airbag aeration, close inlet opening；
When taking bed mud sample, purpose depth can not be still reached when relying on sampler self gravitation and sampling joystick being exerted a force
When, bigger power can be applied by stress plush copper；
Jump ring is moved up by bed mud frictional influence, if bed mud sample has from the trend for taking mud sample pipe to come off, jump ring can be driven to move down
Shrink, and then block bottom bed mud, prevent bed mud from dropping；
Insertion end cone face reduces the disturbance to mud sample with blocking steel wire, reaches after target depth, rotates sampling joystick
More than 180 °, block steel wire and block bed mud, lower means of press seals joystick, sealing piston blocks central through hole, sampling control
Handle and sealing joystick synthesize a handle, then with rope or adhesive tape fixed handle, that is, complete to taking the close of mud sample tube top end
Work is sealed, so both ensures sealing effectiveness, again convenient operation；After the completion of mud sample is taken, during sampler above carried in water this section
It is interior to take mud sample bottom of the tube not sealed, but be due to the air-tightness for taking mud sample tube top portion sealing piston to produce, and block
Spring can prevent bed mud sample from coming off, and all ensure that bed mud is not fallen out when sampler is above carried in water, mud sample bottom of the tube is fast taking
When leaving before water body, the insertion end that is spirally connected with sealed base is to taking mud sample bottom of the tube to seal；Sampler is left after water body, mistake
Water unnecessary in pipe is crossed to flow out by the osculum of bottom；
Individually during collection mud sample, take the operation of mud sample identical process is with gathering water sample and mud sample simultaneously when；Sampler leaves water body
Afterwards, water unnecessary in transition conduit is flowed out by the osculum of bottom；And the inlet opening of water sampling pipe and apopore are not sealed
Stifled, water frees in and out water sampling pipe, when taking mud sample, and water enters water sampling pipe, takes mud sample to finish, lift-off boiling water body on sampler
Afterwards, water flows out water sampling pipe again；
Individually during collection water sample, the operation of water sampling is identical process is with gathering water sample and mud sample simultaneously when；
Sampling situation is examined by transparent probe tube standing motionless as if facing a wall, if sampled result is undesirable, repeats sampling；
3）Take out sample：
When gathering water sample and mud sample simultaneously, the plumbness of sampler is kept, to air bag deflation, then water sampling pipe apopore is turned on
Screw, you can obtain target depth water sample；Water sampling pipe and seal operation bar are unloaded again, sealing piston is pulled out, and opening takes mud
Sample pipe top apopore, bleeds off the water for taking bed mud sample top in mud sample pipe, unloads sealed base, and that opens nesting takes mud sample
Pipe, you can mud sample is taken according to target depth；
Individually during collection mud sample, the operation that mud sample is obtained process is with gathering water sample and mud sample simultaneously when is identical；
Individually during collection water sample, the operation that water sample is obtained process is with gathering water sample and mud sample simultaneously when is identical；
If not dismantling sealed base and sealing piston, take mud sample pipe to keep good sealing state, unload water sampling pipe and
After seal operation bar, mud sample pipe is taken as sample storage tube, can directly send taken mud sample laboratory to carry out next step operation, to obtain
Most accurate analysis result；
Follow-up work：
Device is cleaned up, then installs progress sampling work next time successively.
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| CN114544245A (en) * | 2022-01-26 | 2022-05-27 | 河海大学 | Ocean beach environment sampling system and method |
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| CN117288525B (en) * | 2023-09-25 | 2024-06-04 | 宁波华东核工业勘察设计院集团有限公司 | Prospecting hole water sampling device |
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