CN107687964A - Automatic sampling device and sampling method - Google Patents
Automatic sampling device and sampling method Download PDFInfo
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- CN107687964A CN107687964A CN201710616821.1A CN201710616821A CN107687964A CN 107687964 A CN107687964 A CN 107687964A CN 201710616821 A CN201710616821 A CN 201710616821A CN 107687964 A CN107687964 A CN 107687964A
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- protecgulum
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- 238000005070 sampling Methods 0.000 title claims abstract description 184
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000012530 fluid Substances 0.000 claims abstract description 107
- 210000005239 tubule Anatomy 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 description 9
- 230000001151 other effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000009533 lab test Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VKJWJILXLWFQEU-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene Chemical compound C=CC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C VKJWJILXLWFQEU-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000009183 running Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
An automatic sampling device and a sampling method are used for solving the problem that sampling data of an existing sampling device is prone to misalignment. The automatic sampling device of the present invention comprises: the body is provided with a first end and a second end, and the body is provided with a plurality of channels which penetrate through the first end and the second end of the body; a rotator connected to the body; and a front cover provided with at least one fluid inlet, wherein the front cover covers the first end of the body and is connected with the rotator.
Description
Technical field
The present invention relates to a kind of automatic sampling apparatus and the method for sampling, especially one kind can be assembled on unmanned vehicle, by
Unmanned vehicle is carried to the automatic sampling apparatus and the method for sampling of predetermined area sample fluid sample.
Background technology
Fig. 1 is refer to, it is a kind of existing sampling apparatus 9 that can be assembled on unmanned vehicle, the existing sampling apparatus 9
With a sampling bottle 91, its opening is provided with a control valve 911；It is in vacuum negative pressure condition in the sampling bottle 91 before sampling.
When the existing sampling apparatus 9 is carried to the predetermined area by unmanned vehicle, a power source 92 may be actuated, drive a swing arm
93 actions make the gas at scene be sucked by the negative pressure of vacuum of the sampling bottle 91 to open the control valve 911.Complete sample gas
Afterwards, then activate the power source 92 and drive the swing arm 93 to act to close the control valve 911, by unmanned vehicle by the existing sampling
Device 9 carries to chemically examine.TaiWan, China is had been disclosed in similar to one embodiment of the existing sampling apparatus 9
No. M371234《Gas sampling assembly》Among Patent Case.
However, the existing sampling apparatus 9 in advance must vacuumize its sampling bottle 91, and before beginning sampling operation, with
And after sampling operation is completed, if the sampling bottle 91 can not be sealed really, it will the gas for having non-sampled place flows into, and often results in
The problem of follow-up result of laboratory test misalignment.Furthermore the existing sampling apparatus 9 can only carry out the gas sampling action of single time every time
It must make a return voyage, multiple repairing weld can not be carried out in point in the same manner in a short time, or be moved to different location and carry out multi-point sampling
Make a return voyage again afterwards, not only sampling efficiency is bad, can more make sample mode limited and influence the degree of accuracy of sampled result analysis.
In view of this, existing sampling apparatus still has improvedd necessity really.
The content of the invention
To solve the above problems, the present invention provides a kind of automatic sampling apparatus and the method for sampling, by the side for converting runner
Formula, sampling medium is just enabled flow through when to be sampled, sampling is forward and backward, and fluid is oriented into elsewhere.
The present invention provides a kind of automatic sampling apparatus and the method for sampling, and each voyage can all carry out repeatedly or multiple spot fluid is adopted
Sample.
The automatic sampling apparatus of the present invention, including：One body, the body have a first end and second end,
The body is provided with multiple passages, and first end and second end of each passage through the body, the plurality of passage is with the first of the body
Annularly arranged centered at the center at end, a sampling medium, and at least one are provided with wherein at least one passage
Passage maintains hollow state, and the sampling medium is placed in a tubule, and the end of the tubule combines a chock to plug together admittedly
The internal face of the passage is scheduled on, the second end of the body is provided with a groove；One circulator, the circulator connect the body；
One protecgulum, the protecgulum are provided with least one fluid intake, and the protecgulum is covered in the first end of the body and connects the circulator；
And a bonnet and a pump, the bonnet are provided with a fluid issuing, the bonnet is covered in the second end of the body, and the fluid goes out
Mouth is connected with the plurality of passage simultaneously by the groove, and the pump sets a drainage tube, and the drainage tube is incorporated into the fluid issuing.
Therefore, automatic sampling apparatus of the invention, it can just enable flow through and adopt by way of converting runner, when to be sampled
Sample medium, sampling is forward and backward, fluid is oriented into elsewhere, therefore operate simple and can ensure that sampled result is accurate.In addition, the present invention
Automatic sampling apparatus, multiple or multiple spot sampling fluids can be carried out in each voyage, sampling efficiency can be substantially improved, and can carry out
More diversified sample mode, enable the analysis comprehensive descision of sampled result and lift the degree of accuracy.
Wherein, have in multiple passages of the body and a sampling medium is respectively equipped with multiple passages, it is remaining multiple logical
Road remains hollow, has at least one hollow passage between two adjacency channels provided with the sampling medium；The structure has
Lift sampling efficiency and other effects.
Wherein, the fluid intake quantity of the protecgulum is multiple；So that adaptation fluid passes through the plurality of passage for greater flexibility
State, make sample mode can more diversification, have lifting sampled result analysis accuracy effect.
Wherein, the circulator is set including a motor, first joggle piece and second joggle piece, the groups of motors
Position is incorporated into the output end of the motor in the protecgulum, first joggle piece, and second joggle piece assembling is positioned at the outer of the body
Circumferential surface, first joggle piece are meshed with second joggle piece, and it is pre- that an affixed component maintains the protecgulum to be separated by with the bonnet
Set a distance and do not relatively rotate；The simple structure, it is easy to manufacture, assembles, having reduces manufacturing cost and lifting assembling convenience
And other effects.
Wherein, a tank is provided with the center of the body, the circulator is placed in the tank, the output of the circulator
Hold the affixed protecgulum；The simple structure, it is easy to assemble, there is lifting assembling convenience and other effects.
Wherein, the second end of the body is provided with a groove, and the plurality of passage is all connected with the groove, set in the groove
One rotatable shrouding disc is covered in the end of the plurality of passage, and the shrouding disc is located between the first end of the body and the second end,
Make to leave an air gap between the shrouding disc and the second end of the body, the shrouding disc is provided with corresponding to the logical of the fluid intake quantity
Hole；The structure can ensure that the sampling medium in non-category use is polluted all without by non-sampled fluid, have lifting sampling knot
Accuracy of fruit analysis and other effects.
Wherein, the through hole of the shrouding disc is coaxially relative with the fluid intake of the protecgulum, and the shrouding disc can synchronous rotary with the protecgulum；
The structure has lifting operation convenience and other effects.
Wherein, a tank is provided with the center of the body, the circulator is placed in the tank, and the circulator has same
Two relative output ends of axle, the affixed protecgulum of one of output end, the affixed shrouding disc of another output end；Structure letter
Easily, it is easy to assemble, there is lifting assembling convenience and other effects.
The method of sampling of the present invention, comprises the following steps：One automatic sampling apparatus is assembled in a unmanned vehicle, should
Automatic sampling apparatus has a body and is covered in a protecgulum of the body one end；In the cruise process of the unmanned vehicle
In, when a sensor detects in fluid the polluter containing preset concentration, activate that the body is relative with the protecgulum to be turned
It is dynamic, a fluid intake of the protecgulum is connected with being provided with a passage of a sampling medium in the body, make fluid can
By the sampling medium to carry out sampling operation；After sampling operation terminates, activate the body and relatively rotated with the protecgulum, before making this
Lid is relative with the passage for being not provided with the position of the fluid intake with sampling medium being provided with the body, makes fluid can not be by this
Sample medium；And after the unmanned vehicle is maked a return voyage, the sampling medium taken out in the automatic sampling apparatus is analyzed.
Wherein, before the unmanned vehicle is maked a return voyage, the body is activated again and is relatively rotated with the protecgulum, makes the fluid of the protecgulum
Entrance is connected with being provided with another passage of another sampling medium in the body, makes fluid can be by another sampling matchmaker
It is situated between to carry out sampling operation again；And after sampling operation terminates, the body is activated again and is relatively rotated with the protecgulum, before making this
Lid is relative with another passage for being not provided with the position of the fluid intake with another sampling medium being provided with the body, makes
Fluid can not pass through another sampling medium；Therefore, cruise can carry out making a return voyage again repeatedly or after multi-point sampling every time, have lifting
Operation ease and sampling efficiency and other effects.
Wherein, the pollutant concentration detected according to the sensor controls the time of sampling operation；Adopted with lifting
Accuracy of sample interpretation of result and other effects.
Brief description of the drawings
Fig. 1：A kind of structural representation of existing sampling apparatus；
Fig. 2：The dimensional decomposition structure diagram of first embodiment of the invention；
Fig. 3：Cut open structural representation in the side of first embodiment of the invention；
Fig. 4：The protecgulum rotation schematic diagram of Section A-A shown in Fig. 3；
Fig. 5：Cut open structural representation in the side of second embodiment of the invention；
Fig. 6：The dimensional decomposition structure diagram of third embodiment of the invention；
Fig. 7：Cut open structural representation in the side of third embodiment of the invention.
Description of reference numerals
﹝ this Fa Ming ﹞
1 body 1a first ends
The passage of the second ends of 1b 11
12nd, the groove of 12 ' tank 13
2nd, 2 ' circulator
The fluid intake of 3 protecgulum 31
The fluid issuing of 4 bonnet 41
The drainage tube of 5 pump 51
The motor of 6 circulator 61
The joggle piece of 62 first joggle piece 63 second
The through hole of 7 shrouding disc 71
G air gap L chocks
M samples the affixed components of medium S
T tubules
﹝ Xian You Ji Shu ﹞
The sampling bottle of 9 sampling apparatus 91
The power source of 911 control valve 92
93 swing arms.
Embodiment
It is hereafter special according to the present invention's to enable above and other objects, features and advantages of the invention to become apparent
Preferred embodiment, and accompanying drawing appended by cooperation, are described in detail below：
Fig. 2 is refer to, it is the first embodiment of automatic sampling apparatus of the present invention, and the automatic sampling apparatus generally includes one
1, circulator 2 of body and a protecgulum 3, the protecgulum 3 be located at the body 1 one end, the circulator 2 connect the body 1 with
The protecgulum 3, the body 1 is set to be relatively rotated with the protecgulum 3；The present embodiment, which is only lifted, controls the protecgulum 3 to rotate and the body 1 does not turn
Dynamic structure is explained.
Fig. 2,3 are refer to, the body 1 has an a first end 1a and second end 1b, and the body 1 is provided with multiple passages
11, each passage 11 run through the body 1 first end 1a and the second end 1b, allow fluid by the first end 1a of the body 1 and
Flow to the second end 1b.In the present embodiment, the body 1 is probably cylindrical, be provided with the center of the body 1 tank 12 with
For housing the circulator 2.The plurality of passage 11 annularly arranges centered at the first end 1a of the body 1 center, wherein
A sampling medium M is provided with least one passage 11, and at least one passage 11 remains hollow and is not provided with article
State；It is preferred that reference picture 4 please be coordinate, in multiple passages 11 of the body 1, one is respectively equipped with wherein having in multiple passages 11
Individual sampling medium M, remaining multiple passages 11 remain hollow, and multiple passages 11 provided with sampling medium M with it is hollow more
Individual passage 11 can adopt interval setting, i.e., have between two adjacency channels 11 provided with sampling medium M at least one hollow
Passage 11.
Referring again to Fig. 2,3, sampling medium M species and form is unlimited, may be, for example, that can to adsorb volatility organic
The activated carbon of compound or the divinylbenzene (divinylbenzene) of particle shape etc..The present embodiment selection will sample medium
M is placed in a tubule T, and in tubule T end is combined chock L and be fixed on the inwall of the passage 11 to plug together
Face.
The circulator 2 is assembled in the body 1, to control the protecgulum 3 to be relatively rotated with the body 1.In the present embodiment
In, the circulator 2 can be a motor, and the circulator 2 is combined and is fixed in the tank 12 of the body 1, and the circulator 2
The affixed protecgulum 3 of output end；Therefore, the circulator 2 is controlled and when operating, and can drive the protecgulum 3 relative to 1 turn of the body
It is dynamic.
The protecgulum 3 is provided with least one fluid intake 31, and the protecgulum 3 is covered in the first end 1a of the body 1 and connected and is somebody's turn to do
Circulator 2.Fig. 3,4 are refer to, when the circulator 2 drives the protecgulum 3 rotation, the position changeable of fluid intake 31 of the protecgulum 3
Connected with any one passage 11 with the body 1 with respect to position, fluid is passed through the protecgulum 3 to flow into and the fluid intake 31
With respect in the passage 11 of position；The position that the protecgulum 3 is not provided with the fluid intake 31 can then cover remaining passage 11, avoid fluid
Stream passes through these passages 11.
In addition, the automatic sampling apparatus of the present embodiment can also comprise additionally in a bonnet 4 and a pump 5, the bonnet 4 is provided with
One fluid issuing 41, the bonnet 4 are covered in the second end 1b of the body 1, and the fluid issuing 41 connects at least one foregoing
Passage 11；For example, a groove 13 can be set in the second end 1b of the body 1, make the plurality of passage 11 all with the phase of groove 13
Connection, therefore the fluid issuing 41 can be connected with the plurality of passage 11 simultaneously by the groove 13, the pump 5 can then set a drainage
Pipe 51, the drainage tube 51 are incorporated into the fluid issuing 41.Therefore, the bonnet 4 is blocked in the second end 1b of the body 1, can avoid
Sampling medium M abjections in the passage 11, while flow into the passage 11 from the second end 1b of the body 1 prevented also from external fluid
In, or disturb the fluid for the second end 1b for flowing to the body 1；In addition, when the pump 5 operates, can be from the drainage tube 51 to the body 1
Internal suction fluid and form negative pressure, enable the fluid outside the protecgulum 3 faster, more smoothly flow therein the body 1 inside and
Outflow, the efficiency with lifting fluid by the automatic sampling apparatus, while by the flow direction of the pump 5 control fluid, avoid fluid
When flowing to the groove 13 of the body 1, and inversely flow back in the plurality of passage 11 so that polluting each sampling medium M.
By aforementioned structure, automatic sampling apparatus of the invention can perform a kind of method of sampling, comprise the following steps：
The automatic sampling apparatus is assembled in a unmanned vehicle（Such as vehicle, ship or aircraft etc.）On, and preset
The fluid intake 31 of the protecgulum 3 is set to align to hollow and be not provided with sampling medium M any one passage 11；The unmanned vehicle is upper another
A sensor is built outside, to detect the general volatile in the concentration of certain polluter in fluid, such as detecting fluid
Organic compound（TVOC）Concentration.
In use, the automatic sampling apparatus can be carried to appointed place, and patrolling in the unmanned vehicle by the unmanned vehicle
During boat, fluid can flow into the hollow passage 11 by the fluid intake 31 of the protecgulum 3, and flow to the groove of the body 1
13, then discharged by the fluid issuing 41 of the bonnet 4；Therefore the automatic sampling apparatus of the present invention is not required to vacuumize in advance, and cruise
As long as make the fluid intake 31 of the protecgulum 3 relative with any one hollow passage 11 in way, you can to make stream under non-sampled state
Body is smooth to pass in and out the automatic sampling apparatus, and operation is simple, not error-prone.On the other hand, it is provided with because the protecgulum 3 is blinded by inside
Medium M passage 11 is sampled, therefore fluid is not had by sampling medium M in way of cruising, can effectively avoid sampling medium M from being adopted by non-
The fluid in sample place is polluted so that the problem of follow-up result of laboratory test misalignment.
When the polluter containing preset concentration is detected in fluid when the sensor is in cruise, the circulator can control
2 runnings, activate the body 1 and are relatively rotated with the protecgulum 3, until the contraposition of fluid intake 31 of the protecgulum 3 is provided with sampling to internal
Medium M any one passage 11, external fluid is set to carry out sampling operation by the sampling medium M.Now, sampling position
Fluid can flow into the passage 11 by the fluid intake 31 of the protecgulum 3, by the sampling medium M and flow to the groove of the body 1
13, then discharged by the fluid issuing 41 of the bonnet 4.
After sampling operation terminates, control the circulator 2 to operate once again, make the body 1 with the protecgulum 3 along a direction phase
To rotating（Such as Fig. 4 show the protecgulum 3 according to rotationally clockwise）, until the protecgulum 3 is to be not provided with the fluid intake 31
Position and the body 1 in be provided with sampling medium M the passage 11 it is relative, make fluid can not be by sampling medium M.In this reality
Apply in example, it is relative with next hollow passage 11 that it goes to the fluid intake 31 of the protecgulum 3.
Then, after the unmanned vehicle automatic sampling apparatus can be carried to another appointed place, or it is pre- being separated by
In identical place after fixing time, the body 1 is activated again and is relatively rotated with the protecgulum 3, make the fluid intake 31 of the protecgulum 3 with being somebody's turn to do
Another passage 11 that another sampling medium M is provided with body 1 is connected, make fluid can by another sampling medium M with
Carry out the sampling operation of another time；After the sampling operation of another time terminates, then the body 1 and the phase of protecgulum 3 are activated again
To rotating, make the protecgulum 3 to be not provided with the position of the fluid intake 31 with being provided with being somebody's turn to do for another sampling medium M in the body 1
Another passage 11 is relative, makes fluid can not be by another sampling medium M.So operate repeatedly, with a voyage
Multiple samples sampled are obtained, and after the unmanned vehicle is maked a return voyage, send the automatic sampling apparatus back to laboratory, taking out should be certainly
Sampling medium M in dynamic sampling apparatus is analyzed with making further qualitative/quantitative.
Wherein, the time of sampling operation may be set to fixed value, or the polluter preferably detected according to the sensor
Concentration controls the time of sampling operation.That is, the longer sampling operation time is set when concentration is low, it is ensured that sampling medium M can fill
Divide the polluter collected in fluid；The shorter sampling operation time is then set when concentration is high, to strive for the effect of sampling operation
Rate, for sporadic event to be detected, it is less susceptible to miss the chance of sampling, and sampling knot can be improved with more sample numbers
The degree of accuracy of fruit analysis.For example, when the toluene concentration that the sensor is detected is less than 1 ppm, the sampling operation time
About it is set as 60 seconds；When concentration is more than 10 ppm, the sampling operation time is then about set as 30 seconds.
Therefore, passage can in time be opened or covered to automatic sampling apparatus of the invention and the method for sampling by the protecgulum 3
11, reach the effect of conversion runner, sampling medium M is just enabled flow through when to be sampled, sampling is forward and backward, and fluid is oriented into he
Place, it can be ensured that the sampling medium M sampled will not be polluted by the fluid in other places again, and it is each cruise can carry out it is more
Maked a return voyage again after secondary or multi-point sampling, not only operation is convenient, sampling efficiency is good, and sampled result also can be more accurate, makes subsequent analysis
The degree of accuracy of sampled result improves.
It is noted that in other embodiments, the quantity of fluid intake 31 of the protecgulum 3 can also be it is multiple, so as to
Adaptation fluid makes sampling operation mode can more diversification by the state of the plurality of passage 11 for greater flexibility；Such as can be same
One place is sampled using multiple sampling medium M simultaneously, sampled result is compared to each other, and helps lifting sampled result analysis
The degree of accuracy.
Fig. 5 is refer to, it is the second embodiment of automatic sampling apparatus of the present invention, and the second embodiment of the present invention is generally
Above-mentioned first embodiment is same as, its Main Differences is：Second embodiment of the invention is only by enumerating a circulator 6 control originally
Body 1 is rotated and structure that protecgulum 3 and bonnet 4 do not rotate is explained.
In detail, the circulator 6 of the present embodiment includes 61, first joggle pieces 62 of a motor and one second engagement
Part 63, the motor 61 assembling are positioned at the protecgulum 3, and first joggle piece 62 is incorporated into the output end of the motor 61, and this second is nibbled
Component 63 assembles the outer circumferential surface for being positioned at the body 1, and first joggle piece 62 is meshed with second joggle piece 63.Also,
One affixed component S maintains the protecgulum 3 and the predetermined distance of bonnet 4 and relatively not rotated.
Structure accordingly, first joggle piece 62 that the motor 61 can cause to be meshed when operating produce with second joggle piece 63
Raw relative motion, so as to drive the body 1 to produce rotation relative to the protecgulum 3, so as to adjust the fluid intake 31 of the protecgulum 3 with
Passage 11 provided with sampling medium M is relative, or with hollow and to be not provided with sampling medium M passage 11 relative, and reach and be same as
Many effects of aforementioned first embodiment.
Fig. 6,7 are refer to, it is the 3rd embodiment of automatic sampling apparatus of the present invention, and the third embodiment of the present invention is substantially
On be same as above-mentioned first embodiment, its Main Differences is：Third embodiment of the invention is in addition in the groove 13 of the body 1
If a rotatable shrouding disc 7 is covered in the end of the plurality of passage 11, make only have front end and the protecgulum 3 in the plurality of passage 11
Fluid intake 31, which is connected, to be connected with the fluid issuing 41 of the bonnet 4.
In detail, the shrouding disc 7 makes the shrouding disc 7 and the body 1 between the first end 1a and the second end 1b of the body 1
The second end 1b between leave an air gap G, the shrouding disc 7 be provided with corresponding to the protecgulum 3 the quantity of fluid intake 31 through hole 71.
The through hole 71 of the shrouding disc 7 can be coaxially relative with the fluid intake 31 of the protecgulum 3, and the shrouding disc 7 preferably can rotation synchronous with the protecgulum 3
Turn.Such as but without limitation, a tank 12 ' is provided with the center of the body 1, a circulator 2 ', which combines, is fixed on the tank
In 12 ', the circulator 2 ' has coaxial two relative output ends, the affixed protecgulum 3 of one of output end, another output
The affixed shrouding disc 7 is held, to drive the shrouding disc 7 and the synchronous rotary of protecgulum 3 by the circulator 2 '.
Structure accordingly, when the circulator 2 ' drives the protecgulum 3 to rotate to making its fluid intake 31 and one of passage 11
When relative, the through hole 71 of the shrouding disc 7 also can be relative with the end of the passage 11, makes fluid can be sequentially by the fluid of the protecgulum 3
Entrance 31, the passage 11, the through hole 71 of the shrouding disc 7, then flow into air gap G, and flowed out from the fluid issuing 41 of the bonnet 4.
And other passages 11 not relative with the fluid intake 31 of the protecgulum 3, its end can then be covered by the shrouding disc 7, therefore flow into and be somebody's turn to do
Fluid in air gap G can only flow out from the fluid issuing 41 of the bonnet 4, can not be countercurrently to the passage 11 covered by the shrouding disc 7
In, therefore can ensure that the sampling medium M in non-category use is polluted all without by non-sampled fluid, make each sampling medium M follow-up
Sampled result analysis it is more accurate.
In summary, automatic sampling apparatus of the invention, it can in time be opened by protecgulum or cover each passage, reach change
The effect in change of current road；That is, sampling medium is just enabled flow through when to be sampled, sampling is forward and backward, and fluid is oriented into elsewhere, can be true
Protecting the sampling medium sampled will not be polluted by the fluid in other places again, and cruise can carry out multiple or multiple spot every time
Maked a return voyage again after sampling, not only operation is convenient, sampling efficiency is good, and sampled result also can be more accurate, makes subsequent analysis sampled result
The degree of accuracy improve.
Claims (12)
- A kind of 1. automatic sampling apparatus, it is characterised in that：Including：One body, the body have a first end and second end, and the body is provided with multiple passages, and each passage runs through should The first end of body and the second end, the plurality of passage annularly arrange centered at the center of the first end of the body, wherein A sampling medium is provided with least one passage, and at least one passage maintains hollow state, the sampling medium houses In a tubule, the end of the tubule combines a chock and is fixed on the internal face of the passage to plug together, and the second of the body End is provided with a groove；One circulator, the circulator connect the body；One protecgulum, the protecgulum are provided with least one fluid intake, and the protecgulum is covered in the first end of the body and connects the rotation Turn device；AndOne bonnet and a pump, the bonnet are provided with a fluid issuing, and the bonnet is covered in the second end of the body, the fluid Outlet is connected with the plurality of passage simultaneously by the groove, and the pump sets a drainage tube, and the drainage tube is incorporated into the fluid issuing.
- 2. automatic sampling apparatus as claimed in claim 1, it is characterised in that：Have in multiple passages of the body in multiple passages A sampling medium is respectively equipped with, remaining multiple passages remain hollow, between two adjacency channels provided with the sampling medium With at least one hollow passage.
- 3. automatic sampling apparatus as claimed in claim 1, it is characterised in that：The fluid intake quantity of the protecgulum is multiple.
- 4. automatic sampling apparatus as claimed in claim 1, it is characterised in that：The circulator include a motor, one first Joggle piece and second joggle piece, groups of motors dress are positioned at the protecgulum, and first joggle piece is incorporated into the output of the motor End, second joggle piece assemble the outer circumferential surface for being positioned at the body, and first joggle piece is meshed with second joggle piece, and one Individual affixed component maintains the protecgulum and the bonnet predetermined distance and relatively not rotated.
- 5. the automatic sampling apparatus as any one of Claims 1-4, it is characterised in that：It is provided with the center of the body One tank, the circulator are placed in the tank, affixed protecgulum of output end of the circulator.
- 6. the automatic sampling apparatus as any one of Claims 1-4, it is characterised in that：Second end of the body is provided with One groove, the plurality of passage are all connected with the groove, and a rotatable shrouding disc is set in the groove and is covered in the plurality of lead to The end in road, the shrouding disc are located between the first end of the body and the second end, make to stay between the shrouding disc and the second end of the body There is an air gap, the shrouding disc is provided with the through hole corresponding to the fluid intake quantity.
- 7. automatic sampling apparatus as claimed in claim 6, it is characterised in that：The through hole of the shrouding disc and the fluid intake of the protecgulum Coaxial relative, the shrouding disc can synchronous rotary with the protecgulum.
- 8. automatic sampling apparatus as claimed in claim 7, it is characterised in that：A tank is provided with the center of the body, should Circulator is placed in the tank, and the circulator has coaxial two relative output ends, and one of output end is affixed before this Lid, the affixed shrouding disc of another output end.
- A kind of 9. method of sampling, it is characterised in that：Comprise the following steps：One automatic sampling apparatus is assembled in a unmanned vehicle, the automatic sampling apparatus has a body and is covered in this One protecgulum of body one end；During the cruise of the unmanned vehicle, the polluter containing preset concentration in fluid is detected in a sensor When, activate the body and relatively rotated with the protecgulum, make a fluid intake of the protecgulum with being provided with a sampling matchmaker in the body A passage being situated between is connected, and fluid is carried out sampling operation by the sampling medium；After sampling operation terminates, activate the body and relatively rotated with the protecgulum, make the protecgulum to be not provided with the portion of the fluid intake Position is relative with the passage that sampling medium is provided with the body, makes fluid can not be by the sampling medium；AndAfter the unmanned vehicle is maked a return voyage, the sampling medium taken out in the automatic sampling apparatus is analyzed.
- 10. the method for sampling as claimed in claim 9, it is characterised in that：Before the unmanned vehicle is maked a return voyage, the body is activated again Relatively rotated with the protecgulum, make another passage phase of the fluid intake of the protecgulum with being provided with another sampling medium in the body Connection, fluid is set to carry out sampling operation again by another sampling medium；And after sampling operation terminates, cause again Move the body to relatively rotate with the protecgulum, it is another with being provided with this in the body to be not provided with the position of the fluid intake to make the protecgulum Another passage of individual sampling medium is relative, makes fluid can not be by another sampling medium.
- 11. the method for sampling as described in claim 9 or 10, it is characterised in that：The polluter detected according to the sensor Concentration controls the time of sampling operation.
- A kind of 12. method of sampling, it is characterised in that：Comprise the following steps：Automatic sampling apparatus as any one of claim 1 to 8 is assembled in a unmanned vehicle；During the cruise of the unmanned vehicle, the polluter containing preset concentration in fluid is detected in a sensor When, activate the body and relatively rotated with the protecgulum, the fluid intake of the protecgulum is sampled medium with being provided with one in the body Passage is connected, and fluid is carried out sampling operation by the sampling medium；After sampling operation terminates, activate the body and relatively rotated with the protecgulum, make the protecgulum to be not provided with the portion of the fluid intake Position is relative with the passage that sampling medium is provided with the body, makes fluid can not be by the sampling medium；AndAfter the unmanned vehicle is maked a return voyage, the sampling medium taken out in the automatic sampling apparatus is analyzed.
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| TW105124835 | 2016-08-04 | ||
| TW105124835A TWI589853B (en) | 2016-08-04 | 2016-08-04 | Automatic sampling device and sampling method |
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| Publication Number | Publication Date |
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| CN107687964A true CN107687964A (en) | 2018-02-13 |
| CN107687964B CN107687964B (en) | 2019-12-10 |
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| Publication number | Publication date |
|---|---|
| TW201809628A (en) | 2018-03-16 |
| CN107687964B (en) | 2019-12-10 |
| TWI589853B (en) | 2017-07-01 |
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