CN110487764A - The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument - Google Patents
The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument Download PDFInfo
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- CN110487764A CN110487764A CN201910812079.0A CN201910812079A CN110487764A CN 110487764 A CN110487764 A CN 110487764A CN 201910812079 A CN201910812079 A CN 201910812079A CN 110487764 A CN110487764 A CN 110487764A
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- Prior art keywords
- cuvette
- analysis instrument
- automatic sampling
- fluorescence analysis
- mode switching
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- Pending
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 48
- 238000012921 fluorescence analysis Methods 0.000 title claims abstract description 32
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000003780 insertion Methods 0.000 claims abstract description 14
- 230000037431 insertion Effects 0.000 claims abstract description 14
- 230000003287 optical effect Effects 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 4
- 230000007812 deficiency Effects 0.000 abstract description 2
- 238000004458 analytical method Methods 0.000 description 8
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002572 peristaltic effect Effects 0.000 description 2
- 150000001335 aliphatic alkanes Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001924 cycloalkanes Chemical class 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1095—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices for supplying the samples to flow-through analysers
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention discloses a kind of hand automatic sampling mode switching devices of quantitative fluorescence analysis instrument, including being provided with the sample cell pedestal of holding tank, the cuvette mounting base of floating cuvette, the fixed floating cuvette；Optical module is provided on the side wall of the holding tank；The cuvette mounting base is installed on guiding mechanism, so that the cuvette mounting base be made to be able to drive the floating cuvette insertion or remove the holding tank.The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument of the invention, it can be realized the switching of automatic sampling and hand sampling, and structure is simple, easy to operate, compensates for the deficiency for there was only automatic sampling or the independent mode quantitative fluorescence analysis instrument of hand sampling in the prior art.
Description
Technical field
The present invention relates to a kind of hand automatic sampling mode switching devices of quantitative fluorescence analysis instrument, belong to Exploration of Oil And Gas
Geological logging field.
Background technique
Petroleum main component is the mixture of various alkane, cycloalkane, aromatic hydrocarbon, be geological prospecting main object it
One.Aromatic fractions contained therein, which can be excited under ultraviolet light and emit fluorescence, carries out stratum using this characteristic
Whether oil-containing and the detection of oil content, the mud logging techniques special as one kind are applied.Petroleum quantitative fluorescence analysis instrument is from previous generation
It records and develops out the nineties, since it has preferable application effect during oil-gas exploration and development well logging,
It is widely applied in each oil field in the whole nation, research unit.Before quantitative fluorescence analysis, need to be impregnated sample with n-hexane,
Dilution, analysis, this all makes operating personnel frequently touch n-hexane reagent, and n-hexane has strong volatility and certain
Toxicity, can enter human body by approach such as respiratory tract, skins, and Long Term Contact is unfavorable for operator's health, and sample
Extension rate judgement need more experience, be not easy to grasp, it is higher to operator's level requirement.In order to avoid operating personnel with
There is the quantitative fluorescence analysis instrument for capableing of automatic sampling, such as Chinese patent literature on the market in the frequent contact of n-hexane
A kind of three-dimensional automatic petroleum bloom analyzer, injects sample into floating cuvette by peristaltic pump disclosed in CN206057180U
Product.But this automatic quantitative fluorescence analysis instrument, needs after analysis to floating cuvette, hose, peristaltic pump, injection needle
The equipment passed through Deng a whole set of fluid is cleaned, and Continuity Analysis operation is more appropriate for, for the fluorescent point of single
Analysis, or be relatively suitble to be manually placed into sample cell using common cuvette and analyzed, after analysis only contrastive colours ware into
Row cleaning.And the quantitative fluorescence analysis instrument that automatic mode and manual mode switch over is not can be realized at present.
Summary of the invention
Therefore, it is allowed hand over the purpose of the present invention is to provide one kind and carries out analysis operation for automatic mode or manual mode
Switching device.
To achieve the goals above, the hand automatic sampling mode switching device of a kind of quantitative fluorescence analysis instrument of the invention,
Including being provided with the sample cell pedestal of holding tank, the cuvette mounting base of floating cuvette, the fixed floating cuvette；Institute
It states and is provided with optical module on the side wall of holding tank；The cuvette mounting base is installed on guiding mechanism, to make the ratio
Color ware mounting base is able to drive the floating cuvette insertion or removes the holding tank.
The holding tank is through slot, and one end of the floating cuvette is insertion end, for being inserted into the holding tank；
There is sample introduction connector the insertion end is separably attached.
The hand automatic sampling mode switching device of the quantitative fluorescence analysis instrument further includes end socket, and the end socket is separably
It is connected to the insertion end.
The cuvette mounting base includes the shell for being provided with mounting groove, and the floating cuvette is installed on the shell
Interior, the optical path that fenestra is provided on the side wall of the shell for the optical module passes through；The shell is inserted into
In the holding tank and the fenestra is made to be located at position corresponding with optical module.
It is provided with station retaining mechanism in the cuvette mounting base, for being inserted into the appearance in the floating cuvette
Slot of receiving is interior to carry out locking the cuvette mounting base when automatic sampling and after the floating cuvette removes the holding tank
It carries out locking the cuvette mounting base when hand sampling.
Described guiding mechanism one end is connected to the sample cell pedestal, and the other end is connected to sample cell backing plate, the sample
It is fixedly connected between pond pedestal and sample cell backing plate by sample cell connecting plate；The cuvette mounting base includes support institute
The support plate of shell is stated, the support plate is installed on the guiding mechanism and can be in the sample cell pedestal and sample cell pad
It is moved between plate；The station retaining mechanism includes the riser being installed in the support plate, on the riser and is located at
The position of the two sides up and down of the support plate is respectively arranged with screw hole, is provided with a bolt in each screw hole, each described
The end of bolt is provided with a positioning plunger, is respectively arranged with dowel hole on the sample cell pedestal and sample cell backing plate.
The guiding mechanism is guide rod.
The optical module includes that fiber coupling lens and two reflecting mirrors, the fiber coupling lens are bolted in installation
In screw hole, the reflecting mirror is pressed in reflector groove by fixinig plate.
By adopting the above technical scheme, the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument of the invention, when making
It when with automatic sampling mode, moves up floating cuvette and makes it into holding tank, be located on the upside of support plate by screwing
Bolt enters the positioning plunger of the bolt end and completes positioning, floating cuvette in the dowel hole on sample cell pedestal
Insertion end connect sample introduction connector, so as to start analyze operation；It, will be on floating cuvette when using hand sampling mode
Sample introduction connector remove, and floating cuvette is closed using end socket, moving down floating cuvette makes its remove holding tank, leads to
The bolt screwed on the downside of support plate is crossed, the positioning plunger of the bolt end is made to enter the dowel hole on sample cell backing plate
Common cuvette, can be manually placed into holding tank carry out analysis operation at this time by interior completion positioning.Of the invention is quantitative glimmering
The hand automatic sampling mode switching device of light analyzer can be realized the switching of automatic sampling and hand sampling, and structure letter
It is single, it is easy to operate, it compensates for and there was only automatic sampling or the independent mode quantitative fluorescence analysis instrument of hand sampling not in the prior art
Foot.
Detailed description of the invention
Fig. 1 is that the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument of the invention is in automatic sampling mode
Structural schematic diagram.
Fig. 2 is the decomposition diagram of Fig. 1.
Fig. 3 is the mounting structure decomposition diagram of floating cuvette and cuvette mounting base in Fig. 2.
Fig. 4 is that the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument of the invention is in hand sampling mode
Structural schematic diagram.
Fig. 5 is the mounting structure schematic diagram of end socket and floating cuvette.
Specific embodiment
Below by way of the drawings and specific embodiments, the present invention is described in further detail.
As shown, a kind of hand automatic sampling mode switching device of quantitative fluorescence analysis instrument of the invention, including light source
Connecting bracket 1, sample cell pedestal 2, fiber coupling lens 3, reflecting mirror 4, sample cell connecting plate 5, guide rod 6, cuvette installation
Seat 7 and sample cell backing plate 8.Holding tank 21 is provided on the sample cell pedestal 2, holding tank 21 is for accommodating cuvette.It is described
The light source connecting bracket 1 is fixed in the side of sample cell pedestal 2, and the emergent light of light source can pass through on 21 side wall of holding tank
Through-hole is separately installed with fiber coupling lens 3 and two reflecting mirrors 4, institute on the other three side wall of the holding tank 21
It states fiber coupling lens 3 to be bolted in installation screw, the reflecting mirror 4 is pressed in 4 slot of reflecting mirror by fixinig plate 9.
Floating cuvette 10 is fixed in cuvette mounting base 7, and the cuvette mounting base 7 includes being provided with mounting groove 70
Shell 71 and be used to support the support plate 72 of the shell 71, after floating cuvette 10 is inserted into mounting groove 70, pass through
The end cap 73 of top is fixed blocking.The floating cuvette 10 is located in the shell 71, in the side wall of the shell 71
On be provided with fenestra 710 and pass through for optical path.The shell 71 is inserted into the holding tank 21 and makes the fenestra
710 are located at position corresponding with optical modules of compositions such as fiber coupling lens 3 above-mentioned, reflecting mirrors 4.
The cuvette mounting base 7 is installed on guide rod 6, so that it is described to be able to drive the cuvette mounting base 7
Floating cuvette 10 is inserted into or removes the holding tank 21.Described 6 one end of guide rod is connected to the sample cell pedestal 2, another
End is connected to sample cell backing plate 8, is fixed between the sample cell pedestal 2 and sample cell backing plate 8 by sample cell connecting plate 5
Connection.The guide rod 6 passes through the support plate 72, to enable the support plate 72 in the sample cell pedestal 2 and sample
It is moved between product pond backing plate 8.
It is provided with station retaining mechanism in the cuvette mounting base 7, for being inserted into institute in the floating cuvette 10
It states and carries out locking the cuvette mounting base 7 in holding tank 21 when automatic sampling and removed in the floating cuvette 10 described
It carries out locking the cuvette mounting base 7 when hand sampling after holding tank 21.The station retaining mechanism is described including being installed on
Riser 111 in support plate 72 is set respectively on the riser 111 and positioned at the position of the two sides up and down of the support plate 72
It is equipped with screw hole 112, a bolt 113 is provided in each screw hole 112, the end of each bolt 113 is provided with centainly
Position plunger 114 is respectively arranged with dowel hole 115 on the sample cell pedestal 2 and sample cell backing plate 8.
The holding tank 21 is through slot, and one end of the floating cuvette 10 is insertion end, for being inserted into the receiving
In slot 21；The insertion end of the floating cuvette 10 is separably bolted with sample introduction connector 101, and the other end is bolted with discharge joint
102.The insertion end of the floating cuvette 10 can also separably be spirally connected an end socket 103, for being closed.
By adopting the above technical scheme, the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument of the invention, when making
It when with automatic sampling mode, moves up floating cuvette 10 and makes it into holding tank 21, be located at support plate 72 by screwing
The bolt 113 of upside enters the positioning plunger 114 of 113 end of bolt in the dowel hole 115 on sample cell pedestal 2
Positioning is completed, the insertion end of floating cuvette 10 connects sample introduction connector 101, so as to start to analyze operation；When using manual
When sample introduction mode, the sample introduction connector 101 on floating cuvette 10 is removed, and is closed floating cuvette 10 using end socket, to
Lower mobile floating cuvette 10 makes it remove holding tank 21, and the bolt 113 of 72 downside of support plate is located at by screwing, makes the bolt
The positioning plunger 114 of 113 ends, which enters, completes positioning in the dowel hole 115 on sample cell backing plate 8, at this time can will be common
Cuvette be manually placed into holding tank 21 and carry out analysis operation.The hand automatic sampling mode of quantitative fluorescence analysis instrument of the invention
Switching device can be realized the switching of automatic sampling and hand sampling, and structure is simple, easy to operate, compensate for existing skill
There was only the deficiency of automatic sampling or the independent mode quantitative fluorescence analysis instrument of hand sampling in art.
Obviously, above-described embodiment is only intended to clearly illustrate example, and does not limit the embodiments.For
For those of ordinary skill in the art, other various forms of variations or change can also be made on the basis of the above description
It is dynamic.There is no necessity and possibility to exhaust all the enbodiments.And obvious variation extended from this or change
It moves still within the protection scope of the invention.
Claims (10)
1. a kind of hand automatic sampling mode switching device of quantitative fluorescence analysis instrument, it is characterised in that: including being provided with holding tank
Sample cell pedestal, floating cuvette, the fixed floating cuvette cuvette mounting base；On the side wall of the holding tank
It is provided with optical module；The cuvette mounting base is installed on guiding mechanism, to enable the cuvette mounting base band
It moves the floating cuvette insertion or removes the holding tank.
2. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument as described in claim 1, it is characterised in that: described
Cuvette mounting base includes the shell for being provided with mounting groove, and the floating cuvette is installed in the shell, in the shell
Side wall on be provided with fenestra and pass through for the optical path of the optical module；The shell is inserted into the holding tank simultaneously
And the fenestra is made to be located at position corresponding with optical module.
3. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument as claimed in claim 2, it is characterised in that: described
It is provided with station retaining mechanism in cuvette mounting base, is carried out certainly for being inserted into the holding tank in the floating cuvette
The cuvette mounting base is locked when dynamic sample introduction and carries out hand sampling after the floating cuvette removes the holding tank
When lock the cuvette mounting base.
4. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument as claimed in claim 3, it is characterised in that: described
Guiding mechanism one end is connected to the sample cell pedestal, and the other end is connected to sample cell backing plate, the sample cell pedestal and sample
It is fixedly connected between the backing plate of pond by sample cell connecting plate；The cuvette mounting base includes supporting the support of the shell
Plate, the support plate are installed on the guiding mechanism and can move between the sample cell pedestal and sample cell backing plate；
The station retaining mechanism includes the riser being installed in the support plate, on the riser and is located at the support plate
The position of upper and lower two sides is respectively arranged with screw hole, a bolt is provided in each screw hole, the end of each bolt is set
It is equipped with a positioning plunger, is respectively arranged with dowel hole on the sample cell pedestal and sample cell backing plate.
5. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument according to any one of claims 1-4, feature
Be: the holding tank is through slot, and one end of the floating cuvette is insertion end, for being inserted into the holding tank；In
The insertion end is separably attached sample introduction connector.
6. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument as claimed in claim 5, it is characterised in that: described
The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument further includes end socket, and the end socket could be detachably connected to described insert
Enter end.
7. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument as claimed in claim 6, it is characterised in that: described
End socket and the sample introduction connector can be bolted on the floating cuvette.
8. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument as claimed in claim 5, it is characterised in that: described
The side far from the insertion end of floating cuvette is connected with discharge joint.
9. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument according to any one of claims 1-4, feature
Be: the guiding mechanism is guide rod.
10. the hand automatic sampling mode switching device of quantitative fluorescence analysis instrument according to any one of claims 1-4, feature
Be: the optical module includes that fiber coupling lens and two reflecting mirrors, the fiber coupling lens are bolted in installation spiral shell
In hole, the reflecting mirror is pressed in reflector groove by fixinig plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812079.0A CN110487764A (en) | 2019-08-30 | 2019-08-30 | The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910812079.0A CN110487764A (en) | 2019-08-30 | 2019-08-30 | The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110487764A true CN110487764A (en) | 2019-11-22 |
Family
ID=68555346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910812079.0A Pending CN110487764A (en) | 2019-08-30 | 2019-08-30 | The hand automatic sampling mode switching device of quantitative fluorescence analysis instrument |
Country Status (1)
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