CN208968993U - A kind of isothermal liquid sample pool device of infrared spectrometer - Google Patents
A kind of isothermal liquid sample pool device of infrared spectrometer Download PDFInfo
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- CN208968993U CN208968993U CN201821423216.9U CN201821423216U CN208968993U CN 208968993 U CN208968993 U CN 208968993U CN 201821423216 U CN201821423216 U CN 201821423216U CN 208968993 U CN208968993 U CN 208968993U
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- sample cell
- gasket
- infrared spectrometer
- pool device
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Abstract
The utility model discloses a kind of isothermal liquid sample pool devices of infrared spectrometer, comprising: sample cell, sample feeding pipe, gasket, two potassium bromide windows and two nuts；Sample cell is annulus column structure, and hollow structure is set as inside annulus, and sample cell side is equipped with water inlet, and the sample cell other side is equipped with water outlet, and sample feeding pipe passes through water outlet and protrudes into inside sample cell；Gasket is located inside sample cell, and gasket is annulus laminated structure, and offers injection port, and injection port is connected to sample feeding pipe；Two potassium bromide windows are located at gasket both ends, and two potassium bromide windows are the disk that periphery has cyclic structure, and disk bottom is arranged towards sample cell both ends.The utility model can directly measure fluid sample injection, without carrying out the processing such as volatilize to liquid, avoid treatment process bring test error；It can avoid fluid sample to contact with air, prevent sample oxidation or water suction；It can be used for the test of different temperatures fluid sample.
Description
Technical field
The utility model relates to examination of infrared spectrum technical field more particularly to a kind of isothermal liquid samples of infrared spectrometer
Product pool device.
Background technique
Infrared spectroscopy, that is, molecular vibration rotation spectrum is a kind of according to the interatomic Relative Vibration of intramolecule and molecule turn
The information such as dynamic identify material molecular structure, also can be used for quantitative analysis.Infrared spectroscopy is to inorganic, organic and high molecular material
It can all be detected, having test, easy to operate, reproducible, high sensitivity, sample dosage is few, and apparatus structure is simple rapidly
The features such as, it is a kind of indispensable detection and analysis tool in material tests field.The sample applicability of infrared spectroscopy is very wide
General, solid-state, liquid, gaseous sample can all carry out infrared test.Wherein, most commonly pressing potassium bromide troche mode can be used for solid
The test of state and liquid sample.But with the development of measuring for materials, the exploitation in liquid sample pond, which seems, to relatively lag behind.
Such as in field of lithium ion battery, during the detection and analysis of electrolyte composition and nmp solvent, traditional method of preparing sample
It is that will be electrolysed drop in bromination sylvite on piece, is tested after evaporating.But such method of preparing sample can not measure electrolysis
The most original information of liquid, and during the test, it is not avoided that electrolyte or NMP are contacted with air, it is difficult to obtain most quasi-
True data.In addition, during the test, the volatilization of fluid sample more or less has an impact to the health of testing staff.
Utility model content
To solve technical problem present in background technique, the utility model proposes a kind of isothermal liquids of infrared spectrometer
Sample pool device.
The utility model proposes a kind of infrared spectrometer isothermal liquid sample pool device, comprising: sample cell, sample introduction
Pipe, gasket, two potassium bromide windows and two nuts；
Sample cell is annulus column structure, and hollow structure is set as inside annulus, and sample cell side is equipped with water inlet, sample
The slot other side is equipped with water outlet, and sample feeding pipe passes through water outlet and protrudes into inside sample cell；Gasket is located inside sample cell, and gasket is circle
Ring laminated structure, and injection port is offered, injection port is connected to sample feeding pipe；Two potassium bromide windows are located at gasket both ends, and two
Potassium bromide window is the disk that periphery has cyclic structure, and the disk bottom of two potassium bromide windows is respectively facing sample cell two
End setting；A fluid sample accommodation space is collectively formed in gasket and two potassium bromide windows；Two nuts are located at sample
Slot both ends, two nuts are circular cylindrical structure and periphery is equipped with external screw thread, and sample cell both ends are respectively equipped with and external screw thread
The internal screw thread matched, two nuts and sample cell both ends are threadedly coupled.
Preferably, gasket outer diameter is identical as sample cell internal diameter.
Preferably, potassium bromide window outer diameter is identical as sample cell internal diameter.
Preferably, sample introduction pipe outside diameter is identical as injection port size.
Preferably, further include two cyclic spring sealing rings, two cyclic spring sealing rings be located at two windows and
Between two nuts.
Preferably, gasket material is polytetrafluoroethylene (PTFE).
In the utility model, the isothermal liquid sample pool device of the infrared spectrometer proposed can be directly by fluid sample
Injection measures, and without carrying out the processing such as volatilize to liquid, sample preparation is simple and avoids treatment process bring test error；
Sample introduction process can carry out in glove box, and avoidable fluid sample is contacted with air prevents sample oxidation or water suction；Window
Fixed form uses screw cap closures, window uniform force when fixing seal, avoid traditional sample cell because the different screws of fixation by
Power is uneven and brings the problem of test repeatability difference；The survey of liquid sample can be controlled in sample cell by being passed through thermostatted water
Temperature is tried, can be used for the test of fluid sample under different temperatures；The sample pool device is detachable, convenient for cleaning.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of infrared spectrometer isothermal liquid sample pool device structural schematic diagram.
Specific embodiment
As shown in FIG. 1, FIG. 1 is the utility model proposes a kind of infrared spectrometer isothermal liquid sample pool device knot
Structure schematic diagram.
Referring to Fig.1, the utility model proposes a kind of infrared spectrometer isothermal liquid sample pool device, comprising: sample
Slot 1, sample feeding pipe 2,3, two potassium bromide windows 4 of gasket and two nuts 5；
Sample cell 1 is annulus column structure, and hollow structure is set as inside annulus, and 1 side of sample cell is equipped with water inlet, sample
1 other side of product slot is equipped with water outlet, and sample feeding pipe 2 passes through water outlet and protrudes into inside sample cell 1；Gasket 3 is located inside sample cell 1,
Gasket 3 is annulus laminated structure, and offers injection port, and injection port is connected to sample feeding pipe 2；Two potassium bromide windows 4 are located at pad
3 both ends of piece, two potassium bromide windows 4 are the disk that periphery has cyclic structure, and the disk bottom of two potassium bromide windows 4 is divided
It is not arranged towards 1 both ends of sample cell；A fluid sample accommodation space is collectively formed in gasket 3 and two potassium bromide windows 4；Two
Nut 5 is located at 1 both ends of sample cell, and two nuts 5 are circular cylindrical structure and periphery is equipped with external screw thread, sample cell 1
Both ends are respectively equipped with the internal screw thread matched with external screw thread, and two nuts 5 and 1 both ends of sample cell are threadedly coupled.
The isothermal liquid sample pool device of the infrared spectrometer of the present embodiment in specific work process, by sample cell 1, into
Sample pipe 2,3, two potassium bromide windows 4 of gasket and two nuts 5 are removed after being cleaned and being dried and are successively assembled in order
Inside sample cell 1, sample pool device is then put into infrared spectroscopy sample room and carries out background measurement, infrared spectroscopy is from sample cell 1
It squeezes into the annular through-hole of one end nut 5, is projected from the annular through-hole of 1 other end nut 5 of sample cell, testing liquid will be housed
Syringe needle is inserted into sample feeding pipe 2, and testing liquid enters fluid sample accommodation space, can carry out examination of infrared spectrum；If
It needs to carry out constant temperature measurement, the water of specific temperature is accessed into water inlet by pipeline, is then flowed out by water outlet, opens circulation
Taps form constant temperature water circulation model, realize sample to be tested constant temperature, carry out the examination of infrared spectrum under constant temperature；Test
After, sample cell is taken out, recirculated water is closed, fluid sample is sucked out with syringe, unscrews the nut 5 of 1 one end of sample cell, it will
Sample feeding pipe 2, gasket 3 and two potassium bromide windows 4 are unloaded, clean, are dried, and are prepared as subsequent test and are used.
In the present embodiment, the isothermal liquid sample pool device of the infrared spectrometer proposed, can be directly by fluid sample
Injection measures, and without carrying out the processing such as volatilize to liquid, sample preparation is simple and avoids treatment process bring test error；
Sample introduction process can carry out in glove box, and avoidable fluid sample is contacted with air prevents sample oxidation or water suction；Window
Fixed form is sealed using nut 5, window uniform force when fixing seal, avoid traditional sample cell because the different screws of fixation by
Power is uneven and brings the problem of test repeatability difference；In sample cell 1 liquid sample can be controlled by being passed through thermostatted water
Test temperature can be used for the test of fluid sample under different temperatures；The sample pool device is detachable, convenient for cleaning.
It in a specific embodiment, is the leakproofness for improving sample pool device, 3 outer diameter of gasket is identical as 1 internal diameter of sample cell.
It further, is the leakproofness for improving sample pool device, piece outer diameter is identical as 1 internal diameter of sample cell in potassium bromide window.
It further, is the leakproofness for improving sample pool device, 2 outer diameter of sample feeding pipe is identical as injection port size.
In other specific embodiments, to be further the leakproofness for improving sample pool device, the infrared spectroscopy
The isothermal liquid sample pool device of instrument further includes two cyclic spring sealing rings 6, and two cyclic spring sealing rings 6 are located at two
Between a window and two nuts 5.
It further, is the service life for guaranteeing gasket 3,3 material of gasket is polytetrafluoroethylene (PTFE).
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of isothermal liquid sample pool device of infrared spectrometer characterized by comprising sample cell (1), sample feeding pipe (2),
Gasket (3), two potassium bromide windows (4) and two nuts (5)；
Sample cell (1) is annulus column structure, and hollow structure is set as inside annulus, and sample cell (1) side is equipped with water inlet, sample
Product slot (1) other side is equipped with water outlet, and sample feeding pipe (2) passes through water outlet and protrudes into sample cell (1) inside；Gasket (3) is located at sample
Slot (1) is internal, and gasket (3) is annulus laminated structure, and offers injection port, and injection port is connected to sample feeding pipe (2)；Two brominations
Potassium window (4) is located at gasket (3) both ends, and two potassium bromide windows (4) have the disk of cyclic structure, and two brominations for periphery
The disk bottom of potassium window (4) is respectively facing the setting of sample cell (1) both ends；Gasket (3) and two common shapes of potassium bromide window (4)
At a fluid sample accommodation space；Two nuts (5) are located at sample cell (1) both ends, and two nuts (5) are circular column
Shape structure and periphery are equipped with external screw thread, and sample cell (1) both ends are respectively equipped with the internal screw thread matched with external screw thread, two nuts
(5) it is threadedly coupled with sample cell (1) both ends.
2. the isothermal liquid sample pool device of infrared spectrometer according to claim 1, which is characterized in that gasket (3) is outside
Diameter is identical as sample cell (1) internal diameter.
3. the isothermal liquid sample pool device of infrared spectrometer according to claim 1, which is characterized in that potassium bromide window
(4) outer diameter is identical as sample cell (1) internal diameter.
4. the isothermal liquid sample pool device of infrared spectrometer according to claim 1, which is characterized in that sample feeding pipe (2)
Outer diameter is identical as injection port size.
5. the isothermal liquid sample pool device of infrared spectrometer according to claim 1, which is characterized in that further include two
Cyclic spring sealing ring (6), two cyclic spring sealing rings (6) are located between two windows and two nuts (5).
6. the isothermal liquid sample pool device of infrared spectrometer according to claim 1, which is characterized in that gasket (3) material
Matter is polytetrafluoroethylene (PTFE).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423216.9U CN208968993U (en) | 2018-08-31 | 2018-08-31 | A kind of isothermal liquid sample pool device of infrared spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821423216.9U CN208968993U (en) | 2018-08-31 | 2018-08-31 | A kind of isothermal liquid sample pool device of infrared spectrometer |
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| Publication Number | Publication Date |
|---|---|
| CN208968993U true CN208968993U (en) | 2019-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821423216.9U Active CN208968993U (en) | 2018-08-31 | 2018-08-31 | A kind of isothermal liquid sample pool device of infrared spectrometer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607675A (en) * | 2021-06-18 | 2021-11-05 | 洛阳双瑞万基钛业有限公司 | Sample pool and detection system for online detection of impurities in titanium tetrachloride |
-
2018
- 2018-08-31 CN CN201821423216.9U patent/CN208968993U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607675A (en) * | 2021-06-18 | 2021-11-05 | 洛阳双瑞万基钛业有限公司 | Sample pool and detection system for online detection of impurities in titanium tetrachloride |
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