CN204903461U - Calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle - Google Patents
Calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle Download PDFInfo
- Publication number
- CN204903461U CN204903461U CN201520695329.4U CN201520695329U CN204903461U CN 204903461 U CN204903461 U CN 204903461U CN 201520695329 U CN201520695329 U CN 201520695329U CN 204903461 U CN204903461 U CN 204903461U
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- CN
- China
- Prior art keywords
- calibrant
- calibration
- cartridge
- pellicle
- ion mobility
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Links
- 238000001514 detection method Methods 0.000 title abstract description 13
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 8
- 239000012528 membrane Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 16
- 238000001871 ion mobility spectroscopy Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000004164 analytical calibration Methods 0.000 abstract 1
- 238000005253 cladding Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 27
- DFPAKSUCGFBDDF-UHFFFAOYSA-N Nicotinamide Chemical compound NC(=O)C1=CC=CN=C1 DFPAKSUCGFBDDF-UHFFFAOYSA-N 0.000 description 13
- 150000002500 ions Chemical class 0.000 description 9
- 229960003966 nicotinamide Drugs 0.000 description 7
- 235000005152 nicotinamide Nutrition 0.000 description 7
- 239000011570 nicotinamide Substances 0.000 description 7
- DFPAKSUCGFBDDF-ZQBYOMGUSA-N [14c]-nicotinamide Chemical compound N[14C](=O)C1=CC=CN=C1 DFPAKSUCGFBDDF-ZQBYOMGUSA-N 0.000 description 2
- 239000012159 carrier gas Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle, wherein calibration thing storehouse box include: the casing, the below of the inside of this casing is provided with a reagent bottle that holds the calibration thing, the pellicle, the cladding in the bottleneck of reagent bottle, the air inlet, set up in one side of casing, and the gas outlet set up in the top of casing, the detection instrument include calibration thing storehouse box. Adopt the calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle of this kind of structure for calibration thing steam flow invariant is moderate, is not influencing the lower instrument calibration time of weak point of having guaranteed of prerequisite that the signal peak was surveyd, and the availability factor of instrument can improve, and has effectively prolonged the life of calibration thing.
Description
Technical Field
The utility model relates to an ion mobility spectrometry technical field especially relates to steam flow control, specifically indicates a calibration thing storehouse box and ion mobility spectrometry detection instrument with pellicle.
Background
The nicotinamide is a catalyst and a calibrator applied to an ion mobility spectrometer, and is fed into an ion tube before testing by utilizing high temperature and air flow, so that the aim of automatic calibration is fulfilled. The patent is that design a section uses the calibration thing storehouse of pellicle technique to cooperate the control of temperature and switching valve in order to reach the effective control to the amount of volatilizing of niacinamide.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned prior art's shortcoming, providing one kind can the pellicle permeate control calibrant volatilize, accomplish the calibration effectively control volume of volatilizing when automatically, prevented that the calibrant storehouse box and the ion mobility spectrometry detection instrument that have the pellicle of ionic tube gas circuit jam.
In order to achieve the above object, the utility model discloses a calibration material storehouse box and ion mobility spectrometry detection instrument with pellicle has following constitution:
the calibration material cartridge with the semipermeable membrane is mainly characterized in that the calibration material cartridge comprises:
the device comprises a shell, a reagent bottle for containing a calibration material is arranged below the inner part of the shell;
the semi-permeable membrane is coated on the bottle mouth of the reagent bottle;
the air inlet is arranged on one side of the shell; and the air outlet is arranged at the top of the shell.
Furthermore, the shell comprises an inner shell and an outer shell, and a heat insulation layer is formed between the inner shell and the outer shell.
Furthermore, a heating sheet and a temperature control element are arranged in the heat insulation layer.
Still further, the temperature control element is arranged at the lower part of the other side of the inner shell and is connected with the inner shell.
Further, the material of the inner housing is a light inert material that does not chemically react with the calibrant.
The utility model also relates to an ion mobility spectrometry detector, which is mainly characterized in that the detector comprises the calibration material bin box and further comprises a switching valve, a three-way valve and an ion tube; the gas inlet of the calibrant bin box is connected with the first gas outlet of the switching valve, the gas outlet of the calibrant bin box is connected with the first gas inlet of the three-way valve, the second gas inlet of the three-way valve is connected with the second gas outlet of the switching valve, the gas inlet of the switching valve is connected with the gas pump, and the gas outlet of the three-way valve is connected with the ion tube.
Adopted calibration thing storehouse box and ion mobility spectrometry detection instrument with pellicle among this utility model, guaranteeing under the shorter prerequisite of calibration time, can provide the stable calibrant steam of flow for the ion mobility spectrometry detection instrument to the life of calibrant has been prolonged. The concentration of the calibrator vapor in the carrier gas is constant and moderate, namely the intensity of the spectrum peak of the calibrator is constant and moderate, the calibration time of two adjacent detections is controlled within 5 seconds, and the intensity of the calibrator peak can be randomly adjusted by changing the physicochemical property of the semipermeable membrane.
Drawings
Fig. 1 is a schematic diagram of the structure of the calibrant cartridge with a semipermeable membrane according to the present invention.
Fig. 2 is a schematic structural diagram of the ion mobility spectrometry detector of the present invention.
Wherein,
1 calibrant
2 semi-permeable membrane
3 insulating layer
4 heating plate
5 temperature control element
6 air inlet
7 air outlet
8 switching valve
9 three-way valve
10 calibrant magazine
11 ion tube
12 air pump
13 gas path 1
14 gas path 2
15 gas path 3
Detailed Description
In order to more clearly describe the technical content of the present invention, the following further description is given with reference to specific embodiments.
Referring to fig. 1, the calibrant cartridge with a semipermeable membrane of the present invention includes:
the calibration device comprises a shell, wherein a reagent bottle for containing a calibration object 1 is arranged below the inside of the shell;
the semi-permeable membrane 2 is coated on the bottle mouth of the reagent bottle;
an air inlet 6 arranged at one side of the shell; and an air outlet 7 is arranged at the top of the shell.
The utility model discloses a calibrant storehouse box 10 encapsulates the nicotinamide crystal with pellicle 2, utilizes the characteristic of 2 organophilic substances of pellicle, makes gradual, stable release of nicotinamide, reaches the effect of effective control volume of volatilizing.
In a preferred embodiment, the housing comprises an inner housing and an outer housing, and an insulating layer 3 is formed between the inner housing and the outer housing.
In a preferred embodiment, a heating sheet 4 and a temperature control element 5 are arranged in the insulating layer 3.
In a preferred embodiment, the temperature control element 5 is disposed at a lower portion of the other side of the inner housing and is connected to the inner housing.
In a preferred embodiment, the material of the inner housing is a light inert material that does not chemically react with the calibrant 1.
Referring to fig. 2, the present invention further relates to an ion mobility spectrometry detector, wherein the detector comprises the calibration material bin 10, and the detector further comprises a switching valve 8, a three-way valve 9 and an ion tube 11; the gas inlet 6 of the calibrant bin box 10 is connected with the first gas outlet of the switching valve 8, the gas outlet 7 of the calibrant bin box 10 is connected with the first gas inlet of the three-way valve 9, the second gas inlet of the three-way valve 9 is connected with the second gas outlet of the switching valve 8, the gas inlet of the switching valve 8 is connected with the gas pump 12, and the gas outlet of the three-way valve 9 is connected with the ion tube 11.
The calibration material bin box 10 is externally provided with a heating sheet 4, a temperature control element 5 and an insulating layer 3, so that the calibration material bin box 1 can keep the required temperature during working. The calibrant bin is connected into an air passage of the ion mobility spectrometer (see figure 2) through a switching valve 8 and a three-way valve 9, when the instrument needs calibration, the switching valve 8 switches the air passage to an air passage 1(13), the air passage 2(14) is closed, and meanwhile, a calibrant bin box 10 is heated, so that the nicotinamide crystals volatilize and are adhered through a semipermeable membrane 2; on the other side, the gas path 1(13) forms a vortex upward gas flow in the calibrant bin and 10 in fig. 1, simultaneously brings nicotinamide on the surface of the semipermeable membrane 2 into the ion tube, and completes calibration, in the process, the semipermeable membrane 2 effectively controls the volatilization amount of nicotinamide, and prevents pipeline blockage caused by excessive nicotinamide. After the calibration is finished, the gas circuit is switched to the gas circuit 2(14) by the switching valve 8, the gas circuit 1(13) is closed at the same time, the heating of the calibrator bin and the heating of the calibrator bin 10 are closed at the moment, and the nicotinamide is effectively sealed in the calibrator bin box 10 by the semipermeable membrane 2.
Adopted calibration thing storehouse box and ion mobility spectrometry detection instrument with pellicle among this utility model, guaranteeing under the shorter prerequisite of calibration time, can provide the stable calibrant steam of flow for the ion mobility spectrometry detection instrument to the life of calibrant has been prolonged. The concentration of the calibrator vapor in the carrier gas is constant and moderate, namely the intensity of the spectrum peak of the calibrator is constant and moderate, the calibration time of two adjacent detections is controlled within 5 seconds, and the intensity of the calibrator peak can be randomly adjusted by changing the physicochemical property of the semipermeable membrane.
The above-mentioned embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and those skilled in the art should understand that they can make modifications, changes, combinations, substitutions, etc. without departing from the spirit of the present invention, which is also within the scope of the present invention as claimed in the appended claims.
In this specification, the invention has been described with reference to specific embodiments thereof. It will, however, be evident that various modifications and changes may be made thereto without departing from the broader spirit and scope of the invention. The specification and drawings are, accordingly, to be regarded in an illustrative rather than a restrictive sense.
Claims (6)
1. A calibrant cartridge having a semi-permeable membrane, the calibrant cartridge comprising:
the device comprises a shell, a reagent bottle for containing a calibration material is arranged below the inner part of the shell;
the semi-permeable membrane is coated on the bottle mouth of the reagent bottle;
the air inlet is arranged on one side of the shell; and the air outlet is arranged at the top of the shell.
2. The calibrant cartridge with a semipermeable membrane according to claim 1, wherein said housing comprises an inner housing and an outer housing, and an insulating layer is formed between said inner housing and said outer housing.
3. The calibrant cartridge with a semipermeable membrane according to claim 2, wherein a heating plate and a temperature control element are disposed in said insulating layer.
4. The calibrant cartridge with a semipermeable membrane according to claim 3, wherein said temperature control element is disposed at the lower portion of the other side of said inner housing and connected to said inner housing.
5. The calibrant cartridge having a semipermeable membrane according to claim 2, wherein the material of said inner housing is a light inert material that does not chemically react with said calibrant.
6. An ion mobility spectrometry detector comprising the calibrant cartridge of any of claims 1 to 5, wherein the detector comprises the calibrant cartridge and further comprises a switch valve, a three-way valve, and an ion tube; the gas inlet of the calibrant bin box is connected with the first gas outlet of the switching valve, the gas outlet of the calibrant bin box is connected with the first gas inlet of the three-way valve, the second gas inlet of the three-way valve is connected with the second gas outlet of the switching valve, the gas inlet of the switching valve is connected with the gas pump, and the gas outlet of the three-way valve is connected with the ion tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520695329.4U CN204903461U (en) | 2015-09-09 | 2015-09-09 | Calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520695329.4U CN204903461U (en) | 2015-09-09 | 2015-09-09 | Calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204903461U true CN204903461U (en) | 2015-12-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520695329.4U Active CN204903461U (en) | 2015-09-09 | 2015-09-09 | Calibration thing storehouse box and ion mobility register for easy reference detection instrument with pellicle |
Country Status (1)
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|---|---|
| CN (1) | CN204903461U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121632A (en) * | 2016-12-22 | 2019-08-13 | 拉皮斯坎系统股份有限公司 | System and method for the calibration of detector, verifying and following test |
| CN110988208A (en) * | 2019-12-18 | 2020-04-10 | 中科新天地（合肥）环保科技有限公司 | VOCs check out test set based on ion mobility spectrometry |
| CN111678967A (en) * | 2020-05-07 | 2020-09-18 | 公安部第三研究所 | Ion mobility spectrometry micro-permeation device |
| CN112117179A (en) * | 2020-09-04 | 2020-12-22 | 上海裕达实业有限公司 | Portable mass spectrometer calibrating device |
-
2015
- 2015-09-09 CN CN201520695329.4U patent/CN204903461U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110121632A (en) * | 2016-12-22 | 2019-08-13 | 拉皮斯坎系统股份有限公司 | System and method for the calibration of detector, verifying and following test |
| CN110988208A (en) * | 2019-12-18 | 2020-04-10 | 中科新天地（合肥）环保科技有限公司 | VOCs check out test set based on ion mobility spectrometry |
| CN111678967A (en) * | 2020-05-07 | 2020-09-18 | 公安部第三研究所 | Ion mobility spectrometry micro-permeation device |
| CN112117179A (en) * | 2020-09-04 | 2020-12-22 | 上海裕达实业有限公司 | Portable mass spectrometer calibrating device |
| CN112117179B (en) * | 2020-09-04 | 2024-04-02 | 上海裕达实业有限公司 | Portable mass spectrometer calibrating device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |