CN221100630U - Sample pretreatment device of gas chromatograph-mass spectrometer - Google Patents
Sample pretreatment device of gas chromatograph-mass spectrometer Download PDFInfo
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- CN221100630U CN221100630U CN202322790152.3U CN202322790152U CN221100630U CN 221100630 U CN221100630 U CN 221100630U CN 202322790152 U CN202322790152 U CN 202322790152U CN 221100630 U CN221100630 U CN 221100630U
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- gas chromatograph
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- sample pretreatment
- pretreatment device
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- 238000000605 extraction Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 23
- 238000007599 discharging Methods 0.000 claims description 12
- 230000003028 elevating effect Effects 0.000 claims description 7
- 238000007781 pre-processing Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 4
- 150000002500 ions Chemical class 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004451 qualitative analysis Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004949 mass spectrometry Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a sample pretreatment device of a gas chromatograph, which relates to the technical field of sample pretreatment devices of gas chromatograph, and comprises a gas chromatograph, wherein a mass spectrometer is arranged on the left side of the gas chromatograph, an automatic sampler is arranged above the gas chromatograph, a sample extraction disc is arranged below the automatic sampler, a column temperature box is arranged inside the gas chromatograph, and the automatic sampler is in through connection with the column temperature box through a sample inlet tube. According to the utility model, the sample is subjected to multistage filtration through the filtration component, so that the pretreatment operation of the sample is realized, other impurity ions doped in the sample are removed as much as possible, the accuracy of a mass spectrogram detected in the later stage is convenient to be higher, the accuracy of a detection result is improved, and meanwhile, the lifting mechanism is matched with the second motor to drive the placing disc to rotate, so that the filtered sample is directly stored, the later stage detection work is convenient, and the practicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of sample pretreatment devices of gas chromatograph-mass spectrometer, in particular to a sample pretreatment device of a gas chromatograph-mass spectrometer.
Background
The gas chromatograph is an instrument used by combining a gas chromatograph and a mass spectrometer, and the mass spectrometry can perform effective qualitative analysis, but the analysis of complex organic compounds is not effective, while the chromatography is an effective separation analysis method for the organic compounds, and is particularly suitable for performing quantitative analysis of the organic compounds, but the qualitative analysis is difficult.
The current gas chromatograph is when detecting the sample, needs the inspection personnel to handle the sample earlier and detect again, and current gas chromatograph is not equipped with the structure that carries out preliminary treatment to the sample around detecting, but manual detection can't reach ideal effect all the time, leads to the mass spectrogram precision that detects the back and produces not high to seriously influence later stage testing result, the practicality is not high, consequently needs a gas chromatograph sample preprocessing device to satisfy people's demand.
Disclosure of utility model
The utility model aims to provide a sample pretreatment device of a gas chromatograph-mass spectrometer, which is used for solving the problems that the gas chromatograph-mass spectrometer provided in the background art is not provided with a structure for pre-treating a sample in advance before and after detection, and the manual detection always cannot achieve an ideal effect, so that the accuracy of a mass spectrogram generated after the detection is low, the later detection result is seriously influenced, and the practicability is low.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a gas chromatograph sample preprocessing device, includes the gas chromatograph, the left side of gas chromatograph is provided with the mass spectrometer, the top of gas chromatograph is provided with the autosampler, the below of autosampler is provided with the sample extraction dish, the inside of gas chromatograph is provided with the post incubator, the autosampler passes through feed tube and post incubator through connection, the brace table is installed to the rear side of gas chromatograph upper surface, the installing port has been seted up to the upper surface of brace table, the inside of installing port is provided with filtering component, the slide is installed to the rear side of gas chromatograph upper surface, the inside of slide is provided with elevating system, the second motor is installed to the front side of gas chromatograph upper surface, the placing tray is installed to the output of second motor, a plurality of standing grooves have been seted up to the upper surface of placing tray.
Preferably, the filter component comprises a feeding hopper, the outer wall of the feeding hopper is fixed with the inner wall of the mounting hole, the lower surface of the feeding hopper is provided with a first-stage filter through a first connecting pipe, the lower surface of the first-stage filter is provided with a second-stage filter through a second connecting pipe, the lower surface of the second-stage filter is provided with a collecting box through a third connecting pipe, the lower surface of the collecting box is provided with a discharging pipe, the other end of the discharging pipe is provided with a micropump, and the output end of the micropump is provided with a discharging pipe.
Preferably, the lifting mechanism comprises a screw rod, the screw rod is rotatably arranged on the inner wall of the sliding plate, the upper end of the screw rod is provided with a first motor, the wall of the screw rod is provided with a threaded block, one side surface of the threaded block is provided with a fixed plate, the inner wall of the fixed plate is provided with a material injector, the upper surface of the material injector is provided with a material control valve, and the input end of the material control valve is in through connection with one end of the discharging pipe.
Preferably, the upper surface of gas chromatograph is provided with rotating device, one side surface mounting of rotating device has the support frame, one side surface mounting of support frame has electronic slide rail.
Preferably, an electric sliding block is slidably mounted on the inner wall of the electric sliding rail, and one side surface of the electric sliding block is fixed with one side surface of the automatic sampler.
Preferably, a clamping mechanism is arranged below the automatic sampler, and the output end of the first motor penetrates through the upper surface of the sliding plate and is fixed with the upper end of the screw rod.
Preferably, the discharging pipe and the material control valve are mutually communicated, and the material control valve and the material injector are mutually communicated.
The beneficial effects of the utility model are as follows:
This device carries out multistage filtration through filtering component to the sample earlier before detecting to realize carrying out pretreatment operation to the sample, through getting rid of other impurity ions doped in the sample as far as possible, the mass spectrogram accuracy that makes things convenient for later stage to detect is higher, thereby improves the accuracy of testing result, drives through elevating system cooperation second motor simultaneously and places the dish and rotate, thereby has realized directly depositing the sample after filtering, makes things convenient for the later stage to detect the work, thereby has improved the practicality of this device.
According to the utility model, through the arrangement of the rotating device, the supporting frame, the electric sliding rail, the electric sliding block and the clamping mechanism, the electric sliding block is controlled to move upwards along the inner wall of the electric sliding rail in actual use, so that the clamping mechanism is driven to move upwards together, the supporting frame is driven to rotate above the placing disc through the control of the rotating device, and the filtered sample is directly transferred onto the sample extracting disc through the clamping mechanism for detection, and automatic operation is performed in the process, so that the detection effect is higher, and the detection effect is better and more convenient.
Drawings
FIG. 1 is a schematic perspective view of a sample pretreatment apparatus for a gas chromatograph-mass spectrometer according to the present utility model;
FIG. 2 is a schematic cross-sectional view of a sample pretreatment apparatus for a gas chromatograph-mass spectrometer according to the present utility model;
FIG. 3 is a schematic diagram of the amplification structure of FIG. 2 of a sample pretreatment device of a gas chromatograph-mass spectrometer according to the present utility model;
Fig. 4 is an enlarged schematic diagram of the structure of fig. 1B of a sample pretreatment device of a gas chromatograph-mass spectrometer according to the present utility model.
In the figure: 1. a gas chromatograph; 2. a mass spectrometer; 3. an autosampler; 4. a sample inlet tube; 5. a column incubator; 6. a support table; 7. a mounting port; 8. a feed hopper; 9. a primary filter; 91. a secondary filter; 10. a collection box; 11. discharging pipes; 12. a micropump; 13. a discharge pipe; 14. a material control valve; 15. a material injecting device; 16. a slide plate; 17. a screw rod; 18. a first motor; 19. a screw block; 20. a fixing plate; 21. a second motor; 22. placing a tray; 23. a rotating device; 24. a support frame; 25. an electric slide rail; 26. an electric slide block; 27. and a clamping mechanism.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, a gas chromatograph sample preprocessing device, including gas chromatograph 1, the left side of gas chromatograph 1 is provided with mass spectrometer 2, the top of gas chromatograph 1 is provided with autosampler 3, the below of autosampler 3 is provided with the sample extraction dish, the inside of gas chromatograph 1 is provided with post temperature box 5, autosampler 3 is through advancing pipe 4 and post temperature box 5 link up and is connected, supporting bench 6 is installed to the rear side of gas chromatograph 1 upper surface, installing port 7 has been seted up to the upper surface of supporting bench 6, the inside of installing port 7 is provided with filter unit, slide 16 is installed to the rear side of gas chromatograph 1 upper surface, slide 16's inside is provided with elevating system, second motor 21 is installed to the front side of gas chromatograph 1 upper surface, place dish 22 is installed to the output of second motor 21, a plurality of standing grooves have been seted up to the upper surface of place dish 22, carry out multistage filtration through filter to the sample, thereby realize carrying out preprocessing operation to the sample, through getting rid of other impurity ions in the sample as far as possible, make things convenient for the rear phase to detect out the accuracy, thereby the accuracy of detecting device has been realized through the second and has been put forward the elevating system, thereby realized, and the device has been rotated and has been directly driven by the quality of the sample has been realized.
As shown in fig. 2 and 3, the filter assembly includes the feeder hopper 8, the outer wall of feeder hopper 8 is fixed with the inner wall of installing port 7, first filter 9 is installed through first connecting pipe to the lower surface of feeder hopper 8, second filter 91 is installed through the second connecting pipe to the lower surface of first filter 9, collecting box 10 is installed through the third connecting pipe to the lower surface mounting of collecting box 10 has unloading pipe 11, micropump 12 is installed to the other end of unloading pipe 11, discharging pipe 13 is installed to the output of micropump 12, elevating system includes lead screw 17, the inner wall at slide 16 is installed in the rotation of lead screw 17, first motor 18 is installed to the upper end of lead screw 17, screw 19 is installed to the pole wall of lead screw 17, one side surface mounting of screw 19 has fixed plate 20, annotate the glassware 15 is installed to the inner wall of fixed plate 20, the upper surface of annotate glassware 15 is provided with accuse material valve 14, the input and the one end of discharging pipe 13 link up and are connected, filter the sample through filter assembly, again assemble the sample through elevating system, the process is full automatic control.
As shown in fig. 1 and 4, the upper surface of the gas chromatograph 1 is provided with a rotating device 23, one side surface of the rotating device 23 is provided with a supporting frame 24, one side surface of the supporting frame 24 is provided with an electric sliding rail 25, the inner wall of the electric sliding rail 25 is slidably provided with an electric sliding block 26, one side surface of the electric sliding block 26 is fixed with one side surface of the automatic sampler 3, and a clamping mechanism 27 is arranged below the automatic sampler 3, wherein the rotating device 23 and the clamping mechanism 27 can be realized in the prior art, and are not described too much.
As shown in fig. 3, the output end of the first motor 18 penetrates through the upper surface of the sliding plate 16 and is fixed with the upper end of the screw rod 17, the discharging pipe 13 and the material control valve 14 are mutually communicated, the material control valve 14 and the material injector 15 are mutually communicated, and the screw rod 17 is driven to rotate by the first motor 18, so that the material injector 15 is driven to move up and down.
The working principle of the utility model is as follows:
All electrical equipment of this device is all opened through external power supply, this device is before detecting the sample, at first treat detecting liquid and filter, make testing result accuracy higher, carry out the unloading operation through installing port 7 during the use, detect the material and filter other impurity ions through feeder hopper 8 and one-level filter 9, make the mass spectrogram accuracy of later stage production higher, thereby make the data that detect more accurate, liquid after filtering is concentrated through collecting box 10, the rethread micropump 12 is drawn into the inside of discharging pipe 13, simultaneously adjust the feed amount size according to the specific condition through accuse material valve 14, rethread control first motor 18 drives lead screw 17 and rotates, thereby drive screw thread piece 19 and fixed plate 20 reciprocates, the second motor 21 of cooperation control rotates, drive place dish 22 and detect the bottle and rotate together, thereby inject all detection bottles with the liquid after filtering, make things convenient for the later stage to directly detect, convenience and practicality.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a gas chromatograph-mass spectrometer sample preprocessing device, includes gas chromatograph (1), its characterized in that: the left side of gas chromatograph (1) is provided with mass spectrometer (2), the top of gas chromatograph (1) is provided with autosampler (3), the below of autosampler (3) is provided with sample extraction dish, the inside of gas chromatograph (1) is provided with post incubator (5), autosampler (3) are through feed tube (4) and post incubator (5) through connection, supporting bench (6) are installed to the rear side of gas chromatograph (1) upper surface, mounting hole (7) have been seted up to the upper surface of supporting bench (6), the inside of mounting hole (7) is provided with filter assembly, slide (16) are installed to the rear side of gas chromatograph (1) upper surface, the inside of slide (16) is provided with elevating system, second motor (21) are installed to the front side of gas chromatograph (1) upper surface, place dish (22) are installed to the output of second motor (21), a plurality of standing grooves have been seted up to the upper surface of placing dish (22).
2. The gas chromatograph-mass spectrometer sample pretreatment device of claim 1, wherein: the utility model provides a filter assembly, including feeder hopper (8), the outer wall of feeder hopper (8) is fixed with installing port (7) inner wall, one-level filter (9) are installed through first connecting pipe to the lower surface of feeder hopper (8), second grade filter (91) are installed through the second connecting pipe to the lower surface of one-level filter (9), collecting box (10) are installed through the third connecting pipe to the lower surface of second grade filter (91), unloading pipe (11) are installed to the lower surface mounting of collecting box (10), micropump (12) are installed to the other end of unloading pipe (11), discharging pipe (13) are installed to the output of micropump (12).
3. The gas chromatograph-mass spectrometer sample pretreatment device of claim 2, wherein: the lifting mechanism comprises a screw rod (17), the screw rod (17) is rotatably arranged on the inner wall of the sliding plate (16), a first motor (18) is arranged at the upper end of the screw rod (17), a threaded block (19) is arranged on the rod wall of the screw rod (17), a fixing plate (20) is arranged on one side surface of the threaded block (19), a material injector (15) is arranged on the inner wall of the fixing plate (20), a material control valve (14) is arranged on the upper surface of the material injector (15), and the input end of the material control valve (14) is in through connection with one end of the discharge pipe (13).
4. The gas chromatograph-mass spectrometer sample pretreatment device of claim 1, wherein: the gas chromatograph (1) upper surface is provided with rotating device (23), one side surface mounting of rotating device (23) has support frame (24), one side surface mounting of support frame (24) has electronic slide rail (25).
5. The gas chromatograph-mass spectrometer sample pretreatment device of claim 4, wherein: an electric sliding block (26) is slidably mounted on the inner wall of the electric sliding rail (25), and one side surface of the electric sliding block (26) is fixed with one side surface of the automatic sampler (3).
6. A gas chromatograph-mass spectrometer sample pretreatment device as recited in claim 3, wherein: the lower part of the automatic sampler (3) is provided with a clamping mechanism (27), and the output end of the first motor (18) penetrates through the upper surface of the sliding plate (16) and is fixed with the upper end of the screw rod (17).
7. A gas chromatograph-mass spectrometer sample pretreatment device as recited in claim 3, wherein: the discharging pipe (13) and the material control valve (14) are mutually communicated, and the material control valve (14) and the material injector (15) are mutually communicated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322790152.3U CN221100630U (en) | 2023-10-18 | 2023-10-18 | Sample pretreatment device of gas chromatograph-mass spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322790152.3U CN221100630U (en) | 2023-10-18 | 2023-10-18 | Sample pretreatment device of gas chromatograph-mass spectrometer |
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| Publication Number | Publication Date |
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| CN221100630U true CN221100630U (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202322790152.3U Active CN221100630U (en) | 2023-10-18 | 2023-10-18 | Sample pretreatment device of gas chromatograph-mass spectrometer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120254109A (en) * | 2025-04-02 | 2025-07-04 | 山东瑞普分析仪器有限公司 | An automated, high-throughput integrated device for gas chromatograph sample pre-treatment |
-
2023
- 2023-10-18 CN CN202322790152.3U patent/CN221100630U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120254109A (en) * | 2025-04-02 | 2025-07-04 | 山东瑞普分析仪器有限公司 | An automated, high-throughput integrated device for gas chromatograph sample pre-treatment |
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