CN216669860U - Gas chromatograph-mass spectrometer with sample pretreatment device - Google Patents

Gas chromatograph-mass spectrometer with sample pretreatment device Download PDF

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Publication number
CN216669860U
CN216669860U CN202123218512.XU CN202123218512U CN216669860U CN 216669860 U CN216669860 U CN 216669860U CN 202123218512 U CN202123218512 U CN 202123218512U CN 216669860 U CN216669860 U CN 216669860U
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China
Prior art keywords
mass spectrometer
gas chromatograph
thick bamboo
pretreatment device
mixing
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Expired - Fee Related
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CN202123218512.XU
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Chinese (zh)
Inventor
余可垚
殷耀
季美泉
胡国绅
朱一鸣
沈伟健
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Nanjing Customs Animal And Plant And Food Testing Center
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Nanjing Customs Animal And Plant And Food Testing Center
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Abstract

The utility model provides a gas chromatograph-mass spectrometer with a sample pretreatment device, which comprises a gas chromatograph-mass spectrometer main body, wherein a mixing shell is arranged on the gas chromatograph-mass spectrometer main body, a feed hopper is arranged on the upper side of the mixing shell, a solvent inlet is arranged on the mixing shell, an installation turntable is in sealed rotary connection with a discharge pipe, cleaning brushes for cleaning filter cylinders and collecting boxes for collecting impurities are respectively arranged on two symmetrical sides of the upper end surface of the installation turntable, a driven gear is arranged at the outer end of a sealing sleeve, and the driven gear is meshed with a driving wheel on a driving motor arranged on the lower side of the mixing shell, and compared with the prior art, the gas chromatograph-mass spectrometer has the following beneficial effects: realized straining a clearance of section of thick bamboo, avoided impurity jam to strain a section of thick bamboo, simultaneously, collect the box through increasing, utilize the collection of collecting the impurity that the box will clean the brush down, avoid impurity to block up once more and strain a section of thick bamboo, the practicality is better.

Description

Gas chromatograph-mass spectrometer with sample pretreatment device
Technical Field
The utility model relates to a gas chromatograph-mass spectrometer with a sample pretreatment device, belonging to the field of gas chromatograph-mass spectrometers.
Background
The gas chromatograph-mass spectrometer is an instrument which combines a gas chromatograph and a mass spectrometer for use, and the mass spectrometer can perform effective qualitative analysis but has no effect on the analysis of complex organic compounds; the chromatography is an effective separation and analysis method for organic compounds, is particularly suitable for quantitative analysis of the organic compounds, but is difficult to perform qualitative analysis, so that the effective combination of the two methods provides a high-efficiency qualitative and quantitative analysis tool for complicated organic compounds for chemists and biochemists, and the sample needs to be pretreated before the gas chromatograph-mass spectrometer is used.
Sample preprocessing device on traditional gas chromatography-mass spectrometer usually dissolves the sample, nevertheless appear impurity inside sample solution easily, in order to avoid impurity to the influence of article analysis, need filter impurity, traditional impurity filtration equipment is blockked up by impurity easily after long-time use, thereby influence the output of solution, nevertheless after clearing up filtration equipment, impurity still is in inside the solution, thereby lead to final solution impurity content too high, the practicality is relatively poor, consequently need a new structure to solve this problem urgently.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a gas chromatograph-mass spectrometer with a sample pretreatment device, so as to solve the problems that the filtering equipment in the background technology is easy to block, and impurities are still in the solution when the filtering equipment is cleaned, so that the subsequent filtering equipment is blocked.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a gas chromatograph-mass spectrometer with sample preprocessing device, includes the gas chromatograph-mass spectrometer main part, be provided with mixed casing in the gas chromatograph-mass spectrometer main part, it is provided with the feeder hopper to mix the casing upside, and is provided with the solvent import on mixing the casing, the inside of mixing the casing is provided with strains a section of thick bamboo, strain a section of thick bamboo and the one end fixed connection who is used for arranging the discharging pipe of material, the last sealed rotation of mixing the casing is connected with sealed sleeve, sealed sleeve's upper end is provided with the installation carousel, and installs the carousel and be connected with the sealed rotation of discharging pipe, the up end symmetry both sides of installation carousel are provided with the collection box that is used for cleaning the cleaning brush of straining a section of thick bamboo and is used for collecting impurity respectively, sealed sleeve's outer end is provided with driven gear, driven gear meshes with the drive wheel that sets up on the driving motor of mixing the casing downside mutually.
Furthermore, stirring equipment is arranged inside the mixing shell and fixedly connected with the output end of the driving motor, and one end, deviating from the filter cartridge, of the discharge pipe penetrates through the mixing shell and is fixedly communicated with a pump fixedly connected to the mixing shell.
Further, be provided with crushing apparatus on the mixing shell, and crushing apparatus's inside cavity and feeder hopper intercommunication are fixed.
Furthermore, an L-shaped connecting frame is arranged on the stirring equipment, and a cleaning scraper blade for cleaning the inner wall of the mixing shell is arranged on the connecting frame.
Furthermore, the inside symmetry of collecting the box sets up two leak protection baffles that are the splayed and distribute, and the one end of collecting the box is made by the screen cloth.
Furthermore, one end of the collecting box is provided with a horn mouth, and one end of the horn mouth is attached to the outer end of the filter cylinder.
The utility model has the beneficial effects that: through increasing the installation carousel that sets up on sealing sleeve and the sealing sleeve, utilize the cleaning brush that sets up on the installation carousel and strain a section of thick bamboo contact, realized straining a clearance of section of thick bamboo, avoided impurity to block up and strain a section of thick bamboo, simultaneously, collect the box through increasing, utilize the collection of collecting the impurity that the box will clean under the brush, avoid impurity to block up once more and strain a section of thick bamboo, the practicality is better.
Through the link that increases L shape, utilize the cleaning blade that link one end set up and mix the inner wall contact of casing, under cleaning blade's effect, realized the clearance to the impurity of adhering to at mixing the casing inner wall.
Through being provided with the horn mouth on collecting the box, the one end that utilizes the horn mouth is close to with straining a section of thick bamboo, under the effect of horn mouth, has realized scraping the guide of impurity down to the cleaning brush, is favorable to impurity to get into the inside of collecting the box, and the convenience is to the collection of impurity.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a gas chromatograph-mass spectrometer with a sample pretreatment device according to the present invention;
FIG. 2 is a schematic structural diagram of a pretreatment device in a gas chromatograph-mass spectrometer with a sample pretreatment device according to the present invention;
FIG. 3 is a schematic structural diagram of a collecting box in a gas chromatograph-mass spectrometer with a sample pretreatment device according to the present invention;
FIG. 4 is a schematic view of the installation of a driven gear in a gas chromatograph-mass spectrometer with a sample pretreatment device according to the present invention;
FIG. 5 is a schematic view showing the installation of a leakage-proof baffle in a gas chromatograph-mass spectrometer equipped with a sample pretreatment device according to the present invention.
In the figure: 1-mixing shell, 2-crushing equipment, 3-feed hopper, 4-solvent inlet, 5-driving motor, 6-discharging pipe, 7-pump, 8-stirring equipment, 10-connecting frame, 11-cleaning scraper, 12-filter cylinder, 13-mounting turntable, 14-cleaning brush, 15-collecting box, 16-bell mouth, 17-leak-proof baffle, 18-sealing sleeve, 19-driven gear and 20-gas chromatography-mass spectrometer main body.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
Referring to fig. 1, fig. 2, fig. 3, and fig. 4, the present invention provides a technical solution: a gas chromatograph-mass spectrometer with a sample pretreatment device comprises a gas chromatograph-mass spectrometer main body 20, wherein a mixing shell 1 is arranged on the gas chromatograph-mass spectrometer main body 20, a crushing device 2 is arranged on the mixing shell 1, an inner cavity of the crushing device 2 is communicated and fixed with a feed hopper 3, a sample is conveniently crushed under the action of the crushing device 2 by arranging the crushing device 2, the subsequent dissolution of the sample is facilitated, the feed hopper 3 is arranged on the upper side of the mixing shell 1, a solvent inlet 4 is arranged on the mixing shell 1, a filter cylinder 12 is arranged inside the mixing shell 1, the filter cylinder 12 is fixedly connected with one end of a discharge pipe 6 for discharging, a sealing sleeve 18 is rotatably connected on the upper part of the mixing shell 1, an installation turntable 13 is arranged on the upper end of the sealing sleeve 18, the installation turntable 13 is rotatably connected with the discharge pipe 6 in a sealing manner, a cleaning brush 14 for cleaning the filter cylinder 12 and a collection box 15 for collecting impurities are respectively arranged on two symmetrical sides of the upper end surface of the installation turntable 13, the outer end of the sealing sleeve 18 is provided with a driven gear 19, which driven gear 19 meshes with a drive wheel on the drive motor 5 arranged on the underside of the mixing housing 1.
Referring to fig. 4 and 5, two leakage-proof baffles 17 are symmetrically arranged inside the collection box 15 and distributed in a splayed shape, one end of the collection box 15 is made of a screen mesh, the two leakage-proof baffles 17 are symmetrically arranged on the collection box 15, under the action of the leakage-proof baffles 17, impurities are prevented from entering sample solution in a countercurrent mode, a bell mouth 16 is arranged at one end of the collection box 15, one end of the bell mouth 16 is attached to the outer end of the filter cylinder 12, and under the action of the bell mouth 16, the impurities are guided, and the impurities can enter the collection box 15 conveniently.
Referring to fig. 3, the stirring device 8 is provided with an L-shaped connecting frame 10, the connecting frame 10 is provided with a cleaning scraper 11 for cleaning the inner wall of the mixing casing 1, and the stirring device 8 is provided with the connecting frame 10 for connecting the cleaning scraper 11, so that the inside of the mixing casing 1 can be conveniently cleaned under the action of the cleaning scraper 11
Referring to fig. 2 and 3, a stirring device 8 is disposed inside the mixing housing 1, the stirring device 8 is fixedly connected to an output end of the driving motor 5, one end of the discharge pipe 6, which is away from the filter cartridge 12, passes through the mixing housing 1 and is fixedly communicated with a pump 7 connected and fixed to the mixing housing 1, and the stirring device 8 is disposed to facilitate dissolution of the sample under the action of the stirring device 8.
The specific implementation mode is as follows: when carrying out the preliminary treatment to the sample, put into the sample from feeder hopper 3, smash through crushing apparatus 2 and get into mixed casing 1 after and dissolve in the solvent that mixes 1 inside settings of casing and form solution, thereby convenient follow-up analysis and detection on sending into gas chromatography mass spectrometer main part 20, when the sample gets into mixed casing 1 inside, start driving motor 5, the output that utilizes driving motor 5 drives agitated vessel 8 rotatory, the rotation through agitated vessel 8 accelerates the integration of sample and solvent, a period of time later, start pump 7, utilize pump 7 to send sample solution into gas chromatography mass spectrometer main part 20 from arranging the material pipe and detect.
In the process of discharging the solution, impurities floating in the solution easily block the filter cylinder 12, when the filter cylinder 12 is blocked, the driving motor 5 is started, the driving gear connected and fixed at the output end of the driving motor 5 is used for driving the driven gear 19 connected and fixed on the sealing sleeve 18 to rotate, the driven gear 19 in the rotating process drives the sealing sleeve 18 to rotate, and further drives the mounting turntable 13 connected and fixed on the sealing sleeve 18 to rotate, the cleaning brush 14 and the collecting box 15 connected and fixed on the mounting turntable 13 are rotated in the rotating process of the mounting turntable 13, the impurities attached to the filter cylinder 12 are cleaned by the cleaning brush 14, the filter cylinder 12 is prevented from being blocked by the impurities, meanwhile, the impurities in the sample solution are captured by the rotation of the collecting box 15, the impurities enter the collecting box 15, the collection of the impurities is realized, and the filter cylinder 12 is prevented from being blocked by the impurities again, the practicability is good.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a gas chromatograph-mass spectrometer with sample preprocessing device, includes gas chromatograph-mass spectrometer main part (20), be provided with on gas chromatograph-mass spectrometer main part (20) and mix casing (1), it is provided with feeder hopper (3) to mix casing (1) upside, and is provided with solvent import (4), its characterized in that on mixing casing (1): the inside of mixing casing (1) is provided with and strains a section of thick bamboo (12), the one end fixed connection who strains a section of thick bamboo (12) and be used for discharging pipe (6), the last sealed rotation of mixing casing (1) is connected with seal sleeve (18), the upper end of seal sleeve (18) is provided with installation carousel (13), and installation carousel (13) and discharging pipe (6) sealed rotation are connected, the up end symmetry both sides of installation carousel (13) are provided with cleaning brush (14) that are used for cleaning a section of thick bamboo (12) respectively and are used for collecting collection box (15) of impurity, the outer end of seal sleeve (18) is provided with driven gear (19), driven gear (19) mesh with the drive wheel that sets up on driving motor (5) of mixing casing (1) downside mutually.
2. The gas chromatograph-mass spectrometer with the sample pretreatment device of claim 1, wherein: mixing casing (1) inside is provided with agitated vessel (8), agitated vessel (8) and driving motor (5)'s output fixed connection, discharging pipe (6) deviate from the one end of straining a section of thick bamboo (12) and pass mixing casing (1) and with connect pump (7) intercommunication fixed on mixing casing (1) fixed.
3. The gas chromatograph-mass spectrometer with the sample pretreatment device of claim 1, wherein: be provided with crushing apparatus (2) on mixing casing (1), and the inside cavity and feeder hopper (3) intercommunication of crushing apparatus (2) are fixed.
4. The gas chromatograph-mass spectrometer with the sample pretreatment device of claim 2, wherein: the stirring device (8) is provided with an L-shaped connecting frame (10), and the connecting frame (10) is provided with a cleaning scraper (11) for cleaning the inner wall of the mixing shell (1).
5. The gas chromatograph-mass spectrometer with the sample pretreatment device of claim 1, wherein: the inside symmetry of collecting box (15) sets up two leak protection baffles (17) that are the splayed and distribute, and collects the one end of box (15) and make by the screen cloth.
6. The gas chromatograph-mass spectrometer with the sample pretreatment device of claim 1, wherein: one end of the collecting box (15) is provided with a bell mouth (16), and one end of the bell mouth (16) is attached to the outer end of the filter cylinder (12).
CN202123218512.XU 2021-12-20 2021-12-20 Gas chromatograph-mass spectrometer with sample pretreatment device Expired - Fee Related CN216669860U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123218512.XU CN216669860U (en) 2021-12-20 2021-12-20 Gas chromatograph-mass spectrometer with sample pretreatment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123218512.XU CN216669860U (en) 2021-12-20 2021-12-20 Gas chromatograph-mass spectrometer with sample pretreatment device

Publications (1)

Publication Number Publication Date
CN216669860U true CN216669860U (en) 2022-06-03

Family

ID=81797150

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123218512.XU Expired - Fee Related CN216669860U (en) 2021-12-20 2021-12-20 Gas chromatograph-mass spectrometer with sample pretreatment device

Country Status (1)

Country Link
CN (1) CN216669860U (en)

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Granted publication date: 20220603