CN220802000U - Six-channel pressurized solvent extraction instrument for gas chromatography pretreatment - Google Patents
Six-channel pressurized solvent extraction instrument for gas chromatography pretreatment Download PDFInfo
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- CN220802000U CN220802000U CN202322402603.1U CN202322402603U CN220802000U CN 220802000 U CN220802000 U CN 220802000U CN 202322402603 U CN202322402603 U CN 202322402603U CN 220802000 U CN220802000 U CN 220802000U
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- sealing layer
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- cup
- gas chromatography
- connecting plate
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- 238000004817 gas chromatography Methods 0.000 title claims abstract description 15
- 238000000899 pressurised-fluid extraction Methods 0.000 title claims description 4
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 238000000605 extraction Methods 0.000 claims abstract description 38
- 239000002904 solvent Substances 0.000 claims abstract description 17
- 230000000903 blocking effect Effects 0.000 claims description 11
- 230000002146 bilateral effect Effects 0.000 claims 1
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model belongs to the technical field of six-channel pressurized solvent extractors, and discloses a six-channel pressurized solvent extractor for gas chromatography pretreatment, which comprises a main body, a fixed plate, a lifting motor and a sealing component, wherein the fixed plate is arranged on the upper part of the main body, the lifting motor is symmetrically arranged on two sides of the inside of the main body, the fixed plate and the main body are respectively and correspondingly provided with an extraction funnel and a cup body, and the sealing component comprises a sealing layer.
Description
Technical Field
The utility model belongs to the technical field of six-channel pressurized solvent extractors, and particularly relates to a six-channel pressurized solvent extractor for gas chromatography pretreatment.
Background
At present, when a six-channel pressurized solvent extractor is used for gas chromatography pretreatment, a container is directly placed below an output end, after a switch is opened, an extraction solution is dripped into the container, but because the extraction time is longer, the port of the container is not shielded, impurities in air are contacted with the extraction solution and are attached to the extraction solution in the dripping process, and then enter the container and are mixed with the extraction solution, so that the purity and the subsequent use of the extraction solution are influenced, and the six-channel pressurized solvent extractor for gas chromatography pretreatment is designed, so that the problem that the six-channel pressurized solvent extractor has poor sealing performance when in use, and a small amount of air impurities exist in the extraction solution is solved.
Disclosure of utility model
The utility model aims to provide a six-channel pressurized solvent extractor for gas chromatography pretreatment, which aims to solve the problem that the six-channel pressurized solvent extractor provided in the background art has poor sealing performance when in use, so that a small amount of air impurities exist in an extract.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a six passageway pressurization solvent extraction appearance for gas chromatography pretreatment includes main part, fixed plate, elevator motor and seal assembly, the fixed plate is installed on main part upper portion, elevator motor symmetry installs in the inside both sides of main part, correspond respectively in fixed plate and the main part and be provided with extraction funnel and cup, seal assembly includes the sealing layer, the sealing layer is connected with elevator motor output, extraction funnel output runs through the sealing layer, elevator motor is used for controlling the distance between sealing layer and the cup.
Preferably, the sealing assembly further comprises a connecting plate movable rod, a through hole and a movable groove, the movable groove is symmetrically arranged on two sides of the cup body in the main body, a lifting motor is arranged in the movable groove, the output end of the lifting motor is connected with the movable rod, the movable rods are connected through the connecting plate, the sealing layer is arranged at the bottom of the connecting plate, the through holes are formed in the connecting plate at equal intervals, the width of the sealing layer and the width of the connecting plate are larger than the diameter of the cup body, and the extraction funnel is embedded into the through hole and penetrates through the sealing layer to extend to the outside of the sealing layer.
Preferably, the connecting plate is located between the lower switch and the cup body of the extraction funnel, the diameter of the through holes is smaller than that of the cup body and the lower switch, and the sealing layer is in close contact with the output end of the extraction funnel.
Preferably, the limiting holes are symmetrically formed in two sides of the fixed plate, the movable rod penetrates through the limiting holes, the first limiting plates and the second limiting plates are symmetrically arranged on the movable rod and located on two sides of the limiting holes respectively, and the diameters of the first limiting plates and the second limiting plates are larger than the diameter of the limiting holes.
Preferably, a blocking plate is mounted on the front end surface of the connecting plate, and the blocking plate is used for blocking the switch of the extraction funnel.
Preferably, the main body is provided with placing grooves at equal intervals, a pressure detector is arranged in the placing grooves, and the cup body is embedded into the placing grooves and is contacted with the pressure detector.
Compared with the prior art, the utility model has the beneficial effects that:
(1) Before the six-channel pressurized solvent extractor is used, the connecting plate and the sealing layer are driven by the lifting motor through the movable rod to slide downwards on the output end of the extraction funnel, and as the output end of the extraction funnel is arranged in a penetrating manner, when the sealing layer is contacted with the port of the cup body, the extraction funnel is embedded into the sealing layer again, and at the moment, the sealing layer is synchronously and hermetically contacted with the port of the cup body and the output end of the extraction funnel, so that the problem of poor sealing performance of the six-channel pressurized solvent extractor during the use is solved.
(2) The utility model is provided with the first limiting plate, the second limiting plate, the limiting holes and the like, and in the lifting process, the first limiting plate and the second limiting plate are respectively positioned at two sides of the limiting holes, and the diameters of the first limiting plate and the second limiting plate are larger than the limiting holes, so that the moving distance of the connecting plate is limited, and meanwhile, the moving direction of the movable rod is guided, so that the sealing effect is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an external view of the present utility model;
Fig. 3 is an enlarged view at a in fig. 1;
in the figure: 1. a first limiting plate; 2. a sealing layer; 3. a movable rod; 4. a lifting motor; 5. a main body; 6. a cup body; 7. a movable groove; 8. a fixing plate; 9. a second limiting plate; 10. an extraction funnel; 11. a through hole; 12. limiting the aperture; 13. a blocking plate; 14. a placement groove; 15. a pressure detector; 16. and (5) connecting a plate.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, the present utility model provides the following technical solutions: the utility model provides a six passageway pressurized solvent extraction appearance for gas chromatography pretreatment, including main part 5, fixed plate 8, elevator motor 4 and seal assembly, the fixed plate 8 is installed on main part 5 upper portion, elevator motor 4 symmetry is installed in the inside both sides of main part 5, be provided with extraction funnel 10 and cup 6 on fixed plate 8 and the main part 5 respectively correspondingly, seal assembly includes sealing layer 2, sealing layer 2 is connected with elevator motor 4 output, extraction funnel 10 output runs through sealing layer 2, elevator motor 4 is used for controlling the distance between sealing layer 2 and the cup 6, seal assembly still includes connecting plate 16 movable rod 3, through-hole 11 and movable groove 7, be provided with elevator motor 4 in the movable groove 7 in the both sides symmetry that just is located cup 6 in the main part 5, elevator motor 4 output is connected with movable rod 3, connect through connecting plate 16 between the movable rod 3, sealing layer 2 installs in connecting plate 16 bottom, equidistant through-hole 11 of having been seted up on connecting plate 16, sealing layer 2 and connecting plate 16's width all are greater than cup 6's diameter, extraction funnel 10 inserts to through-hole 11 and runs through 2 outside diameter, through 2, diameter through-hole 11 and outside diameter and outside sealing layer 2 and diameter all is less than 10 closely contacts sealing layer 10 and sealing layer 10.
Through the technical scheme: before use, the lifting motor 4 drives the connecting plate 16 and the sealing layer 2 to slide downwards on the output end of the extraction funnel 10 through the movable rod 3, when the bottom of the sealing layer 2 is contacted with the port of the cup body 6, the output end of the extraction funnel 10 is embedded into the sealing layer 2 again in a mounting mode penetrating through the sealing layer 2, meanwhile, the sealing layer 2 is tightly contacted with the output end of the extraction funnel 10, so that the sealing layer 2 is synchronously and hermetically contacted with the port of the cup body 6 and the output end of the extraction funnel 10, and the dropped extraction liquid drops into the cup body 6 after passing through the hole in the sealing layer 2, so that the problem that the sealing performance of the six-channel pressurized solvent extractor is poor in use is solved, and in addition, the sealing layer 2 and the connecting plate 16 are wider than the diameter of the cup body 6, so that the sealing layer 2 can be completely bonded with the port of the cup body 6 and the continuous downward pressure generated by the lifting motor 4 is ensured.
Referring to fig. 1-3, a connecting plate 16 is located between a switch at the lower part of an extraction funnel 10 and a cup 6, limiting holes 12 are symmetrically formed at two sides of a fixed plate 8, a movable rod 3 penetrates through the limiting holes 12, a first limiting plate 1 and a second limiting plate 9 are symmetrically installed on two sides of the movable rod 3 and located at the limiting holes 12, diameters of the first limiting plate 1 and the second limiting plate 9 are larger than those of the limiting holes 12, a blocking plate 13 is installed on the front end surface of the connecting plate 16, the blocking plate 13 is used for blocking the switch of the extraction funnel 10, a placing groove 14 is formed in the main body 5 at equal intervals, a pressure detector 15 is installed in the placing groove 14, and the cup 6 is embedded into the placing groove 14 and is contacted with the pressure detector 15.
Through the technical scheme: in the process of lifting, as the first limiting plate 1 and the second limiting plate 9 are respectively positioned at two sides of the limiting hole 12, the diameters of the first limiting plate 1 and the second limiting plate 9 are larger than the limiting hole 12, the moving distance of the connecting plate 16 is further limited, the moving direction of the movable rod 3 is guided, the sealing effect is ensured, meanwhile, as the connecting plate 16 is positioned between the lower switch of the extraction funnel 10 and the cup 6, the blocking plate 13 is arranged on the front end face of the connecting plate 16, an operator needs to descend the connecting plate 16 and the sealing layer 2 before opening the switch, the cup 6 is further sealed, the misoperation possibility of the operator is reduced, in the extraction process, the position of the cup 6 is limited by the placing groove 14, the cup 6 is ensured to be positioned on the same axis with the extraction funnel 10, the weight of the cup 6 is detected in real time through the pressure detector 15, the subsequent weighing steps are reduced, and the equipment use efficiency is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A six-channel pressurized solvent extraction instrument for gas chromatography pretreatment is characterized in that: including main part (5), fixed plate (8), elevator motor (4) and seal assembly, fixed plate (8) are installed on main part (5) upper portion, elevator motor (4) symmetry is installed in main part (5) inside both sides, be provided with extraction funnel (10) and cup (6) on fixed plate (8) and main part (5) respectively correspondingly, seal assembly includes sealing layer (2), sealing layer (2) are connected with elevator motor (4) output, extraction funnel (10) output runs through sealing layer (2), elevator motor (4) are used for controlling the distance between sealing layer (2) and cup (6).
2. A six-channel pressurized solvent extractor for gas chromatography pretreatment according to claim 1, wherein: seal assembly still includes connecting plate (16) movable rod (3), through-hole (11) and movable groove (7), the bilateral symmetry that just is located cup (6) in main part (5) is provided with movable groove (7), be provided with elevator motor (4) in movable groove (7), elevator motor (4) output is connected with movable rod (3), connect through connecting plate (16) between movable rod (3), sealing layer (2) are installed in connecting plate (16) bottom, equidistant through-hole (11) have been seted up on connecting plate (16), the width of sealing layer (2) and connecting plate (16) all is greater than the diameter of cup (6), extraction funnel (10) are embedded to through-hole (11) and are extended to sealing layer (2) outside after running through sealing layer (2).
3. A six-channel pressurized solvent extractor for gas chromatography pretreatment according to claim 2, wherein: the connecting plate (16) is positioned between the lower switch of the extraction funnel (10) and the cup body (6), the diameter of the through holes (11) is smaller than that of the cup body (6) and the lower switch, and the sealing layer (2) is tightly contacted with the output end of the extraction funnel (10).
4. A six-channel pressurized solvent extractor for gas chromatography pretreatment according to claim 2, wherein: limiting holes (12) are symmetrically formed in two sides of the fixed plate (8), the movable rod (3) penetrates through the limiting holes (12), the movable rod (3) is symmetrically provided with a first limiting plate (1) and a second limiting plate (9) which are located on two sides of the limiting holes (12), and the diameters of the first limiting plate (1) and the second limiting plate (9) are larger than those of the limiting holes (12).
5. A six-channel pressurized solvent extractor for gas chromatography pretreatment according to claim 2, wherein: a blocking plate (13) is arranged on the front end face of the connecting plate (16), and the blocking plate (13) is used for blocking the switch of the extraction funnel (10).
6. A six-channel pressurized solvent extractor for gas chromatography pretreatment according to claim 1, wherein: the cup is characterized in that the main body (5) is provided with placing grooves (14) at equal intervals, a pressure detector (15) is arranged in the placing grooves (14), and the cup body (6) is embedded into the placing grooves (14) and is in contact with the pressure detector (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322402603.1U CN220802000U (en) | 2023-09-05 | 2023-09-05 | Six-channel pressurized solvent extraction instrument for gas chromatography pretreatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322402603.1U CN220802000U (en) | 2023-09-05 | 2023-09-05 | Six-channel pressurized solvent extraction instrument for gas chromatography pretreatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220802000U true CN220802000U (en) | 2024-04-19 |
Family
ID=90704674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322402603.1U Active CN220802000U (en) | 2023-09-05 | 2023-09-05 | Six-channel pressurized solvent extraction instrument for gas chromatography pretreatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220802000U (en) |
-
2023
- 2023-09-05 CN CN202322402603.1U patent/CN220802000U/en active Active
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