CN220207542U - Liquid chromatograph mobile phase suction filtration liquid adding device - Google Patents
Liquid chromatograph mobile phase suction filtration liquid adding device Download PDFInfo
- Publication number
- CN220207542U CN220207542U CN202320472399.8U CN202320472399U CN220207542U CN 220207542 U CN220207542 U CN 220207542U CN 202320472399 U CN202320472399 U CN 202320472399U CN 220207542 U CN220207542 U CN 220207542U
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- Prior art keywords
- suction filtration
- thick bamboo
- wall
- funnel
- mobile phase
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- 238000000967 suction filtration Methods 0.000 title claims abstract description 63
- 239000007788 liquid Substances 0.000 title claims abstract description 29
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 37
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 37
- 241001330002 Bambuseae Species 0.000 claims description 37
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 37
- 239000011425 bamboo Substances 0.000 claims description 37
- 238000004811 liquid chromatography Methods 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000005343 cylinder glass Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000005526 G1 to G0 transition Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004816 paper chromatography Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004809 thin layer chromatography Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a liquid chromatograph mobile phase suction filtration liquid adding device, which comprises a funnel, wherein the surface of the funnel is in sliding sleeve connection with a fixed cylinder, the surface of the fixed cylinder is in rotary sleeve connection with a rotary cylinder, the inner wall of the rotary cylinder is hinged with a connecting rod, and the other end of the connecting rod is hinged with a clamping joint; according to the utility model, the rotating cylinder is rotated to drive the connecting rod to move, the connecting rod moves to drive the clamping connector to move, the clamping connector moves to enable the clamping connector to be separated from the inner wall of the funnel, then the funnel is taken, the filter paper is replaced, the purpose of replacing the filter paper is achieved, the workload is reduced, the replacement efficiency is improved, the filter paper is convenient to use, the sliding cylinder is moved to enable the triangular groove to move, the triangular groove moves to enable the clamping connector to be separated from the inner wall of the suction filtration bottle under the action of the third spring, the purpose of facilitating assembly and disassembly can be achieved, the workload is reduced, the time is saved, and the assembly and disassembly efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of liquid chromatography, in particular to a liquid chromatography mobile phase suction filtration liquid adding device.
Background
Liquid chromatography is a type of separation and analysis technique, and is characterized by using liquid as mobile phase, and the stationary phase can be made into various forms, such as paper, sheet and packed bed. In order to distinguish between the various methods, respective designations such as paper chromatography, thin layer chromatography and column liquid chromatography have been developed based on the form of the stationary phase. The liquid chromatography mobile phase needs to be subjected to suction filtration in the pretreatment process of a plurality of samples so as to remove impurities in the solution and ensure the accuracy of an analysis structure.
Through searching Chinese patent, the publication number is: CN215692045U, a vacuum suction filtration device, including cylinder glass funnel and sand core filter, cylinder glass funnel and sand core filter pass through clamping and fix, one side of sand core filter is equipped with the extraction opening, external vacuum pump of extraction opening, glass conversion equipment is connected to the lower mouth of sand core filter, in the bottom of cylinder glass funnel extends to glass conversion equipment, glass color comparison tube and mill mouth triangular flask are connected respectively through glass conversion equipment to sand core filter. According to the utility model, on the basis of the traditional suction filtration device, the detachable glass adapter is additionally arranged, so that the rapid collection of filtrate samples and the cleaning effect of the suction filtration device are realized, and other changes on the original traditional suction filtration device are not required; and the ground glass plug adopts three glass colorimetric tubes with different sizes, so that a user can reasonably select the glass colorimetric tubes according to the needs.
To sum up, current suction filtration liquid feeding device is inconvenient to change filter paper, general filter paper is all installed in the inside of filter, need change filter paper after using, general filter is all connected through the screw thread, when changing, need unscrew the filter, will install after changing, complex operation has increased work load, reduced change efficiency, also be inconvenient to install and remove, suction filtration liquid feeding device is fixed through rubber stopper and suction filtration bottle connection, rubber stopper texture is soft, the stopper is at the suction filtration bottleneck, when installing and removing, it is very troublesome, waste a large amount of time, work efficiency has been reduced, for this reason we propose a liquid chromatograph mobile phase suction filtration liquid feeding device convenient to change filter paper and be convenient for install and remove to solve this problem.
Disclosure of Invention
The utility model aims to provide a liquid chromatography mobile phase suction filtration liquid adding device, which solves the problems that the existing suction filtration liquid adding device provided in the background art is inconvenient to replace filter paper and inconvenient to assemble and disassemble.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a liquid chromatograph mobile phase suction filtration liquid feeding device, includes the funnel, the fixed section of thick bamboo has been cup jointed in the surface slip of funnel, the surface of fixed section of thick bamboo has rotated and has been cup jointed a rotary section of thick bamboo, the inner wall of rotary section of thick bamboo articulates there is the connecting rod, the other end of connecting rod articulates there is the joint, and the inner wall joint of joint and funnel, be provided with first spring between the inner wall of joint and fixed section of thick bamboo, be provided with filter paper between funnel and the fixed section of thick bamboo, the suction filtration mechanism has been cup jointed in the inside slip of fixed section of thick bamboo, the fixed section of thick bamboo's fixed surface is cup jointed the limiting plate, the sliding sleeve has been cup jointed on the surface of fixed section of thick bamboo, be provided with the second spring between sliding sleeve and the limiting plate, the triangular groove has been seted up to the inner wall sliding connection of triangular groove has the joint pole, and the joint pole and the inner wall joint of suction filtration mechanism, be provided with the third spring between the surface of joint pole and the inner wall of fixed section of thick bamboo.
Preferably, the suction filtration mechanism comprises a suction filtration bottle, the suction filtration bottle is in sliding sleeve connection with the inner wall of the fixed cylinder, the inner wall of the suction filtration bottle is in clamping connection with one end of the clamping rod, and the surface of the suction filtration bottle is communicated with a suction filtration pump.
Preferably, the surfaces of the rotating cylinder and the sliding cylinder are provided with anti-skid patterns.
Preferably, the surface of the suction filtration bottle is communicated with a valve.
Preferably, one end of the clamping connector is wedge-shaped.
Preferably, a sealing gasket is arranged between the suction filtration bottle and the fixed cylinder.
Preferably, a cover plate is arranged at the top of the funnel.
Preferably, the inner wall of the fixed cylinder is fixedly sleeved with the diversion pipe.
Compared with the prior art, the utility model provides a liquid chromatography mobile phase suction filtration liquid adding device, which has the following beneficial effects:
1. according to the utility model, the rotating cylinder is rotated to drive the connecting rod to move, the connecting rod moves to drive the clamping connector to move, the clamping connector moves to enable the clamping connector to be separated from the inner wall of the funnel, and then the funnel is taken out to replace the filter paper, so that the purpose of replacing the filter paper is achieved, the workload is reduced, the replacement efficiency is improved, and the filter paper is convenient to use.
2. According to the utility model, the sliding cylinder is moved, the triangular groove is moved by the sliding cylinder, and the clamping rod is separated from the inner wall of the suction filtration bottle under the action of the third spring, so that the purpose of convenient assembly and disassembly can be achieved, the workload is reduced, the time is saved, and the assembly and disassembly efficiency is improved.
Drawings
FIG. 1 is a cross-sectional view of an inventive structure;
FIG. 2 is a top cross-sectional view of a partial structure of the utility model;
FIG. 3 is a top cross-sectional view of a partial structure of the utility model;
FIG. 4 is an enlarged view of the structure A in FIG. 1;
fig. 5 is an enlarged view of the structure at B in fig. 1 of the utility model.
In the figure: 1. a funnel; 2. a fixed cylinder; 3. a rotating cylinder; 4. a connecting rod; 5. a clamping joint; 6. a first spring; 7. a filter paper; 8. a suction filtration mechanism; 9. a limiting plate; 10. a slide cylinder; 11. a second spring; 12. triangular grooves; 13. a clamping rod; 14. a third spring; 15. a suction filtration bottle; 16. a suction filtration pump; 17. anti-skid lines; 18. a valve; 19. a sealing gasket; 20. a cover plate; 21. and a flow guiding pipe.
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.
As shown in fig. 1, 2, 3, 4 and 5, the present utility model provides a technical solution: the utility model provides a liquid chromatograph mobile phase suction filtration liquid feeding device, including funnel 1, fixed section of thick bamboo 2 has been cup jointed in the surface slip of funnel 1, fixed section of thick bamboo 2's surface rotation has cup jointed a rotary section of thick bamboo 3, the inner wall of rotary section of thick bamboo 3 articulates there is connecting rod 4, connecting rod 4's the other end articulates there is joint 5, and joint 5 and funnel 1's inner wall joint, be provided with first spring 6 between the inner wall of joint 5 and fixed section of thick bamboo 2, be provided with filter paper 7 between funnel 1 and the fixed section of thick bamboo 2, fixed section of thick bamboo 2's inside slip has cup jointed suction filtration mechanism 8, fixed section of thick bamboo 2's fixed surface has cup jointed limiting plate 9, fixed section of thick bamboo 2's surface slip has cup jointed smooth section of thick bamboo 10, be provided with second spring 11 between smooth section of thick bamboo 10 and the limiting plate 9, triangular groove 12 has been seted up to smooth section of thick bamboo 10's inner wall, triangular groove 12's inner wall sliding connection has joint 13, and joint 13 and joint rod 13 and suction filtration mechanism 8's inner wall joint, be provided with third spring 14 between the surface of joint 13 and fixed section of thick bamboo 2's the inner wall, through rotating rotary section of thick bamboo 3 rotates and drives connecting rod 4 removal, connecting rod 4 removal drive joint 5, filter paper 5 removal has been moved and has been cup jointed filter paper 5, filter paper 5 removal has been removed filter paper 5 and has been changed the filter paper removal effect, and filter paper 10 has been realized the filter paper removal effect, and has been changed the filter paper, and has been convenient for the filter paper has been changed the filter paper, and has been changed the filter paper to the purpose, and has been convenient for the filter paper has been changed the purpose, and has been changed the filter paper to change the filter paper to realize the purpose, and has realized the filter paper to change the filter paper has and has realized the filter paper to change the purpose.
Referring to fig. 1, in order to facilitate the suction filtration, the suction filtration mechanism 8 includes a suction filtration bottle 15, the suction filtration bottle 15 is slidably sleeved with the inner wall of the fixed cylinder 2, the inner wall of the suction filtration bottle 15 is clamped with one end of the clamping rod 13, and the surface of the suction filtration bottle 15 is communicated with a suction filtration pump 16.
Referring to fig. 2 and 5, in order to prevent slipping by hand and facilitate operation, the surfaces of the rotating cylinder 3 and the sliding cylinder 10 are provided with anti-slip patterns 17.
Referring to fig. 1, a valve 18 is connected to the surface of the filter flask 15 for draining.
Referring to fig. 4, to facilitate the installation of the funnel 1, one end of the clip 5 is wedge-shaped.
Referring to fig. 5, a gasket 19 is provided between the filter flask 15 and the fixed cylinder 2 to prevent water leakage.
Referring to fig. 1, a cover plate 20 is provided on the top of the funnel 1 for preventing spillage.
Referring to fig. 1 and 5, in order to guide the liquid, a guide tube 21 is fixedly sleeved on the inner wall of the fixed cylinder 2.
Working principle: rotating the rotating cylinder 3, rotating the rotating cylinder 3 to drive the connecting rod 4 to move, moving the connecting rod 4 to drive the clamping connector 5 to move, enabling the clamping connector 5 to be separated from the inner wall of the funnel 1 by moving, taking the funnel 1, replacing the filter paper 7, placing the funnel 1 in the fixed cylinder 2 after replacement, clamping the clamping connector 5 to be clamped with the inner wall of the funnel 1 under the action of the first spring 6, fixing the funnel 1, and completing replacement of the filter paper 7, thereby achieving the purpose of facilitating replacement of the filter paper 7; when the sliding cylinder 10 is moved, the sliding cylinder 10 moves to enable the triangular groove 12 to move, the triangular groove 12 moves to enable the clamping rod 13 to be in clamping connection with the inner wall of the suction filtration bottle 15 under the action of the third spring 14, the fixed cylinder 2 is arranged on the mouth of the suction filtration bottle 15 when the disassembly is completed, the sliding cylinder 10 is loosened, the sliding cylinder 10 is reset under the action of the second spring 11, the sliding cylinder 10 is reset to enable the triangular groove 12 to be reset, the triangular groove 12 is reset to enable the clamping rod 13 to be in clamping connection with the inner wall of the suction filtration bottle 15, and the assembly is completed, so that the purpose of convenient assembly and disassembly is achieved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
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 (8)
1. The utility model provides a liquid chromatograph mobile phase suction filtration liquid feeding device, includes funnel (1), its characterized in that: the surface sliding of funnel (1) has cup jointed fixed section of thick bamboo (2), the surface rotation of fixed section of thick bamboo (2) has cup jointed and has rotated section of thick bamboo (3), the inner wall of rotating section of thick bamboo (3) articulates there is connecting rod (4), the other end of connecting rod (4) articulates there is joint (5), and the inner wall joint of joint (5) and funnel (1), be provided with first spring (6) between the inner wall of joint (5) and fixed section of thick bamboo (2), be provided with filter paper (7) between funnel (1) and fixed section of thick bamboo (2), the inside slip of fixed section of thick bamboo (2) has cup jointed suction filtration mechanism (8), the fixed surface of fixed section of thick bamboo (2) has cup jointed limiting plate (9), the surface slip of fixed section of thick bamboo (2) has cup jointed smooth section of thick bamboo (10), be provided with second spring (11) between smooth section of thick bamboo (10) and the limiting plate (9), triangular groove (12) inner wall sliding connection has joint (13) to the inner wall of triangular groove (12), and the inner wall sliding connection of joint (13) and the inner wall of three section of thick bamboo (14) has between the fixed spring (13) and the fixed section of thick bamboo (14).
2. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 1, wherein: the suction filtration mechanism (8) comprises a suction filtration bottle (15), the suction filtration bottle (15) is in sliding sleeve connection with the inner wall of the fixed cylinder (2), the inner wall of the suction filtration bottle (15) is in clamping connection with one end of the clamping rod (13), and a suction filtration pump (16) is communicated with the surface of the suction filtration bottle (15).
3. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 1, wherein: anti-skid patterns (17) are formed on the surfaces of the rotating cylinder (3) and the sliding cylinder (10).
4. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 2, wherein: the surface of the suction filtration bottle (15) is communicated with a valve (18).
5. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 1, wherein: one end of the clamping connector (5) is wedge-shaped.
6. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 2, wherein: a sealing gasket (19) is arranged between the suction filtration bottle (15) and the fixed cylinder (2).
7. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 1, wherein: the top of the funnel (1) is provided with a cover plate (20).
8. The liquid chromatography mobile phase suction filtration liquid adding device according to claim 1, wherein: the inner wall of the fixed cylinder (2) is fixedly sleeved with a flow guide pipe (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320472399.8U CN220207542U (en) | 2023-03-14 | 2023-03-14 | Liquid chromatograph mobile phase suction filtration liquid adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320472399.8U CN220207542U (en) | 2023-03-14 | 2023-03-14 | Liquid chromatograph mobile phase suction filtration liquid adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207542U true CN220207542U (en) | 2023-12-19 |
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ID=89151194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320472399.8U Active CN220207542U (en) | 2023-03-14 | 2023-03-14 | Liquid chromatograph mobile phase suction filtration liquid adding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207542U (en) |
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2023
- 2023-03-14 CN CN202320472399.8U patent/CN220207542U/en active Active
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