CN115541800A - Ion chromatograph and suppressor thereof - Google Patents
Ion chromatograph and suppressor thereof Download PDFInfo
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- CN115541800A CN115541800A CN202211289885.2A CN202211289885A CN115541800A CN 115541800 A CN115541800 A CN 115541800A CN 202211289885 A CN202211289885 A CN 202211289885A CN 115541800 A CN115541800 A CN 115541800A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/96—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/96—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange
- G01N2030/965—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation using ion-exchange suppressor columns
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Abstract
The invention discloses an ion chromatograph and a suppressor thereof, and belongs to the field of chromatographs. The utility model provides an ion chromatograph, includes the chromatograph, the chromatograph top has set firmly two mounting panels, the chromatograph top is equipped with the connecting plate, the connecting plate both ends are connected fixedly with two mounting panels respectively, the chromatograph top has set firmly the base, the base top has set firmly the mounting bracket, automatic water injection tank has been placed to the mounting bracket inner wall, the connecting plate inner wall has set firmly the water injection pipe, the water injection pipe outer wall has set firmly the connecting pipe, the chromatograph top has set firmly the feed liquor pipe, the feed liquor pipe is connected fixedly with the connecting pipe. Through automatic water injection case with the washing liquid pour into the intubate inside, through the intubate with the washing liquid through the connecting pipe pour into the liquid inlet pipe inside, carry to chromatograph inside detection port through the liquid inlet pipe at last to wash chromatograph inner structure, the measurement personnel of can being convenient for of this design washs chromatograph inside, and easy operation has saved operating time.
Description
Technical Field
The invention relates to the field of chromatographs, in particular to an ion chromatograph and a suppressor thereof.
Background
The ion chromatography is a high performance liquid chromatography, which is different from the traditional ion exchange chromatography column chromatography in that resin has very high crosslinking degree and lower exchange capacity, the sample introduction volume is very small, and the online automatic continuous conductivity detection is usually carried out on eluate by conveying eluate by a plunger pump. The principle of separation is based on the reversible exchange between dissociable ions on an ion exchange resin and solute ions of the same charge in the mobile phase and the difference in affinity of the analyte solute for the exchanger.
The existing ion chromatograph has an internal structure including a pump, a separation column, a protection column, a conductivity detector, a sample injector, a detection cell, an ion detector, and the like, and in a detection process, because a mobile phase to be detected by the ion chromatograph contains a salt component, after the ion chromatograph is used, when the surface of the internal structure is dried, moisture in surface liquid is evaporated, which causes salt precipitated in the liquid to be attached to a pipeline and a detection structure inside the ion chromatograph, and the structures are in contact with the salt component for a long time, which causes corrosion on the surface of a part, affects the service life of the part, and causes machine failure.
Disclosure of Invention
1. Technical problem to be solved
The present invention is directed to an ion chromatograph and a suppressor thereof, which solve the problems of the related art.
2. Technical scheme
The utility model provides an ion chromatograph, includes the chromatograph, the chromatograph top has set firmly two mounting panels, the chromatograph top is equipped with the connecting plate, the connecting plate both ends are connected fixedly with two mounting panels respectively, the chromatograph top has set firmly the base, the base top has set firmly the mounting bracket, automatic water injection tank has been placed to the mounting bracket inner wall, the connecting plate inner wall has set firmly the water injection pipe, the water injection pipe outer wall has set firmly the connecting pipe, the chromatograph top has set firmly the feed liquor pipe, the feed liquor pipe is connected fixedly with the connecting pipe.
Preferably, the connecting pipe is arranged in an inclined manner, and one end of the connecting pipe close to the water injection pipe is higher than the other end of the connecting pipe.
Preferably, the mounting bracket outer wall is symmetrical structure and has seted up two mounting grooves, the mounting groove inner wall rotates and is connected with the pivot, the pivot top is passed the mounting bracket and is extended to its top, pivot circumference outer wall cover is equipped with the torsional spring, pivot circumference outer wall has set firmly the clamp plate, the clamp plate is located inside the mounting groove.
Preferably, one end of the torsion spring is fixedly connected with the rotating shaft, and the other end of the torsion spring is fixedly connected with the mounting frame.
Preferably, the inner ends of the two pressing plates are respectively and fixedly provided with a rubber column, the rubber columns are in friction contact with the outer wall of the automatic water injection tank, and the surfaces of the pressing plates are provided with handle grooves.
Preferably, water injection pipe top threaded connection has the threaded rod, the threaded rod bottom passes the water injection pipe and extends to inside it, inside sliding connection of water injection pipe has sealed piece, sealed piece top is rotated with the threaded rod and is connected, water injection pipe inner wall sliding connection has the seal cover, and the seal cover slides with the friction of water injection pipe inner wall, the intubate has set firmly in the seal cover, sealed piece is connected fixedly with seal cover and intubate respectively, the wash port has been seted up respectively to seal cover and intubate outer wall.
Preferably, the inner wall of the liquid inlet pipe is slidably connected with a sealing plug, the bottom end of the sealing plug extends to the lower part of the port of the connecting pipe, a sealing cover is fixedly arranged on the circumferential outer wall of the sealing plug, a through hole is formed in the top of the sealing plug, and a groove is formed in the top of the sealing plug.
Preferably, an inhibitor, including the inhibitor body, the inhibitor body is installed inside the chromatograph, inhibitor body outer wall has set firmly the connecting wire, the inhibitor body top is symmetrical structure and has set firmly two and handles the case, inhibitor body inner wall is symmetrical knot rotation and is connected with two connecting axles, connecting axle circumference outer wall has set firmly the gear.
Preferably, two it all is equipped with the fixed disk to handle incasement wall, the fixed disk top is symmetrical structure and has set firmly two restraint posts, fixed disk circumference outer wall rotates and is connected with the rotation cover, it is connected fixedly with handling the case to rotate the cover, the connecting axle top is passed and is handled the case and be connected fixedly with the fixed disk, inhibitor body bottom has set firmly the motor, the motor output with along inside and be connected fixedly with the connecting axle to the inhibitor body.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. inside injecting the washing liquid into the intubate through the automatic water injection case, through the intubate with the washing liquid through the connecting pipe injection inlet liquid intraduct, carry to the inside detection port of chromatograph in through the feed liquor pipe at last to wash chromatograph inner structure, this design can be convenient for the measurement personnel and wash inside the chromatograph, and easy operation has saved operating time.
2. Through pressing the clamp plate simultaneously for the clamp plate drives the pivot and produces the rotation, and two clamp plate tip upsets to the mounting groove inside this moment, through placing automatic water injection tank inside the mounting bracket at base top, loosen the clamp plate, under the torsion effect of torsional spring, the clamp plate drives pivot antiport this moment, obtains the rubber post through the clamp plate tip and produces the extrusion to automatic water injection tank surface, and this design can be convenient for fix automatic water injection tank.
3. Through rotating the threaded rod for the threaded rod is along water injection pipe to its inside removal, promotes through the threaded rod that sealed piece slides down along water injection intraductal wall, and sealed piece promotes intubate and seal cover downstream this moment, and until intubate and seal cover bottom inject automatic water injection incasement portion, this design can follow automatic main water tank with the intubate inside shifting out, thereby is convenient for dismantle automatic water injection case.
4. Through pouring into solution and handling incasement portion, react with solution through the suppression post of handling incasement portion, drive the connecting axle through the motor this moment and rotate, under the transmission of gear is connected, two connecting axles can rotate in step this moment, drive the fixed disk through the connecting axle and rotate to can make the suppression post handle incasement portion and rotate, thereby accelerate and the reaction rate between the solution.
5. Through being the slope form setting with the connecting pipe, this design can make the inside remaining washing of connecting pipe also under the action of gravity, and automatic trickling is intraductal to the feed liquor.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the present invention;
FIG. 3 is a schematic view of an installation structure of the automatic water injection tank of the present invention;
FIG. 4 is a schematic view showing the internal structure of the water injection pipe according to the present invention;
FIG. 5 is a schematic view of the mounting structure of the cannula of the present invention;
FIG. 6 is a schematic view of the installation structure of the liquid inlet pipe of the present invention;
FIG. 7 is a schematic structural diagram of a suppressor body according to the present invention;
FIG. 8 is a schematic view of the internal structure of the suppressor body according to the present invention;
fig. 9 is a schematic view of the transmission structure inside the suppressor body according to the present invention.
The reference numbers in the figures illustrate: 1. a chromatograph; 2. mounting a plate; 3. a connecting plate; 4. a base; 5. a mounting frame; 6. an automatic water injection tank; 7. mounting grooves; 8. a rotating shaft; 9. a torsion spring; 10. pressing a plate; 11. a rubber column; 12. a handle slot; 13. a water injection pipe; 14. a threaded rod; 15. a sealing block; 16. inserting a tube; 17. sealing sleeves; 18. a drain hole; 19. a connecting pipe; 20. a liquid inlet pipe; 21. a sealing cover; 22. a sealing plug; 23. a through hole; 24. a groove; 25. a suppressor body; 26. a connecting wire; 27. a treatment tank; 28. a suppression column; 29. a connecting shaft; 30. a gear; 31. rotating the sleeve; 32. fixing the disc; 33. an electric motor.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-9, the present invention provides a technical solution:
the utility model provides an ion chromatograph, including chromatograph 1, 1 top of chromatograph has set firmly two mounting panels 2, 1 top of chromatograph is equipped with connecting plate 3, 3 both ends of connecting plate are connected fixedly with two mounting panels 2 respectively, 1 top of chromatograph has set firmly base 4, 4 tops of base have set firmly mounting bracket 5, automatic water injection case 6 has been placed to 5 inner walls of mounting bracket, 3 inner walls of connecting plate have set firmly water injection pipe 13, 13 outer walls of water injection pipe have set firmly connecting pipe 19, 1 top of chromatograph has set firmly feed liquor pipe 20, feed liquor pipe 20 is connected fixedly with connecting pipe 19. Through automatic water injection tank 6 with the washing liquid injection 16 insides of intubate to through 19 injection feed liquor pipe 20 insides of connecting pipe, carry to in the inside detection port of chromatograph 1 through feed liquor pipe 20 at last, thereby wash 1 inner structure of chromatograph, the testing personnel that can be convenient for wash 1 insides of chromatograph.
The connecting pipe 19 is arranged in an inclined manner, one end of the connecting pipe 19 close to the water injection pipe 13 is higher than the other end, and the design can enable the residual cleaning liquid in the connecting pipe 19 to automatically flow into the liquid inlet pipe 20 under the action of gravity.
5 outer walls of mounting bracket are symmetrical structure and have seted up two mounting grooves 7, 7 inner walls of mounting groove rotate and are connected with pivot 8, 8 tops of pivot are passed mounting bracket 5 and are extended to its top, 8 circumference outer wall covers in pivot are equipped with torsional spring 9, 9 one ends of torsional spring are connected fixedly with pivot 8, the 9 other ends of torsional spring are connected fixedly with mounting bracket 5, 8 circumference outer walls in pivot have set firmly clamp plate 10, clamp plate 10 is located inside 7 mounting grooves, two clamp plate 10 the inner has set firmly rubber post 11 respectively, rubber post 11 and the 6 outer wall friction contact of automatic water injection tank, handle groove 12 has been seted up on clamp plate 10 surface, through under the effect at torsional spring 9, make clamp plate 10 can extrude fixedly to automatic water injection tank 6.
The inner wall of the liquid inlet pipe 20 is connected with a sealing plug 22 in a sliding manner, the bottom end of the sealing plug 22 extends to the lower part of the port of the connecting pipe 19, the circumferential outer wall of the sealing plug 22 is fixedly provided with a sealing cover 21, the top of the sealing plug 22 is provided with a through hole 23, and the top of the sealing plug 22 is provided with a groove 24.
The utility model provides an inhibitor, including inhibitor body 25, the inhibitor body 25 is installed inside chromatograph 1, and the inhibitor body 25 outer wall has set firmly connecting wire 26, and the inhibitor body 25 top is symmetrical structure and has set firmly two and handle case 27, and the inhibitor body 25 inner wall is symmetrical knot and rotates and be connected with two connecting axles 29, and connecting axle 29 circumference outer wall has set firmly gear 30
Two processing case 27 inner walls all are equipped with fixed disk 32, fixed disk 32 top is symmetrical structure and has set firmly two and restrain post 28, fixed disk 32 circumference outer wall rotates and is connected with and rotates cover 31, it is fixed with processing case 27 to rotate cover 31, connecting axle 29 top is passed and is handled case 27 and be connected fixedly with fixed disk 32, inhibitor body 25 bottom has set firmly motor 33, motor 33 output with along to the inhibitor body 25 inside and be connected fixedly with connecting axle 29, drive two connecting axles 29 through motor 33 and rotate, it rotates to drive fixed disk 32 through connecting axle 29, thereby can make and restrain post 28 and handle the inside rotation of case 27, thereby accelerate and the reaction rate between the solution.
The working principle is as follows: the pressing plates 10 are pressed simultaneously, so that the pressing plates 10 drive the rotating shaft 8 to rotate, the end parts of the two pressing plates 10 are turned over into the mounting grooves 7 at the moment, the automatic water injection tank 6 is placed inside the mounting frame 5 at the top of the base 4, the pressing plates 10 are loosened, under the action of the torsion force of the torsion springs 9, the pressing plates 10 drive the rotating shaft 8 to rotate reversely at the moment, the rubber columns 11 obtained at the end parts of the pressing plates 10 extrude the surface of the automatic water injection tank 6, so that the automatic water injection tank 6 can be fixed, the threaded rod 14 is rotated to enable the threaded rod 14 to move towards the interior of the water injection pipe 13, the sealing block 15 is pushed by the threaded rod 14 to slide downwards along the inner wall of the water injection pipe 13, the sealing block 15 pushes the insertion pipe 16 and the sealing sleeve 17 to move downwards until the bottoms of the insertion pipe 16 and the sealing sleeve 17 are inserted into the automatic water injection tank 6, and the drainage holes 18 on the insertion pipe 16 and the sealing sleeve 17 move to the port part of the connecting pipe 19 at the moment, the sealing cover 21 is pulled upwards to drive the sealing plug 22 to slide upwards along the inner wall of the liquid inlet pipe 20, so that the connecting pipe 19 is communicated with the liquid inlet pipe 20, cleaning liquid is injected into the insertion pipe 16 through the automatic water injection tank 6, the cleaning liquid is injected into the liquid inlet pipe 20 through the insertion pipe 16, and finally the cleaning liquid is conveyed into a detection port in the chromatograph 1 through the liquid inlet pipe 20, so that the internal structure of the chromatograph 1 is cleaned, the threaded rod 14 is rotated reversely, so that the threaded rod 14 respectively pulls the insertion pipe 16 and the sealing sleeve 17 to move upwards along the water injection pipe 13 through the sealing block 15, so that the insertion pipe 16 and the drain hole 18 on the sealing sleeve 17 are moved to the upper part of the end part of the connecting pipe 19, the port of the connecting pipe 19 is sealed through the sealing sleeve 17, and at the moment, the cleaning liquid remained in the connecting pipe 19 can continuously flow into the liquid inlet pipe 20 under the action of gravity, finishing the cleaning work at last, through sealed lid 21 of pushing down, can drive sealing plug 22 and slide down along feed liquor pipe 20, thereby seal the port under connecting pipe 19, in carrying out the testing process, only need to stimulate sealed lid 21 and drive sealing plug 22 and upwards slide along the inner wall of feed liquor pipe 20, make connecting pipe 19 and feed liquor pipe 20 communicate with each other, then through-hole 23 to feed liquor pipe 20 inside pour into detect also can, through pouring into solution inside handling case 27, through handling the inside restraint post 28 of case 27 and reacting with solution, drive connecting axle 29 through motor 33 this moment and rotate, under gear 30's transmission connection, two connecting axles 29 can rotate in step this moment, drive fixed disk 32 through connecting axle 29 and rotate, thereby can make restraint post 28 rotate inside handling case 27.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. An ion chromatograph comprising a chromatograph (1), characterized in that: chromatograph (1) top has set firmly two mounting panels (2), chromatograph (1) top is equipped with connecting plate (3), connecting plate (3) both ends are connected fixedly with two mounting panels (2) respectively, chromatograph (1) top has set firmly base (4), base (4) top has set firmly mounting bracket (5), automatic water injection case (6) have been placed to mounting bracket (5) inner wall, connecting plate (3) inner wall has set firmly water injection pipe (13), water injection pipe (13) outer wall has set firmly connecting pipe (19), chromatograph (1) top has set firmly feed liquor pipe (20), feed liquor pipe (20) are connected fixedly with connecting pipe (19).
2. An ion chromatograph according to claim 1, wherein: the connecting pipe (19) is arranged in an inclined manner, and one end, close to the water injection pipe (13), of the connecting pipe (19) is higher than the other end.
3. An ion chromatograph according to claim 1, wherein: mounting bracket (5) outer wall is symmetrical structure and has seted up two mounting groove (7), mounting groove (7) inner wall rotates and is connected with pivot (8), mounting bracket (5) are passed and extend to its top at pivot (8) top, pivot (8) circumference outer wall cover is equipped with torsional spring (9), pivot (8) circumference outer wall has set firmly clamp plate (10), clamp plate (10) are located inside mounting groove (7).
4. An ion chromatograph according to claim 3, wherein: and one end of the torsion spring (9) is fixedly connected with the rotating shaft (8), and the other end of the torsion spring (9) is fixedly connected with the mounting rack (5).
5. An ion chromatograph according to claim 3, wherein: the inner ends of the two pressing plates (10) are respectively and fixedly provided with a rubber column (11), the rubber columns (11) are in friction contact with the outer wall of the automatic water injection tank (6), and a handle groove (12) is formed in the surface of each pressing plate (10).
6. An ion chromatograph according to claim 1, wherein: water injection pipe (13) top threaded connection has threaded rod (14), threaded rod (14) bottom is passed water injection pipe (13) and is extended to it inside, inside sliding connection of water injection pipe (13) has sealing block (15), sealing block (15) top is rotated with threaded rod (14) and is connected, water injection pipe (13) inner wall sliding connection has seal cover (17), seal cover (17) inside has set firmly intubate (16), sealing block (15) are connected fixedly with seal cover (17) and intubate (16) respectively, wash port (18) have been seted up respectively to seal cover (17) and intubate (16) outer wall.
7. An ion chromatograph according to claim 1, wherein: the liquid inlet pipe (20) is characterized in that a sealing plug (22) is connected to the inner wall of the liquid inlet pipe (20) in a sliding mode, the bottom end of the sealing plug (22) extends to the lower portion of the port of the connecting pipe (19), a sealing cover (21) is fixedly arranged on the outer wall of the circumference of the sealing plug (22), a through hole (23) is formed in the top of the sealing plug (22), and a groove (24) is formed in the top of the sealing plug (22).
8. The utility model provides a suppressor, its characterized in that, including suppressor body (25), install at chromatograph (1) inside suppressor body (25), connecting wire (26) have set firmly on suppressor body (25) outer wall, suppressor body (25) top is symmetrical structure and has set firmly two and handles case (27), suppressor body (25) inner wall is the symmetry and turns to be connected with two connecting axles (29), connecting axle (29) circumference outer wall sets firmly gear (30).
9. A suppressor according to claim 8, wherein: two it all is equipped with fixed disk (32) to handle case (27) inner wall, fixed disk (32) top is symmetrical structure and has set firmly two and restrain post (28), fixed disk (32) circumference outer wall rotates and is connected with and rotates cover (31), it is fixed with handling case (27) to rotate cover (31), connecting axle (29) top is passed and is handled case (27) and be connected fixedly with fixed disk (32), inhibitor body (25) bottom has set firmly motor (33), motor (33) output with along inside and be connected fixedly with connecting axle (29) to inhibitor body (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211289885.2A CN115541800B (en) | 2022-10-20 | 2022-10-20 | Ion chromatograph and inhibitor thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211289885.2A CN115541800B (en) | 2022-10-20 | 2022-10-20 | Ion chromatograph and inhibitor thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115541800A true CN115541800A (en) | 2022-12-30 |
| CN115541800B CN115541800B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211289885.2A Active CN115541800B (en) | 2022-10-20 | 2022-10-20 | Ion chromatograph and inhibitor thereof |
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| CN (1) | CN115541800B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220155265A1 (en) * | 2019-04-01 | 2022-05-19 | Shimadzu Corporation | Ion chromatograph and ion component analysis method |
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| CN210465355U (en) * | 2019-08-22 | 2020-05-05 | 安徽大禹仪器有限公司 | High-pressure ion chromatograph with self-cleaning function |
| CN112505233A (en) * | 2020-11-20 | 2021-03-16 | 浙江绣雨坊贸易有限公司 | High-pressure ion chromatograph with automatic cleaning function |
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2022
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| US20020014446A1 (en) * | 2000-08-02 | 2002-02-07 | Tosoh Corporation | Ion chromatography system for exchanging an ion exchanger in a suppressor and a suppressor means |
| CN101105482A (en) * | 2007-07-27 | 2008-01-16 | 福州大学 | Novel device for electric monolithic capillary column production and its usage method |
| JP2018009943A (en) * | 2016-07-15 | 2018-01-18 | 東ソー株式会社 | Ion chromatograph switching suppressor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20220155265A1 (en) * | 2019-04-01 | 2022-05-19 | Shimadzu Corporation | Ion chromatograph and ion component analysis method |
| US11982653B2 (en) * | 2019-04-01 | 2024-05-14 | Shimadzu Corporation | Ion chromatograph and ion component analysis method |
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| CN115541800B (en) | 2023-05-16 |
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