CN214763472U - Full-automatic adsorption column elution instrument - Google Patents
Full-automatic adsorption column elution instrument Download PDFInfo
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- CN214763472U CN214763472U CN202120176553.8U CN202120176553U CN214763472U CN 214763472 U CN214763472 U CN 214763472U CN 202120176553 U CN202120176553 U CN 202120176553U CN 214763472 U CN214763472 U CN 214763472U
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Abstract
The utility model discloses a full-automatic adsorption column elution appearance of claim, including adsorption column installation mechanism, receiving flask installation mechanism, constant delivery pump, ration feed liquor mechanism and mixing mechanism, adsorption column installation mechanism can hold the adsorption column of treating elution processing, and receiving flask installation mechanism can hold the receiving flask, and wherein the receiving flask can collect the eluant when the adsorption column elutes; the quantitative pump can provide elution solvent for the adsorption column; the quantitative liquid feeding mechanism can quantitatively control the elution of the adsorption column; the mixing mechanism can act on the eluent in the collecting bottle so as to uniformly mix the eluent. The utility model discloses the realization has the simplified structure to the automation of adsorption column elution in proper order, makes things convenient for the effect of elution operation, and to the elution time when the adsorption column elutes, the quantitative operation has all been realized to the elution velocity of flow, elution pressure and follow-up volume of waiting the eluant that detects for the eluate that obtains after this full-automatic adsorption column elution appearance is handled examines the testing result accuracy height of time measuring.
Description
Technical Field
The utility model belongs to the technical field of adsorption column elution handles the relevance, especially relate to a full-automatic adsorption column elution appearance.
Background
At present, the adsorption column is usually eluted by adopting a manual elution mode, the operation is relatively complicated, and the consistency of conditions such as elution time, elution flow rate, elution pressure, elution solvent capacity and the like is difficult to ensure during the manual operation, so that the accuracy of a detection result during the subsequent detection of the eluent is influenced.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a full-automatic adsorption column elution apparatus for solving the technical problems in the prior art.
Specifically, a full-automatic adsorption column elution appearance, its characterized in that includes:
the adsorption column mounting mechanism can accommodate an adsorption column to be eluted;
the collecting bottle mounting mechanism can accommodate a collecting bottle which can collect eluent generated during elution treatment of the adsorption column;
a dosing pump capable of providing an elution solvent to the adsorption column;
the quantitative liquid feeding mechanism can quantitatively control the elution of the adsorption column;
the mixing mechanism can act on the eluent in the collecting bottle so as to uniformly mix the eluent.
In the utility model, through the reasonable structure arrangement, the adsorption column can be automatically eluted in sequence, and the adsorption column has the functions of simplifying the structure and facilitating the elution operation; and when the full-automatic adsorption column elution instrument works, the elution time, the elution flow rate, the elution pressure and the subsequent volume of the eluent to be detected during elution of the adsorption column are all quantified, so that the detection result accuracy during detection of the eluent obtained after treatment by the full-automatic adsorption column elution instrument is high.
As the utility model discloses an optimal scheme, ration feed liquor mechanism is including sealed pressure head and be used for the drive sealed pressure head is used in flexible driving piece on the adsorption column entrance point, it has the feed liquor pipe to connect and communicate on the sealed pressure head, just sealed pressure head passes through the feed liquor pipe with the constant delivery pump intercommunication, so that the constant delivery pump can pass through the feed liquor pipe reaches sealed pressure head is past inject elution solvent in the adsorption column.
The utility model discloses in, ration feed liquor mechanism during operation, with the entrance point of sealed pressure head shutoff adsorption column for the constant delivery pump can be through feed liquor pipe and sealed pressure head toward the interior elution solvent that injects of adsorption column, with this user demand of elution solvent feed liquor when satisfying the elution of adsorption column, make elution solvent can inject into to the elution column in with the mode of constant flow rate, constant pressure in the preset time under the effect of constant delivery pump, and then have the effect of the elution effect when ensureing to the elution of adsorption column.
As the utility model discloses a preferred scheme, ration feed liquor mechanism is still including detecting the sensor, it can detect the follow to detect the eluant that the adsorption column exit end flows out and produce feedback signal, the constant delivery pump can with feedback signal that the detection sensor records is control signal, control injection extremely the capacity of the elution solvent in the adsorption column.
The utility model discloses in, detect and produce feedback signal from the eluent that the adsorption column exit end flowed out when eluting with the detection sensor to use this as the basis, control the constant delivery pump and pour into the capacity to the elution solvent in the adsorption column, realize like this the quantitative control to the eluent that obtains when the adsorption column elutes, control accuracy is high, and then guarantees follow-up accuracy to testing result when the eluent detects.
As the utility model discloses an optimal scheme, adsorption column installation mechanism includes the adsorption column mounting disc and is used for the drive the rotatory first rotary driving piece of adsorption column mounting disc, be equipped with a plurality of adsorption column installation stations, wherein every in the quotation of adsorption column mounting disc adsorption column installation station can hold an adsorption column respectively.
The utility model discloses in, hold the adsorption column with the adsorption column installation station that is equipped with in the quotation of adsorption column mounting disc, not only be convenient for the adsorption column for this adsorption column installation mechanism's dismouting, but this full-automatic adsorption column elution appearance once simultaneous processing a plurality of adsorption columns moreover has the effect that improves this full-automatic adsorption column elution appearance work efficiency.
As a preferred scheme of the present invention, the collecting bottle mounting mechanism includes a collecting tray disposed below the adsorption column mounting tray and a second rotary driving member for driving the collecting tray to rotate, a plurality of collecting bottle mounting stations are disposed on a tray surface of the collecting tray, and each collecting bottle mounting station can accommodate a collecting bottle; the second rotary driving member can drive one of the collecting bottle installation stations on the collecting disc to rotate to a position right below one of the adsorption column installation stations on the adsorption column installation disc so as to collect the eluent which is discharged downwards during elution treatment of the adsorption column.
The utility model discloses in, hold the receiving flask with the receiving flask installation station that is equipped with on the quotation of collecting tray to this is convenient for the receiving flask is for the dismouting of this receiving flask installation mechanism, and this receiving flask installation mechanism passes through the reasonable structure setting of collecting tray and adsorption column mounting disc, utilizes the inside pressure of adsorption column and the action of gravity of eluant self, makes the eluant of arranging down can be automatic fall to the receiving flask in, the eluant of arranging down when so being convenient for the receiving flask to collect the elution of adsorption column.
As a preferred scheme of the utility model, the blending mechanism comprises a linear lifting component and an injector arranged on a moving part of the linear lifting component, and the linear lifting component can drive the injector to be partially inserted downwards into the collecting bottle; the injector is connected and communicated with an air source through a connecting pipe, and the air source can blow air into the collecting bottle through the connecting pipe and the injector so as to uniformly mix the eluent in the collecting bottle.
The utility model discloses in, can utilize the mode of blowing toward the receiving flask in of the syringe that inserts in the receiving flask, realize the effect to the eluent misce bene in the receiving flask to this mixing operation to the eluent in the receiving flask.
As the preferred scheme of the utility model, full-automatic adsorption column elution appearance still includes the switching-over valve, the connecting pipe passes through the switching-over valve respectively with the air supply reaches the constant delivery pump is connected and is linked together, the constant delivery pump can pass through the connecting pipe reaches the syringe is followed draw a certain amount of eluant in the receiving flask.
The utility model discloses in, adopt the mode that the switching-over valve switched the connecting pipe passageway, utilize the constant delivery pump to draw a certain amount of eluant in from the receiving flask to this reaches the purpose to the interior eluant sample of receiving flask, and then the follow-up detection operation to the eluant of being convenient for.
As the utility model discloses an optimized scheme, still be equipped with a plurality of sample bottle installation stations, wherein every on the quotation of collecting tray sample bottle installation station can hold a sample bottle respectively, the constant delivery pump can follow the eluant that the ration was drawed in the collecting bottle is injected into to in the sample bottle.
The utility model discloses in, through the reasonable structure setting of above-mentioned collecting tray for full-automatic adsorption column elution appearance can be accomplished the laying out storage to the eluant of drawing in the collecting bottle with the sample bottle, the follow-up detection to the eluant of being convenient for further.
As the utility model discloses a preferred scheme, full-automatic adsorption column elution appearance still includes the washing needle subassembly, the washing needle subassembly sets up the below position of catch tray, wherein the vacancy breach has been seted up in the quotation of catch tray, sharp lifting unit can drive the syringe is via vacancy breach inserts downwards to in the washing needle subassembly, with the washing needle subassembly is right the syringe washs the processing.
The utility model discloses in, can wash the syringe with the washing needle subassembly of arranging the catch tray below in, avoid taking place mutual interference between the different eluents when carrying out the mixing operation because of this full-automatic adsorption column elution appearance during operation to the eluant that obtains behind the elution processing of different adsorption columns, and then ensure follow-up accuracy to testing result when different eluents detect.
As the preferred scheme of the utility model, full-automatic adsorption column elution appearance still includes microcontroller, microcontroller can be right the dosing pump quantitative feed liquor mechanism reaches mixing mechanism carries out cooperative control.
The utility model discloses in, realize the control to this full-automatic adsorption column elution appearance work with microcontroller for the cooperation operation between each module on the full-automatic adsorption column elution appearance, in order to satisfy the user demand to the automatic elution operation of adsorption column realization.
Drawings
Fig. 1 is a schematic structural view of a full-automatic adsorption column elution apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of another viewing angle of the full-automatic adsorption column elution apparatus according to an embodiment of the present invention.
Wherein, 11, the adsorption column mounting plate; 111. an adsorption column mounting station; 12. a first rotary drive member; 21. a collection tray; 211. a collection bottle mounting station; 212. a sample bottle installation station; 22. a second rotary drive; 30. a constant delivery pump; 41. sealing the pressure head; 42. a telescopic driving member; 421. mounting a bracket; 43. a liquid inlet pipe; 44. a detection sensor; 51. a linear lifting assembly; 52. an injector; 53. a connecting pipe; 60. a needle washing assembly; 70. a microcontroller; 101. a reversing valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 and 2, a full-automatic adsorption column elution apparatus according to an embodiment of the present invention includes an adsorption column mounting mechanism, a collection bottle mounting mechanism, a quantitative pump 30, a quantitative liquid feeding mechanism, and a mixing mechanism.
The adsorption column mounting mechanism can accommodate an adsorption column (not shown) to be eluted. That is, when the fully automatic adsorption column elution apparatus of the present embodiment is operated, the adsorption column to be eluted is specifically attached to the adsorption column attachment mechanism.
Specifically, adsorption column installation mechanism of this embodiment includes adsorption column mounting disc 11, and be used for driving the rotatory first rotary driving piece 12 of adsorption column mounting disc 11, be equipped with a plurality of adsorption column installation stations 111 on the quotation of adsorption column mounting disc 11, wherein every adsorption column installation station can hold an adsorption column respectively, so that the adsorption column for this adsorption column installation mechanism's dismouting, and be equipped with a plurality of adsorption column installation stations 111 on this adsorption column mounting disc 11, make this full-automatic adsorption column elution appearance can install a plurality of adsorption columns simultaneously, then elute the adsorption column in proper order, have the effect that improves this full-automatic adsorption column elution appearance work efficiency.
Wherein, the first rotary driving member 12 of this embodiment is set as a driving motor, and the driving motor can drive the adsorption column mounting station 111 on the adsorption column mounting disc 11 to move to the position of the quantitative liquid feeding mechanism in turn, and the elution solvent is injected into the adsorption column by the quantitative pump 30. That is, the quantitative liquid feeding mechanism of the present embodiment is disposed at a position where one of the adsorption column mounting stations 111 on the adsorption column mounting plate 11 is located, and the first rotary driving member 12 can drive each adsorption column mounting station 111 on the adsorption column mounting plate 11 to sequentially pass through the position where the quantitative liquid feeding mechanism is located.
The collection bottle mounting mechanism of the present embodiment can accommodate a collection bottle (not shown) that can collect the eluate discharged downward during the elution process by the adsorption column.
Specifically, the collecting bottle mounting mechanism of the present embodiment includes a collecting tray 21 disposed below the adsorption column mounting tray 11, and a second rotary driving member 22 for driving the collecting tray 21 to rotate, and a plurality of collecting bottle mounting stations 211 are disposed on a tray surface of the collecting tray 21, where each collecting bottle mounting station 211 can accommodate one collecting bottle.
It can be understood that, the number of the collecting bottle mounting stations 211 on the collecting tray 21 of the present embodiment is equal to the number of the adsorption column mounting stations 111 on the adsorption column mounting tray 11, so that when the full-automatic adsorption column elution apparatus works, each collecting bottle disposed on the collecting bottle mounting station 211 can respectively and correspondingly collect the eluent discharged from the lower row during the elution process of the adsorption column disposed on the adsorption column mounting station 111.
In this embodiment, the second rotary driving element 22 of this embodiment can drive one of the collection bottle installation stations 211 on the collection tray 21 to rotate to the position under one of the adsorption column installation stations 111 on the adsorption column installation tray 11, so that when the full-automatic adsorption column elution apparatus works, the internal pressure of the adsorption column and the gravity action of the eluent itself are utilized, and the eluent discharged from the lower row of the adsorption column can automatically fall into the collection bottle, so that the collection bottle collects the eluent discharged from the lower row of the adsorption column during elution. The second rotary drive member 22 of the present embodiment is also a drive motor, similarly to the first rotary drive member 12.
In the present embodiment, the quantitative pump 30 of the present embodiment can supply the elution solvent to the adsorption column to meet the use requirement of the elution process of the adsorption column.
It can be understood that, the full-automatic adsorption column elution instrument of this embodiment can utilize the structural characteristics of constant delivery pump 30, realizes that the elution solvent is injected into the adsorption column in the mode of timing, constant flow rate, and constant pressure.
The quantitative liquid feeding mechanism of the embodiment can quantitatively control the eluent which is discharged to the collecting bottle from the lower row of the adsorption column.
Specifically, this embodiment's ration feed liquor mechanism is including sealed pressure head 41, and be used for the drive to seal pressure head 41 and act on the flexible driving piece 42 on the adsorption column entrance point, it has feed liquor pipe 43 to connect and communicate on the sealed pressure head 41, and sealed pressure head 41 passes through feed liquor pipe 43 and constant delivery pump 30 intercommunication, so that constant delivery pump 30 can inject the elution solvent into the adsorption column through feed liquor pipe 43 and sealed pressure head 41, with this user demand of elution solvent feed liquor when satisfying the elution column elution, make the elution solvent can be at the constant flow rate in the time of predetermineeing under the effect of constant delivery pump 30, the mode of constant pressure is injected into to the elution column in, and then have the elution effect when ensureing to the elution column.
The telescopic driving member 42 of the present embodiment is a telescopic cylinder, the sealing ram 41 is fixed on the end of the telescopic rod on the telescopic cylinder, and the cylinder body of the telescopic cylinder is fixed on the mounting bracket 421 erected above the adsorption column mounting plate 11, so as to realize the assembly connection of the quantitative liquid feeding mechanism on the full-automatic adsorption column elution apparatus.
The quantitative liquid feeding mechanism of the embodiment further comprises a detection sensor 44, the detection sensor 44 can detect the eluent flowing out from the outlet end of the adsorption column and generate a feedback signal, the quantitative pump 30 can use the feedback signal detected by the detection sensor 44 as a control signal to control the volume of the elution solvent injected into the adsorption column, so that the quantitative control on the eluent obtained after the elution of the adsorption column is achieved, the control precision is high, and the accuracy of the detection result in the follow-up detection of the eluent is ensured. That is, the quantitative pump 30 of the fully automatic adsorption column elution apparatus according to the present embodiment performs constant volume control on the elution solvent re-injected into the adsorption column by the quantitative pump 30 after receiving the feedback signal of the detection sensor 44, so that the amount of the elution solvent quantified by the quantitative pump 30 is equal to the amount of the elution liquid obtained after elution by the adsorption column.
It can be understood that, through the above mode, the full-automatic adsorption column elution instrument of this embodiment can realize carrying out constant volume control to the eluant of adsorption column elution, replaces artifical manual range estimation constant volume, has the effect that improves work efficiency, ensures the accurate control of the capacity of the produced eluant after the adsorption column elution is handled. The detection sensor 44 of the present embodiment is specifically a photoelectric sensor, and when the photoelectric sensor detects that the eluent flows out of the outlet end of the adsorption column, the photoelectric sensor generates a feedback signal and uses the feedback signal as a control signal for controlling the constant volume of the quantitative pump 30.
The mixing mechanism of this embodiment can act on the eluant in the receiving flask to make the eluant misce bene, make the eluant that obtains after the adsorption column elution processing satisfy the user demand of follow-up detection.
Specifically, the kneading mechanism of the present embodiment includes a linear elevating unit 51 and an injector 52 provided on a moving part of the linear elevating unit 51, and the linear elevating unit 51 can drive a part of the injector 52 to be inserted downward into the collection bottle; wherein, the injector 52 is connected with the gas source (not shown) through the connecting tube 53, and the gas source can blow into the collecting bottle through the connecting tube 53 and the injector 52, so as to mix the eluent in the collecting bottle uniformly. That is to say, the full-automatic adsorption column elution instrument of this embodiment utilizes the mode of blowing to realize the operation to the homogeneous mixing of the eluant in the receiving flask to this is convenient for the mixing operation to the eluant in the receiving flask. The linear elevating assembly 51 of the present embodiment is specifically a transmission structure in which a screw rod is engaged with a driving nut, and the screw rod is rotated and the driving nut is driven to elevate by the screw rod through the screw engagement between the screw rod and the driving nut.
In this embodiment, the full-automatic adsorption column elution apparatus of this embodiment further includes a reversing valve 101, the connection pipe 53 is connected and communicated with the gas source and the quantitative pump 30 through the reversing valve 101, and the quantitative pump 30 can extract a certain amount of eluent from the collection bottle through the connection pipe 53 and the syringe 52.
As can be seen from the above, when the full-automatic adsorption column elution apparatus of the present embodiment works, and when the elution liquid in the collection bottle needs to be uniformly mixed, the reversing valve 101 is switched to the gear where the connecting pipe 53 is communicated with the gas source; when a certain amount of eluent needs to be extracted from the collection bottle, the reversing valve 101 is switched to a gear position at which the connecting pipe 53 is communicated with the fixed displacement pump 30, and the fixed displacement pump 30 sucks air from the connecting pipe 53, and the syringe 52 sucks a certain amount of eluent from the collection bottle.
In the present embodiment, the selector valve 101 of the present embodiment is a four-way selector valve, one passage is connected and communicated between the four-way selector valve and the fixed displacement pump 30, and the other three passages of the four-way selector valve are respectively connected to the liquid inlet pipe 43, the gas source, and the connecting pipe 53.
Wherein, still be equipped with a plurality of sample bottle installation positions 212 on the quotation of catch tray 21 of this embodiment, wherein every sample bottle installation position 212 can hold a sample bottle respectively (not shown), the ration pump 30 can pour into the sample bottle with the eluant of following the quantitative extraction in the catch bottle in, make this full-automatic adsorption column elution appearance during operation, syringe 52 carries out the mixing back to the eluant in the catch bottle, can also carry out quantitative sampling from the eluant in the catch bottle through syringe 52 for the ration pump 30, and directly deposit the eluant that obtains after the sample in the sample bottle that lies in sample bottle installation position 212 on catch tray 21, have the follow-up effect that detects the eluant of being convenient for further.
As the utility model discloses a preferred scheme, this embodiment's full-automatic adsorption column elution appearance still includes wash needle subassembly 60, wash needle subassembly 60 sets up the below position at catch tray 21, wherein seted up vacancy breach (not shown) in the quotation of catch tray 21, sharp lifting unit 51 can drive syringe 52 and insert downwards to wash needle subassembly 60 in through vacancy breach, in order to wash syringe 52 with wash needle subassembly 60, avoid carrying out mixing and the mutual interference between the different eluents when taking a sample the operation because of the eluant that this full-automatic adsorption column elution appearance during operation obtained after handling different adsorption columns elution, and then guarantee follow-up accuracy to testing result when different eluents detect.
In addition, it should be noted that the full-automatic adsorption column elution apparatus of the present embodiment further includes a microcontroller 70, and the microcontroller 70 can cooperatively control the quantitative pump 30, the quantitative liquid feeding mechanism and the uniform mixing mechanism, so that the modules on the full-automatic adsorption column elution apparatus cooperatively operate, and the use requirement for realizing the automatic elution operation of the adsorption column is met.
According to the above, the utility model discloses a full-automatic adsorption column elution appearance during operation can install respectively correspondingly to adsorption column installation mechanism and collecting bottle installation mechanism with pending adsorption column, the collecting bottle that is used for collecting the eluant earlier, then with this full-automatic adsorption column elution appearance work of microcontroller 70 control, can elute the processing to adsorption column on the adsorption column installation mechanism in proper order. It can be understood that the full-automatic adsorption column elution appearance during operation of this embodiment elutes the adsorption column in proper order, compare in eluting the adsorption column simultaneously, have the pipeline and the structure of simplifying this full-automatic adsorption column elution appearance, also simplified operating personnel's operation, save and respectively use the tube coupling with the entrance point and the exit end of adsorption column for this full-automatic adsorption column elution appearance can be according to the demand of using, carry out quantitative control respectively according to the demand of using with the eluant when eluting every adsorption column.
To sum up, the utility model discloses a full-automatic adsorption column elution appearance through the reasonable setting of above-mentioned structure, can realize the automation of elution to the adsorption column in proper order, has the simplified structure, makes things convenient for the effect of elution operation, makes this full-automatic adsorption column elution appearance during operation, to the elution time when the adsorption column elutes, elution velocity of flow, elution pressure and follow-up volume of the eluant that detects have all realized the ration, makes the detection result accuracy when detecting the eluant that obtains after this full-automatic adsorption column elution appearance operation high; simultaneously, this full-automatic adsorption column elution appearance integrated setting has the effect that reduces this full-automatic adsorption column elution appearance overall structure size.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides a full-automatic adsorption column elution appearance which characterized in that includes:
the adsorption column mounting mechanism can accommodate an adsorption column to be eluted, the adsorption column mounting mechanism comprises an adsorption column mounting disc and a first rotary driving piece for driving the adsorption column mounting disc to rotate, a plurality of adsorption column mounting stations are arranged on the disc surface of the adsorption column mounting disc, and each adsorption column mounting station can accommodate one adsorption column;
the collecting bottle mounting mechanism can accommodate a collecting bottle which can collect eluent generated during elution treatment of the adsorption column;
a dosing pump capable of providing an elution solvent to the adsorption column;
the quantitative liquid feeding mechanism can quantitatively control the elution of the adsorption column;
the mixing mechanism can act on the eluent in the collection bottle so as to uniformly mix the eluent;
and the microcontroller can cooperatively control the quantitative pump, the quantitative liquid inlet mechanism and the blending mechanism.
2. The full-automatic adsorption column elution instrument according to claim 1, wherein the quantitative liquid feeding mechanism comprises a sealing pressure head and a telescopic driving member for driving the sealing pressure head to act on the inlet end of the adsorption column, the sealing pressure head is connected and communicated with a liquid feeding pipe, and the sealing pressure head is communicated with the quantitative pump through the liquid feeding pipe, so that the quantitative pump can inject elution solvent into the adsorption column through the liquid feeding pipe and the sealing pressure head.
3. The full-automatic adsorption column elution instrument according to claim 2, wherein the quantitative liquid feeding mechanism further comprises a detection sensor, the detection sensor is capable of detecting the eluent flowing out from the outlet end of the adsorption column and generating a feedback signal, and the quantitative pump is capable of controlling the volume of the elution solvent injected into the adsorption column by using the feedback signal detected by the detection sensor as a control signal.
4. The full-automatic adsorption column elution instrument according to claim 1, wherein the collection bottle mounting mechanism comprises a collection tray arranged below the adsorption column mounting tray and a second rotary driving member for driving the collection tray to rotate, a plurality of collection bottle mounting stations are arranged on a tray surface of the collection tray, and each collection bottle mounting station can accommodate one collection bottle; the second rotary driving member can drive one of the collecting bottle installation stations on the collecting disc to rotate to a position right below one of the adsorption column installation stations on the adsorption column installation disc so as to collect the eluent which is discharged downwards during elution treatment of the adsorption column.
5. The full-automatic adsorption column elution instrument according to claim 4, wherein the mixing mechanism comprises a linear lifting assembly and an injector arranged on a moving part of the linear lifting assembly, and the linear lifting assembly can drive a part of the injector to be inserted downwards into the collection bottle; the injector is connected and communicated with an air source through a connecting pipe, and the air source can blow air into the collecting bottle through the connecting pipe and the injector so as to uniformly mix the eluent in the collecting bottle.
6. The full-automatic adsorption column elution instrument according to claim 5, further comprising a reversing valve, wherein the connection pipe is connected and communicated with the gas source and the quantitative pump through the reversing valve, and the quantitative pump can extract a certain amount of eluent from the collection bottle through the connection pipe and the syringe.
7. The full-automatic adsorption column elution instrument according to claim 6, wherein a plurality of sample bottle installation stations are further disposed on the tray surface of the collection tray, each sample bottle installation station can accommodate one sample bottle, and the quantitative pump can quantitatively extract the elution liquid from the collection bottle and inject the elution liquid into the sample bottle.
8. The full-automatic adsorption column elution instrument according to claim 6, further comprising a needle washing assembly, wherein the needle washing assembly is disposed below the collection tray, a vacant notch is formed in a tray surface of the collection tray, and the linear lifting assembly can drive the syringe to pass through the vacant notch and be inserted downwards into the needle washing assembly, so that the needle washing assembly can be used for cleaning the syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120176553.8U CN214763472U (en) | 2021-01-22 | 2021-01-22 | Full-automatic adsorption column elution instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120176553.8U CN214763472U (en) | 2021-01-22 | 2021-01-22 | Full-automatic adsorption column elution instrument |
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| CN214763472U true CN214763472U (en) | 2021-11-19 |
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| CN202120176553.8U Active CN214763472U (en) | 2021-01-22 | 2021-01-22 | Full-automatic adsorption column elution instrument |
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