CN211553876U

CN211553876U - Liquid chromatographic column

Info

Publication number: CN211553876U
Application number: CN201921868158.5U
Authority: CN
Inventors: 周晓渭; 彭功名
Original assignee: Shanghai Zhourui Biotechnology Co ltd
Current assignee: Shanghai Zhourui Biotechnology Co ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-09-22
Anticipated expiration: 2029-11-01

Abstract

The utility model relates to the technical field of chromatographic columns, and discloses a liquid chromatographic column, which solves the problems that the liquid chromatographic column in the current market only filters impurities through a sieve plate, has poor filtering effect, and in addition, the sieve plate is not easy to install and disassemble and is not easy to clean, thereby causing certain trouble to the work of related personnel, the liquid chromatographic column comprises a column tube, the top and the bottom of one side of the column tube are both fixedly connected with a first spring, the utility model discloses, through arranging a first sieve plate, a second sieve plate and the like, the liquid chromatographic column has better filtering effect, through arranging the first spring, the first sieve plate and the second sieve plate and the like, the staff can easily install and disassemble the first sieve plate and the second sieve plate of the liquid chromatographic column, thereby being convenient to clean the first sieve plate and the second sieve plate, to a certain extent, the work of related personnel is facilitated.

Description

Liquid chromatographic column

Technical Field

The utility model belongs to the technical field of the chromatographic column, specifically be a liquid chromatographic column.

Background

The chromatographic column consists of column tube, pressing cap, clamping sleeve, sieve plate, joint, screw, etc. and the liquid chromatographic column is one part for liquid chromatographic analyzer.

But the liquid chromatographic column on the existing market just filters impurity through a sieve, and the filter effect is relatively poor, and in addition, current liquid chromatographic column is difficult for the installation dismantlement to the sieve, is difficult for clearing up it, has caused certain trouble for relevant personnel's work.

Disclosure of Invention

To the above situation, for overcoming prior art's defect, the utility model provides a liquid chromatographic column, the effectual liquid chromatographic column who has solved on the existing market just filters impurity through a sieve, and the filter effect is relatively poor, and in addition, current liquid chromatographic column is difficult for the installation dismantlement to the sieve, is difficult for clearing up it, has caused certain troublesome problem for relevant personnel's work.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a liquid chromatographic column, including the column jacket, the first spring of the equal fixedly connected with in top and bottom of column jacket one side, the first cardboard of the equal fixedly connected with in one end separately of two first springs, the block is connected with first sieve between two first cardboards, the top and the equal fixedly connected with second spring in bottom of column jacket opposite side, the equal fixedly connected with second cardboard in one end separately of two second springs, the block is connected with the second sieve between two second cardboards, there are first cap and the second cap of pressing at the both ends of column jacket threaded connection respectively, on the first cap of pressing and the second cap of pressing respectively fixedly connected with charge-in pipeline and ejection of compact pipeline, the equal threaded connection of one end of charge-in pipeline and the one end of ejection of compact pipeline has sealed cap.

Preferably, first sealing rings are fixedly connected between the column pipe and the first pressure cap and between the column pipe and the second pressure cap, and second sealing rings are fixedly connected between the column pipe and the feeding pipeline and between the column pipe and the discharging pipeline.

Preferably, the column tube is made of stainless steel material, and the first sealing ring and the second sealing ring are made of rubber material.

Preferably, first spout has all been seted up to the top and the bottom of charge-in pipeline one side, and sliding connection has first mount on the first spout, and the first stopper of the equal fixedly connected with in top and the bottom of charge-in pipeline one side contacts respectively between two first mounts and two first stoppers and is connected with two first installation pieces, the first filter screen of fixedly connected with between two first installation pieces.

Preferably, the second spout has all been seted up to the top and the bottom of ejection of compact pipeline one side, and sliding connection has the second mount on the second spout, and the equal fixedly connected with second stopper in top and the bottom of ejection of compact pipeline one side contacts respectively between two second mounts and two second stoppers and is connected with two second installation pieces, fixedly connected with second filter screen between two second installation pieces.

Preferably, one side of each of the two first fixing frames is in threaded connection with a first bolt, and one side of each of the two second fixing frames is in threaded connection with a second bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

1) in the operation, the first sieve plate, the second sieve plate, the first filter screen and the second filter screen are arranged, so that the liquid chromatographic column has a better filtering effect, impurities are filtered by the first filter screen to remove large-particle impurities, and residual impurities are further removed by the first sieve plate, so that the impurity removing effect of the liquid chromatographic column is improved;

2) the utility model discloses a liquid chromatographic column, including first cardboard, second spring and second cardboard, through being provided with first spring, first cardboard, second spring and second cardboard, make the staff comparatively easy install the dismantlement to this liquid chromatographic column's first sieve and second sieve, be convenient for clear up first sieve and second sieve, to a certain extent, relevant personnel's work has been made things convenient for, when the installation, put into the draw-in groove of first cardboard respectively with the one end of second sieve earlier with the one end of first sieve in with the draw-in groove of second cardboard, then extrude first spring and second spring respectively, also put into the draw-in groove of first cardboard and the draw-in groove of second cardboard respectively with the other end of first sieve and the other end of second sieve, can accomplish the installation.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the present invention at B in FIG. 1;

FIG. 4 is a structural view of the first fixing frame of the present invention;

in the figure: 1. a column tube; 2. a first spring; 3. a first clamping plate; 4. a first screen deck; 5. a second spring; 6. a second clamping plate; 7. a second screen deck; 8. a first press cap; 9. a second press cap; 10. a feed conduit; 11. a discharge pipeline; 12. a sealing cap; 13. a second seal ring; 14. a first fixing frame; 15. a first stopper; 16. a first filter screen; 17. a second fixing frame; 18. a second limiting block; 19. a second filter.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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.

In the first embodiment, as shown in fig. 1, the utility model comprises a column tube 1, wherein the top and the bottom of one side of the column tube 1 are fixedly connected with first springs 2, one end of each of the two first springs 2 is fixedly connected with a first clamping plate 3, a first sieve plate 4 is clamped between the two first clamping plates 3, so that a worker can conveniently install and disassemble the first sieve plate 4, the top and the bottom of the other side of the column tube 1 are fixedly connected with second springs 5, one end of each of the two second springs 5 is fixedly connected with a second clamping plate 6, a second sieve plate 7 is clamped between the two second clamping plates 6, so that the worker can conveniently install and disassemble the second sieve plate 7, two ends of the column tube 1 are respectively in threaded connection with a first pressing cap 8 and a second pressing cap 9, a feeding pipeline 10 and a discharging pipeline 11 are respectively fixedly connected on the first pressing cap 8 and the second pressing cap 9, so that materials can conveniently enter and exit from the inside of the column tube 1, one end of the feeding pipeline 10 and one end of the discharging pipeline 11 are both connected with a sealing cap 12 in a threaded mode.

In the second embodiment, on the basis of the first embodiment, as shown in fig. 1, first sealing rings are fixedly connected between the column tube 1 and the first pressure cap 8 and between the column tube 1 and the second pressure cap 9, and second sealing rings 13 are fixedly connected between the column tube 1 and the feeding pipeline 10 and between the column tube 1 and the discharging pipeline 11, so that the liquid chromatography column has better sealing performance.

In the third embodiment, based on the second embodiment, as shown in fig. 1, the column tube 1 is made of stainless steel material, so that the column tube 1 has better rigidity and strength, and the first sealing ring and the second sealing ring 13 are made of rubber material.

Embodiment four, on the basis of embodiment one, by figure 1, figure 2 and figure 4 give, first spout has all been seted up to the top and the bottom of charge-in pipeline 10 one side, sliding connection has first mount 14 on the first spout, the first stopper 15 of the equal fixedly connected with in top and the bottom of charge-in pipeline 10 one side, contact respectively between two first mounts 14 and two first stoppers 15 and be connected with two first installation pieces, the first filter screen 16 of fixedly connected with between two first installation pieces, the staff of being convenient for installs and dismantles first filter screen 16.

Embodiment five, on the basis of embodiment one, given by fig. 1 and fig. 3, the second spout has all been seted up to the top and the bottom of ejection of compact pipeline 11 one side, sliding connection has second mount 17 on the second spout, the equal fixedly connected with second stopper 18 in top and the bottom of ejection of compact pipeline 11 one side, contact respectively between two second mounts 17 and two second stoppers 18 and be connected with two second installation pieces, fixedly connected with second filter screen 19 between two second installation pieces, the staff of being convenient for installs and dismantles second filter screen 19.

Sixth embodiment, on the basis of the fourth and fifth embodiments, as shown in fig. 2 and 3, a first bolt is threadedly connected to one side of each of the two first fixing frames 14, and a second bolt is threadedly connected to one side of each of the two second fixing frames 17, so that the first filter screen 16 and the second filter screen 19 can be conveniently fixed.

The working principle is as follows: during operation, at first open sealed cap 12, fill into certain matrix to the inside of column tube 1, and be connected with the outside pipeline through charge-in pipeline 10 and ejection of compact pipeline 11, this liquid chromatographic column is through the first sieve 4 that sets up, second sieve 7, first filter screen 16 and second filter screen 19, make this liquid chromatographic column have better edulcoration effect, when needs dismantle first sieve 4 and second sieve 7 and wash, at first press cap 8 and second to press cap 9 to take off, then press first spring 2 and second spring 5, take off first sieve 4 and second sieve 7 from first cardboard 3 and second cardboard 6, and then clear away first sieve 4 and second sieve 7.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A liquid chromatography column comprising a column tube (1), characterized in that: the top and the equal fixedly connected with first spring (2) in bottom of pillar pipe (1) one side, the equal fixedly connected with first cardboard (3) in one end separately of two first springs (2), the block is connected with first sieve (4) between two first cardboard (3), the top and the equal fixedly connected with second spring in bottom (5) of pillar pipe (1) opposite side, the equal fixedly connected with second cardboard (6) in one end separately of two second springs (5), the block is connected with second sieve (7) between two second cardboard (6), the both ends of pillar pipe (1) threaded connection respectively have first pressure cap (8) and second pressure cap (9), on first pressure cap (8) and second pressure cap (9) respectively fixedly connected with feed pipeline (10) and ejection of compact pipeline (11), the equal threaded connection in one end of feed pipeline (10) and ejection of compact pipeline (11) has sealing cap (12).

2. A liquid chromatography column as claimed in claim 1, wherein: the device is characterized in that first sealing rings are fixedly connected between the column tube (1) and the first pressure cap (8) and between the column tube (1) and the second pressure cap (9), and second sealing rings (13) are fixedly connected between the column tube (1) and the feeding pipeline (10) and between the column tube (1) and the discharging pipeline (11).

3. A liquid chromatography column as claimed in claim 2, wherein: the column tube (1) is made of stainless steel materials, and the first sealing ring and the second sealing ring (13) are made of rubber materials.

4. A liquid chromatography column as claimed in claim 1, wherein: first spout has all been seted up to the top and the bottom of charge-in pipeline (10) one side, and sliding connection has first mount (14) on the first spout, and the first stopper (15) of the equal fixedly connected with in top and bottom of charge-in pipeline (10) one side contact respectively between two first mounts (14) and two first stoppers (15) and be connected with two first installation pieces, the first filter screen of fixedly connected with (16) between two first installation pieces.

5. A liquid chromatography column as claimed in claim 1, wherein: the second spout has all been seted up to the top and the bottom of ejection of compact pipeline (11) one side, and sliding connection has second mount (17) on the second spout, and the equal fixedly connected with second stopper (18) in top and bottom of ejection of compact pipeline (11) one side contact respectively between two second mounts (17) and two second stoppers (18) and be connected with two second installation pieces, fixedly connected with second filter screen (19) between two second installation pieces.

6. A liquid chromatography column as claimed in claim 4, wherein: one side of each of the two first fixing frames (14) is in threaded connection with a first bolt, and one side of each of the two second fixing frames (17) is in threaded connection with a second bolt.