CN215972826U

CN215972826U - Liquid chromatographic column strorage device

Info

Publication number: CN215972826U
Application number: CN202121870643.3U
Authority: CN
Inventors: 陈德君; 徐新东; 董成贺; 陈�峰; 王群行; 裔思远
Original assignee: Yangzhou Branch Technology Co ltd
Current assignee: Yangzhou Branch Technology Co ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-03-08
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a liquid chromatographic column storage device, which relates to the field of auxiliary devices in a chromatographic purification process, and comprises the following steps: the main part, top one side of main part is provided with the dead lever, the top of main part is provided with the promotion groove, one side in promotion groove is provided with the removal montant that runs through to the main part is inside. According to the utility model, the fixing mechanism is arranged, the second placing block rotates and drives the fixing block to rotate, when the fixing block rotates to a vertical position, the fixing block enters the first placing block and extrudes the first rack to move, the first spring is stressed and extruded, the first rack moves to drive the moving column to move, when the fixing block completely enters the first placing block, the moving column completely enters a hole in the fixing block, the fixing block is clamped with the moving column, namely, the second placing block is fixed with the first placing block, and the chromatographic column is favorably and rapidly fixed in an annular groove formed by the first placing block and the second placing block through the structure.

Description

Liquid chromatographic column strorage device

Technical Field

The utility model relates to the field of auxiliary devices in a chromatographic purification process, in particular to a liquid chromatographic column storage device.

Background

The chromatographic technique is also called as chromatographic technique, and the working principle is that a medium with certain attributes is filled in a cylindrical straight pipe, a sample to be purified and various buffer solvents are used as mobile phases and pass through a stationary phase at one time, the sample to be purified can be separated according to different physicochemical properties such as size, charge, hydrophobicity and the like according to different attributes of the stationary phase, the sample to be purified flows out of a chromatographic column according to different sequences, and target substances with smaller attribute ranges can be obtained by selectively collecting effluent liquids at different stages, so that the purpose of purification is achieved.

According to chinese patent No. CN 211955346U, a liquid chromatography column strorage device is provided, comprising a base plate, the upper end surface of bottom plate is close to the position at middle part and has seted up the spout, and the upper end surface of bottom plate is close to the first bracing piece of the fixed position of one side, the upper end surface fixedly connected with mounting panel of first bracing piece, and the upper end surface of mounting groove has seted up the arc wall, the inside sliding connection of spout has the second bracing piece, and the upper end surface also fixedly connected with mounting panel of second bracing piece, the position fixedly connected with slider that one side surface of second bracing piece is close to the lower extreme. The utility model can be adjusted according to the length of the liquid chromatographic column, thereby being suitable for the liquid chromatographic columns with different specifications, and the liquid chromatographic columns can be maintained in the storage process, thereby improving the working efficiency of a laboratory and prolonging the service life of the liquid chromatographic columns.

This patent in use exists and can't carry out quick effectual fixed operation to the piece of placing the chromatographic column, places the phenomenon that the piece easily takes place not hard up to open and leads to the chromatographic column roll-off, is unfavorable for staff's work, and this patent in use has to carry out the bolt fastening after adjusting length, has reduced the availability factor of device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem that the placing block cannot be fixed and the adjusting efficiency is low, a liquid chromatographic column storage device is provided.

In order to achieve the purpose, the utility model provides the following technical scheme: a liquid chromatography column storage unit comprising:

the fixing rod is arranged on one side of the top end of the main body, the pushing groove is formed in the top end of the main body, and a movable vertical rod penetrating into the main body is arranged on one side of the pushing groove;

the first placing block is positioned at the top end of the fixing rod, and the second placing block is arranged at the top end of the first placing block;

the pressing column is positioned on one side, close to the movable vertical rod, of the top end of the main body;

the fixing mechanism is used for fixing the second placing block and the first placing block and consists of a clamping block unit, a rotating unit and a moving unit;

the adjusting mechanism is used for timely locking the moved vertical rod after moving and comprises a rack unit and a sliding unit.

As a still further scheme of the utility model: the rotation unit is including setting up No. two place a one end and run through to No. two dwangs of placing the inside of piece, one side of dwang is provided with the rotation fluted disc, the bottom of rotating the fluted disc is provided with a gear, a gear and an inner wall rotation connection of placing the piece.

As a still further scheme of the utility model: the mobile unit is including setting up the rack of placing the piece inside one number, a rack is located the one end of a gear, one side of a rack is provided with a spring, the inner wall fixed connection of placing the piece for one number spring and one number, one side of rotating the fluted disc is provided with the screw thread post.

As a still further scheme of the utility model: the fixture block unit is including setting up the fixed block on placing a one side top No. two, the top one end of placing a piece No. one be provided with fixed block assorted recess, one side of screw thread post is provided with the removal post, one side of fixed block is provided with the hole that runs through to the fixed block is inside, the hole is with removing post assorted.

As a still further scheme of the utility model: the rack unit is including setting up No. two racks in the main part is inside, No. two racks are located the bottom of pressing the post, the bottom of No. two racks is provided with No. two springs, the inner wall fixed connection of No. two springs and main part, the one end of No. two racks is provided with No. two gears, the one end of No. two gears is provided with No. three racks.

As a still further scheme of the utility model: the sliding unit is including setting up the connecting rod in the main part is inside, the connecting rod is located one side of No. three racks, the inside of main part is provided with a plurality of fixed fixture blocks, and is a plurality of fixed fixture block cup joints in the outer wall of connecting rod, the top of fixed fixture block is provided with No. three springs, the inner wall fixed connection of No. three springs and main part, the bottom of fixed fixture block sets up to the cambered surface form, the bottom of removing the montant is provided with the movable plate of cup jointing in the main part, one side of movable plate sets up to the cambered surface form, the top of movable plate be provided with fixed fixture block assorted draw-in groove.

As a still further scheme of the utility model: the inside of removing the post is provided with screw thread post assorted screw thread, the one end of removing the post is provided with spacing slider, the inside of placing the piece No. one be provided with spacing slider assorted spacing spout.

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

1. the movable vertical rod is moved by the adjusting mechanism, the movable vertical rod is moved to drive the movable plate to move, the movable plate moves and extrudes the bottom end of the fixed clamping block, so that the fixed clamping block is driven to move upwards, the third spring is compressed under stress, when the fixed clamping block and the clamping groove at the top end of the movable plate are located at the same vertical position, the third spring resets and drives the fixed clamping block to reset, and the movable vertical rod stops moving until the fixed clamping block and the fixed clamping block are adjusted to the proper length;

2. through setting up fixed establishment, No. two place the piece and rotate and drive the fixed block and rotate, when the fixed block rotates to vertical position, the fixed block gets into the inside of placing the piece and extrudees a rack and removes No. one, a spring atress extrusion, a rack removes and drives the removal post and removes, when the fixed block gets into the inside of placing the piece totally, remove the post and get into the inside hole of fixed block totally, fixed block and removal post block, it is fixed with a piece of placing to place the piece promptly No. two, be favorable to the chromatographic column to be fixed in a ring channel of placing the piece and forming with No. two through this structure fast.

Drawings

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

FIG. 2 is a schematic structural view of a fixing mechanism according to the present invention;

FIG. 3 is a schematic view of an adjustment mechanism according to the present invention;

fig. 4 is an enlarged schematic view of the structure at the position a of the present invention.

In the figure: 1. a main body; 2. moving the vertical rod; 3. pressing the column; 4. a push groove; 5. fixing the rod; 6. a first placing block; 7. placing a block II; 8. a fixed block; 9. a first spring; 10. rotating the rod; 11. rotating the fluted disc; 12. a threaded post; 13. a first gear; 14. moving the column; 15. a first rack; 16. a second rack; 17. a second gear; 18. a third rack; 19. a second spring; 20. a connecting rod; 21. fixing the fixture block; 22. a third spring; 23. and (5) moving the plate.

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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by persons skilled in the art of auxiliary devices in the chromatographic purification process without creative labor based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those of ordinary skill in the art of auxiliary devices in the present chromatographic purification process. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a liquid chromatography column storage apparatus includes:

the fixing device comprises a main body 1, wherein a fixing rod 5 is arranged on one side of the top end of the main body 1, a pushing groove 4 is arranged on the top end of the main body 1, and a movable vertical rod 2 penetrating into the main body 1 is arranged on one side of the pushing groove 4;

the first placing block 6 is positioned at the top end of the fixing rod 5, and the second placing block 7 is arranged at the top end of the first placing block 6;

the pressing column 3 is positioned on one side, close to the movable vertical rod 2, of the top end of the main body 1;

the fixing mechanism is used for fixing the second placing block 7 and the first placing block 6 and comprises a clamping block unit, a rotating unit and a moving unit;

the adjusting mechanism is used for timely locking the moving vertical rod 2 after moving and comprises a rack unit and a sliding unit.

Please refer to fig. 2, the rotating unit includes a rotating rod 10 disposed at one end of the second placing block 7 and penetrating into the second placing block 7, a rotating fluted disc 11 is disposed at one side of the rotating rod 10, a first gear 13 is disposed at a bottom end of the rotating fluted disc 11, and the first gear 13 is rotatably connected to an inner wall of the first placing block 6, so that the rotating rod 10 can be rotated to drive the rotating fluted disc 11 to rotate.

Please refer to fig. 2, the moving unit includes a first rack 15 disposed inside the first placing block 6, the first rack 15 is located at one end of the first gear 13, a first spring 9 is disposed on one side of the first rack 15, the first spring 9 is fixedly connected to an inner wall of the first placing block 6, and a threaded post 12 is disposed on one side of the rotating fluted disc 11, so that the first rack 15 can move to drive the threaded post 12 to rotate.

Please refer to fig. 2, the clamping block unit includes a fixing block 8 disposed on the top end of one side of the second placing block 7, one end of the top end of the first placing block 6 is provided with a groove matched with the fixing block 8, one side of the threaded post 12 is provided with a moving post 14, one side of the fixing block 8 is provided with a hole penetrating to the inside of the fixing block 8, the hole is matched with the moving post 14, and the structure is favorable for the fixing block 8 to move downwards and extrude the first rack 15 to move, so that the moving post 14 is favorable for moving and clamping into the hole inside of the fixing block 8.

Please refer to fig. 3, the rack unit includes a second rack 16 disposed inside the main body 1, the second rack 16 is located at the bottom end of the pressing column 3, a second spring 19 is disposed at the bottom end of the second rack 16, the second spring 19 is fixedly connected with the inner wall of the main body 1, a second gear 17 is disposed at one end of the second rack 16, and a third rack 18 is disposed at one end of the second gear 17, so that the pressing column 3 can be driven by the second rack to move the third rack 18 upwards, and the third rack 18 can be driven by the connecting rod 20 to move upwards.

Please refer to fig. 3, the sliding unit includes a connecting rod 20 disposed inside the main body 1, the connecting rod 20 is disposed at one side of the third rack 18, a plurality of fixed blocks 21 are disposed inside the main body 1, the plurality of fixed blocks 21 are sleeved on an outer wall of the connecting rod 20, a third spring 22 is disposed at a top end of the fixed block 21, the third spring 22 is fixedly connected to an inner wall of the main body 1, a bottom end of the fixed block 21 is arc-shaped, a moving plate 23 sleeved on the main body 1 is disposed at a bottom end of the movable vertical rod 2, one side of the moving plate 23 is arc-shaped, a clamping groove matched with the fixed block 21 is disposed at a top end of the moving plate 23, and by using the structure, the movable vertical rod 2 is moved to drive the moving plate 23 to move, so that the moving plate 23 is moved and the fixed block 21 is pushed to move upward.

Please refer to fig. 2, the inside of the movable column 14 is provided with a thread matching with the threaded column 12, one end of the movable column 14 is provided with a limit slider, and the inside of the first placing block 6 is provided with a limit chute matching with the limit slider, so that the structure is favorable for the threaded column 12 to rotate to drive the movable column 14 to move, and the movable column 14 does not rotate during moving.

The working principle of the utility model is as follows: before the device is used, the movable vertical rod 2 is required to be adjusted according to the length of a chromatographic column, the movable vertical rod 2 is moved to drive the movable plate 23 to move, the movable plate 23 moves and extrudes the bottom end of the fixed clamping block 21, so that the fixed clamping block 21 is driven to move upwards, the third spring 22 is stressed and compressed, when the fixed clamping block 21 and the clamping groove at the top end of the movable plate 23 are in the same vertical position, the third spring 22 resets and drives the fixed clamping block 21 to reset, the movable vertical rod 2 can be stopped to move until the proper length is adjusted, the structure is favorable for adjusting the proper length for placing the chromatographic column, is favorable for automatically fixing the device after the adjustment operation is finished, the adjustment efficiency is improved, then the chromatographic column is placed at the top end of the first placing block 6, the second placing block 7 is closed after the placement is finished, the second placing block 7 rotates and drives the fixed block 8 to rotate, when fixed block 8 rotates to vertical position, fixed block 8 gets into the inside of placing piece 6 No. one and extrudees a rack 15 and removes, spring 9 atress extrusion No. one, a rack 15 removes and drives a gear 13 and rotate, a gear 13 rotates and drives rotating fluted disc 11 and rotate, rotating fluted disc 11 rotates and drives the rotation of screw post 12, screw post 12 rotates and drives and removes post 14 and remove, when fixed block 8 gets into the inside of placing piece 6 completely No. one, remove post 14 and get into in the inside hole of fixed block 8 completely, fixed block 8 and removal post 14 block, it is fixed with placing piece 6 No. two promptly to place piece 7, be favorable to the chromatographic column to be fixed in the ring channel that placing piece 6 and placing piece 7 No. two formed fast through this structure.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art of auxiliary devices in the art of chromatographic purification processes should be considered to be within the scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the present invention.

Claims

1. A liquid chromatography column storage device, comprising:

the device comprises a main body (1), wherein a fixed rod (5) is arranged on one side of the top end of the main body (1), a pushing groove (4) is formed in the top end of the main body (1), and a movable vertical rod (2) penetrating into the main body (1) is arranged on one side of the pushing groove (4);

the first placing block (6) is positioned at the top end of the fixing rod (5), and the second placing block (7) is arranged at the top end of the first placing block (6);

the pressing column (3) is positioned on one side, close to the movable vertical rod (2), of the top end of the main body (1);

the fixing mechanism is used for fixing the second placing block (7) and the first placing block (6) and comprises a clamping block unit, a rotating unit and a moving unit;

the adjusting mechanism is used for timely locking the moving vertical rod (2) after moving and comprises a rack unit and a sliding unit.

2. The liquid chromatography column storage device as claimed in claim 1, wherein the rotating unit comprises a rotating rod (10) which is arranged at one end of the second placing block (7) and penetrates into the second placing block (7), a rotating fluted disc (11) is arranged on one side of the rotating rod (10), a first gear (13) is arranged at the bottom end of the rotating fluted disc (11), and the first gear (13) is rotatably connected with the inner wall of the first placing block (6).

3. The liquid chromatography column storage device as claimed in claim 2, wherein the moving unit comprises a first rack (15) arranged inside the first placing block (6), the first rack (15) is located at one end of the first gear (13), a first spring (9) is arranged on one side of the first rack (15), the first spring (9) is fixedly connected with the inner wall of the first placing block (6), and a threaded column (12) is arranged on one side of the rotating fluted disc (11).

4. The liquid chromatography column storage device as claimed in claim 3, wherein the fixture block unit comprises a fixed block (8) arranged at the top end of one side of the second placing block (7), one end of the top end of the first placing block (6) is provided with a groove matched with the fixed block (8), one side of the threaded column (12) is provided with a moving column (14), one side of the fixed block (8) is provided with a hole penetrating into the fixed block (8), and the hole is matched with the moving column (14).

5. The liquid chromatography column storage device as claimed in claim 1, wherein the rack unit comprises a second rack (16) arranged inside the main body (1), the second rack (16) is located at the bottom end of the pressing column (3), a second spring (19) is arranged at the bottom end of the second rack (16), the second spring (19) is fixedly connected with the inner wall of the main body (1), a second gear (17) is arranged at one end of the second rack (16), and a third rack (18) is arranged at one end of the second gear (17).

6. A liquid chromatography column storage device as claimed in claim 1, wherein the sliding unit comprises a connecting rod (20) arranged inside the main body (1), the connecting rod (20) is positioned at one side of the third rack (18), a plurality of fixing clamping blocks (21) are arranged inside the main body (1), the plurality of fixing clamping blocks (21) are sleeved on the outer wall of the connecting rod (20), the top end of the fixed clamping block (21) is provided with a third spring (22), the third spring (22) is fixedly connected with the inner wall of the main body (1), the bottom end of the fixed clamping block (21) is arc-surface-shaped, the bottom end of the movable vertical rod (2) is provided with a movable plate (23) sleeved on the main body (1), one side of the moving plate (23) is arc-surface-shaped, and a clamping groove matched with the fixed clamping block (21) is formed in the top end of the moving plate (23).

7. The liquid chromatography column storage device as claimed in claim 4, wherein the moving column (14) is internally provided with a thread matched with the threaded column (12), one end of the moving column (14) is provided with a limiting sliding block, and the first placing block (6) is internally provided with a limiting sliding groove matched with the limiting sliding block.