CN211179672U

CN211179672U - Multi-inner-diameter chromatographic column replacing device

Info

Publication number: CN211179672U
Application number: CN201922171194.2U
Authority: CN
Inventors: 焦灿
Original assignee: Nanjing Hexi Biotechnology Co ltd
Current assignee: Nanjing Hexi Biotechnology Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-08-04
Anticipated expiration: 2029-12-06

Abstract

The utility model provides a device is changed to many internal diameters chromatographic column relates to the check out test set field, including the supporting mechanism, feed liquor pipe and drain pipe, the supporting mechanism includes first bottom plate and second bottom plate, the one end of first bottom plate is equipped with the picture peg, the upper surface of the other end is equipped with first connecting plate, the one end of second bottom plate is equipped with first through-hole at the horizontal direction, the upper surface of the other end is equipped with the second connecting plate, the inside wall of first connecting plate is equipped with the temperature control case, the feed liquor pipe runs through first connecting plate and connects the first fixed pipe of locating temperature control case lateral wall through the temperature control case, the inside wall of second connecting plate is equipped with the fixed pipe of second, the one end of the fixed pipe of first fixed pipe and second all is equipped with the joint, the other end of the fixed pipe of second is equipped with the dog in the second through-hole, the drain pipe runs through. The utility model discloses the commonality is strong, and the life that multiplicable connects occupies that the space is little, simple structure, the operation of being convenient for.

Description

Multi-inner-diameter chromatographic column replacing device

Technical Field

The utility model belongs to the check out test set field, concretely relates to device is changed to many internal diameter chromatographic columns.

Background

The chromatographic column consists of column tube, pressing cap, clamping sleeve, sieve plate, joint, screw, etc. The multi-inner-diameter chromatographic column is a common tool in detection operation, adaptive chromatographic columns are required to be used under different experimental conditions, two ends of the chromatographic column are usually connected by the conventional multi-inner-diameter chromatographic column replacing device, the chromatographic column body is suspended in the air, and the joint, the liquid inlet pipe and the liquid outlet pipe are large in bending angle and short in service life in order to adapt to the weight of the chromatographic column; the column oven is usually used for temperature control, the occupied space is large, and the chromatographic column is inconvenient to install.

Therefore, it is urgently needed to provide a multi-inner-diameter chromatographic column replacing device which has strong universality, can prolong the service life of a joint, occupies small space, has a simple structure and is convenient to operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device is changed to many internal diameter chromatographic columns to the not enough of device is changed to current many internal diameter chromatographic column.

The utility model provides a following technical scheme:

a multi-inner-diameter chromatographic column replacing device comprises a supporting mechanism, a liquid inlet pipe and a liquid outlet pipe, wherein the supporting mechanism comprises a first bottom plate and a second bottom plate, the connecting part of the first bottom plate and the second bottom plate is of a mutually clamped structure, one end of the first bottom plate is provided with an inserting plate, the upper surface of the other end of the first bottom plate is provided with a first connecting plate, one end of the second bottom plate is provided with a first through hole in the horizontal direction, the upper surface of the other end of the second bottom plate is provided with a second connecting plate, the inner side wall of the first connecting plate is provided with a temperature control box, the liquid inlet pipe penetrates through the first connecting plate and is connected with a first fixing pipe arranged on the outer side wall of the temperature control box through the temperature control box, the second connecting plate is provided with a second through hole, the inner side wall of the second connecting plate is provided with a second fixing pipe, one ends of the first fixing pipe and the second fixing pipe are provided with, the second fixing tube can drive the stop block to rotate, and the liquid outlet tube penetrates through the second connecting plate and is connected with the second fixing tube through the stop block.

Preferably, the first connecting plate with the second connecting plate is the same, first bottom plate with the upper surface of second bottom plate all is on same horizontal plane, first through-hole can hold the picture peg is at the horizontal direction motion, the one end of picture peg is equipped with the block, the longitudinal section of block is greater than the longitudinal section of first through-hole.

Preferably, the top of second bottom plate is equipped with the bracing piece, the bracing piece includes first montant and second montant, the lower surface of first montant is connected the upper surface of second bottom plate, the top of first montant is equipped with the inserted bar, the second montant is located the top of first montant, the lower surface of second montant is equipped with to the inside sunken third through-hole of second montant, the third through-hole can hold the inserted bar is at the motion of vertical direction, the top of second montant is equipped with the draw-in groove.

Preferably, the inserted bar is provided with a plurality of fourth through holes in the horizontal direction, the pin shaft penetrates through the fourth through holes, and the upper surface of the top of the pin shaft is connected with the lower surface of the bottom of the second vertical rod.

Preferably, the outer side wall of the temperature control box is provided with a control panel, and the control panel is provided with a display screen, a power supply and a plurality of control buttons.

The utility model has the advantages that: one end of the chromatographic column is connected with a joint of the first fixing pipe, the distance between the first bottom plate and the second bottom plate is adjusted according to the length of the chromatographic column, the joint of the second fixing pipe is rotatably connected with the other end of the chromatographic column, and the distance between the first vertical rod and the second vertical rod is adjusted, so that the bottom of the chromatographic column is connected with the upper surface of the bottom of the clamping groove, the central axes of the first fixing pipe, the second fixing pipe and the chromatographic column in the horizontal direction are on the same horizontal line, the universality is strong, and the service life of the joint can be prolonged; the temperature inside the temperature control box is set through the power supply and the control button on the control panel, so that the liquid inlet reaches the temperature required by the experiment under the action of the temperature control box and then enters the chromatographic column, and the temperature control box is different from the traditional column temperature box, convenient to use, simple in structure and convenient to operate.

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 front view of the present invention;

fig. 2 is a schematic structural diagram of a first bottom plate in the present invention;

fig. 3 is a schematic structural view of the middle support rod of the present invention.

Labeled as: 1. a liquid inlet pipe; 2. a liquid outlet pipe; 3. a first base plate; 4. a second base plate; 5. inserting plates; 6. a first connecting plate; 7. a second connecting plate; 8. a temperature control box; 9. a first stationary tube; 10. a second through hole; 11. a second stationary tube; 12. a joint; 13. a stopper; 14. a clamping block; 15. a first vertical bar; 16. a second vertical bar; 17. inserting a rod; 18. a card slot; 19. a fourth via hole; 20. a pin shaft; 21. a control panel; 22. a display screen; 23. a power source; 24. and a control button.

Detailed Description

As shown in figures 1 to 3, a multi-inner-diameter chromatographic column replacing device comprises a supporting mechanism, a liquid inlet pipe 1 and a liquid outlet pipe 2, wherein the supporting mechanism comprises a first bottom plate 3 and a second bottom plate 4, the connecting parts of the first bottom plate 3 and the second bottom plate 4 are mutually clamped, one end of the first bottom plate 3 is provided with an inserting plate 5, the upper surface of the other end is provided with a first connecting plate 6, one end of the second bottom plate 4 is provided with a first through hole in the horizontal direction, the upper surface of the other end is provided with a second connecting plate 7, the inner side wall of the first connecting plate 6 is provided with a temperature control box 8, the liquid inlet pipe 1 penetrates through the first connecting plate 6 and is connected with a first fixing pipe 9 arranged on the outer side wall of the temperature control box 8 through the temperature control box 8, the second connecting plate 7 is provided with a second through hole 10, the inner side wall of the second connecting plate 7 is provided with a second fixing pipe 11, one end of, the other end of the second fixing pipe 11 is provided with a stop block 13 in the second through hole 10, the second fixing pipe 11 can drive the stop block 13 to rotate, and the liquid outlet pipe 2 penetrates through the second connecting plate 7 and the stop block 13 to be connected with the second fixing pipe 11.

The first connecting plate 6 and the second connecting plate 7 are the same, the upper surfaces of the first bottom plate 3 and the second bottom plate 4 are on the same horizontal plane, the first through hole can accommodate the insertion plate 5 to move in the horizontal direction, one end of the insertion plate 5 is provided with the clamping block 14, the longitudinal section of the clamping block 14 is larger than that of the first through hole, and when the first bottom plate 3 and the second bottom plate 4 move in opposite directions, the clamping block 14 prevents the first bottom plate 3 and the second bottom plate 4 from being disconnected. The top of second bottom plate 4 is equipped with the bracing piece, the bracing piece includes first montant 15 and second montant 16, the upper surface of second bottom plate 4 is connected to the lower surface of first montant 15, the top of first montant 15 is equipped with inserted bar 17, first montant 15's top is located to second montant 16, second montant 16's lower surface is equipped with to the inside sunken third through-hole of second montant 16, the third through-hole can hold inserted bar 17 and move in vertical direction, second montant 16's top is equipped with draw-in groove 18. The inserted link 17 is provided with a plurality of fourth through holes 19 in the horizontal direction, the pin shaft 20 penetrates through the fourth through holes 19, the upper surface of the pin shaft 20 is connected with the lower surface of the second vertical rod 16, and then the height of the clamping groove 18 is adjusted to adapt to chromatographic columns with different outer diameters, so that the service life of the joint 12 is prolonged. The lateral wall of temperature control box 8 is equipped with control panel 21, and control panel 21 is equipped with display screen 22, power 23 and a plurality of control button 24, according to the temperature of the experiment demand adjustment feed liquor of difference, and the commonality is strong.

The utility model discloses a use-way does: the joint 12 of first fixed pipe 9 is connected to the one end of chromatographic column, distance between first bottom plate 3 and the second bottom plate 4 is adjusted according to the length adjustment of chromatographic column, the other end of connecting the chromatographic column is rotated to the joint 12 of the fixed pipe 11 of second, adjust the distance between first montant 15 and the second montant 16, make the upper surface of draw-in groove 18 bottom connected to the bottom of chromatographic column, make first fixed pipe 9, the axis of the fixed pipe 11 of second and chromatographic column in the horizontal direction is on same horizontal line, set for the inside temperature of temperature control box 8 through power 23 and control button 24 on control panel 21, make the feed liquor reach the required temperature of experiment under the effect of temperature control box 8 and get into the chromatographic column again, different with the column temperature box in the traditional meaning, high durability and convenient use, and simple structure.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-inner-diameter chromatographic column replacing device comprises a supporting mechanism, a liquid inlet pipe and a liquid outlet pipe, and is characterized in that the supporting mechanism comprises a first bottom plate and a second bottom plate, the connecting parts of the first bottom plate and the second bottom plate are of a mutually clamped structure, one end of the first bottom plate is provided with an inserting plate, the upper surface of the other end of the first bottom plate is provided with a first connecting plate, one end of the second bottom plate is provided with a first through hole in the horizontal direction, the upper surface of the other end of the second bottom plate is provided with a second connecting plate, the inner side wall of the first connecting plate is provided with a temperature control box, the liquid inlet pipe penetrates through the first connecting plate and is connected with a first fixing pipe arranged on the outer side wall of the temperature control box through the temperature control box, the second connecting plate is provided with a second through hole, the inner side wall of the second connecting plate is provided with a second fixing pipe, the other end of the second fixing pipe is provided with a stop block in the second through hole, the second fixing pipe can drive the stop block to rotate, and the liquid outlet pipe penetrates through the second connecting plate and is connected with the second fixing pipe through the stop block.

2. The multi-bore chromatography column exchange device of claim 1, wherein the first connection plate and the second connection plate are identical, the upper surfaces of the first bottom plate and the second bottom plate are on the same horizontal plane, the first through hole can accommodate the insert plate to move in the horizontal direction, one end of the insert plate is provided with a block, and the longitudinal section of the block is larger than that of the first through hole.

3. The multi-bore chromatographic column replacing device according to claim 2, wherein a support rod is disposed on the top of the second bottom plate, the support rod comprises a first vertical rod and a second vertical rod, the lower surface of the first vertical rod is connected with the upper surface of the second bottom plate, an insertion rod is disposed on the top of the first vertical rod, the second vertical rod is disposed above the first vertical rod, a third through hole recessed towards the inside of the second vertical rod is disposed on the lower surface of the second vertical rod, the third through hole can accommodate the insertion rod to move in the vertical direction, and a clamping groove is disposed on the top of the second vertical rod.

4. The multi-bore chromatography column exchange device of claim 3, wherein the insert rod is provided with a plurality of fourth through holes in the horizontal direction, the pin shaft penetrates through the fourth through holes, and the upper surface of the top of the pin shaft is connected with the lower surface of the bottom of the second vertical rod.

5. The multi-bore chromatography column exchange device of claim 4, wherein the outer sidewall of the temperature control box is provided with a control panel, and the control panel is provided with a display screen, a power supply and a plurality of control buttons.