CN219320198U

CN219320198U - Chip type chromatographic column structure

Info

Publication number: CN219320198U
Application number: CN202223559983.1U
Authority: CN
Inventors: 农尧钧; 张旭; 贺文君; 禹飞乐
Original assignee: Guangzhou Xingpu Technology Co ltd
Current assignee: Guangzhou Xingpu Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-07-07
Anticipated expiration: 2032-12-30

Abstract

The utility model relates to the technical field of chromatographic columns, in particular to a chip type chromatographic column structure, which comprises an external protective shell, wherein a top support column is arranged in an inner cavity of the external protective shell, a limiting accommodating cavity is arranged in the top support column, a limiting baffle is arranged in the limiting accommodating cavity, one end of the bottom surface of the limiting baffle is provided with a first fixed support column, the other end of the bottom surface of the limiting baffle is provided with a second fixed support column, the outer walls of the first fixed support column and the second fixed support column are provided with fixed rings, the bottom ends of the first fixed support column and the second fixed support column are provided with fixed connecting plates, and the two ends of the bottom surface of each fixed connecting plate are provided with bottom connecting rods; through the absorption effect of a pair of liquid of filter, convey the inside to fixed connection board through L shape conveyer pipe, carry out the analysis through the response chip to the liquid, show the result of analysis through the display screen, the liquid after the analysis then carries out absorption treatment through the filter two, utilizes the cooperation of chip and display screen, improves the analysis effect to the liquid better.

Description

Chip type chromatographic column structure

Technical Field

The utility model relates to the technical field of chromatographic columns, in particular to a chip type chromatographic column structure.

Background

After the traditional chromatographic column is connected to the chromatographic column, additional carrier gas and auxiliary gas are needed, and a sample injection device is used for injecting sample, so that a gas path is troublesome. In addition, most of the conventional chromatographic columns use stainless steel columns, the shape of the column is U-shaped and spiral, the inner diameter of the column is 14mm, the length of the column is about 110m, the volume of the column is relatively large after the column is in a U shape or a disc, and the column needs to occupy a relatively large space after being installed in an instrument, so that the column cannot be applied to a small-volume handheld analysis instrument.

At present, most chromatographic columns are cylindrical, so that the chromatographic columns are placed on a tabletop to roll easily, deviation occurs in detection data, and after the chromatographic columns are filled with efficient adsorption fillers, the ends of the efficient adsorption fillers are easy to collapse, so that the separation degree is reduced.

Disclosure of Invention

The present utility model is directed to a chip-type chromatographic column structure, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a chip formula chromatographic column structure, includes the outer protective housing, the inner chamber of outer protective housing is equipped with the top support column, the inside of top support column is equipped with spacing chamber that holds, the inside that spacing chamber that holds is equipped with limit baffle, the one end of limit baffle bottom surface is equipped with fixed support column one, the other end of limit baffle bottom surface is equipped with fixed support column two, the outer wall of fixed support column one and fixed support column two is equipped with solid fixed ring, the bottom of fixed support column one and fixed support column two is equipped with fixed connection board, the both ends of fixed connection board bottom surface all are equipped with the bottom connecting rod, the bottom of top support column inner wall is equipped with filter one, two be equipped with the filter two between the bottom connecting rod, the top of fixed connection board is equipped with the response chip, two the bottom of bottom connecting rod is equipped with the bottom loading board.

As a further scheme of the utility model: the outer wall of top support column both sides all is equipped with spacing spout, the inside at solid fixed ring both ends has all been seted up inside recess, the inner chamber of inside recess is equipped with elasticity buffering connecting rod two, the outer wall of elasticity buffering connecting rod two is equipped with the buffer spring two of looks adaptation, the surface of spacing spout is equipped with L shape connecting rod, the inner chamber of inside recess is located to the other end of L shape connecting rod, the both sides of spacing spout surface all are equipped with spacing fixed plate.

As still further aspects of the utility model: the two ends of the top surface of the limit baffle are respectively provided with an elastic buffer connecting rod I, the outer wall of the elastic buffer connecting rod I is provided with a buffer spring I in a matched mode, two sides of the inner wall of the top support column are respectively provided with a fixed chute, the two ends of the limit baffle are respectively provided with a connecting block, and the connecting blocks are arranged in the fixed chute.

As still further aspects of the utility model: the top of outside protective housing is equipped with top through-hole one, the top of top support column is equipped with top through-hole two, limit baffle's inside has been seted up top through-hole three.

As still further aspects of the utility model: the outer wall of outer protective housing one side is equipped with control panel, the outer wall of outer protective housing opposite side is equipped with the display screen, the surface of outer protective housing one side is equipped with the visual window.

As still further aspects of the utility model: the bottom surface four corners of outside protective housing all is equipped with the bottom support column, four the bottom of bottom support column all is equipped with the slipmat, four the bottom of slipmat all is equipped with the anti-skidding line.

As still further aspects of the utility model: the outer wall of one side of the filter plate is provided with an L-shaped conveying pipe, and the other end of the L-shaped conveying pipe penetrates through the fixed connecting plate and extends to the lower part of the fixed connecting plate.

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

(1) When filling high-efficiency adsorption filler of the chromatographic column, when collapsing in the device, the limiting baffle moves in the top support column, and stability is provided for the movement of the limiting baffle under the action of the elastic buffer connecting rod I and the buffer spring I;

(2) The liquid is conveyed to the inside of the fixed connecting plate through the L-shaped conveying pipe under the absorption action of the first filter plate, the liquid is analyzed through the sensing chip, the analyzed result is displayed through the display screen, the analyzed liquid is then absorbed through the second filter plate, and the analysis action of the liquid is better improved by utilizing the cooperation of the chip and the display screen;

(3) When receiving external pressure, through the one end of L shape connecting rod at the inside slip of spacing spout, the removal that spacing fixed plate can prevent L shape connecting rod appears the deviation, and the other end extrusion of L shape connecting rod is the elasticity buffering connecting rod second and buffer spring second of inside recess to provide stability for L shape connecting rod, and then ensure that the device can also carry out stable analysis when receiving pressure.

Drawings

FIG. 1 is a perspective view of a chip-type chromatographic column structure according to the present utility model;

FIG. 2 is a perspective view of a chip-type chromatographic column structure according to the present utility model;

FIG. 3 is a side view of a chip-type chromatographic column structure according to the present utility model;

FIG. 4 is a front view of a chip-type chromatographic column structure according to the present utility model;

FIG. 5 is a cross-sectional view taken along section line A-A of FIG. 3;

fig. 6 is a sectional view taken along section line B-B in fig. 4.

In the figure: 1. an outer protective shell; 2. a bottom support column; 3. an anti-slip pad; 4. a display screen; 5. a control panel; 6. a visual window; 7. a first top through hole; 8. a top support column; 9. a second top through hole; 10. a limit accommodating cavity; 11. elastic buffer connecting rod I; 12. a buffer spring I; 13. a limit baffle; 14. a top through hole III; 15. a first filter plate; 16. a fixing ring; 17. an inner groove; 18. elastic buffer connecting rod II; 19. buffer spring II; 20. an L-shaped connecting rod; 21. limiting sliding grooves; 22. a limit fixing plate; 23. fixing a first support column; 24. fixing a second support column; 25. a bottom connecting rod; 26. an L-shaped conveying pipe; 27. an induction chip; 28. fixing the connecting plate; 29. a second filter plate; 30. a bottom carrier plate; 31. a fixed chute; 32. and (5) connecting a block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 6, in an embodiment of the present utility model, a chip chromatographic column structure includes an outer protective shell 1, a top support column 8 is disposed in an inner cavity of the outer protective shell 1, a limit accommodating cavity 10 is disposed in the top support column 8, a limit baffle 13 is disposed in the limit accommodating cavity 10, a first fixing support column 23 is disposed at one end of a bottom surface of the limit baffle 13, a second fixing support column 24 is disposed at the other end of the bottom surface of the limit baffle 13, fixing rings 16 are disposed on outer walls of the first fixing support column 23 and the second fixing support column 24, fixing connection plates 28 are disposed at bottom ends of the first fixing support column 23 and the second fixing support column 24, bottom connection rods 25 are disposed at two ends of a bottom surface of the fixing connection plates 28, a first filter plate 15 is disposed at a bottom of an inner wall of the top support column 8, a second filter plate 29 is disposed between the two bottom connection rods 25, an induction chip 27 is disposed at a top of the fixing connection plates 28, and a bottom bearing plate 30 is disposed at a bottom of the two bottom connection rods 25.

The bottom surface four corners of outer protective housing 1 all is equipped with bottom support column 2, and the bottom of four bottom support columns 2 all is equipped with slipmat 3, and the bottom of four slipmats 3 all is equipped with the anti-skidding line.

The outer walls of the two sides of the first filter plate 15 are respectively provided with an L-shaped conveying pipe 26, and the other end of the L-shaped conveying pipe 26 penetrates through the inside of the fixed connecting plate 28 and extends to the lower part of the fixed connecting plate 28.

The outer wall of top support column 8 both sides all is equipped with spacing spout 21, and inside recess 17 has all been seted up at the inside at solid fixed ring 16 both ends, and the inner chamber of inside recess 17 is equipped with elasticity buffering connecting rod two 18, and the outer wall of elasticity buffering connecting rod two 18 is equipped with the buffer spring two 19 of looks adaptation, and the surface of spacing spout 21 is equipped with L shape connecting rod 20, and the inner chamber of inside recess 17 is located to the other end of L shape connecting rod 20, and the both sides on spacing spout 21 surface all are equipped with spacing fixed plate 22.

The top of the outer protective housing 1 is provided with a first top through hole 7, the top of the top support column 8 is provided with a second top through hole 9, and the inside of the limit baffle 13 is provided with a third top through hole 14.

The outer wall of outer protective housing 1 one side is equipped with control panel 5, and the outer wall of outer protective housing 1 opposite side is equipped with display screen 4, and the surface of outer protective housing 1 one side is equipped with visual window 6.

The both ends of limit baffle 13 top surface all are equipped with elastic buffer connecting rod one 11, and the outer wall of elastic buffer connecting rod one 11 is equipped with the buffer spring one 12 of looks adaptation, and the both sides of top support column 8 inner wall all are equipped with fixed spout 31, and limit baffle 13's both ends all are equipped with connecting block 32, and fixed spout 31's inside is located to connecting block 32.

The working principle of the utility model is as follows: when the high-efficiency adsorption packing of the chromatographic column is filled, the limit baffle 13 moves in the top support column 8 when the device collapses, and stability is provided for the movement of the limit baffle 13 under the action of the elastic buffer connecting rod I11 and the buffer spring I12;

the filter sheet I15 is closely contacted with the collapsed end part of the efficient adsorption filler again, so that the dead volume of the limiting accommodating cavity 10 in the top supporting column 8 is effectively filled, the separation degree is prevented from being reduced, and the analysis of the chromatographic column is improved;

the liquid is absorbed by the first filter plate 15 and is conveyed into the fixed connecting plate 28 through the L-shaped conveying pipe 26, and the liquid is analyzed through the sensing chip 27, so that the analysis result is displayed through the display screen 4, and the analyzed liquid is absorbed by the second filter plate 29;

when receiving external pressure, through the inside slip of one end of L shape connecting rod 20 at spacing spout 21, spacing fixed plate 22 can prevent that the removal of L shape connecting rod 20 from appearing the deviation, and the other end extrusion inner groove 17 of L shape connecting rod 20 elasticity buffering connecting rod two 18 and buffer spring two 19 to for L shape connecting rod 20 provides stability, and then ensures that the device can also carry out stable analysis when receiving pressure.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Chip type chromatographic column structure, including outside protective housing (1), its characterized in that: the inner chamber of outside protective housing (1) is equipped with top support column (8), the inside of top support column (8) is equipped with spacing chamber (10) that holds, the inside of spacing chamber (10) that holds is equipped with limit baffle (13), the one end of limit baffle (13) bottom surface is equipped with fixed support column one (23), the other end of limit baffle (13) bottom surface is equipped with fixed support column two (24), the outer wall of fixed support column one (23) and fixed support column two (24) is equipped with solid fixed ring (16), the bottom of fixed support column one (23) and fixed support column two (24) is equipped with fixed connection board (28), the both ends of fixed connection board (28) bottom surface all are equipped with bottom connecting rod (25), the bottom of top support column (8) inner wall is equipped with one (15), two be equipped with filter two (29) between bottom connecting rod (25), the top of fixed connection board (28) is equipped with response chip (27), two the bottom of bottom connecting rod (25) is equipped with bottom loading board (30).

2. A chip-type chromatographic column structure according to claim 1, characterized in that: the outer wall of top support column (8) both sides all is equipped with spacing spout (21), inside recess (17) have all been seted up to the inside at fixed ring (16) both ends, the inner chamber of inside recess (17) is equipped with elastic buffer connecting rod two (18), the outer wall of elastic buffer connecting rod two (18) is equipped with two (19) of looks adaptation buffer spring, the surface of spacing spout (21) is equipped with L shape connecting rod (20), the inner chamber of inside recess (17) is located to the other end of L shape connecting rod (20), the both sides of spacing spout (21) surface all are equipped with spacing fixed plate (22).

3. A chip-type chromatographic column structure according to claim 1, characterized in that: the two ends of the top surface of the limit baffle (13) are respectively provided with an elastic buffer connecting rod I (11), the outer wall of the elastic buffer connecting rod I (11) is provided with a buffer spring I (12) which is matched with the outer wall of the elastic buffer connecting rod I, two sides of the inner wall of the top support column (8) are respectively provided with a fixed chute (31), two ends of the limit baffle (13) are respectively provided with a connecting block (32), and the connecting blocks (32) are arranged in the fixed chute (31).

4. A chip-type chromatographic column structure according to claim 1, characterized in that: the top of outside protective housing (1) is equipped with top through-hole one (7), the top of top support column (8) is equipped with top through-hole two (9), top through-hole three (14) have been seted up to the inside of limit baffle (13).

5. A chip-type chromatographic column structure according to claim 1, characterized in that: the outer wall of outer protective housing (1) one side is equipped with control panel (5), the outer wall of outer protective housing (1) opposite side is equipped with display screen (4), the surface of outer protective housing (1) one side is equipped with visual window (6).

6. A chip-type chromatographic column structure according to claim 1, characterized in that: the bottom surface four corners of outside protective housing (1) all are equipped with bottom support column (2), four the bottom of bottom support column (2) all is equipped with slipmat (3), four the bottom of slipmat (3) all is equipped with the anti-skidding line.

7. A chip-type chromatographic column structure according to claim 1, characterized in that: the outer walls of the two sides of the first filter plate (15) are respectively provided with an L-shaped conveying pipe (26), and the other ends of the L-shaped conveying pipes (26) penetrate through the fixed connecting plates (28) and extend to the lower parts of the fixed connecting plates (28).