CN215179959U - Fast filling device for chromatographic column - Google Patents

Abstract

The utility model discloses the field of gas chromatographic columns, in particular to a rapid filling device for chromatographic columns, which comprises a positioning frame and a capillary chromatographic column, wherein the capillary chromatographic column is superposed and wound in the positioning frame and is inserted into an interface block, the interface block is provided with a matching groove, and a clamping device which is convenient to operate is arranged in the matching groove; the beneficial effects are that: the utility model provides a swift filling device of chromatographic column carries out configuration optimization to traditional gas chromatograph part, makes its use more convenient.

Description

Fast filling device for chromatographic column

Technical Field

The utility model relates to a gas chromatography column field specifically is a swift filling device of chromatographic column.

Background

The gas chromatographic column has wide application in petroleum, chemical industry, biochemistry, medicine and health, food industry, environmental protection and other fields. Besides being used for quantitative and qualitative analysis, the method can also be used for measuring the physical and chemical constants such as the distribution coefficient, activity coefficient, molecular weight, specific surface area and the like of a sample on a stationary phase. An instrument for analyzing and detecting components in mixed gas. The gas is carried in by a carrier gas, and the components are separated through chromatographic columns with different retention properties for the components in the mixture to be detected, and are sequentially led into a detector to obtain detection signals of the components. According to the sequence of leading in the detector, the components can be distinguished by comparison, and the content of each component can be calculated according to the peak height or peak area. Commonly used detectors are: in the prior art, the installation mode of a gas chromatographic column in a gas chromatograph is very troublesome, a brand-new gas chromatographic column needs to work around a capillary chromatographic column in a narrow space, and the capillary chromatographic column is easily broken; therefore, the utility model provides a swift filling device of chromatographic column in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a swift filling device of chromatographic column to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a swift filling device of chromatographic column, includes locating rack and capillary chromatographic column, the winding of stack has capillary chromatographic column in the locating rack, and during capillary chromatographic column inserted interface piece, the interface piece had the cooperation groove of having seted up, and the clamping device of convenient operation is installed to the cooperation inslot, the locating rack is the structure that U type pipe was installed to the outer circumference array of center ring, and capillary chromatographic column twines inside the locating rack.

Preferably, the interface block is of a cylindrical structure, a funnel-shaped through hole is formed in the center of the interface block, and the capillary chromatographic column is inserted into the funnel-shaped through hole in the center of the interface block.

Preferably, the clamping device comprises a center plate, the upper end face of the center plate is fixedly connected with a spiral table, a stabilizing block is mounted on the side face of the center plate, a meshing block is fixedly connected with the lower end face of the center plate, three telescopic blocks are circumferentially arranged above the center plate in an array manner, a clamping block is arranged on the front end face of each telescopic block, a sliding block is mounted on the lower end face of each telescopic block, an adjusting shaft is arranged below the center plate, the meshing table is mounted at the center of the front end face of the adjusting shaft, and a rotating shaft is mounted on the rear end face of the adjusting shaft.

Preferably, the central disc is of a cylindrical structure with a hollow center, the central disc is in running fit with the matching groove, the spiral table is of a vortex-shaped cylinder, the stabilizing block is of a circular ring structure, the stabilizing block is fixedly connected with the central disc, the stabilizing block is in running fit with the matching groove, and the meshing block is formed by a trapezoid table with a gradually-reduced circumferential array cross section.

Preferably, flexible piece is the cuboid structure, flexible piece and cooperation groove sliding fit, and the tight piece of clamp is that the preceding terminal surface has circular notched cuboid structure, slider and flexible piece fixed connection, slider and whorl platform sliding fit, and the adjusting spindle is the cylinder structure, adjusting spindle and cooperation groove normal running fit, meshing platform and meshing piece meshing, axis of rotation and adjusting spindle fixed connection.

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

1. the utility model provides a swift filling device of chromatographic column carries out configuration optimization to traditional gas chromatograph part, because capillary chromatographic column damages very easily, makes things convenient for capillary chromatographic column to insert through designing out the infundibulate through-hole.

2. The utility model provides a swift filling device of chromatographic column carries out configuration optimization to traditional gas chromatograph part, through designing out clamping device, inserts the back at the capillary chromatographic column and presss from both sides tightly to it and compare in original gas chromatograph mounting means make things convenient for a lot.

Drawings

FIG. 1 is a schematic structural view of a rapid packing device for a chromatographic column of the present invention;

FIG. 2 is a schematic view of the interface block structure of the fast packing device of the chromatographic column of the present invention;

fig. 3 is a schematic structural view of the clamping device of the fast packing device of the chromatographic column of the present invention.

In the figure: 1. a positioning frame; 2. a capillary chromatographic column; 3. an interface block; 4. a mating groove; 5. a clamping device; 51. a central disk; 52. a swirl table; 53. a stabilizing block; 54. an engagement block; 55. a telescopic block; 56. a clamping block; 57. a slider; 58. an adjustment shaft; 59. an engaging table; 510. and rotating the shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a swift filling device of chromatographic column, including locating rack 1 and capillary chromatographic column 2, the structure of U type pipe is installed for the outer circumference array of center ring to locating rack 1, the stack winding has capillary chromatographic column 2 in locating rack 1, capillary chromatographic column 2 twines inside locating rack 1, capillary chromatographic column 2 inserts in interface piece 3, interface piece 3 is the cylinder structure, funnel-shaped through-hole has been seted up at interface piece 3 center, capillary chromatographic column 2 inserts the funnel-shaped through-hole at interface piece 3 center, make things convenient for capillary chromatographic column 2 to insert. The interface block 3 is provided with a matching groove 4, and a clamping device 5 which is convenient to operate is arranged in the matching groove 4.

The clamping device 5 comprises a central disc 51, the central disc 51 is of a hollow cylindrical structure, the central disc 51 is in rotating fit with the matching groove 4 to realize that the central disc 51 rotates in the matching groove 4, the upper end face of the central disc 51 is fixedly connected with a spiral table 52, the spiral table 52 is of a spiral cylinder, a stabilizing block 53 is arranged on the side face of the central disc 51, the stabilizing block 53 is of a circular ring structure and is fixedly connected with the central disc 51 to avoid the central disc 51 from being disconnected with upper and lower parts, the stabilizing block 53 is in rotating fit with the matching groove 4 to realize that the stabilizing block 53 rotates in the matching groove 4, the lower end face of the central disc 51 is fixedly connected with an engaging block 54, the engaging block 54 is formed by trapezoidal tables with gradually-reduced circumferential array cross sections, three telescopic blocks 55 are arranged in a circumferential array above the central disc 51, the telescopic blocks 55 are of a cuboid structure, the telescopic blocks 55 are in sliding fit with the matching groove 4 to realize that the telescopic blocks 55 slide along the matching groove 4 and cannot rotate, the front end face of the telescopic block 55 is provided with a clamping block 56, the clamping block 56 is of a cuboid structure with a circular notch on the front end face, a sliding block 57 is mounted on the lower end face of the telescopic block 55, the sliding block 57 is fixedly connected with the telescopic block 55, the sliding block 57 is in sliding fit with the spiral groove table 52, the sliding block 57 slides between the spiral groove table 52, an adjusting shaft 58 is arranged below the central disc 51, the adjusting shaft 58 is of a cylindrical structure, the adjusting shaft 58 is in rotating fit with the matching groove 4, the adjusting shaft 58 rotates in the matching groove 4, an engaging table 59 is mounted in the center of the front end face of the adjusting shaft 58, the engaging table 59 is engaged with the engaging block 54, the engaging table 59 drives the engaging block 54 to rotate, a rotating shaft 510 is mounted on the rear end face of the adjusting shaft 58, and the rotating shaft 510 is fixedly connected with the adjusting shaft 58.

The working principle is as follows: during operation, conveniently insert capillary chromatographic column 2 through the funnel type through-hole of seting up in the interface block 3, rotatory axis of rotation 510 makes meshing platform 59 rotate, drives meshing block 54 and center disk 51, through the rotation of center disk 51, realizes that slider 57 slides in the spiral line platform 52, because flexible piece 55 can only slide along cooperation groove 4, make slider 57 move the distance of the interior round spiral line of spiral line platform 52 at center disk 51 every rotation round, press from both sides tight piece 56 at last and press from both sides capillary chromatographic column 2 tightly.

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 (5)

1. The utility model provides a swift filling device of chromatographic column, includes locating rack (1) and capillary chromatographic column (2), its characterized in that: the utility model discloses a positioning device, including locating rack (1), capillary chromatographic column (2) has been twined in the stack in locating rack (1), capillary chromatographic column (2) insert in interface piece (3), cooperation groove (4) have been seted up in interface piece (3), install clamping device (5) of convenient operation in cooperation groove (4), the structure of U type pipe is installed for the outer circumference array of center ring in locating rack (1), capillary chromatographic column (2) twine inside locating rack (1).

2. A rapid packing apparatus for a chromatography column according to claim 1, wherein: the interface block (3) is of a cylindrical structure, a funnel-shaped through hole is formed in the center of the interface block (3), and the capillary chromatographic column (2) is inserted into the funnel-shaped through hole in the center of the interface block (3).

3. A rapid packing apparatus for a chromatography column according to claim 1, wherein: clamping device (5) are including center disk (51), end face fixedly connected with whorl platform (52) on center disk (51), center disk (51) side-mounting has stabilizing block (53), end face fixedly connected with meshing block (54) under center disk (51), three flexible piece (55) are installed to center disk (51) top circumference array, the terminal surface is equipped with tight piece (56) of clamp before flexible piece (55), slider (57) are installed to flexible piece (55) lower terminal surface, center disk (51) below is equipped with adjusting shaft (58), engaging platform (59) are installed at end face center before adjusting shaft (58), axis of rotation (510) are installed to adjusting shaft (58) rear end face.

4. A rapid packing apparatus for a chromatography column according to claim 3, wherein: the central disc (51) is of a cylindrical structure with a hollow center, the central disc (51) is in running fit with the matching groove (4), the spiral table (52) is of a spiral cylinder, the stabilizing block (53) is of a circular ring structure, the stabilizing block (53) is fixedly connected with the central disc (51), the stabilizing block (53) is in running fit with the matching groove (4), and the meshing block (54) is formed by a trapezoidal table with a circumferential array and gradually-reduced cross section.

5. A rapid packing apparatus for a chromatography column according to claim 3, wherein: the telescopic block (55) is of a cuboid structure, the telescopic block (55) is in sliding fit with the matching groove (4), the clamping block (56) is of a cuboid structure with a circular notch on the front end face, the sliding block (57) is fixedly connected with the telescopic block (55), the sliding block (57) is in sliding fit with the spiral thread table (52), the adjusting shaft (58) is of a cylindrical structure, the adjusting shaft (58) is in rotating fit with the matching groove (4), the meshing table (59) is meshed with the meshing block (54), and the rotating shaft (510) is fixedly connected with the adjusting shaft (58).

Images