CN218036623U - Dumping type chromatographic column support - Google Patents

Abstract

The utility model discloses a dumping type chromatographic column bracket, which comprises a bracket, a flat plate, a hoop structure, a chromatographic column, a shaft coupling, a worm and gear combination, an extension bar and a bearing with a seat; the support is composed of two three-dimensional trapezoids with the same shape and size, the bottoms of the two three-dimensional trapezoids are connected through two connecting rods, and a flat plate is arranged between the two connecting rods; the upper parts of the two solid trapezoids are symmetrically fixed with a support plate with a round hole or a bearing in the middle; connecting shafts are symmetrically and fixedly arranged on two sides of the hoop structure, correspondingly penetrate through round holes or bearings on the supporting plates close to the connecting shafts, and the hoop structure is arranged between the two three-dimensional trapezoids; one connecting shaft penetrates through the supporting plate and then is connected with the worm gear combination through the coupler, and the worm gear combination is connected with the bearing with the seat through the extension bar; the worm and gear combination and the bearing with the seat are fixed in the same three-dimensional trapezoid; the chromatographic column is fixed on the hoop structure. The utility model discloses simple structure, convenient operation.

Description

Dumping type chromatographic column support

Technical Field

The utility model belongs to column chromatography field relates to a but, and clearance has used up or the stationary phase's that became invalid tilting type post chromatographic support after being convenient for empty the chromatographic column.

Background

Chromatographic separation is one of the simplest and most efficient separation methods, and each component in a complex mixture can be effectively separated by selecting a proper stationary phase and an eluent, so that the chromatographic separation method is widely applied to material separation in the fields of chemistry, chemical engineering, medicines, spices, biology and the like. Small chromatographic separation columns are portable and small, are simple to operate, but are used in industrial production and are bulky, and the used or spent packing phase is difficult to clean and replace only by manpower. Therefore, it is very necessary to provide a chromatographic column support capable of turning or dumping a large chromatographic column, which can easily clean the packing after turning or dumping, and the present invention is designed and implemented based on this purpose. In the existing reports about chromatographic column supports, the chromatographic column supports can be lifted, horizontally rotated, moved, conveniently detached and carried, can be used for a plurality of chromatographic columns simultaneously, can adapt to chromatographic columns with different lengths and different diameters, and still do not have the chromatographic column supports which are convenient for pouring and cleaning fillers.

Disclosure of Invention

To the problem that exists among the prior art, the utility model aims to provide a can make big chromatographic column of production type overturn or empty the back and be convenient for clear up the chromatographic column support of filler wherein to solve the technical problem who mentions among the background art.

In order to solve the problem, the utility model adopts the following technical scheme: a dumping type chromatographic column support comprises a support, a flat plate, a hoop structure, a chromatographic column, a coupler, a worm and gear combination, an extension bar and a bearing with a seat; wherein the content of the first and second substances,

the support is composed of two three-dimensional trapezoids with the same shape and size, the bottoms of the two three-dimensional trapezoids are connected through two connecting rods, and the flat plate is arranged between the two connecting rods; a first supporting plate with a round hole or a bearing in the middle is symmetrically fixed at the upper parts of the two solid trapezoids;

connecting shafts are symmetrically and fixedly arranged on two sides of the hoop structure, correspondingly penetrate through round holes or bearings on the supporting plates close to the connecting shafts, and the hoop structure is arranged between the two three-dimensional trapezoids; one connecting shaft penetrates through the first supporting plate and then is connected with a worm gear combination through the coupler, and the worm gear combination is connected with a bearing with a seat through the extension bar; the worm and gear combination and the bearing with the seat are fixed in the same three-dimensional trapezoid; the extension bar passes through the bearing with the seat and then is connected with a motor or a hand wheel;

the chromatographic column is fixed on the hoop structure.

Preferably, the hoop structure is composed of 1-4 hoops, and each hoop is formed by closing two semicircular steel rings.

Preferably, the inner wall of the hoop is provided with a rubber ring.

Preferably, universal wheels are arranged at two ends of the bottoms of the two three-dimensional trapezoids.

Preferably, all be provided with the supporting seat in two three-dimensional trapezoidal bottom outsides, the supporting seat includes backup pad two, with two threaded connection's of backup pad bull stick, set up the supporting disk in the bull stick bottom and set up the carousel at the bull stick top.

Preferably, a cover plate is arranged outside the bracket.

The utility model discloses a connection of extension bar and motor or hand wheel, when the hand wheel is rotated to motor rotation or manpower, through the stable conduction of rolling bearing, with the power transmission of turning to worm gear, through worm gear to the power transmission of turning and after slowing down the rotational speed, can make the chromatographic column that staple bolt hooped topple over or overturn to the opening of chromatographic column top is toppled over to the below, so that the stationary phase filler that needs the change inside emptys or clears up out; the utility model discloses simple structure, convenient operation.

Drawings

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

FIG. 2 is a schematic view of the present invention with a cover plate outside;

FIG. 3 is a connection diagram of the hoop structure and the coupling;

fig. 4 is a schematic view of the support plate.

Detailed Description

Embodiments of the present invention will now be described with reference to the accompanying drawings, and those skilled in the art will understand that the following embodiments are merely illustrative of the present invention and should not be considered as limiting the scope of the present invention. In the examples, specific techniques, connections, or conditions are not specified, and the techniques, connections, conditions, or product specifications described in the literature in the art are followed. The materials, instruments or equipment are not indicated by manufacturers, and all the materials, instruments or equipment are conventional products which can be obtained by purchasing.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "provided" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention is understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-3, a dumping type chromatographic column support comprises a support 1, a flat plate 2, a hoop structure 3, a chromatographic column 4, a coupler 5, a worm and gear combination 6, an extension bar 7 and a bearing with a seat 8; wherein, the first and the second end of the pipe are connected with each other,

the support 1 consists of two three-dimensional trapezoids 101 with the same shape and size, the bottoms of the two three-dimensional trapezoids 101 are connected through two connecting rods 102, the flat plate 2 is arranged between the two connecting rods 102, the flat plate 2 can be used for placing a container for receiving eluent, the receiving container can keep moving together in the moving process of the support, the separation operation is more convenient, a column chromatography piston is not required to be closed, the eluent does not spill, and the operation is more convenient; the middle of the bracket 1 is designed to be hollow, so that the chromatographic column 4 can be conveniently turned over; the upper parts of the two solid trapezoids 101 are symmetrically fixed with supporting plates 103 with round holes or bearings in the middle;

connecting shafts 9 are symmetrically and fixedly arranged on two sides of the hoop structure 3, the connecting shafts 9 correspondingly penetrate through round holes or bearings on the supporting plates 103 close to the connecting shafts, and the hoop structure 3 is arranged between the two three-dimensional trapezoids 101; after one of the connecting shafts 9 penetrates through the supporting plate 103, the connecting shaft is connected with the worm and gear combination 6 through the coupler 5, the worm and gear combination 6 is connected with the bearing with a seat 8 through the extension bar 7, and the bearing with a seat 8 can stabilize the forces in different directions transmitted in the axial direction, so that the worm and gear combination is stressed uniformly, transmission is stable, and abrasion is reduced; the worm and gear combination 6 and the bearing with a seat 8 are fixed in the same three-dimensional trapezoid 101; the extension bar 7 passes through the bearing 8 with a seat and then is connected with a motor or a hand wheel; when the utility model is used, the rotation of the worm gear can be controlled by operating the motor or rotating the hand wheel, so as to drive the hoop structure and the chromatographic column to turn over along the connecting shaft in the vertical direction; according to the operation requirement, the chromatographic column can be poured to a proper angle and then the filled stationary phase in the chromatographic column is cleaned; the chromatographic column 4 is fixed on the hoop structure 3; the cover plate 12 is arranged on the outer side of the bracket 1, so that the attractiveness and the safety of the bracket are improved.

Specifically, the hoop structure 3 is composed of three hoops, and each hoop is formed by closing two semicircular steel rings; the chromatographic column 4 can be hooped by a screw and a nut after being arranged in the hoop structure 3; the rubber ring is arranged on the inner wall of the hoop, and a spongy cushion is arranged between the hoop and the chromatographic column 4.

Further optimize the scheme, the utility model discloses all be provided with universal wheel 10, be convenient for at two trapezoidal 101 bottom both ends of solid the utility model discloses a remove.

Further optimizing the scheme, as shown in fig. 4, the utility model discloses two supporting seats 11 are provided at the outside of the bottom of two three-dimensional trapezoids 101, the supporting seats 11 include a supporting plate 111, a rotating rod 112 in threaded connection with the supporting plate 111, a supporting plate 113 provided at the bottom of the rotating rod 112 and a turntable 114 provided at the top of the rotating rod 112, one end of the supporting plate 111 is connected with the three-dimensional trapezoids 101, so that the supporting seat 11 is fixed at the outside of the bottom of the three-dimensional trapezoids 101; the supporting seat 11 can not only adjust the levelness of the bracket of the utility model to keep the bracket balanced, but also reduce the stress of the universal wheel in the gravity direction and prevent the universal wheel from being pressed and deformed; when the supporting seat 11 is heightened to the position where the universal wheel is off the ground, the universal wheel loses the function, and the support is fixed at a certain place for use.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.

Claims (6)

1. A dumping type chromatographic column support is characterized by comprising a support (1), a flat plate (2), a hoop structure (3), a chromatographic column (4), a coupler (5), a worm and gear combination (6), an extension bar (7) and a bearing with a seat (8); wherein the content of the first and second substances,

the support (1) consists of two three-dimensional trapezoids (101) with the same shape and size, the bottoms of the two three-dimensional trapezoids (101) are connected through two connecting rods (102), and the flat plate (2) is arranged between the two connecting rods (102); a first support plate (103) with a round hole or a bearing in the middle is symmetrically fixed at the upper parts of the two solid trapezoids (101);

connecting shafts (9) are symmetrically and fixedly arranged on two sides of the hoop structure (3), the connecting shafts (9) correspondingly penetrate through round holes or bearings on a supporting plate I (103) close to the connecting shafts, and the hoop structure (3) is arranged between two three-dimensional trapezoids (101); one connecting shaft (9) penetrates through the first supporting plate (103) and then is connected with the worm and gear combination (6) through the coupler (5), and the worm and gear combination (6) is connected with the bearing with a seat (8) through the extension bar (7); the worm and gear combination (6) and the bearing with a seat (8) are fixed in the same three-dimensional trapezoid (101); the extension bar (7) passes through the bearing with a seat (8) and then is connected with a motor or a hand wheel;

the chromatographic column (4) is fixed on the hoop structure (3).

2. A pouring column holder according to claim 1, wherein the hoop structure (3) consists of 1-4 hoops, each hoop being closed by two semicircular steel rings.

3. A pouring column holder according to claim 1 or 2, wherein rubber rings are provided on the inner walls of the hoops.

4. A dump column support according to claim 1, characterized in that universal wheels (10) are arranged at both ends of the bottom of both solid trapezoids (101).

5. A poured chromatographic column support according to claim 4, characterized in that a support seat (11) is arranged at the outer side of the bottom of each of the two solid trapezoids (101), and the support seat (11) comprises a second support plate (111), a rotating rod (112) in threaded connection with the second support plate (111), a support plate (113) arranged at the bottom of the rotating rod (112) and a rotating disk (114) arranged at the top of the rotating rod (112).

6. A dump column rack according to claim 1 or 2 or 4 or 5, characterized in that a cover plate (12) is provided on the outside of the rack (1).

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