A mobile chromatographic column machine set with good stability

Abstract

The application relates to the technical field of chromatography column unit, and discloses a mobile chromatography column unit with good stability, which comprises a supporting base and a chromatography column body, characterized in that the top of the supporting base is fixedly connected with a mounting frame, the bottom of the supporting base is fixedly connected with supporting legs, the outer surface of the chromatography column body is integrally formed with two clamping rings, the top of the mounting frame is inserted with a plurality of first threaded rods, one side of the two first threaded rods is fixedly connected with the same clamping sleeve, a plurality of first clamping grooves and a second clamping groove are formed in one side of the clamping sleeve, the two first clamping grooves are clamped with the two clamping rings, a buffer pad is clamped in the second clamping groove, and a plurality of elastic pads are arranged between the buffer pad and the inner wall of the second clamping groove. The application can realize the mutual switching of the mobile type and the fixed type, improve the stability of the chromatography column unit to a certain extent, reduce the vibration of the chromatography column during the movement, avoid the loosening of the pipeline on the chromatography column caused by the vibration, and influence the use effect of the chromatography column unit.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of chromatography column unit, in particular to a mobile chromatography column unit with good stability. BACKGROUND

[0002] Chromatography separation method is also called chromatography method, which is widely used in separation and purification of natural compounds, and often needs to use chromatography column unit, and its principle is to use the difference of physical and chemical properties of each component in the mixture to make each component be distributed in two phases to different degrees, one of which is a stationary phase and the other is a mobile phase, and in the flow process, each component moves at different speeds, so as to achieve the purpose of separation and purification.

[0003] At present, most of the existing chromatography column units need to install multiple chromatography columns, so that the volume is too large and it is not convenient to move, and most of the existing ones are installed with rollers at the bottom to facilitate movement, but lack of fixing mechanism, resulting in poor stability of the chromatography column unit and easy shaking, which affects the use effect of the chromatography column unit. SUMMARY

[0004] (I) Technical problems solved

[0005] In view of the defects of the prior art, the present application provides a mobile chromatography column unit with good stability, which mainly solves the problem of lack of fixing mechanism, resulting in poor stability of the chromatography column unit and easy shaking, which affects the use effect of the chromatography column unit.

[0006] (II) Technical scheme

[0007] In order to achieve the above purpose, the present application provides the following technical scheme:

[0008] The utility model provides a mobile chromatographic column unit with good stability, which comprises a support base and a chromatographic column body, characterized in that the support base is fixedly connected with a mounting frame at the top, and is fixedly connected with support legs at the bottom; the chromatographic column body is integrally formed with two clamping rings on the outer surface; the mounting frame is inserted with a plurality of first threaded rods at the top, and one side of the two first threaded rods is fixedly connected with the same clamping sleeve; a plurality of first clamping grooves and a second clamping groove are formed on one side of the clamping sleeve; the two first clamping grooves are clamped with the two clamping rings; a buffer pad is clamped in the second clamping groove; a plurality of elastic pads are arranged between the buffer pad and the inner wall of the second clamping groove; the support base is fixedly connected with two fixed seats at the bottom, and the fixed seat is fixedly connected with a limiting baffle on one side; the bottom of the fixed seat is rotatably connected with two roller seats; the two roller seats are rotatably connected with rotating rollers at one end; the roller seats are fixedly connected with adjusting plates on one side; the adjusting plates are fixedly connected with sliding columns between them; the support base is fixedly connected with a mounting plate at the top, and the mounting plate is fixedly connected with an electric push rod at the bottom; the output shaft of the electric push rod is fixedly connected with a pressing plate at one end; limiting holes are formed at both ends of the pressing plate; the limiting holes are inserted with the sliding columns; grooves are formed at both ends of the support base; and the pressing plate is located in the grooves.

[0009] Further, the clamping sleeve and the buffer pad are both circular arc structures, and the elastic pad is an elliptical structure.

[0010] On the basis of the foregoing scheme, a rubber pad is clamped on the outer surface of the clamping ring, and the rubber pad is located between the clamping ring and the first clamping groove.

[0011] As a further scheme of the utility model, a fixed nut is threadedly inserted at one end of the first threaded rod, and the fixed nut is rotatably connected with one end of the mounting frame.

[0012] Further, the mounting frame is fixedly connected with a machine case on one side.

[0013] On the basis of the foregoing scheme, an anti-skid pad is bonded to the bottom of the support leg.

[0014] As a further scheme of the utility model, a second threaded rod is threadedly inserted into the bottom of the support leg, and an adjusting nut is fixedly connected to one end of the second threaded rod; the adjusting nut is fixedly connected with a support pad at the bottom.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the utility model provides a mobile chromatographic column unit with good stability, which has the following beneficial effects:

[0017] 1. Through the cooperation of the pressing plate, the limiting hole and the adjusting plate, the up-down adjustment of the pressing plate can be realized by the electric push rod, thereby driving the rotation of the roller seat, and the mutual switching between the mobile type and the fixed type can be realized, thereby improving the stability of the chromatographic column unit to a certain extent.

[0018] 2、Through the cooperation of the arc-shaped sleeve, the clasp ring, the buffer pad and the elastic pad, the chromatography column can be fixed through the first threaded rod on one side of the sleeve, the sleeve is clamped with the clasp ring, and the elastic pad in the sleeve drives the buffer pad to clamp the chromatography column, so that the vibration of the chromatography column during movement is reduced, the loosening of the pipeline on the chromatography column caused by the vibration is avoided, and the use effect of the chromatography column unit is affected.

[0019] 3、Through the setting of the electric push rod, automatic adjustment can be realized, manpower and material resources are saved, operation is facilitated, the stability of the chromatography column unit is improved, and the applicability of the chromatography column unit is improved.

[0020] 4、Through the cooperation of the threaded rod, the adjusting nut and the supporting pad, when the bottom surface is uneven, the adjusting nut can be manually adjusted, so that the second threaded rod is adjusted up and down along the supporting leg, the supporting pad is more fitted to the ground, and the stability of the chromatography column unit is ensured to a certain extent. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a perspective structural schematic view of embodiment 1 of the mobile chromatography column unit with good stability provided in the application;

[0022] Figure 2 It is a bottom view structural schematic view of embodiment 1 of the mobile chromatography column unit with good stability provided in the application;

[0023] Figure 3 It is a rear view structural schematic view of embodiment 1 of the mobile chromatography column unit with good stability provided in the application;

[0024] Figure 4 It is a partial explosion structural schematic view of embodiment 1 of the mobile chromatography column unit with good stability provided in the application;

[0025] Figure 5 It is a bottom view structural schematic view of embodiment 2 of the mobile chromatography column unit with good stability provided in the application.

[0026] In the figure: 1, supporting seat; 2, mounting frame; 3, supporting leg; 4, chromatography column body; 5, first threaded rod; 6, sleeve; 7, first clamping groove; 8, second clamping groove; 9, clasp ring; 10, rubber pad; 11, buffer pad; 12, elastic pad; 13, fixing nut; 14, fixing seat; 15, limiting baffle; 16, roller seat; 17, rotating roller; 18, adjusting plate; 19, sliding column; 20, groove; 21, pressing plate; 22, limiting hole; 23, mounting plate; 24, electric push rod; 25, case; 26, second threaded rod; 27, adjusting nut; 28, supporting pad. DETAILED DESCRIPTION

[0027] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of the present application.

[0028] Embodiment 1

[0029] With reference to Figures 1-4 A mobile chromatography column machine group with good stability, comprising a support seat 1 and a chromatography column body 4, a mounting rack 2 is fixed on the top of the support seat 1 by bolts, support legs 3 are fixed on the bottom of the support seat 1 by bolts, two clamping rings 9 are integrally formed on the outer surface of the chromatography column body 4, a plurality of first threaded rods 5 are inserted into the top of the mounting rack 2, a clamping sleeve 6 is welded on one side of the two first threaded rods 5, two first clamping grooves 7 and a second clamping groove 8 are formed on one side of the clamping sleeve 6, the two first clamping grooves 7 and the two clamping rings 9 are clamped, a buffer pad 11 is clamped in the second clamping groove 8, a plurality of elastic pads 12 are arranged between the buffer pad 11 and the inner wall of the second clamping groove 8, two fixed seats 14 are welded on the bottom of the support seat 1, a limiting baffle 15 is fixed on one side of the fixed seat 14 by bolts, two roller seats 16 are rotatably connected to the bottom of the fixed seat 14, rotating rollers 17 are rotatably connected to one end of the two roller seats 16, adjusting plates 18 are fixed on one side of the roller seat 16, a sliding column 19 is fixed on the adjusting plates 18 by bolts, an installation plate 23 is fixed on the top of the support seat 1 by bolts, an electric push rod 24 is fixed on the bottom of the installation plate 23 by bolts, the electric push rod 24 can realize automatic adjustment, save manpower and material resources, and facilitate operation, a pressure plate 21 is fixed on one end of the output shaft of the electric push rod 24 by bolts, limiting holes 22 are formed at both ends of the pressure plate 21, the limiting holes 22 are inserted into the sliding column 19, grooves 20 are formed at both ends of the support seat 1, and the pressure plate 21 is located in the groove 20.

[0030] The clamping sleeve 6 and the buffer pad 11 are both arc-shaped structures, the elastic pad 12 is an oval structure, the oval structure improves the buffering effect, rubber pads 10 are clamped on the outer surface of the clamping ring 9, and the rubber pads 10 are located between the clamping ring 9 and the first clamping groove 7, a fixed nut 13 is threadedly inserted into one end of the first threaded rod 5, one end of the fixed nut 13 is rotatably connected to one end of the mounting rack 2, a machine box 25 is fixed on one side of the mounting rack 2 by bolts, anti-skid pads are bonded to the bottom of the support legs 3, the anti-skid pads can protect and prevent the support legs 3 from slipping.

[0031] The working principle of the embodiment is as follows: when the chromatographic column unit needs to be moved, first, the electric push rod 24 is started to drive the pressing plate 21 to move downwards, so that the limiting holes 22 at both ends of the pressing plate 21 drive the adjusting plate 18 to rotate clockwise, the adjusting plate 18 drives the roller seat 16 to overturn downwards until the roller seat 16 contacts the limiting baffle 15 on one side, so that the rotating roller 17 lifts the chromatographic column unit, and the supporting leg 3 is separated from the ground, at this time, the chromatographic column unit can be pushed to facilitate movement. If vibration occurs during movement, the first threaded rod 5 on one side of the sleeve 6 fixes the chromatographic column, the sleeve 6 is clamped with the clamping ring 9, and the rubber pad 10 is further sleeved on the clamping ring 9. The elastic pad 12 in the sleeve 6 drives the buffer pad 11 to clamp the chromatographic column. The rubber pad 10, the buffer pad 11 and the elastic pad 12 can reduce the vibration of the chromatographic column during movement. When the position is determined and needs to be fixed, the electric push rod 24 is retracted upwards to drive the pressing plate 21 to move upwards, so that the rotating roller 17 can be retracted, and the supporting leg 3 supports the chromatographic column unit.

[0032] Embodiment 2

[0033] Reference Figure 5 The supporting leg 3 is provided with the second threaded rod 26 at the bottom, and the second threaded rod 26 is provided with the adjusting nut 27 at one end, and the adjusting nut 27 is provided with the supporting pad 28 at the bottom.

[0034] The working principle of the embodiment is as follows: when the ground is uneven, the supporting leg 3 needs to support the chromatographic column unit, the adjusting nut 27 can be manually adjusted to drive the second threaded rod 26 to adjust up and down along the supporting leg 3, so that the supporting pad 28 is more fitted to the ground, thereby improving the stability of the chromatographic column unit.

[0035] The electrical components in the text are all connected with the main controller and 220V mains electricity, and the main controller can be a conventional known device such as a computer.

[0036] In the description in this paper, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

Claims

1. A mobile chromatography column unit with good stability, comprising a support base (1) and a chromatography column body (4), characterized in that, The support base (1) is fixedly connected to the top of the mounting bracket (2), and the support base (1) is fixedly connected to the bottom of the support base (1) with the support leg (3). The outer surface of the chromatography column body (4) is integrally formed with two retaining rings (9). The top of the mounting bracket (2) is inserted with multiple first threaded rods (5). The same retaining sleeve (6) is fixedly connected to one side of the two first threaded rods (5), and two first retaining grooves (7) and a second retaining groove (8) are opened on one side of the retaining sleeve (6). The two first retaining grooves (7) and the two retaining rings (9) are engaged. A buffer pad (11) is engaged in the second retaining groove (8). Multiple elastic pads (12) are provided between the buffer pad (11) and the inner wall of the second retaining groove (8). The bottom of the support base (1) is fixedly connected with two fixing seats (14), and one side of the fixing seat (14) is... A fixed connection limit baffle (15) is fixedly connected. Two roller seats (16) are rotatably connected to the bottom of the fixed seat (14). A rotating roller (17) is rotatably connected to one end of each roller seat (16). An adjustment plate (18) is fixed to one side of each roller seat (16). A sliding column (19) is fixedly connected between the adjustment plates (18). An installation plate (23) is fixedly connected to the top of the support seat (1). An electric push rod (24) is fixedly connected to the bottom of the installation plate (23). A pressure plate (21) is fixedly connected to one end of the output shaft of the electric push rod (24). Limit holes (22) are opened at both ends of the pressure plate (21). The limit holes (22) are inserted into the sliding column (19). Grooves (20) are opened at both ends of the support seat (1). The pressure plate (21) is located in the groove (20).

2. The mobile chromatography column unit with good stability according to claim 1, characterized in that, The sleeve (6) and the buffer pad (11) are both arc-shaped structures, and the elastic pad (12) is an elliptical structure.

3. The mobile chromatography column unit with good stability according to claim 1, characterized in that, A rubber pad (10) is attached to the outer surface of the retaining ring (9), and the rubber pad (10) is located between the retaining ring (9) and the first retaining groove (7).

4. The mobile chromatography column unit with good stability according to claim 1, characterized in that, One end of the first threaded rod (5) is threaded with a fixing nut (13), and one end of the fixing nut (13) is rotatably connected to one end of the mounting bracket (2).

5. A mobile chromatography column unit with good stability according to claim 1, characterized in that, The mounting bracket (2) is fixedly connected to the chassis (25) on one side.

6. The mobile chromatography column unit with good stability according to claim 1, characterized in that, The bottom of the support leg (3) is glued with an anti-slip pad.

7. The mobile chromatography column unit with good stability according to claim 1, characterized in that, The bottom of the support leg (3) is threaded with a second threaded rod (26), and one end of the second threaded rod (26) is fixedly connected to an adjusting nut (27), and the bottom of the adjusting nut (27) is fixedly connected to a support pad (28).

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