Three-dimensional modularized liquid chromatograph experiment table

Abstract

The utility model discloses a three-dimensional modularized liquid chromatograph experiment table, which relates to the technical field of experiment tables and comprises a framework, a plurality of vertically arranged vertical frames are arranged on the rear side of the framework, positioning frames are arranged on the front sides of the two vertical frames positioned on the left side and the right side, a transverse plate is arranged at the tops of the two positioning frames, and the transverse plate is arranged on the left side and the right side of the framework. A movable moving structure is arranged on the outer side of the transverse plate, a mounting frame is mounted on the moving structure, and a plurality of bolt positioning holes are formed in the outer side of the mounting frame; the workbenches are arranged at the top of the framework; wherein the framework, the vertical frame and the positioning frame are all provided with a plurality of positioning grooves, the workbench and the transverse plate are provided with positioning structures matched with the positioning grooves, and the workbench and the transverse plate are fixed in the positioning grooves through the positioning structures; and the framework stands on the ground through the supporting structure. According to the utility model, the modular design is adopted, and the position of the station can be adjusted according to the required experiment operation.

Description

Technical Field

[0001] The utility model relates to the technical field of experimental benches, in particular to a three-dimensional modular liquid chromatograph experimental bench. Background Art

[0002] A chromatograph is a device used for chromatographic separation and analysis, including an injection system, a detection system, a recording and data processing system, a temperature control system, a mobile phase control system, etc. Modern chromatographs have the characteristics of high stability, sensitivity, versatility, and automation. There are gas chromatographs, liquid chromatographs, gel chromatographs, etc. These chromatographs are widely used for the analysis of certain contents of chemical products and polymer materials. Gel chromatography can also determine the molecular weight and its distribution of polymer materials.

[0003] As a common object placed in a laboratory, the main purpose of an experimental bench is to place various utensils, instruments and other experimental tools. The main materials are all-wood, aluminum-wood, steel-wood, and all-steel, and its structure is also diverse. The experimental bench is a whole, which is not convenient to adjust the workbench requirements according to actual needs, and has low applicability. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a three-dimensional modular liquid chromatograph experimental bench to solve the technical problem that in the prior art, the experimental bench is a whole, which is not convenient to adjust the workbench requirements according to actual needs and has low applicability.

[0005] The utility model provides a three-dimensional modular liquid chromatograph experimental bench, including:

[0006] A framework, on the rear side of the framework, a plurality of vertically arranged vertical frames are provided. On the front sides of the two vertical frames located on the left and right sides, positioning frames are provided. On the tops of the two positioning frames, a cross plate is jointly provided. On the outer side of the cross plate, a movable structure is provided, and an installation frame is installed on the movable structure. A plurality of bolt positioning holes are opened on the outer side of the installation frame;

[0007] A plurality of workbenches, which are arranged on the top of the framework;

[0008] Wherein, the framework, the vertical frames and the positioning frames are all provided with a plurality of positioning grooves. The workbenches and the cross plate are provided with positioning structures adapted to the positioning grooves, and the workbenches and the cross plate are both fixed in the positioning grooves through the positioning structures;

[0009] A support structure, and the framework stands on the ground through the support structure.

[0010] Preferably, a plurality of storage racks are provided on the front sides of adjacent two of the vertical frames, and a positioning structure is provided on the rear side of the storage rack.

[0011] Preferably, a plurality of counterbores are provided in the tabletop of the workbench, the bottom end of the vertical frame, the rear side of the positioning frame, and both ends of the cross plate. The positioning structure includes a plurality of hexagon socket head cap screws and positioning blocks. The cross section of the positioning groove is T-shaped, the cross section of the positioning block is T-shaped, and the positioning block is slidably inserted into the positioning groove. A first threaded hole is provided at the top of the positioning block, and the outer side of the hexagon socket head cap screw is threadedly installed in the first threaded hole, and the hexagon socket head cap screw is arranged in the counterbore.

[0012] Preferably, the moving structure includes a sliding sleeve which is slidably sleeved on the cross plate, and one side of the mounting frame is fixed to the front side of the sliding sleeve.

[0013] Preferably, a second threaded hole is provided at the top of the sliding sleeve, and a locking bolt is threadedly installed inside the second threaded hole.

[0014] Preferably, the supporting structure includes a plurality of columns, one end of each column is fixed to the bottom of the framework, and a brake universal wheel is fixed to the bottom end of each column.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] In the present utility model, the display of the chromatograph is placed on one of the workbenches, and then the detection end of the chromatograph is fixed to the mounting frame by bolts. The detection end of the chromatograph is horizontally position-adjusted on the cross plate through the moving structure, and the detection end of the chromatograph is height-adjusted along the vertical frame through the positioning frame. Other required instruments can be fixedly installed on the remaining workbenches. If the positions of each workbench can be mutually replaced, the entire experimental bench adopts a modular design and can adjust the positions of the workstations according to the experimental operations required. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0018] Figure 2 is Figure 1 the enlarged structural schematic diagram at A of

[0019] Figure 3 is a three-dimensional structural schematic diagram of the framework of the present utility model;

[0020] Figure 4 is a three-dimensional structural schematic diagram of the positioning structure of the present utility model;

[0021] Figure 5 is a cross-sectional view of the moving structure of the present utility model.

[0022] Reference numerals:

[0023] 1. Skeleton; 2. Vertical frame; 3. Storage rack; 4. Horizontal board; 5. Mounting rack; 6. Positioning rack; 7. Workbench; 8. Column; 9. Brake-equipped universal wheel; 10. Positioning groove; 11. Positioning structure; 12. Positioning block; 13. Allen bolt; 14. Locking bolt; 15. Sliding sleeve. Detailed implementation mode

[0024] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present invention.

[0025] Embodiment: Refer to Figures 1-5 A three-dimensional modular liquid chromatography instrument experimental bench shown in the figure, comprising:

[0026] Skeleton 1, a plurality of vertically arranged vertical frames 2 are arranged at the rear side of the skeleton 1, positioning racks 6 are arranged at the front sides of the two vertical frames 2 located on the left and right sides, a horizontal board 4 is jointly arranged at the tops of the two positioning racks 6, a movable moving structure is arranged outside the horizontal board 4, and a mounting rack 5 is installed on the moving structure, and a plurality of bolt positioning holes are opened outside the mounting rack 5;

[0027] A plurality of workbenches 7, and the workbenches 7 are arranged on the top of the skeleton 1;

[0028] Among them, the skeleton 1, the vertical frame 2 and the positioning rack 6 are all provided with a plurality of positioning grooves 10, the workbench 7 and the horizontal board 4 are provided with a positioning structure 11 adapted to the positioning grooves 10, and the workbench 7 and the horizontal board 4 are both fixed in the positioning grooves 10 through the positioning structure 11;

[0029] Support structure, and the skeleton 1 stands on the ground through the support structure;

[0030] In the present invention, the display of the chromatograph is placed on one of the workbenches 7, and then the detection end of the chromatograph is fixed on the mounting rack 5 through bolts. The detection end of the chromatograph adjusts its horizontal position on the horizontal board 4 through the moving structure, and the detection end of the chromatograph adjusts its height along the vertical frame 2 through the positioning rack 6. Other required instruments can be fixedly installed on the remaining workbenches 7. If the positions of the workbenches 7 can be mutually replaced, it can be seen that the entire experimental bench adopts a modular design and can adjust the positions of the workstations according to the experimental operations required.

[0031] Specifically, a plurality of storage racks 3 are arranged at the front sides of two adjacent vertical frames 2, and a positioning structure 11 is arranged at the rear side of the storage rack 3;

[0032] In the present utility model, the storage rack 3 is used to place required items, such as flasks, and the storage rack 3 can be adjusted in position.

[0033] Specifically, a plurality of counterbores are provided on the tabletop of the workbench 7, the bottom end of the vertical rack 2, the rear side of the positioning rack 6, and both ends of the cross plate 4. The positioning structure 11 includes a plurality of hexagon socket head cap screws 13 and positioning blocks 12. The cross section of the positioning groove 10 is T-shaped, the cross section of the positioning block 12 is T-shaped, and the positioning block 12 is slidably inserted into the positioning groove 10. A first threaded hole is provided at the top of the positioning block 12, and the outer side of the hexagon socket head cap screw 13 is threadedly installed in the first threaded hole, and the hexagon socket head cap screw 13 is arranged in the counterbore.

[0034] In the present utility model, the positioning block 12 is inserted into the positioning groove 10. By rotating the hexagon socket head cap screw 13, the hexagon socket head cap screw 13 moves the positioning block 12 upward through the thread, and the positioning block 12 presses against the positioning groove 10, thereby completing the fixation.

[0035] Specifically, the moving structure includes a sliding sleeve 15. The sliding sleeve 15 is slidably sleeved on the cross plate 4, and one side of the mounting frame 5 is fixed to the front side of the sliding sleeve 15.

[0036] In the present utility model, the mounting frame 5 moves along the cross plate 4 through the sliding sleeve 15.

[0037] Specifically, a second threaded hole is provided at the top of the sliding sleeve 15, and a locking bolt 14 is threadedly installed inside the second threaded hole.

[0038] In the present utility model, by rotating the locking bolt 14, the locking bolt 14 presses against the cross plate 4, thereby fixing the sliding sleeve 15.

[0039] Specifically, the supporting structure includes a plurality of columns 8. One end of the column 8 is fixed to the bottom of the skeleton 1, and a brake-equipped universal wheel 9 is fixed to the bottom end of the column 8.

[0040] The working principle of the present utility model: Place the display of the chromatograph on one of the workbenches 7, and then fix the detection end of the chromatograph to the mounting frame 5 through bolts. The detection end of the chromatograph performs horizontal position adjustment on the cross plate 4 through the moving structure, and the detection end of the chromatograph performs height adjustment along the vertical rack 2 through the positioning rack 6. Other required instruments can be fixedly installed on the remaining workbenches 7. If the positions of the workbenches 7 can be mutually replaced, it can be seen that the entire experimental bench adopts a modular design and can adjust the positions of the workstations according to the needs of experimental operations.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. A three-dimensional modular liquid chromatography test bench, characterized in that: include: A frame (1), wherein a plurality of vertically arranged vertical frames (2) are arranged on the rear side of the frame (1), and positioning frames (6) are arranged on the front sides of two of the vertical frames (2) located on the left and right sides, and a horizontal plate (4) is arranged on the top of the two positioning frames (6), and a movable structure capable of movement is arranged on the outer side of the horizontal plate (4), and a mounting frame (5) is installed on the movable structure, and a plurality of bolt positioning holes are arranged on the outer side of the mounting frame (5); A plurality of workbenches (7), wherein the workbenches (7) are arranged on the top of the frame (1); The frame (1), the vertical frame (2) and the positioning frame (6) are all provided with a plurality of positioning grooves (10); the workbench (7) and the horizontal plate (4) are provided with positioning structures (11) adapted to the positioning grooves (10); and the workbench (7) and the horizontal plate (4) are both fixed in the positioning grooves (10) by the positioning structures (11); A supporting structure, wherein the frame (1) stands on the ground via the supporting structure.

2. A three-dimensional modular liquid chromatography test bench according to claim 1, characterized in that: A plurality of storage racks (3) are arranged on the front side of two adjacent vertical racks (2), and a positioning structure (11) is arranged on the rear side of the storage rack (3).

3. A three-dimensional modular liquid chromatography test bench according to claim 2, characterized in that: The table top of the workbench (7), the bottom end of the vertical frame (2), the rear side of the positioning frame (6) and the two ends of the horizontal plate (4) are all provided with a plurality of countersunk holes. The positioning structure (11) includes a plurality of hexagon socket bolts (13) and a positioning block (12). The cross section of the positioning groove (10) is T-shaped. The cross section of the positioning block (12) is T-shaped. The positioning block (12) is slidably inserted into the positioning groove (10). A first threaded hole is provided at the top of the positioning block (12). The outer side of the hexagon socket bolt (13) is threadedly installed in the first threaded hole, and the hexagon socket bolt (13) is arranged in the countersunk hole.

4. The three-dimensional modular liquid chromatography test bench according to claim 1, characterized in that: The movable structure comprises a sliding sleeve (15), the sliding sleeve (15) is slidingly mounted on the transverse plate (4), and one side of the mounting frame (5) is fixed to the front side of the sliding sleeve (15).

5. A three-dimensional modular liquid chromatography test bench according to claim 4, characterized in that: A second threaded hole is formed at the top of the sliding sleeve (15), and a locking bolt (14) is threadedly mounted inside the second threaded hole.

6. The three-dimensional modular liquid chromatography test bench according to claim 1, characterized in that: The support structure comprises a plurality of columns (8), one end of each column (8) is fixed to the bottom of the frame (1), and a universal wheel (9) with a brake is fixed to the bottom end of each column (8).

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