Storage rack for purified liquid storage pipe

Abstract

A placing frame for a purification liquid storage pipe comprises a bottom plate, a pair of supporting plates are arranged at the two ends of the bottom plate respectively, an upper plate is arranged at the upper ends of the supporting plates, a plurality of placing holes are formed in the upper plate in the length direction of the upper plate at equal intervals in an array mode, a guide strip is arranged on one side of the upper plate, a guide groove is formed in the outer side of the guide strip in an opening mode, and collecting pipes are arranged in the placing holes in a penetrating mode. And placing on the upper plate. A movable block is movably arranged in the guide groove, a vertical plate is installed at the outer side end of the movable block, a pair of vertical holes are formed in the upper end of the vertical plate, a movable rod is arranged in the vertical holes in a penetrating mode, a movable outer plate is arranged at the outer side end of the movable rod, a movable arm is arranged at the inner side end of the movable rod, and a liquid injection pipe is arranged on the movable arm. The vertical plate can move along the guide groove, so that the connecting pipe connected to the liquid injection pipe is transferred, and when a solution drips and is collected, due to the fact that the liquid injection pipe does not shake, the problem that the solution is prone to scattering can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of chromatographic separation, in particular to a placement rack for storing purified liquid tubes. Background Art

[0002] Chromatographic separation is a currently used method for purifying substances through chromatographic separation. During purification and separation, especially during the experimental stage, the separated solution needs to be collected through multiple storage tubes. Currently, when collecting, the operator holds the column drain tube and transfers the drain tube to the top of the storage tube in sequence, and then drips the separated liquid into the storage tube. During this operation, the nozzle of the storage tube is open, which can easily contaminate the obtained solution. Secondly, the dripping process is relatively slow, and the solution may be spilled due to problems such as hand shaking during the dripping process. Utility Model Content

[0003] The utility model provides a placement rack for purified liquid storage tubes to address the deficiencies of the prior art, solve the problem of easy spillage of the solution during collection and contamination of the solution during dripping and collection, and has strong practicality.

[0004] In order to achieve the purpose of this utility model, the following technologies are proposed:

[0005] A storage rack for purified liquid storage tubes includes a base plate, a pair of support plates at each end of the base plate, an upper plate at the upper end of the support plates, a plurality of placement holes arranged in an array at equal intervals along its length, a guide bar provided on one side of the upper plate, a guide groove formed on the outer opening of the guide bar, and collection tubes are all inserted through the placement holes and placed on the upper plate. A movable block is movably provided in the guide groove, a vertical plate is mounted on the outer end of the movable block, a pair of vertical holes are provided at the upper end of the vertical plate, a movable rod is inserted through the vertical holes, a movable outer plate is provided at the outer end of the movable rod, a movable arm is provided at the inner end of the movable rod, and an injection tube is provided on the movable arm. The vertical plate can move along the guide groove to transfer the connecting tube connected to the injection tube. Since the injection tube does not shake when the solution drips and is collected, it can avoid the problem of easy spillage.

[0006] Furthermore, an end plate is provided at the upper end of the vertical plate, a pair of vertical rods are passed through the end plate, the lower ends of the vertical rods are provided on the movable outer plate, a spring is provided on the vertical rod, and the spring is located between the end plate and the movable outer plate. The provided spring can enable the injection tube to be inserted above the collection tube and maintain this state.

[0007] Furthermore, in order to position the collection tube after placement to ensure reliability during solution collection, a rotating seat is installed on the upper plate, and a rectangular sleeve is rotatably provided on the rotating seat, and a movable plate is passed through the rectangular sleeve, and a waist-shaped hole is provided on the movable plate, and a movable plug is provided in the waist-shaped hole. An annular groove is provided on the outer periphery of the movable plug, and the movable plate is passed through the annular groove. The upper end of the movable plug is connected to a connecting pipe, and a funnel is provided at the upper end of the connecting pipe. The movable plug is connected to an exhaust head. During the injection process, the exhaust head can connect the collection tube with the external pressure, thereby facilitating the collection of the solution, and the funnel is provided to facilitate the collection of the solution while preventing the solution from spilling.

[0008] Furthermore, in order to prevent dust from entering the collection tube and causing contamination to the solution, filter cotton is filled in the exhaust head.

[0009] Furthermore, in order to ensure that the collecting tube can collect the solution as much as possible, the lower end of the injection tube is in a conical structure, and the lower end of the injection tube is plugged on the funnel.

[0010] Furthermore, in order to facilitate the rotation and movement of the movable plate, a pull plate is provided at the outer end of the movable plate.

[0011] Furthermore, in order to limit the movable plate to prevent the collection tube from tilting due to misoperation, which may cause the collected solution to spill, a slot is provided at the inner end of the movable plate, and a plurality of long holes are provided on the upper plate. A pair of concave clips are movably provided in the long holes, and the concave clips are passed through the slots, and the inner end of the movable plate is clamped in the concave clips. A middle rod is passed through the lower end of the concave clip, and end plates are provided at both ends of the middle rod, and outward push springs are provided between the concave clips.

[0012] The advantages of the above technical solution are:

[0013] The utility model can prevent the solution from being spilled when the solution is collected, and can also prevent the solution from being contaminated during the collection process. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention will be described in further detail below with reference to the accompanying drawings.

[0015] Figure 1 Shows a three-dimensional structure of one embodiment Figure 1 .

[0016] Figure 2 An enlarged view of point A is shown.

[0017] Figure 3 Shows a three-dimensional structure of one embodiment Figure 2 .

[0018] Figure 4 An enlarged view of point B is shown. DETAILED DESCRIPTION

[0019] like Figures 1 to 4 As shown, a placement rack for purified liquid storage tubes includes a base plate 1, a pair of support plates 10 are provided at both ends of the base plate 1, an upper plate 11 is provided at the upper end of the support plate 10, and a plurality of placement holes are provided on the upper plate 11 in an array with equal intervals along its length direction. A guide bar 12 is provided on one side of the upper plate 11, and a guide groove 13 is formed on the outer side of the guide bar 12.

[0020] A movable block 2 is movably provided in the guide groove 13, and a vertical plate 200 is installed at the outer end of the movable block 2. A pair of vertical holes 20 are opened at the upper end of the vertical plate 200, and a movable rod 21 is passed through the vertical hole 20. The outer end of the movable rod 21 is provided with a movable outer plate 22, and the upper end of the vertical plate 200 is provided with an end plate 201. A pair of vertical rods 23 are passed through the end plate 201. The lower end of the vertical rod 23 is provided on the movable outer plate 22, and a spring 24 is sleeved on the vertical rod 23. The spring 24 is located between the end plate 201 and the movable outer plate 22. A movable arm 25 is provided at the inner end of the movable rod 21, and an injection tube 26 is provided on the movable arm 25.

[0021] A rotating seat 3 is installed on the upper plate 11, and a rectangular sleeve 30 is rotatably provided on the rotating seat 3. A movable plate 31 is passed through the rectangular sleeve 30, and a pull plate 32 is provided at the outer end of the movable plate 31. A waist-shaped hole 33 is provided on the movable plate 31, and a movable plug 39 is provided in the waist-shaped hole 33. An annular groove is provided on the outer periphery of the movable plug 39, and the movable plate 31 is passed through the annular groove. The upper end of the movable plug 39 is connected to a connecting pipe 41, and a funnel 42 is provided at the upper end of the connecting pipe 41. The lower end of the injection pipe 26 is a conical structure, and the lower end of the injection pipe 26 is plugged on the funnel 42. The movable plug 39 is connected to an exhaust head 43, and the exhaust head 43 is filled with filter cotton. A card slot 34 is provided at the inner end of the movable plate 31, and a plurality of long holes are provided on the upper plate 11. A pair of concave clips 37 are movably provided in the long holes. The concave clips 37 pass through the card slot 34, and the inner end of the movable plate 31 is clamped in the concave clips 37. A middle rod 36 is passed through the lower end of the concave clip 37. End plates 35 are respectively provided at both ends of the middle rod 36, and an outward push spring 38 is provided between the concave clips 37.

[0022] During operation of this embodiment, the operator places the collection tube in each placement hole in sequence.

[0023] Then the operator rotates the movable plate 31 and places the movable plug 39 at the pipe mouth of the collecting pipe.

[0024] Then the operator clamps the concave clamping member 37 on the movable plate 31 and completes the positioning operation of the movable plate 31 .

[0025] The operator then inserts the drainage connection tube from the chromatography column into the upper end of the injection tube 26, moves the vertical plate 200 and other components, and moves the injection tube 26 to directly above the funnel 42. Under the action of the spring 24, the injection tube 26 is inserted into the funnel 42, and then the solution is collected. When a certain amount of solution is collected, the operator transfers the injection tube 26 to another funnel 42 and performs the collection operation again.

[0026] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Obviously, those skilled in the art may make various modifications and variations to the present invention without departing from the spirit and scope of the present invention. Therefore, if such modifications and variations fall within the scope of the claims and their equivalents, the present invention is intended to include such modifications and variations.

Claims

1. A storage rack for purified liquid storage tubes, characterized in that: The bottom plate (1) comprises a pair of supporting plates (10) at both ends of the bottom plate (1), an upper plate (11) is provided at the upper end of the supporting plate (10), a plurality of placement holes are provided in an array at equal intervals along the length direction of the upper plate (11), a guide bar (12) is provided on one side of the upper plate (11), and a guide groove (13) is formed on the outer opening of the guide bar (12); A movable block (2) is movably provided in the guide groove (13), a vertical plate (200) is installed at the outer end of the movable block (2), a pair of vertical holes (20) are opened at the upper end of the vertical plate (200), a movable rod (21) is passed through the vertical hole (20), a movable outer plate (22) is provided at the outer end of the movable rod (21), a movable arm (25) is provided at the inner end of the movable rod (21), and a liquid injection pipe (26) is provided on the movable arm (25).

2. The purified liquid storage tube storage rack according to claim 1, characterized in that: An end plate (201) is provided at the upper end of the vertical plate (200), a pair of vertical rods (23) are passed through the end plate (201), the lower ends of the vertical rods (23) are provided on the movable outer plate (22), a spring (24) is sleeved on the vertical rods (23), and the spring (24) is located between the end plate (201) and the movable outer plate (22).

3. The storage rack for purified liquid storage tubes according to claim 1, characterized in that: A rotating seat (3) is mounted on the upper plate (11), a rectangular sleeve (30) is rotatably provided on the rotating seat (3), a movable plate (31) is inserted into the rectangular sleeve (30), a waist-shaped hole (33) is provided on the movable plate (31), a movable plug (39) is provided in the waist-shaped hole (33), an annular groove is provided on the outer periphery of the movable plug (39), the movable plate (31) is inserted into the annular groove, the upper end of the movable plug (39) is connected to a connecting pipe (41), a funnel (42) is provided at the upper end of the connecting pipe (41), and an exhaust head (43) is connected to the movable plug (39).

4. The storage rack for purified liquid storage tubes according to claim 3, characterized in that: The exhaust head (43) is filled with filter cotton.

5. The storage rack for purified liquid storage tubes according to claim 3, characterized in that: The lower end of the liquid injection tube (26) has a conical structure, and the lower end of the liquid injection tube (26) is plugged on the funnel (42).

6. The storage rack for purified liquid storage tubes according to claim 3, characterized in that: A pull plate (32) is provided at the outer end of the movable plate (31).

7. The storage rack for purified liquid storage tubes according to claim 3, characterized in that: A card slot (34) is provided at the inner end of the movable plate (31), and a plurality of long holes are provided on the upper plate (11). A pair of concave card members (37) are movably provided in the long holes. The concave card members (37) are passed through the card slot (34), and the inner end of the movable plate (31) is clamped in the concave card member (37). A middle rod (36) is passed through the lower end of the concave card member (37), and end plates (35) are respectively provided at both ends of the middle rod (36). An outward push spring (38) is provided between the concave card members (37).

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