CN217141600U

CN217141600U - Ultra-high performance liquid chromatograph

Info

Publication number: CN217141600U
Application number: CN202220674856.7U
Authority: CN
Inventors: 刘景超; 马华强; 凌博
Original assignee: Liaoning Shuangshili Pharmaceutical Technology Co ltd
Current assignee: Liaoning Shuangshili Pharmaceutical Technology Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-09
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses an ultra-high performance liquid chromatograph belongs to instrument analysis technical field. Including solvent holding vessel, still include: the tank body is provided with a water storage cavity and a liquid storage cavity, the tank body is fixedly arranged at the top of the solvent storage tank, and the inner wall of the tank body is fixedly connected with a partition plate; the supporting rod is connected in the solvent storage tank in a sliding mode, a first rotating shaft and a second rotating shaft are connected to the supporting rod in a rotating mode, the first rotating shaft is connected with the second rotating shaft through a second transmission set, and a driving mechanism used for driving the first rotating shaft to rotate is arranged on the supporting rod; the supporting plate is arranged in a U shape and fixedly connected to the tail end of the first rotating shaft, a cylinder is fixedly connected to the supporting plate, and a sliding block is connected to the cylinder in a sliding mode; the utility model discloses, can carry out comprehensive washing clearance to the solvent holding vessel inner wall to and can realize washing once more the solvent holding vessel inner wall after the washing clearance, thereby improve the clearance effect to the solvent holding vessel inner wall.

Description

Ultra-high performance liquid chromatograph

Technical Field

The utility model relates to an instrument analysis technical field especially relates to super high performance liquid chromatograph.

Background

The high performance liquid chromatography is the most applied chromatographic analysis method at present, almost covers all fields of quantitative and qualitative analysis, and the high performance liquid chromatography system consists of a mobile phase liquid storage bottle, an infusion pump, a sample injector, a chromatographic column, a detector and a recorder.

At present, an existing ultra-high performance liquid chromatograph lacks the automatic cleaning of a storage container for a mobile phase in the chromatograph, so that the mobile phase needs to be manually cleaned after being used, time and labor are wasted, and the cleaning effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the lack among the prior art and carrying out self-cleaning to the storage vessel of mobile phase among the chromatograph, lead to using to accomplish the back and need artifical manual clean, not only waste time and energy, and clean the not good problem of effect, and the super high performance liquid chromatograph who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the ultra-high performance liquid chromatograph comprises a solvent storage tank and also comprises: the tank body is provided with a water storage cavity and a liquid storage cavity, the tank body is fixedly arranged at the top of the solvent storage tank, and the inner wall of the tank body is fixedly connected with a partition plate; the supporting rod is connected in the solvent storage tank in a sliding mode, a first rotating shaft and a second rotating shaft are connected to the supporting rod in a rotating mode, the first rotating shaft is connected with the second rotating shaft through a second transmission set, and a driving mechanism used for driving the first rotating shaft to rotate is arranged on the supporting rod; the supporting plate is arranged in a U shape and fixedly connected to the tail end of the first rotating shaft, a cylinder is fixedly connected to the supporting plate, and a sliding block is connected to the cylinder in a sliding mode; the connecting rod is fixedly connected to the sliding block, and a water spray nozzle is fixedly connected to the connecting rod; the brush is fixedly connected to the outer wall of the supporting plate and the connecting rod, and the outer wall of the supporting plate is fixedly connected with the spray head; the crankshaft is sleeved on the second rotating shaft, a piston assembly is fixedly mounted on the supporting rod, and the crankshaft is rotationally connected with the piston assembly; one end of the first pipeline is connected with the piston assembly, the other end of the first pipeline is connected with the liquid storage cavity, and the water storage cavity is connected with the first pipeline through the first conduit; and one end of the second pipeline is connected with the piston assembly, the other end of the second pipeline is connected with the spray head, the water spray nozzle is connected with the second pipeline through a second guide pipe, control valves for controlling opening or closing of the first pipeline, the second pipeline, the first guide pipe and the second guide pipe are arranged on the first pipeline, the second pipeline, the first guide pipe and the second guide pipe, and a driving part for driving the supporting rod to move is arranged on the inner wall of the top of the solvent storage tank.

In order to drive the supporting rod to move, preferably, the driving part for driving the supporting rod to move comprises an electric telescopic rod which is fixedly installed on the inner wall of the top of the solvent storage tank, and the supporting rod is fixedly connected with the output end of the electric telescopic rod.

In order to drive the first rotating shaft to rotate, preferably, the driving mechanism for driving the first rotating shaft to rotate comprises a motor, the motor is fixedly installed on the supporting rod, and the motor is connected with the first rotating shaft through a first transmission set.

In order to control the opening or closing of the first pipeline, the second pipeline, the first conduit and the second conduit, preferably, the control valve for controlling the opening or closing of the first pipeline, the second pipeline, the first conduit and the second conduit comprises a first electromagnetic valve and a second electromagnetic valve, the first electromagnetic valve is connected to the first conduit and the second conduit, and the second electromagnetic valve is connected to the first conduit and the second conduit.

Preferably, the outer walls of the two sides of the solvent storage tank are fixedly connected with a liquid inlet pipe and a liquid outlet pipe, and the liquid outlet pipe is connected with a valve switch.

In order to facilitate observation of the conditions in the tank body, preferably, the tank body is in a transparent arrangement, a filling port is formed in the top of the tank body, and the filling port is communicated with the liquid storage cavity and the water storage cavity.

Compared with the prior art, the utility model provides an ultra-high performance liquid chromatograph possesses following beneficial effect:

1. this super high performance liquid chromatograph moves in turn through two sets of piston assembly and continuously provides the washing liquid to the shower nozzle to cooperation pivot one drives brush laminating solvent holding vessel inner wall through the backup pad and rotates, thereby realizes scrubbing the cleanness to the solvent holding vessel inner wall, meanwhile, starts electric telescopic handle, and electric telescopic handle passes through the bracing piece and promotes the backup pad and remove downwards, and then makes rotatory brush can realize scrubbing solvent holding vessel lower part inner wall comprehensively.

2. This ultra-high performance liquid chromatograph follows the downstream of backup pad through the connecting rod and promotes the slider rebound, and the end and the coincidence of backup pad lower surface of connecting rod keep parallel, and at this moment, the brush on connecting rod, the backup pad lower surface contacts with solvent storage tank bottom inner wall to reach and scrub solvent storage tank bottom inner wall.

3. This super high performance liquid chromatograph drives the motion of piston assembly through the bent axle for piston assembly passes through pipeline one, the water of pipe one extraction water storage cavity, then in the delivery inlet pipe two, and last water passes through the water spout blowout, and the hydroenergy that sprays out can reach and wash solvent holding vessel inner wall, thereby improves the clearance effect of solvent holding vessel inner wall.

Drawings

Fig. 1 is a schematic structural diagram of an ultra-high performance liquid chromatograph of the present invention;

fig. 2 is a schematic diagram of a part of the structure of the ultra-high performance liquid chromatograph according to the present invention;

fig. 3 is a schematic diagram of a part of the structure of the ultra-high performance liquid chromatograph of the present invention;

FIG. 4 is an enlarged view of the portion A of the ultra high performance liquid chromatograph of the present invention shown in FIG. 1;

fig. 5 is an enlarged view of the portion B of the ultra high performance liquid chromatograph of the present invention in fig. 2.

In the figure: 1. a solvent storage tank; 101. a liquid inlet pipe; 102. a liquid discharge pipe; 103. opening and closing a valve; 2. a drive section; 201. a support bar; 202. a first rotating shaft; 203. a support plate; 204. a brush; 205. a spray head; 3. a drive mechanism; 301. a motor; 302. a first transmission set; 4. a second rotating shaft; 401. a second transmission set; 402. a crankshaft; 403. a piston assembly; 404. a first pipeline; 405. a second pipeline; 5. a box body; 501. a partition plate; 502. a water storage cavity; 503. a liquid storage cavity; 504. a filling port; 6. a barrel; 601. a slider; 602. a connecting rod; 603. a water spray nozzle; 7. a first conduit; 701. a second conduit; 702. a first electromagnetic valve; 703. and a second electromagnetic valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1 to 5, the ultra high performance liquid chromatograph includes a solvent storage tank 1, and further includes: the device comprises a box body 5 provided with a water storage cavity 502 and a liquid storage cavity 503, wherein the box body 5 is fixedly arranged at the top of a solvent storage tank 1, and the inner wall of the box body 5 is fixedly connected with a partition plate 501; the supporting rod 201 is connected in the solvent storage tank 1 in a sliding manner, the supporting rod 201 is rotatably connected with a first rotating shaft 202 and a second rotating shaft 4, the first rotating shaft 202 and the second rotating shaft 4 are connected through a second transmission set 401, and the supporting rod 201 is provided with a driving mechanism 3 for driving the first rotating shaft 202 to rotate; the supporting plate 203 is arranged in a U shape, the supporting plate 203 is fixedly connected to the tail end of the first rotating shaft 202, the supporting plate 203 is fixedly connected with the cylinder body 6, and the sliding block 601 is connected in the cylinder body 6 in a sliding mode; the connecting rod 602 is fixedly connected to the sliding block 601, and the connecting rod 602 is fixedly connected with a water nozzle 603; the brush 204 is fixedly connected to the outer wall of the supporting plate 203 and the connecting rod 602, and the outer wall of the supporting plate 203 is fixedly connected with the spray head 205; the crankshaft 402 is sleeved on the second rotating shaft 4, the piston assembly 403 is fixedly mounted on the supporting rod 201, and the crankshaft 402 is rotatably connected with the piston assembly 403; a first pipeline 404, one end of which is connected with the piston assembly 403, the other end of which is connected with the liquid storage cavity 503, and the water storage cavity 502 is connected with the first pipeline 404 through a first conduit 7; and a second pipeline 405, one end of which is connected with the piston assembly 403, the other end of which is connected with the spray head 205, and the water spray nozzle 603 is connected with the second pipeline 405 through a second conduit 701, wherein the first pipeline 404, the second pipeline 405, the first conduit 7 and the second conduit 701 are all provided with control valves for controlling opening or closing, and the inner wall of the top of the solvent storage tank 1 is provided with a driving part 2 for driving the support rod 201 to move.

The drive portion 2 that drive bracing piece 201 removed includes electric telescopic handle, and electric telescopic handle fixed mounting is at 1 top inner wall of solvent holding vessel, and bracing piece 201 links to each other with the electric telescopic handle output is fixed.

The driving mechanism 3 for driving the first rotating shaft 202 to rotate comprises a motor 301, the motor 301 is fixedly installed on the supporting rod 201, and the motor 301 is connected with the first rotating shaft 202 through a first transmission set 302.

The control valve for controlling the opening or closing of the first pipeline 404, the second pipeline 405, the first guide pipe 7 and the second guide pipe 701 comprises a first electromagnetic valve 702 and a second electromagnetic valve 703, wherein the first electromagnetic valve 702 is connected to the first guide pipe 7 and the second guide pipe 701, and the second electromagnetic valve 703 is connected to the first pipeline 404 and the second pipeline 405.

The outer walls of two sides of the solvent storage tank 1 are fixedly connected with a liquid inlet pipe 101 and a liquid outlet pipe 102, and the liquid outlet pipe 102 is connected with a valve switch 103.

When the cleaning device is used, when the inner wall of the solvent storage tank 1 needs to be cleaned, the motor 301 is started, the motor 301 drives the first rotating shaft 202 to rotate through the first transmission set 302, the first rotating shaft 202 drives the second rotating shaft 4 to rotate through the second transmission set 401, the second rotating shaft 4 drives the piston assembly 403 to move through the crankshaft 402, as the piston assembly 403 comprises a piston cylinder, a piston plate connected in the piston cylinder in a sliding manner, and a piston rod connected on the piston plate in a rotating manner, the piston assembly 403 is connected with the crankshaft 402 in a rotating manner, that is, one end, far away from the piston plate, of the piston rod is sleeved on the crankshaft 402, so that the crankshaft 402 drives the piston plate to slide in the piston cylinder in a reciprocating manner through the piston rod, as the crankshaft 402 and the piston assembly 403 are arranged in two groups, the two groups of piston assemblies 403 alternately move, at the moment, the piston assembly 403 extracts the cleaning liquid in the liquid storage cavity 503 through the first pipeline 404 and then conveys the cleaning liquid into the second pipeline 405, the first pipeline 404 and the second pipeline 405 are both connected with one-way valves, and finally, cleaning liquid is sprayed out through the spray head 205 and sprayed on the inner wall of the solvent storage tank 1;

meanwhile, the first rotating shaft 202 drives the brush 204 to be attached to the inner wall of the solvent storage tank 1 through the support plate 203 to rotate, so that the inner wall of the solvent storage tank 1 is scrubbed and cleaned, meanwhile, the electric telescopic rod is started, the electric telescopic rod pushes the support plate 203 to move downwards through the support rod 201, and further the rotating brush 204 can comprehensively scrub the inner wall of the lower portion of the solvent storage tank 1;

after the electric telescopic rod pushes the supporting plate 203 to move downwards for a certain distance through the supporting rod 201, so that the connecting rod 602 pushes the slider 601 to move upward following the downward movement of the supporting plate 203 until the tip of the connecting rod 602 coincides with and remains parallel to the lower surface of the supporting plate 203, at which time, the connecting rod 602 and the brush 204 on the lower surface of the supporting plate 203 are contacted with the inner wall of the bottom of the solvent storage tank 1, thereby achieving the purpose of brushing the inner wall of the bottom of the solvent storage tank 1, opening the valve switch 103 at the moment, discharging the cleaning solution brushed in the solvent storage tank 1 out of the solvent storage tank 1 through the liquid discharge pipe 102, after the brushing is finished, the second electromagnetic valve 703 is closed, the first electromagnetic valve 702 is opened, at this time, the electric telescopic rod drives the supporting plate 203 to move upwards through the supporting rod 201, meanwhile, the connecting rod 602 drives the sliding block 601 and the water nozzle 603 to move downwards along with the movement of the supporting plate 203, so that the water nozzle 603 moves out of the cylinder 6;

meanwhile, the second rotating shaft 4 drives the piston assembly 403 to move through the crankshaft 402, so that the piston assembly 403 pumps water in the water storage cavity 502 through the first pipeline 404 and the first guide pipe 7, then the water is conveyed into the second pipeline 405 and the second guide pipe 701, finally the water is sprayed out through the water spray nozzle 603, the sprayed water can flush the inner wall of the solvent storage tank 1, and the cleaning effect of the inner wall of the solvent storage tank 1 is improved.

Example 2:

referring to fig. 1-5, the ultra high performance liquid chromatograph is substantially the same as in example 1, further, the box body 5 is transparent, a filling port 504 is formed at the top of the box body 5, and the filling port 504 is communicated with the liquid storage cavity 503 and the water storage cavity 502; through the box body 5 which is arranged in a transparent mode, the condition in the box body 5 can be observed conveniently, when cleaning liquid in the liquid storage cavity 503 or water in the water storage cavity 502 is less, cleaning liquid can be supplemented into the liquid storage cavity 503 or water can be supplemented into the water storage cavity 502 through the filling port 504 by workers conveniently.

The utility model discloses, can carry out comprehensive cleaning to 1 inner wall of solvent holding vessel to and can realize washing once more to 1 inner wall of solvent holding vessel after cleaning, thereby improve the clearance effect to 1 inner wall of solvent holding vessel.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. Ultra-high performance liquid chromatograph, including solvent holding vessel (1), characterized by still includes: the device comprises a box body (5) provided with a water storage cavity (502) and a liquid storage cavity (503), wherein the box body (5) is fixedly arranged at the top of a solvent storage tank (1), and a partition plate (501) is fixedly connected to the inner wall of the box body (5); the supporting rod (201) is connected in the solvent storage tank (1) in a sliding mode, a first rotating shaft (202) and a second rotating shaft (4) are connected to the supporting rod (201) in a rotating mode, the first rotating shaft (202) is connected with the second rotating shaft (4) through a second transmission set (401), and a driving mechanism (3) used for driving the first rotating shaft (202) to rotate is arranged on the supporting rod (201); the supporting plate (203) is arranged in a U shape, the supporting plate (203) is fixedly connected to the tail end of the first rotating shaft (202), a cylinder body (6) is fixedly connected to the supporting plate (203), and a sliding block (601) is slidably connected to the cylinder body (6); the connecting rod (602) is fixedly connected to the sliding block (601), and a water spray nozzle (603) is fixedly connected to the connecting rod (602); the brush (204) is fixedly connected to the outer wall of the supporting plate (203) and the connecting rod (602), and the outer wall of the supporting plate (203) is fixedly connected with the spray head (205); the crankshaft (402) is sleeved on the second rotating shaft (4), a piston assembly (403) is fixedly mounted on the supporting rod (201), and the crankshaft (402) is rotationally connected with the piston assembly (403); a first pipeline (404), one end of which is connected with the piston assembly (403), the other end of which is connected with the liquid storage cavity (503), and the water storage cavity (502) is connected with the first pipeline (404) through a first conduit (7); and one end of the second pipeline (405) is connected with the piston assembly (403), the other end of the second pipeline is connected with the spray head (205), the water spray nozzle (603) is connected with the second pipeline (405) through the second conduit (701), control valves for controlling opening or closing are arranged on the first pipeline (404), the second pipeline (405), the first conduit (7) and the second conduit (701), and a driving part (2) for driving the support rod (201) to move is arranged on the inner wall of the top of the solvent storage tank (1).

2. The ultra high performance liquid chromatograph according to claim 1, wherein the driving part (2) for driving the support rod (201) to move comprises an electric telescopic rod, the electric telescopic rod is fixedly installed on the inner wall of the top of the solvent storage tank (1), and the support rod (201) is fixedly connected with the output end of the electric telescopic rod.

3. The ultra high performance liquid chromatograph according to claim 1, wherein the driving mechanism (3) for driving the first rotating shaft (202) to rotate comprises a motor (301), the motor (301) is fixedly mounted on the supporting rod (201), and the motor (301) is connected with the first rotating shaft (202) through a first transmission set (302).

4. The ultra high performance liquid chromatograph of claim 1, wherein the control valves for controlling the opening or closing of the first conduit (404), the second conduit (405), the first conduit (7) and the second conduit (701) comprise a first solenoid valve (702) and a second solenoid valve (703), wherein the first solenoid valve (702) is connected to the first conduit (7) and the second conduit (701), and the second solenoid valve (703) is connected to the first conduit (404) and the second conduit (405).

5. The ultra high performance liquid chromatograph according to claim 1, wherein a liquid inlet pipe (101) and a liquid outlet pipe (102) are fixedly connected to the outer walls of the two sides of the solvent storage tank (1), and a valve switch (103) is connected to the liquid outlet pipe (102).

6. The ultra high performance liquid chromatograph according to claim 1, wherein the box body (5) is transparent, a filling port (504) is formed at the top of the box body (5), and the filling port (504) is communicated with the liquid storage cavity (503) and the water storage cavity (502).