CN214473043U

CN214473043U - High performance liquid chromatograph

Info

Publication number: CN214473043U
Application number: CN202120475982.5U
Authority: CN
Inventors: 占昌宏; 艾玉; 程羿淳
Original assignee: Shanghai Biotree Biotech Co ltd
Current assignee: Shanghai Biotree Biotech Co ltd
Priority date: 2021-03-05
Filing date: 2021-03-05
Publication date: 2021-10-22
Anticipated expiration: 2031-03-05

Abstract

The utility model discloses a high performance liquid chromatograph, including centrifugal tank, degasification case, detection case, chromatographic column, fixed plate and washing case, the centrifugal pump is installed to the inner wall of centrifugal tank, the input inlet tube of centrifugal pump, and the one end of inlet tube is connected with the external solution bottle that awaits measuring, the outlet pipe is installed to the output of centrifugal pump, and the one end of raceway extends into the inside of degasification case, the degasification case is installed to the outer wall of centrifugal tank, the detection case is installed to the bottom of centrifugal tank, the chromatographic column is installed to the inner wall of detection case, the fixed plate is installed to the inner wall of detection case, and the fixed plate is located one side of chromatographic column, the washing case is installed to the outer wall of detection case. The utility model discloses an install and wash the case and can wash the chromatographic column, when wasing the chromatographic column, need not can accomplish the washing with dismantling the chromatographic column, reduce staff's work burden.

Description

High performance liquid chromatograph

Technical Field

The utility model relates to a liquid chromatograph technical field specifically is a high performance liquid chromatograph.

Background

The liquid chromatograph is an instrument which firstly separates a mixture and then analyzes and identifies the mixture by utilizing the difference of the distribution ratio of the mixture between liquid and solid or immiscible two liquids, and the existing chromatograph can detect 100 substances simultaneously, thereby greatly improving the detection efficiency.

The existing liquid chromatograph has the following defects:

1. most of the existing liquid chromatographs are manually cleaned, and the chromatographic column needs to be taken out every time the device is cleaned, so that the workload of workers is increased;

2. the existing liquid chromatograph has no device for degassing the solution, and bubbles in the solution enter the chromatographic column to influence the detection precision of the chromatographic column.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high performance liquid chromatograph to the washing chromatographic column that proposes among the solution above-mentioned background art and the degasification problem of solution.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high performance liquid chromatograph, includes the centrifugal tank, takes off gas case, detection case, chromatographic column, fixed plate and washs the case, the centrifugal pump is installed to the inner wall of centrifugal tank, the input inlet tube of centrifugal pump, and the one end of inlet tube is connected with external solution bottle that awaits measuring, the outlet pipe is installed to the output of centrifugal pump, and the one end of raceway extends into the inside of taking off gas case, the outer wall of centrifugal tank is installed and is taken off gas case, the detection case is installed to the bottom of centrifugal tank, the chromatographic column is installed to the inner wall of detection case, the fixed plate is installed to the inner wall of detection case, and the fixed plate is located one side of chromatographic column, the washing case is installed to the outer wall of detection case.

Preferably, the inner wall of the degassing box is provided with a molecular membrane, and the top of the degassing box is provided with a vent hole.

Preferably, the backup pad is installed to the inner wall of detection case, and the backup pad is located the top of chromatographic column, and pneumatic diaphragm pump is installed at the top of backup pad, and the inlet tube is installed to pneumatic diaphragm pump's input, and the top of inlet tube extends into the inside of case of taking off gas, and the outlet pipe is installed to pneumatic diaphragm pump's output, and the one end of outlet pipe and the outer wall connection of chromatographic column, the display screen is installed in the front of detection case, and the display screen passes through wire electric connection with the detector.

Preferably, the bottom of the chromatographic column is provided with a detection tube, the outer wall of the detection tube is provided with a detector, the outer wall of the detection box is provided with a waste box, and one end of the detection tube extends into the waste box.

Preferably, a first heating wire is installed at the top of the fixing plate, a second heating wire is installed at the bottom of the supporting plate, and a thermometer is installed on the top wall inside the detection box.

Preferably, electric telescopic handle is installed to the inner wall of washing case, and the slurcam is installed to electric telescopic handle's one end, and the scavenge pipe is installed to the inner wall of washing case, and the one end of scavenge pipe extends into the inside of chromatographic column, and the axis of rotation is installed to the inner wall of washing case, and the closing plate is installed to the outer wall of axis of rotation, and the connecting rod is installed to the outer wall of closing plate, and the dwang is installed to the one end of connecting rod, and the top of washing case is extended at the top of dwang, and fixed rope is installed at the top of dwang, and the couple is installed to the one end of fixed rope, and a set of ring is installed at the top of washing case.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a chromatographic column can be washd through installing the washing case, when wasing the chromatographic column, pour the washing liquid into the washing case, be connected to the couple on the ring on right side, the couple drives fixed rope and moves, fixed rope drives the dwang and takes place to rotate, the dwang drives the connecting rod and moves, the connecting rod drives the closing plate and rotates, the closing plate leaves the scavenge pipe, start electric telescopic handle, electric telescopic handle drives the push plate and moves, the push plate drives the washing liquid and enters into the scavenge pipe, the washing liquid enters into the chromatographic column, realize the cleaning effect to the chromatographic column, after finishing washing, be connected to the couple on the ring of left side, the dwang drives the closing plate and seals up the scavenge pipe and blocks, prevent that liquid from entering the chromatographic column, need not dismantle the chromatographic column and can accomplish the washing, reduce staff's work burden;

2. the utility model discloses an install centrifugal pump and degasification case and can degas solution, the centrifugal pump can drive solution and carry out the centrifugation, gas in solution is come out by the centrifugation in centrifugal process, solution is through centrifugal pump centrifugation back, gas and liquid separation in the solution, enter into the degasification case, gaseous rebound, through the molecular film, the molecular film only allows the gas molecule to pass through, the liquid molecule can not pass through, realize the degasification effect of solution, the combustion gas passes through the air vent and discharges to the outside, realize the exhaust effect, the accuracy that the improvement device detected.

Drawings

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

fig. 2 is a schematic front structural view of the present invention;

FIG. 3 is a schematic view of the structure of the cleaning tank of the present invention;

fig. 4 is a schematic structural view of a part a of the cleaning tank of the present invention.

In the figure: 1. a centrifugal tank; 101. a centrifugal pump; 2. a degassing tank; 201. a molecular membrane; 202. a vent hole; 3. a detection box; 301. a pneumatic diaphragm pump; 4. a chromatographic column; 401. a detector; 402. a detection tube; 403. a waste bin; 404. a display screen; 5. a fixing plate; 501. a first heating wire; 502. a second heating wire; 503. a thermometer; 6. a cleaning tank; 601. an electric telescopic rod; 602. a push plate; 603. cleaning the tube; 604. a sealing plate; 605. fixing a rope; 606. a circular ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", 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 describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the description refers must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a high performance liquid chromatograph comprises a centrifugal tank 1, a degassing tank 2, a detection box 3, a chromatographic column 4, a fixing plate 5 and a cleaning box 6, wherein a centrifugal pump 101 is installed on the inner wall of the centrifugal tank 1, the centrifugal tank 1 can protect the internal centrifugal pump 101 to realize a protection function, the centrifugal pump 101 can drive a solution to centrifuge, gas in the solution is centrifuged out in the centrifuging process to realize the degassing effect on the solution, an input end water inlet pipe of the centrifugal pump 101 is connected with an external solution bottle to be tested, the water inlet pipe can pump the solution into the centrifugal pump 101 to realize the conveying effect of the solution, an output end of the centrifugal pump 101 is provided with a water outlet pipe, one end of a water conveying pipe extends into the degassing tank 2, the water outlet pipe can support the solution in the degassing tank 2 by a pipeline, the degassing tank 2 is installed on the outer wall of the centrifugal tank 1, and the degassing tank 2 can discharge the gas in the solution, the realization is to the degasification effect of solution, detection case 3 is installed to the bottom of centrifugal tank 1, inside chromatographic column 4 can be protected to detection case 3, realize the protection effect, chromatographic column 4 is installed to detection case 3's inner wall, chromatographic column 4 can separate the inside material of solution, realize the separation effect, fixed plate 5 is installed to detection case 3's inner wall, and fixed plate 5 is located one side of chromatographic column 4, fixed plate 5 can support the first heating wire 501 at top, realize the supporting effect, detection case 3's outer wall is installed and is washd case 6, wash case 6 can store the washing liquid, realize the effect of storing the washing liquid.

Further, molecular membrane 201 is installed to the inner wall of degasification case 2, and the top of degasification case 2 is equipped with air vent 202, and solution is through centrifugal pump 101 centrifugation back, and gas and liquid separation in the solution enter degasification case 2, and gas is lighter can the rebound, through molecular membrane 201, and molecular membrane 201 only allows gas molecule to pass through, and liquid molecule can not pass through to realize the degasification effect of solution, the exhaust gas passes through air vent 202 and discharges to the outside, realizes the exhaust effect.

Further, the backup pad is installed to the inner wall of detection case 3, and the backup pad is located the top of chromatographic column 4, pneumatic diaphragm pump 301 is installed at the top of backup pad, the inlet tube is installed to pneumatic diaphragm pump 301's input, and the top of inlet tube extends into the inside of case 2 that outgases, the outlet pipe is installed to pneumatic diaphragm pump 301's output, and the one end of outlet pipe and chromatographic column 4's outer wall connection, start pneumatic diaphragm pump 301, the solution after the degasification inhales through the inlet tube, follow the outlet pipe discharge to chromatographic column 4 afterwards, the realization is to easy transport effect.

Further, the detector tube 402 is installed to chromatographic column 4 bottom, detector 401 is installed to the outer wall of detector tube 402, waste bin 403 is installed to the outer wall of detection case 3, and the inside of waste bin 403 is extended into to the one end of detector tube 402, display screen 404 is installed on the front of detection case 3, and display screen 404 passes through wire electric connection with detector 401, solution gets into inside chromatographic column 4, chromatographic column 4 is inside to contain multiple filler, can absorb different materials, the realization is to the separation effect of material in the solution, the material after the separation passes through detector tube 402 and enters into detector 401, detector 401 detects the material concentration, and show the result in display screen 404, the solution after the detection is accomplished enters into waste bin 403, the realization is to the collection effect of waste material.

Further, first heating wire 501 is installed at the top of fixed plate 5, second heating wire 502 is installed to the bottom of backup pad, thermometer 503 is installed to the inside roof of detection case 3, when the device detects, needs to heat up the device internal environment, and first heating wire 501 and second heating wire 502 can carry out comprehensive heating to the device is inside, make each inside part of device can heat up simultaneously, improve detection efficiency.

Further, an electric telescopic rod 601 is installed on the inner wall of the cleaning box 6, a push plate 602 is installed at one end of the electric telescopic rod 601, a cleaning pipe 603 is installed on the inner wall of the cleaning box 6, one end of the cleaning pipe 603 extends into the chromatographic column 4, a rotating shaft is installed on the inner wall of the cleaning box 6, a sealing plate 604 is installed on the outer wall of the rotating shaft, a connecting rod is installed on the outer wall of the sealing plate 604, a rotating rod is installed at one end of the connecting rod, the top of the rotating rod extends out of the top of the cleaning box 6, a fixing rope 605 is installed at the top of the rotating rod, a hook is installed at one end of the fixing rope 605, a group of rings 606 are installed at the top of the cleaning box 6, when the chromatographic column 4 is cleaned, cleaning liquid is poured into the cleaning box 6, the hook is connected to the ring 606 at the right side, the hook drives the fixing rope 605 to move, the fixing rope 605 drives the rotating rod to rotate, the rotating rod drives the connecting rod to move, the connecting rod drives closing plate 604 and rotates, closing plate 604 leaves scavenge pipe 603, start electric telescopic handle 601, electric telescopic handle 601 drives catch plate 602 and removes, catch plate 602 drives the washing liquid and enters into scavenge pipe 603, the washing liquid enters into chromatographic column 4, realize the cleaning performance to chromatographic column 4, wash the back that finishes, be connected to left side ring 606 with the couple on, the dwang drives closing plate 604 and seals up the hindrance to scavenge pipe 603, prevent that liquid from getting into chromatographic column 4.

The working principle is that firstly, after the solution is centrifuged by the centrifugal pump 101, the gas and the liquid in the solution are separated, the gas enters the degassing box 2, the gas moves upwards, the gas passes through the molecular membrane 201, the molecular membrane 201 only allows the gas molecules to pass through, the liquid molecules cannot pass through, the degassing effect of the solution is realized, the discharged gas is discharged to the outside through the vent hole 202, the gas discharging effect is realized, then, the pneumatic diaphragm pump 301 is started, the degassed solution is sucked through the water inlet pipe and then discharged into the chromatographic column 4 from the water outlet pipe, then, the solution enters the chromatographic column 4, the inside of the chromatographic column 4 contains various fillers, the insoluble substances can be absorbed, the separation effect of the substances in the solution is realized, the separated substances enter the detector 401 through the detection pipe 402, the detector 401 detects the substance concentration, the result is displayed in the display screen 404, and finally, when the chromatographic column 4 is cleaned, pour the washing liquid into wash case 6 in, be connected to the couple on the ring 606 on right side, the couple drives fixed rope 605 and removes, fixed rope 605 drives the dwang and takes place to rotate, the dwang drives the connecting rod and removes, the connecting rod drives closing plate 604 and rotates, closing plate 604 leaves scavenge pipe 603, start electric telescopic handle 601, electric telescopic handle 601 drives catch plate 602 and removes, catch plate 602 drives the washing liquid and enters into scavenge pipe 603, the washing liquid enters into chromatographic column 4, the realization is to chromatographic column 4's cleaning performance, the washing finishes the back, be connected to on the ring 606 of left side with the couple, the dwang drives closing plate 604 and seals up the hindrance to scavenge pipe 603, prevent that liquid from entering chromatographic column 4.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high performance liquid chromatograph, includes centrifuge bowl (1), degasification case (2), detection case (3), chromatographic column (4), fixed plate (5) and washs case (6), its characterized in that: centrifugal pump (101) are installed to the inner wall of centrifugal tank (1), the input inlet tube of centrifugal pump (101), and the one end of inlet tube is connected with the external solution bottle that awaits measuring, the outlet pipe is installed to the output of centrifugal pump (101), and the one end of raceway extends into the inside of degassing tank (2), degassing tank (2) are installed to the outer wall of centrifugal tank (1), detection case (3) are installed to the bottom of centrifugal tank (1), chromatographic column (4) are installed to the inner wall of detection case (3), fixed plate (5) are installed to the inner wall of detection case (3), and fixed plate (5) are located one side of chromatographic column (4), washing case (6) are installed to the outer wall of detection case (3).

2. The high performance liquid chromatograph of claim 1, wherein: the inner wall of the degassing box (2) is provided with a molecular membrane (201), and the top of the degassing box (2) is provided with a vent hole (202).

3. The high performance liquid chromatograph of claim 1, wherein: the backup pad is installed to the inner wall of detection case (3), and the backup pad is located the top of chromatographic column (4), and pneumatic diaphragm pump (301) is installed at the top of backup pad, and the inlet tube is installed to the input of pneumatic diaphragm pump (301), and the top of inlet tube extends into the inside of case (2) of degasing, and the outlet pipe is installed to the output of pneumatic diaphragm pump (301), and the one end of outlet pipe and the outer wall connection of chromatographic column (4).

4. The high performance liquid chromatograph of claim 1, wherein: detecting tube (402) is installed to chromatographic column (4) bottom, and detector (401) are installed to the outer wall of detecting tube (402), and waste bin (403) are installed to the outer wall of detection case (3), and the one end of detecting tube (402) extends into the inside of waste bin (403), and display screen (404) are installed in the front of detection case (3), and display screen (404) pass through wire electric connection with detector (401).

5. The high performance liquid chromatograph of claim 1, wherein: first heating wire (501) is installed at the top of fixed plate (5), second heating wire (502) is installed to the bottom of backup pad, and thermometer (503) is installed to the inside roof of detection case (3).

6. The high performance liquid chromatograph of claim 1, wherein: electric telescopic handle (601) are installed to the inner wall of wasing case (6), catch plate (602) are installed to the one end of electric telescopic handle (601), wash inner wall of case (6) and install scavenge pipe (603), and the one end of scavenge pipe (603) extends into the inside of chromatographic column (4), the axis of rotation is installed to the inner wall of wasing case (6), closing plate (604) are installed to the outer wall of axis of rotation, the connecting rod is installed to the outer wall of closing plate (604), the dwang is installed to the one end of connecting rod, and the top of dwang extends the top of wasing case (6), fixed rope (605) are installed at the top of dwang, the couple is installed to the one end of fixed rope (605), a set of ring (606) is installed at the top of wasing case (6).