CN219167944U

CN219167944U - Exhaust filtering device of mobile phase of liquid chromatograph

Info

Publication number: CN219167944U
Application number: CN202320304969.2U
Authority: CN
Inventors: 金阳; 乔永乾; 王丽丹
Original assignee: Tianjin Ribell Technology Co ltd
Current assignee: Tianjin Ribell Technology Co ltd
Priority date: 2023-02-23
Filing date: 2023-02-23
Publication date: 2023-06-13
Anticipated expiration: 2033-02-23

Abstract

The utility model discloses an exhaust filtering device of a mobile phase of a liquid chromatograph, which belongs to the technical field of liquid chromatographs, and aims at solving the problems that a large amount of gas enters a filter box in a short time, the structure inside the filter box is easy to damage and the filtering effect of the filter box is reduced; the movable power connection block is in contact with the static power connection block, the alarm gives out alarm sounds, and an operator can close the valve, so that when the mobile phase discharges a large amount of gas in a short time, the operator can be reminded of timely closing the valve through the sound given out by the alarm, and the phenomenon that a large amount of gas enters the filter box in a short time to damage the structure inside the filter box and deteriorate the filtering effect of the filter box is avoided.

Description

Exhaust filtering device of mobile phase of liquid chromatograph

Technical Field

The utility model belongs to the technical field of liquid chromatographs, and particularly relates to an exhaust filtering device for a mobile phase of a liquid chromatograph.

Background

The liquid chromatograph system consists of a liquid storage device, a pump, a sample injector, a chromatographic column, a detector, a recorder and the like. The mobile phase in the liquid storage device is pumped into the system by a high-pressure pump, the sample solution enters the mobile phase through the sample injector, the mobile phase is loaded into the chromatographic column (stationary phase), and as each component in the sample solution has different distribution coefficients in two phases, the components are separated into single components which sequentially flow out of the column after the distribution processes of adsorption-desorption are repeated for a plurality of times when the components are in relative motion in the two phases, and the concentration of the sample is converted into an electric signal and transmitted to the recorder when the electric signal passes through the detector, and the data are printed in a pattern form.

When the existing exhaust filtering device of the mobile phase of the liquid chromatograph is used, the gas can not enter the filtering box in real time according to the quantity of the gas flow discharged by the mobile phase, and when a large amount of gas is discharged in a short time of the mobile phase to enter the filtering box, the structure inside the filtering box is easily damaged, so that the filtering effect of the filtering box is affected.

Therefore, there is a need for an exhaust filtering device for mobile phase of liquid chromatograph, which solves the problems that a large amount of gas enters the filtering box in a short time in the prior art, and the structure inside the filtering box is easily damaged, so that the filtering effect of the filtering box is reduced.

Disclosure of Invention

The present utility model is directed to an exhaust gas filtering device for mobile phase of liquid chromatograph, which solves the problems set forth in the above background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an exhaust filter equipment of liquid chromatograph mobile phase, is including placing the platform, four corners of placing the platform top surface do not are fixed with the bracing piece, the bracing piece top surface is fixed with the waste gas case, it is fixed with the liquid chromatograph body to place the platform top surface, it is fixed with the rose box to place a platform side, the rose box lateral wall link up and is connected with the second calandria, waste gas case a side top link up and is connected with first calandria, first calandria and second calandria are close to one side both ends each other and link up respectively and be connected with communicating pipe, link up and be connected with the transfer case each other between one end that is close to each other, transfer case inside both ends are fixed with four limiting plates that are the cross and distribute respectively, four movable block has the movable table on the limiting plate, the movable table top surface is fixed with the sealing plug, the movable table bottom surface is fixed with the spring, the spring bottom surface is fixed with transfer case inside wall bottom surface.

In the scheme, it is to be noted that the sealing plug top surface is fixed with and moves the electric connection piece, and the upper end communicating pipe inside wall bottom is fixed with the solid fixed ring, gu fixed ring bottom surface is fixed with quiet electric connection piece, transfer case lateral wall one side is provided with the siren, move electric connection piece and quiet electric connection piece respectively with siren electric connection.

It is further worth to say that, liquid chromatograph body side both ends link up respectively and are connected with the waste liquid collector, the whole that the hollow cylinder of integrated into one piece and hollow sphere constitute is collected to the waste liquid.

It should be further noted that an exhaust pipe is connected to one side of the filter box in a penetrating manner, and a valve is arranged on the outer side wall of the exhaust pipe.

As a preferred embodiment, the transfer box has a hollow rectangular structure, and is communicated with the communicating pipe.

As a preferable implementation mode, the movable table is of a round table-shaped structure and is movably clamped on the limiting plate.

Compared with the prior art, the exhaust filtering device for the mobile phase of the liquid chromatograph provided by the utility model at least has the following beneficial effects:

(1) Through the waste liquid collector that sets up for liquid on the mobile phase can store in the waste liquid collector through the inspection, thereby make the harmful on the partial mobile phase, volatile liquid can be collected, avoided harmful gas to get into in the air, cause air pollution.

(2) The exhaust pipe is connected with the mobile phase in the liquid chromatograph body through the hose, through opening the valve, gas in the mobile phase enters the rose box along the hose, make waste gas by filtration treatment, when the gas volume of entering the rose box in a large amount of time increases, gas promotes the movable table and moves upwards, make the sealing plug be located the communicating pipe bottom of upper end, move and connect the electric soon and quiet electric block contact, the siren sends out the warning sound, operating personnel can close the valve, thereby when making mobile phase discharge a large amount of gas in the short time, can remind operating personnel in time to close the valve through the sound that the siren sent, avoided a large amount of gas entering the rose box in the short time, cause the damage to the structure inside the rose box, cause the filter effect of rose box to worsen.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a transfer box according to the present utility model;

FIG. 3 is a schematic diagram of the structure of the filter box of the utility model;

fig. 4 is a schematic view of a partial enlarged structure of the fig. 3 a according to the present utility model.

In the figure: 1. a placement table; 2. a support rod; 3. an exhaust gas tank; 4. a liquid chromatograph body; 5. a waste liquid collector; 6. a first gauntlet; 7. a communicating pipe; 8. a transfer box; 9. an alarm; 10. a second gauntlet; 11. a filter box; 12. an exhaust pipe; 13. a valve; 14. a fixing ring; 15. static electricity connection block; 16. a sealing plug; 17. a movable power connection block; 18. a limiting plate; 19. a spring; 20. a movable table.

Detailed Description

The utility model is further described below with reference to examples.

Referring to fig. 1-4, the utility model provides an exhaust filtering device for mobile phase of liquid chromatograph, comprising a placing table 1, wherein supporting rods 2 are respectively fixed at four corners of the top surface of the placing table 1, an exhaust gas box 3 is fixed on the top surface of the supporting rods 2, a liquid chromatograph body 4 is fixed on the top surface of the placing table 1, a filtering box 11 is fixed on one side surface of the placing table 1, a second exhaust pipe 10 is connected through the outer side wall of the filtering box 11, a first exhaust pipe 6 is connected through the top of one side surface of the exhaust gas box 3, two ends of the first exhaust pipe 6 and the second exhaust pipe 10, which are close to each other, are respectively connected through communicating pipes 7, a transfer box 8 is connected through one end, which is close to each other, of the two ends inside the transfer box 8 are respectively fixed with four limit plates 18 distributed in a cross shape, a movable table 20 is movably clamped on the four limit plates 18, a sealing plug 16 is fixed on the top surface of the movable table 20, a spring 19 is fixed on the bottom surface of the movable table 20, and the bottom surface of the spring 19 is fixed on the inner side wall bottom surface of the transfer box 8.

Further, as shown in fig. 2 and fig. 4, it is worth specifically explaining that the top surface of the sealing plug 16 is fixed with a movable electric connection block 17, the bottom of the inner side wall of the upper end communicating pipe 7 is fixed with a fixed ring 14, the bottom surface of the fixed ring 14 is fixed with a static electric connection block 15, one side of the outer side wall of the transfer box 8 is provided with an alarm 9, and the movable electric connection block 17 and the static electric connection block 15 are respectively electrically connected with the alarm 9, so that the alarm 9 can sound when the movable electric connection block 17 and the static electric connection block 15 are in contact, and an operator is reminded to close the valve 13.

Further, as shown in fig. 1, it is worth specifically explaining that two ends of one side surface of the liquid chromatograph body 4 are respectively connected with a waste liquid collector 5 in a penetrating manner, and the waste liquid collector 5 is an integral body formed by integrally forming a hollow cylinder and a hollow sphere, so that used waste liquid discharged from the mobile phase in the liquid chromatograph body 4 can be collected.

The scheme comprises the following working processes: the liquid on the liquid chromatograph body 4 is collected, and after the liquid on the mobile phase on the liquid chromatograph body 1 is used, the liquid on the mobile phase is stored in the waste liquid collector 5 after inspection.

When the gas quantity flowing into the exhaust gas box 3 is controlled, the exhaust pipe 12 is connected with the mobile phase in the liquid chromatograph body 4 through a hose, the valve 13 is opened, the gas in the mobile phase enters the filter box 11 along the hose, the gas passes through the filter box 11, the waste gas is filtered, the treated waste gas enters the second exhaust pipe 10 and enters the transfer box 8, then enters the exhaust gas box 3 from the communicating pipe 7 at the upper end, when the gas quantity entering the filter box 11 is greatly increased in a short time, the gas quantity entering the transfer box 8 is increased, the gas pushes the movable table 20 to move upwards, the sealing plug 16 is positioned at the bottom of the communicating pipe 7 at the upper end, the spring 19 is stretched, the power connection speed 17 contacts with the static connection block 15, the alarm 9 gives out alarm sound, and an operator can close the valve 13.

The working process can be as follows: through the waste liquid collector 5 that sets up for liquid on the mobile phase can store waste liquid collector 5 through the inspection, thereby make the harmful on the partial mobile phase, volatile liquid can be collected, avoided harmful gas to get into in the air, cause air pollution.

The exhaust pipe 12 is connected with the mobile phase in the liquid chromatograph body 4 through the hose, through opening the valve 13, gas in the mobile phase gets into the rose box 11 along the hose, make waste gas filtered treatment, when the gas volume of getting into in the rose box 11 in a short time when a large amount of increases, gas promotes movable table 20 and moves upward, make sealing plug 16 be located in the communicating pipe 7 bottom of upper end, move and connect electric soon 17 and quiet electric connection piece 15 contact, alarm 9 sends alarm sound, operating personnel can close valve 13, thereby when making mobile phase discharge a large amount of gas in the short time, can remind operating personnel in time to close valve 13 through the sound that alarm 9 sent, avoided in the short time a large amount of gas to get into the rose box, cause the damage to the structure of rose box inside, cause the filter effect of rose box to deteriorate.

As further shown in fig. 3, it is to be specifically explained that the filter box 11 is connected to a side surface thereof by a vent pipe 12, and a valve 13 is provided on an outer side wall of the vent pipe 12 so as to enable the filter box 11 to be exhausted.

Further, as shown in fig. 4, it is worth specifically describing that the transfer box 8 has a hollow rectangular structure, and the transfer box 8 is communicated with the communicating pipe 7, so that the gas entering the exhaust gas box 3 can be controlled.

Further, as shown in fig. 4, it is worth specifically describing that the movable table 20 has a circular truncated cone structure, and the movable table 20 is movably clamped on the limiting plate 18, so that the gas entering the transfer box 8 can push the movable table 20 to move.

To sum up: the liquid on the liquid chromatograph body 4 is collected, and after the liquid on the mobile phase on the liquid chromatograph body 1 is used, the liquid on the mobile phase can be stored in the waste liquid collector 5 through inspection, so that the harmful and volatile liquid on part of the mobile phase can be collected, and the harmful gas is prevented from entering the air to cause air pollution.

When the gas quantity flowing into the exhaust gas box 3 is controlled, the exhaust pipe 12 is connected with the mobile phase in the liquid chromatograph body 4 through the hose, the valve 13 is opened, the gas in the mobile phase enters the filter box 11 along the hose, the gas passes through the filter box 11, the waste gas is filtered, the processed waste gas enters the second exhaust pipe 10 and enters the transfer box 8, then the gas enters the exhaust gas box 3 from the communicating pipe 7 at the upper end, when the gas quantity entering the filter box 11 is greatly increased in a short time, the gas quantity entering the transfer box 8 is increased, the movable table 20 is pushed to move upwards by the gas, the sealing plug 16 is positioned at the bottom of the communicating pipe 7 at the upper end, the spring 19 is stretched at the moment, the power connection speed 17 is contacted with the static connection block 15, the alarm 9 gives out alarm sounds, an operator can close the valve 13, and accordingly when the mobile phase discharges a large quantity of gas in a short time, the alarm 9 can be reminded of timely closing the valve 13, the operator can avoid that a large quantity of gas enters the filter box in a short time, the filter box, the structure inside the filter box is damaged, and the filtering effect of the filter box is caused.

The liquid chromatograph body 4 can be purchased in the market, is well known in the art, and is not repeated in the description.

Claims

1. The utility model provides an exhaust filter equipment of liquid chromatograph mobile phase, is including placing platform (1), its characterized in that, place four corners of platform (1) top surface and be fixed with bracing piece (2) respectively, bracing piece (2) top surface is fixed with waste gas case (3), place platform (1) top surface and be fixed with liquid chromatograph body (4), place platform (1) side and be fixed with rose box (11), rose box (11) lateral wall through-connection has second calandria (10), waste gas case (3) side top through-connection has first calandria (6), first calandria (6) and second calandria (10) are close to one side both ends each other through-connection respectively have communicating pipe (7), communicating pipe (7) are close to one each other and are connected with transfer case (8) through-connection, transfer case (8) inside both ends are fixed with four limiting plate (18) that are cross distribution respectively, four movable block has movable table (20) on limiting plate (18), movable table (20) top surface is fixed with first calandria (16), movable table (20) bottom surface (20) are close to one side each other, transfer case (19) bottom surface is fixed with spring (19), inner wall (19).

2. The exhaust gas filtering device for mobile phase of liquid chromatograph according to claim 1, wherein: the sealing plug (16) top surface is fixed with moves and connects electric block (17), and the upper end communicating pipe (7) inside wall bottom is fixed with solid fixed ring (14), gu fixed ring (14) bottom surface is fixed with quiet electric block (15), transfer case (8) lateral wall one side is provided with siren (9), move electric block (17) and quiet electric block (15) respectively with siren (9) electric connection.

3. The exhaust gas filtering device for mobile phase of liquid chromatograph according to claim 2, wherein: the liquid chromatograph comprises a liquid chromatograph body (4), wherein two ends of one side face of the liquid chromatograph body are respectively connected with a waste liquid collector (5) in a penetrating way, and the waste liquid collector (5) is an integral body formed by a hollow cylinder and a hollow sphere.

4. A mobile phase exhaust gas filtration device for a liquid chromatograph according to claim 3, wherein: an exhaust pipe (12) is connected to one side face of the filter box (11) in a penetrating mode, and a valve (13) is arranged on the outer side wall of the exhaust pipe (12).

5. The exhaust gas filtering device for mobile phase of liquid chromatograph according to claim 4, wherein: the transfer box (8) is of a hollow rectangular structure, and the transfer box (8) is communicated with the communicating pipe (7).

6. The exhaust gas filtering device for mobile phase of liquid chromatograph according to claim 5, wherein: the movable table (20) is of a round table-shaped structure, and the movable table (20) is movably clamped on the limiting plate (18).