CN219104838U - Liquid chromatograph mobile phase stock solution taking device - Google Patents

Abstract

The utility model provides a liquid chromatograph mobile phase stock solution gets device, includes the equipment shell, and the upper right position of equipment shell inner chamber fixedly connected with rose box, and the funnel-shaped is personally submitted to rose box inner chamber bottom side wall, and rose box top side wall face is provided with feed channel. According to the utility model, the cleaning mechanism is arranged, when impurities are accumulated on the top side wall surface of the filter plate to block the filter holes, the push rod is pulled, the push rod drives the scraping plate to clean the impurities on the top side wall surface of the filter plate through the hairbrush, the filtering effect of the filter plate is improved, when excessive impurities are accumulated on the top side wall surface of the filter plate to be cleaned, the bottom end of the rotary positioning rod leaves the left side wall surface of the sealing plate, the handle is pulled to enable the filter plate to be taken out of the inner cavity of the equipment shell, the filter plate is conveniently cleaned, after the cleaning is finished, the filter plate is inserted into the inner cavity of the equipment shell to be reset, the bottom end of the rotary positioning rod is propped against the left side wall surface of the sealing plate to fix the position, and the operation is simple and practical.

Description

Liquid chromatograph mobile phase stock solution taking device

Technical Field

The utility model belongs to the technical field of liquid chromatographs, and particularly relates to a liquid chromatograph mobile phase storage liquid taking device.

Background

The chromatographic analysis method is a separation and analysis method, and has very wide application in the fields of analytical chemistry, organic chemistry, biochemistry and the like, wherein the chromatographic analysis method is divided into gas chromatography, liquid chromatography, gas color fixation chromatography, gas liquid chromatography, liquid color fixation chromatography and liquid chromatography according to the two phases of a mobile phase and a stationary phase in the chromatographic analysis process, wherein the liquid chromatography is generally adopted for analysis when chemical liquid composition is analyzed, and an analysis instrument used is a liquid chromatograph. The existing liquid chromatography mobile phase storage liquid taking device in the market has defects in the use process, for example, a filtering structure is not arranged, the mobile phase cannot be filtered, the pipeline is easy to be blocked, and the transportation of the mobile phase is influenced; or the filter structure is difficult to disassemble and assemble, and the filter structure is inconvenient to clean, so that the filter effect is affected.

For this purpose, we propose a liquid chromatograph mobile phase stock solution taking device.

Disclosure of Invention

The utility model aims to provide a liquid chromatograph mobile phase storage liquid taking device which solves the technical problems existing in the prior art.

In order to achieve the above purpose, the technical scheme is that the liquid chromatograph mobile phase storage liquid taking device comprises an equipment shell, a filter box is fixedly connected to the right upper position of the inner cavity of the equipment shell, the bottom side wall of the inner cavity of the filter box is in a funnel shape, a feeding channel is arranged on the top side wall surface of the filter box, a discharging channel is arranged in the center position of the bottom side wall surface of the filter box, a filtering mechanism is arranged on the top side wall surface of the inner cavity of the filter box, the filtering mechanism comprises a filtering plate, a cleaning mechanism is arranged on the top side wall surface of the filtering plate and comprises a sealing sleeve and a scraping plate, the bottom side wall surface of the inner cavity of the equipment shell is provided with a discharging mechanism, the discharging mechanism comprises a movable sleeve, the movable sleeve is in a horizontal state and is fixedly connected with the bottom side wall surface of the equipment shell, a piston block is in a sealing sliding connection with the left side wall surface of the movable sleeve, a mounting plate is fixedly connected to the rear side wall surface of the equipment shell, a tooth pressing plate and a swinging main body is arranged on the front side wall surface of the mounting plate, a plurality of groups of teeth are arranged on the middle position of the top side wall surface of the tooth pressing plate, the swinging main body is in a vertical state and the bottom end of the swinging main body is in a sector tooth shape and meshed with a plurality of groups of teeth on the top side wall surface of the tooth pressing plate.

Preferably, the rectangular chute in a horizontal state is arranged at the top side position of the wall surface of the inner cavity of the filter box, the filter frame in a horizontal state is slidingly connected in the rectangular chute in the top side position of the wall surface of the inner cavity of the filter box, the filter plate in a horizontal state is fixedly connected at the bottom side position of the inner cavity of the filter frame, the left end of the filter frame penetrates through the left side wall surface of the inner cavity of the filter box and is fixedly connected with the sealing plate in a vertical state, and the right side wall surface of the sealing plate is in sealing fit with the left side wall surface of the filter box.

Preferably, the sealing sleeve penetrates through the left side wall surface of the sealing plate and the left side wall surface of the inner cavity of the filtering frame in sequence in a vertical state and is fixedly connected with the corresponding positions of the left side wall surface of the sealing plate and the left side wall surface of the inner cavity of the filtering frame in a sealing manner, a push rod in a horizontal state is inserted in the inner cavity of the sealing sleeve in a sealing sliding manner, the scraping plate is fixedly connected with the right end of the push rod in a vertical state, and the side wall surface of the bottom of the scraping plate is fixedly connected with a brush and is in friction contact with the top side wall surface of the filtering plate.

Preferably, a handle is fixedly connected to the front side position of the left side wall surface of the sealing plate, a positioning rod in a vertical state is arranged at the right side position of the left side wall surface of the sealing plate, and the top end of the positioning rod is rotationally connected with the corresponding position of the top side wall surface of the filter box.

Preferably, the bottom end of the discharging channel penetrates through the right side of the top side wall surface of the movable sleeve and is fixedly connected with the corresponding position of the top side wall surface of the movable sleeve in a sealing manner, the wall surface of the inner cavity of the movable sleeve is provided with a liquid discharge pipe in a horizontal state, the right end of the liquid discharge pipe penetrates through the right side wall surface of the inner cavity of the outer shell of the equipment and extends to the outside of the inner cavity of the outer shell of the equipment, the left side wall surface of the piston block is fixedly connected with a pull rod in a horizontal state, and the left end of the pull rod penetrates through the left side wall surface of the inner cavity of the movable sleeve.

Preferably, the tooth pressing plate is in a horizontal state and fixedly connected with the left end of the pull rod, the left end of the tooth pressing plate is sleeved with a sliding sleeve, the rear side wall surface of the sliding sleeve is fixedly connected with the front side wall surface of the mounting plate, the middle end of the swinging main body is rotationally connected with the front side wall surface of the mounting plate, the upper end of the swinging main body penetrates through a linear hole, the upper side position of the front side wall surface of the mounting plate is fixedly connected with a motor in a horizontal state, the output end of the front side of the motor is fixedly connected with a rotating rod in a vertical state, one end of the rotating rod, far away from the motor, is fixedly connected with a stress rod in a horizontal state, and the front end of the stress rod penetrates through the linear hole.

Preferably, a first one-way valve is arranged in the inner cavity of the discharging channel, a second one-way valve is arranged in the inner cavity of the liquid discharge pipe, and a maintenance door is rotatably connected to the left side of the front side wall surface of the equipment shell.

Advantageous effects

The utility model provides a device for taking a liquid chromatograph mobile phase storage liquid. The device comprises the following

The beneficial effects are that:

(1) This liquid chromatograph mobile phase stock solution takes device is connected feed channel and liquid chromatograph mobile phase storage case through setting up filtering mechanism to open the valve body on the liquid chromatograph, with mobile phase through feed channel input filter case in, mobile phase filters through the filter, gets rid of the impurity in the mobile phase, avoids leading to the pipeline to block up, and sealing plate right side wall seals the laminating on the filter case left side wall face, improves the leakproofness of filter case, and the filter case inner chamber bottom side wall is the funnel form and is convenient for mobile phase abundant ejection of compact.

(2) This liquid chromatograph mobile phase stock solution gets device through setting up clearance mechanism, when piling up impurity and blocking up the filtration pore on filter plate top side wall face, the pulling push rod, the push rod drives the scraper blade and clears up impurity on filter plate top side wall face through the brush, improve the filter effect of filter, when piling up too much impurity on filter plate top side wall face and need clear up, the left side wall face of closing plate is left to the bottom of rotation locating lever, the pulling handle makes the filter take out from equipment shell inner chamber, be convenient for clear up the operation to the filter, after the clearance finishes, reset in inserting equipment shell inner chamber with the filter, the bottom roof pressure of rotation locating lever is fixed in the left side wall face of closing plate, easy operation is practical.

(3) According to the liquid chromatograph mobile phase storage liquid taking device, the movable sleeve is arranged, under normal conditions, the mobile phase in the filter box can be led to enter the inner cavity of the movable sleeve through the discharging channel, the mobile phase in the inner cavity of the movable sleeve can be led to be discharged through the liquid discharge pipe through the second one-way valve, when chromatographic detection is needed, the power switch of the motor is turned on, the output end of the motor drives the stress rod to rotate through the rotating rod, the stress rod drives the swinging main body to swing in a left-right reciprocating manner through the linear hole, the swinging main body drives the piston block to move left and right in the inner cavity of the movable sleeve through the pull rod, when the movable piston block moves leftwards, the mobile phase in the inner cavity of the filter box is sucked into the inner cavity of the movable sleeve, and when the movable piston block moves rightwards, the mobile phase in the inner cavity of the movable sleeve is discharged through the liquid discharge pipe to carry out chromatographic detection.

Drawings

FIG. 1 is a schematic diagram of a liquid chromatograph mobile phase storage liquid taking device according to the present utility model;

FIG. 2 is a perspective view of the device housing of the present utility model;

FIG. 3 is a perspective view of a liquid chromatography mobile phase storage liquid retrieval device according to the utility model;

fig. 4 is an enlarged schematic view of a of the present utility model.

The figure indicates: 10. an equipment housing; 11. a filter box; 12. a feed channel; 13. a discharge channel; 14. a filter frame; 15. a filter plate; 16. a sealing plate; 17. sealing sleeve; 18. a push rod; 19. a scraper; 20. a handle; 21. a positioning rod; 22. a movable sleeve; 23. a liquid discharge pipe; 24. a piston block; 25. a pull rod; 26. a mounting plate; 27. a tooth pressing plate; 28. a sliding sleeve; 29. a swing body; 30. a linear hole; 31. a motor; 32. a rotating rod; 33. a stress rod; 34. a first one-way valve; 35. a second one-way valve; 36. and (5) maintaining the door.

Detailed Description

For a better understanding of the objects, structures and functions of the present utility model, a liquid chromatography mobile phase storage liquid utilizing apparatus according to the present utility model will be described in further detail with reference to the accompanying drawings.

Embodiment one: 1-4, including equipment shell 10, the right upper position of the inner cavity of equipment shell 10 is fixedly connected with filter box 11 through bolt, the bottom side wall of the inner cavity of filter box 11 is funnel-shaped, the top side wall of filter box 11 is equipped with feed channel 12, the center position of the bottom side wall of filter box 11 is equipped with discharge channel 13, the top side position of the inner cavity of filter box 11 is equipped with filter mechanism, filter mechanism includes filter plate 15, the top side position of the inner cavity wall of filter box 11 is equipped with rectangular chute in horizontal state, the filter frame 14 in horizontal state is slidingly connected in the rectangular chute inner cavity in the top side position of the inner cavity wall of filter box 11, the bottom side position of the inner cavity of filter frame 14 is fixedly connected with filter plate 15 in horizontal state through welding mode, the left end of the filter frame 14 penetrates through the left side wall surface of the inner cavity of the filter box 11 and is fixedly connected with a sealing plate 16 in a vertical state in a welding manner, the right side wall surface of the sealing plate 16 is in sealing fit with the left side wall surface of the filter box 11, a cleaning mechanism is arranged on the top side wall surface of the filter plate 15 and comprises a sealing sleeve 17 and a scraping plate 19, a discharging mechanism is arranged at the bottom side position of the inner cavity of the equipment shell 10 and comprises a movable sleeve 22, the movable sleeve 22 is fixedly connected with the bottom side wall surface of the equipment shell 10 through a bolt in a horizontal state, a piston block 24 is in sealing sliding connection with the left side position of the inner cavity of the movable sleeve 22, a mounting plate 26 is fixedly connected with the rear side wall surface of the inner cavity of the equipment shell 10 through a bolt, a tooth pressing plate 27 and a swinging main body 29 are arranged on the front side wall surface of the mounting plate 26, a plurality of groups of teeth are arranged at the middle position of the top side wall surface of the tooth pressing plate 27, the swinging main body 29 is arranged at the upper position of the tooth pressing plate 27 in a vertical state, the bottom end of the swing body 29 takes the shape of a sector gear and is engaged with a plurality of sets of teeth on the top side wall surface of the tooth platen 27.

In the implementation of the utility model, the feeding channel 12 is connected with the mobile phase storage box of the liquid chromatograph, and the valve body on the liquid chromatograph is opened, so that the mobile phase is conveyed into the filter box 11 through the feeding channel 12, the mobile phase is filtered through the filter plate 15, impurities in the mobile phase are removed, the pipeline is prevented from being blocked, the right side wall surface of the sealing plate 16 is sealed and attached to the left side wall surface of the filter box 11, the sealing performance of the filter box 11 is improved, and the bottom side wall surface of the inner cavity of the filter box 11 is funnel-shaped, so that the mobile phase is convenient to fully discharge.

Embodiment two: on the basis of the first embodiment, as shown in fig. 1 and 3, a sealing sleeve 17 penetrates through the left side wall surface of a sealing plate 16 and the left side wall surface of an inner cavity of a filter frame 14 in sequence in a vertical state and is fixedly connected with the left side wall surface of the sealing plate 16 and the corresponding position of the left side wall surface of the inner cavity of the filter frame 14 in a sealing manner, a push rod 18 in a horizontal state is inserted in the inner cavity of the sealing sleeve 17 in a sealing sliding manner, a scraping plate 19 is fixedly connected with the right end of the push rod 18 in a vertical state in a welding manner, and the bottom side wall surface of the scraping plate 19 is fixedly connected with a brush in a bonding manner and is in friction contact with the top side wall surface of the filter plate 15.

When the utility model is implemented, when impurities are accumulated on the top side wall surface of the filter plate 15 to block the filter holes, the push rod 18 is pulled, the push rod 18 drives the scraping plate 19 to clean the impurities on the top side wall surface of the filter plate 15 through the hairbrush, the filtering effect of the filter plate 15 is improved, and the utility model is simple and practical.

Embodiment III: on the basis of the first embodiment and the second embodiment, as shown in fig. 1, a handle 20 is fixedly connected to the front side position of the left side wall surface of the sealing plate 16 in a welding manner, a positioning rod 21 in a vertical state is placed at the right side position of the left side wall surface of the sealing plate 16, and the top end of the positioning rod 21 is rotatably connected with the corresponding position of the top side wall surface of the filter box 11.

When the utility model is implemented, when excessive impurities are accumulated on the top side wall surface of the filter plate 15 and need to be cleaned, the bottom end of the rotary positioning rod 21 leaves the left side wall surface of the sealing plate 16, the handle 20 is pulled to enable the filter plate 15 to be taken out of the inner cavity of the equipment shell 10, the filter plate 15 is conveniently cleaned, after the cleaning is finished, the filter plate 15 is inserted into the inner cavity of the equipment shell 10 to reset, and the bottom end of the rotary positioning rod 21 is propped against the left side wall surface of the sealing plate 16 to fix the position, so that the operation is simple and practical.

Embodiment four: on the basis of the first embodiment, as shown in fig. 3-4, the bottom end of the discharging channel 13 penetrates through the right side of the top side wall surface of the movable sleeve 22 and is fixedly connected with the top side wall surface of the movable sleeve 22 in a sealing way by welding, the inner cavity wall surface of the movable sleeve 22 is provided with a liquid discharge pipe 23 in a horizontal state, the right end of the liquid discharge pipe 23 penetrates through the right side wall surface of the inner cavity of the equipment shell 10 and extends to the outside of the inner cavity of the equipment shell 10, the left side wall surface of the piston block 24 is fixedly connected with a pull rod 25 in a horizontal state by welding, the left end of the pull rod 25 penetrates through the left side wall surface of the inner cavity of the movable sleeve 22, the tooth pressing plate 27 is fixedly connected with the left end of the pull rod 25 in a horizontal state by welding way, the left end of the tooth pressing plate 27 is sleeved with a sliding sleeve 28, the side wall face is fixed connection before sliding sleeve 28 passes through the welding mode and mounting panel 26, the middle-end of swing main part 29 rotates with mounting panel 26 side wall face to be connected, linear hole 30 has been seted up in the upper end penetration of swing main part 29, mounting panel 26 side wall face upside position is fixed connection through the welding mode and is the motor 31 of horizontality, the output of motor 31 front side is fixed connection through the welding mode and is the rotary rod 32 of vertical state, the one end that rotary rod 32 kept away from motor 31 is fixed connection through the welding mode and is the stress rod 33 of horizontality, linear hole 30 is run through to the front end of stress rod 33, install first check valve 34 in the discharge channel 13 inner chamber, install second check valve 35 in the fluid-discharge tube 23 inner chamber, equipment shell 10 side wall face left side position rotates and is connected with maintenance door 36.

When the chromatographic detection device is implemented, under normal conditions, the mobile phase in the filter box (11) can enter the inner cavity of the movable sleeve (22) through the discharging channel (13), the mobile phase in the inner cavity of the movable sleeve (22) can be discharged through the liquid discharge pipe (23) through the second one-way valve (35), when the chromatographic detection is needed, the power switch of the motor (31) is turned on, the output end of the motor (31) drives the stress rod (33) to rotate through the rotating rod (32), the stress rod (33) drives the swinging main body (29) to reciprocate left and right through the linear hole (30), the swinging main body (29) drives the piston block (24) to move left and right in the inner cavity of the movable sleeve (22) through the pull rod (25), when the piston block (24) moves leftwards, the mobile phase in the inner cavity of the filter box (11) is sucked into the inner cavity of the movable sleeve (22), and when the piston block (24) moves rightwards, the mobile phase in the inner cavity of the movable sleeve (22) is discharged through the liquid discharge pipe (23) to carry out chromatographic detection, so that the chromatographic detection is easy to operate, and the device is convenient to popularize.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (7)

1. A liquid chromatograph mobile phase storage fluid taking device, comprising a device housing (10), characterized in that: the utility model provides a device shell (10) inner chamber upper right position fixedly connected with rose box (11), the funnel-shaped is personally submitted to rose box (11) inner chamber bottom side wall, rose box (11) top side wall face is provided with feed channel (12), rose box (11) bottom side wall face central point puts and is provided with ejection of compact passageway (13), rose box (11) inner chamber top side wall face position is provided with filtering mechanism, filtering mechanism includes filter plate (15), be provided with clearance mechanism on filter plate (15) top side wall face, clearance mechanism includes seal cover (17) and scraper blade (19), device shell (10) inner chamber bottom side wall position is provided with discharge mechanism, discharge mechanism includes movable sleeve (22), movable sleeve (22) are horizontal state and device shell (10) bottom side wall face fixed connection, movable sleeve (22) inner chamber left side wall face position sealing sliding connection has piston piece (24), device shell (10) inner chamber back side wall face seat down angular position fixedly connected with mounting panel (26), mounting panel (26) front side wall face is provided with toothed pressing plate (27) and swing main part (29), toothed pressing plate (27) top side wall face middle part position is provided with multiunit toothed tooth, swing main part toothed plate (27) top side wall face top side face position toothed plate (29) is the toothed position toothed plate (27) and toothed plate position meshing on the toothed plate position of the multiunit toothed plate (27).

2. The liquid chromatography mobile phase storage liquid extraction device according to claim 1, wherein: rectangular sliding grooves in a horizontal state are formed in the top side position of the inner cavity wall surface of the filter box (11), a filter frame (14) in a horizontal state is connected in a sliding mode in the inner cavity of the rectangular sliding grooves in the top side position of the inner cavity wall surface of the filter box (11), a filter plate (15) in a horizontal state is fixedly connected to the bottom side position of the inner cavity of the filter frame (14), the left end of the filter frame (14) penetrates through the left side wall surface of the inner cavity of the filter box (11) and is fixedly connected with a sealing plate (16) in a vertical state, and the right side wall surface of the sealing plate (16) is in sealing fit on the left side wall surface of the filter box (11).

3. The liquid chromatography mobile phase storage liquid extraction device according to claim 2, wherein: the sealing sleeve (17) penetrates through the left side wall surface of the sealing plate (16) and the left side wall surface of the inner cavity of the filtering frame (14) in sequence in a vertical state and is fixedly connected with the left side wall surface of the sealing plate (16) and the corresponding position of the left side wall surface of the inner cavity of the filtering frame (14) in a sealing manner, the push rod (18) in a horizontal state is inserted in the inner cavity of the sealing sleeve (17) in a sealing sliding manner, the scraping plate (19) is fixedly connected with the right end of the push rod (18) in a vertical state, and the bottom side wall surface of the scraping plate (19) is fixedly connected with a brush and is in friction contact with the top side wall surface of the filtering plate (15).

4. The liquid chromatography mobile phase storage liquid extraction device according to claim 2, wherein: the front side position of the left side wall surface of the sealing plate (16) is fixedly connected with a handle (20), the right side position of the left side wall surface of the sealing plate (16) is provided with a positioning rod (21) in a vertical state, and the top end of the positioning rod (21) is rotationally connected with the corresponding position of the top side wall surface of the filter box (11).

5. The liquid chromatography mobile phase storage liquid extraction device according to claim 1, wherein: the bottom of discharge channel (13) runs through movable sleeve (22) top lateral wall face right side position and corresponds position sealing fixed connection with movable sleeve (22) top lateral wall face, movable sleeve (22) inner chamber wall face is provided with fluid-discharge tube (23) that are the horizontality, the right-hand member of fluid-discharge tube (23) runs through equipment shell (10) inner chamber right side wall face and extends to equipment shell (10) inner chamber outside, piston block (24) left side lateral wall face fixedly connected with pull rod (25) that are the horizontality, the left end of pull rod (25) runs through movable sleeve (22) inner chamber left side wall face.

6. The liquid chromatography mobile phase storage liquid extraction apparatus according to claim 5, wherein: tooth pressure board (27) are horizontal state and the left end fixed connection of pull rod (25), the left end cover of tooth pressure board (27) is equipped with sliding sleeve (28), lateral wall face fixed connection before sliding sleeve (28) and mounting panel (26), the middle-end of swing main part (29) rotates with the lateral wall face before mounting panel (26) to be connected, linear hole (30) have been seted up in the upper end of swing main part (29), motor (31) that are horizontal state are fixedly connected with in the upper side position of lateral wall face before mounting panel (26), the output fixedly connected with of motor (31) front side is rotary rod (32) that are vertical state, the one end fixedly connected with that motor (31) were kept away from to rotary rod (32) is stress rod (33) that are horizontal state, the front end of stress rod (33) runs through linear hole (30).

7. The liquid chromatography mobile phase storage liquid extraction apparatus according to claim 5, wherein: the discharging device is characterized in that a first one-way valve (34) is arranged in an inner cavity of the discharging channel (13), a second one-way valve (35) is arranged in an inner cavity of the liquid discharge pipe (23), and a maintenance door (36) is rotatably connected to the left side of the front side wall surface of the equipment shell (10).

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