Solid-phase extraction column filler filling equipment

Abstract

The utility model relates to solid-phase extraction column filler filling equipment, which belongs to the technical field of extraction column filler filling and comprises an equipment frame, and a filler filling mechanism used for smashing filler and controlling conveying capacity is arranged on the outer side of the equipment frame. The filler filling mechanism comprises a material box fixedly connected to the top of the equipment frame, the right side of the material box is fixedly connected with a driving motor, an output shaft of the driving motor is fixedly connected with a rotating shaft, and the inner side of the equipment frame is provided with a lifting fixing assembly used for adjusting the height and bonding and positioning the extraction column. According to the solid-phase extraction column filler filling equipment, the filler filling mechanism is arranged, so that filler is fully smashed, the situation that the filler is accumulated or blocked is avoided, the downward vertical moving distance of a piston plate can be adjusted only by controlling the moving stroke of a piston rod of an air cylinder, and the filling conveying amount of the filler extruded at a time is adjusted; and the situation of excessive or insufficient filling is avoided, and the flow stability of the filler in the filling process is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of extraction column filler filling, specifically to a solid phase extraction column filler filling equipment. BACKGROUND

[0002] Solid phase extraction column is a kind of sample pretreatment device for extraction, separation, concentration, and solid phase extraction is based on liquid chromatography principle, sample is loaded to chromatographic column or small column device containing appropriate particle bed or other form chromatographic packing, then through the action of solvent, analyte is distributed and adsorbed between stationary phase and mobile phase, to realize the extraction, separation and concentration of analyte.

[0003] In the solid phase extraction column production process, filler filling equipment is needed, and the Chinese utility model patent with publication number CN212282981U discloses a solid phase extraction column filler filling equipment, including main plate, further including scraper, further including sample adding control piece, at least one sample adding channel is arranged on the main plate, a valve is arranged at the bottom of the sample adding channel, the scraper is frame-shaped, the main plate is further provided with a feeding area, the utility model guarantees the consistency of filler, and the mass or volume of filler does not need to be measured by experimental personnel, which is very convenient.

[0004] The utility model guarantees the consistency of filler, but the existing filler filling equipment cannot stir the filler and control the conveying amount, wherein the filler cannot be fully stirred and uniformly conveyed, which may cause accumulation or blockage in the equipment, increase the safety hazard of equipment operation, in addition, the unstable flow of filler in the filling process may cause overfilling or underfilling, affect the overall production efficiency, therefore a solid phase extraction column filler filling equipment is proposed to solve the problems in the prior art. UTILITY MODEL CONTENTS

[0005] In view of the defects in the prior art, the utility model provides a solid phase extraction column filler filling equipment, which has the advantages of stirring filler and controlling conveying amount, solves the problems of the existing filler filling equipment, such as inability to stir filler and control conveying amount, filler accumulation or blockage in the equipment, increase of safety hazard of equipment operation, unstable flow of filler in the filling process, overfilling or underfilling, and influence on overall production efficiency.

[0006] To achieve the above purpose, the utility model provides the following technical scheme:

[0007] A solid phase extraction column filler filling equipment, including equipment frame, the equipment frame outside is provided with filler filling mechanism for stirring filler and controlling conveying amount;

[0008] The filling mechanism for the filler comprises a material box fixedly connected to the top of the equipment frame, a driving motor fixedly connected to the right side of the material box, an output shaft of the driving motor, a rotating shaft fixedly connected to the output shaft, helical blades fixedly connected to the outer surface of the rotating shaft, a mounting bracket fixedly installed on the inner top wall of the equipment frame, a filling cylinder fixedly connected to the bottom of the mounting bracket, a conveying pipeline fixedly installed on the left side of the material box, a pneumatic cylinder fixedly connected to the inner side of the mounting bracket, an output shaft of the pneumatic cylinder, and a piston plate fixedly connected to the output shaft.

[0009] Further, the lifting fixing assembly comprises a hydraulic cylinder fixedly connected to the inner bottom wall of the equipment frame, an output shaft of the hydraulic cylinder, and a lifting plate fixedly connected to the output shaft.

[0010] Further, four limiting rods are fixedly connected to the inner side of the equipment frame, and the lifting plate is in sliding connection with the limiting rods.

[0011] Further, the shape of the bonding table is square, and adhesive is bonded to the top of the bonding table.

[0012] Further, the conveying pipeline is communicated with the filling cylinder, and the conveying pipeline is a stainless steel pipe.

[0013] Further, a feeding hopper is fixedly connected to the top of the material box, and observation windows are fixedly connected to the front and back of the filling cylinder.

[0014] Further, observation openings matched with the observation windows are formed in the front and back of the filling cylinder, and an electromagnetic valve for preventing leakage is installed at the bottom end of the filling cylinder.

[0015] Further, a bottom plate is fixedly connected to the bottom of the equipment frame, and mounting bolts are threadedly connected to the periphery of the top of the bottom plate.

[0016] Compared with the prior art, the solid-phase extraction column filler filling equipment has the following beneficial effects:

[0017] 1. The solid-phase extraction column filler filling equipment, by means of the filling mechanism for the filler, the driving motor can drive the helical blades to rotate clockwise in the material box without rotating counterclockwise, so as to fully crush the filler, to avoid the accumulation or blockage of the filler, and the conveying pipeline can convey the crushed filler to the filling cylinder, the pneumatic cylinder can drive the piston plate to move vertically downward, and then the filler can be extruded and filled into the extraction column through the downward pressure of the piston plate, during which, the worker only needs to control the moving stroke of the piston rod of the pneumatic cylinder, so as to adjust the distance of the vertical downward movement of the piston plate, to adjust the filling conveying amount of the extruded filler at a time, to avoid the overfilling or underfilling of the filler, and to ensure the flow stability of the filler during the filling process.

[0018] 2. This solid phase extraction column packing filling equipment, by setting up a lifting and fixing component, allows the hydraulic cylinder to drive the lifting plate to move vertically up or down for lifting. The adhesive on the top of the bonding table can play the role of bonding and positioning the extraction column. Attached Figure Description

[0019] Fig. 1 This is a cross-sectional view of the structure of this utility model;

[0020] Fig. 2 This is a three-dimensional structural view of the lifting and fixing component of this utility model;

[0021] Fig. 3 This is a front view of the structure of this utility model.

[0022] In the diagram: 1 Equipment frame, 2 Material bin, 3 Drive motor, 4 Rotating shaft, 5 Spiral blade, 6 Mounting frame, 7 Filling cylinder, 8 Conveying pipe, 9 Cylinder, 10 Piston plate, 11 Hydraulic cylinder, 12 Lifting plate, 13 Adhesive table, 14 Limit rod, 15 Feed hopper, 16 Observation window, 17 Solenoid valve, 18 Base plate, 19 Mounting bolts. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0024] Please see Figs. 1 to 3 This embodiment of a solid-phase extraction column packing filling device includes a device frame 1. A packing filling mechanism for crushing the packing and controlling the conveying volume is provided on the outer side of the device frame 1. The packing filling mechanism includes a material box 2 fixedly connected to the top of the device frame 1. A drive motor 3 is fixedly connected to the right side of the material box 2. A rotating shaft 4 is fixedly connected to the output shaft of the drive motor 3. A spiral blade 5 is fixedly connected to the outer surface of the rotating shaft 4. A mounting frame 6 is fixedly installed on the inner top wall of the device frame 1. A filling cylinder 7 is fixedly connected to the bottom of the mounting frame 6. A conveying pipe 8 is fixedly installed on the left side of the material box 2. A cylinder 9 is fixedly connected to the inner side of the mounting frame 6. A piston plate 10 is fixedly connected to the output shaft of the cylinder 9. A lifting and fixing assembly for adjusting the height and bonding and positioning the extraction column is provided inside the device frame 1. The drive motor 3 can drive the spiral blade 5 to rotate clockwise inside the material box 2 via the rotating shaft 4, thereby fully crushing the packing to avoid packing accumulation or blockage. The crushed packing is then conveyed to the filling cylinder 7 through the conveying pipe 8.

[0025] The cylinder 9 can drive the piston plate 10 to move vertically downward, and then the filler is extruded and filled into the extraction column through the downward pressure of the piston plate 10. During this process, the worker only needs to control the movement stroke of the piston rod of the cylinder 9, so as to adjust the distance of the vertical downward movement of the piston plate 10, thereby adjusting the filling and conveying amount of the extruded filler in a single time, avoiding the situation of overfilling or underfilling, and ensuring the flow stability of the filler during the filling process.

[0026] In the embodiment, the lifting fixing assembly includes a hydraulic cylinder 11 fixedly connected to the inner bottom wall of the equipment frame 1, an output shaft of the hydraulic cylinder 11 is fixedly connected with a lifting plate 12, and the top of the lifting plate 12 is fixedly connected with a bonding table 13. The hydraulic cylinder 11 can drive the lifting plate 12 to move vertically upward or downward for lifting, and the adhesive on the top of the bonding table 13 can play a role in bonding and positioning the extraction column.

[0027] It should be noted that four limiting rods 14 are fixedly connected to the inner side of the equipment frame 1, and the lifting plate 12 is slidingly connected with the limiting rods 14. The limiting rods 14 can limit the lifting plate 12, thereby ensuring the stability of the lifting plate 12 during lifting.

[0028] Specifically, the bonding table 13 is square in shape, and the top of the bonding table 13 is bonded with adhesive.

[0029] It should be noted that the conveying pipeline 8 is connected with the filling cylinder 7, the conveying pipeline 8 is a stainless steel pipe, and the conveying pipeline 8 plays a role in real-time conveying of the filler.

[0030] In the embodiment, the top of the material box 2 is fixedly connected with a feeding hopper 15, the front and back surfaces of the filling cylinder 7 are fixedly connected with observation windows 16, the front and back surfaces of the filling cylinder 7 are provided with observation openings matched with the observation windows 16, and the bottom end of the filling cylinder 7 is provided with an electromagnetic valve 17 for leakage prevention. The observation windows 16 can facilitate the worker to check the amount of filler inside the filling cylinder 7, and the electromagnetic valve 17 plays a role in closing the outlet of the filling cylinder 7 to prevent leakage of the filler.

[0031] Specifically, the bottom of the equipment frame 1 is fixedly connected with a bottom plate 18, and the periphery of the top of the bottom plate 18 is threadedly connected with mounting bolts 19. The bottom plate 18 and the mounting bolts 19 can be used to fixedly install the equipment frame 1.

[0032] The working principle of the above embodiment is as follows:

[0033] In use, the worker first needs to put the filler into the inside of the material box 2 through the feeding hopper 15, then, the extraction column is positioned and bonded to the top of the bonding table 13, and the hydraulic cylinder 11 is started to adjust the horizontal height of the extraction column through the lifting plate 12 to be close to the filling cylinder 7, so as to fill the filler more accurately, then, the driving motor 3 is started, that is, the helical blade 5 can be driven to rotate counterclockwise in the material box 2 through the rotating shaft 4, so that the filler is fully crushed to avoid the accumulation or blockage of the filler, and the crushed filler is transported into the filling cylinder 7 through the conveying pipe 8, finally, the electromagnetic valve 17 is opened and the air cylinder 9 is started, that is, the piston plate 10 can be driven to move vertically downward, and then the filler is extruded and filled into the extraction column through the downward pressure of the piston plate 10, during which the worker only needs to control the movement stroke of the piston rod of the air cylinder 9 to adjust the distance of the vertical downward movement of the piston plate 10, so as to adjust the filling and conveying amount of the extruded filler at a time to avoid overfilling or underfilling.

[0034] The mounting mode, connection mode or setting mode disclosed in the embodiment are all common mechanical connection modes, and can be implemented as long as the beneficial effects can be achieved. In addition, the electrical elements appearing in the embodiment are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device such as a computer which plays a control role, and the control of the electrical elements can be realized by simple programming by those skilled in the art, and the existing disclosed power connection technology also belongs to the common knowledge in the art, so the specific structure composition and working principle thereof will not be described in detail in the embodiment.

[0035] It should be noted that, in this document, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0036] It should be noted that, in this document, relationship terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A solid-phase extraction column packing filling device, comprising a device frame (1), characterized in that: The outer side of the equipment frame (1) is provided with a filling mechanism for crushing the filling material and controlling the conveying amount; The filling mechanism includes a material box (2) fixedly connected to the top of the equipment frame (1), a drive motor (3) fixedly connected to the right side of the material box (2), a rotating shaft (4) fixedly connected to the output shaft of the drive motor (3), a spiral blade (5) fixedly connected to the outer surface of the rotating shaft (4), an installation frame (6) fixedly installed on the inner top wall of the equipment frame (1), a filling cylinder (7) fixedly connected to the bottom of the installation frame (6), a conveying pipe (8) fixedly installed on the left side of the material box (2), a cylinder (9) fixedly connected to the inner side of the installation frame (6), a piston plate (10) fixedly connected to the output shaft of the cylinder (9), and a lifting and fixing assembly for adjusting the height and bonding and positioning the extraction column is provided on the inner side of the equipment frame (1).

2. The solid phase extraction column packing filling equipment according to claim 1, characterized in that: The lifting and fixing assembly includes a hydraulic cylinder (11) fixedly connected to the bottom wall of the equipment frame (1), the output shaft of the hydraulic cylinder (11) is fixedly connected to a lifting plate (12), and the top of the lifting plate (12) is fixedly connected to an adhesive table (13).

3. The solid phase extraction column packing filling equipment according to claim 2, characterized in that: The equipment frame (1) has four limiting rods (14) fixedly connected to its inner side, and the lifting plate (12) is slidably connected to the limiting rods (14).

4. The solid phase extraction column packing filling equipment according to claim 2, characterized in that: The bonding platform (13) is square in shape, and adhesive is bonded to the top of the bonding platform (13).

5. The solid phase extraction column packing filling equipment according to claim 1, characterized in that: The conveying pipe (8) is connected to the filling cylinder (7), and the conveying pipe (8) is a stainless steel pipe.

6. The solid phase extraction column packing filling equipment according to claim 1, characterized in that: The top of the material box (2) is fixedly connected to the feed hopper (15), and the front and back of the filling cylinder (7) are both fixedly connected to the observation window (16).

7. A solid-phase extraction column packing filling device according to claim 6, characterized in that: The filling cylinder (7) has observation ports on both the front and back that match the observation window (16), and a solenoid valve (17) for leak prevention is installed at the bottom of the filling cylinder (7).

8. The solid phase extraction column packing filling equipment according to claim 1, characterized in that: The bottom of the equipment frame (1) is fixedly connected to a base plate (18), and mounting bolts (19) are threaded around the top of the base plate (18).

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