阅读说明：本技术 一种用于石墨烯和无机金属纳米颗粒混合的装置及方法 (Device and method for mixing graphene and inorganic metal nanoparticles ) 是由 吴姬娜 杨旸 刘石磊 李晓森 闫珑 袁铃 于惠兰 于 2021-09-10 设计创作，主要内容包括：本发明公开了一种用于石墨烯和无机金属纳米材料混合的装置及方法,属于金属纳米材料混合技术领域。通过该装置的智能化调节对石墨烯和无机金属纳米颗粒复合物进行均匀混合进而对样品进行特异性吸附,调节智能控制面板首先将样品吸入料筒中,然后对其进行搅拌,再调节操控面板排出吸附后的复合物,最后将去离子水吸入料筒中对料筒进行清洗。该方法通过面板便可对吸附及搅拌过程、抽吸速度和次数、搅拌速率和时间进行调节,不仅简便了传统操作工艺的复杂性,增大了实验参数调节的准确性；有效解决实验过程中操作复杂及避免因误差值而影响实验结果的现象。(The invention discloses a device and a method for mixing graphene and an inorganic metal nano material, and belongs to the technical field of metal nano material mixing. Carry out the homogeneous mixing and then carry out the specificity to the sample and adsorb graphene and inorganic metal nanoparticle complex through the intelligent regulation of the device, adjust intelligent control panel at first with the sample suction feed cylinder in, then stir it, adjust again and control the panel and discharge the complex after the absorption, wash the feed cylinder in inhaling the feed cylinder with deionized water at last. The method can adjust the adsorption and stirring process, the pumping speed and times, the stirring speed and time through the panel, thereby simplifying the complexity of the traditional operation process and increasing the accuracy of experimental parameter adjustment; the method effectively solves the problems of complex operation and the phenomenon of influence on experimental results due to error values in the experimental process.)

1. An apparatus for mixing graphene and inorganic metal nanoparticles, characterized in that: the device comprises a transverse motor (1), a transmission chain (2), a longitudinal motor (3), a connector (4), a stirring shaft (5), a suction rod (6), a slide rail bracket (7), a linkage shaft (8), an intelligent control device (9), an upper storage lattice (10), a lower storage lattice (11), a filter (12), a charging barrel (13), a panel (14) and a handle (15); the transverse motor (1) is connected with the transmission chain (2), and the linkage shaft (8) is simultaneously connected with the transmission chain (2) and the slide rail bracket (7) to provide power for the up-and-down suction movement of the suction rod (6); the longitudinal motor (3) is connected with the connector (4), the lower end of the connector (4) is connected with the stirring shaft (5), and the stirring shaft (5) is controlled; the filter (12) is in threaded connection with the charging barrel (13); the intelligent control device (9) is linked with the panel (14); the handle (15) is opened or closed at any time when the device is used, and articles are taken and placed in the upper storage compartment (10) and the lower storage compartment (11) after the handle is opened.

2. The apparatus of claim 1, wherein the apparatus comprises: the voltage of the transverse motor (1) and the voltage of the longitudinal motor (3) are both alternating current 220V, the power is 20-60W, the rotating speed is 2-200 r/min, the size of the motor is 60 x 68mm, and the weight is 300-600 g; the outer diameter of the charging barrel is 25-35 mm, and the inner diameter is 28-32 mm.

3. The apparatus of claim 1, wherein the apparatus comprises: the length of the stirring shaft (5) is 250-280 mm, the diameter is 3-5 mm, and the diameter of the lower end is 20-30 mm; the outer diameter of the upper end and the lower end of the suction rod (6) is 25-35 mm, the inner diameter is 3-5 mm, and the outer diameter of the middle section is 5-15 mm; the diameter of the filter (12) is 10-35 mm, and the aperture of the filter membrane is 0.2-0.5 μm.

4. A device for mixing graphene and inorganic metal nanoparticles as claimed in claim 1, wherein: the control method of the device comprises the following steps:

step 1, sequentially sucking 20-50 mg of graphene and 20-50 mg of inorganic metal nanoparticles into a charging barrel;

step 2, connecting the filter (12) with the charging barrel (13) to prevent particles from leaking;

step 3, setting stirring speed and time, pumping frequency and times on a panel (14);

step 4, sucking the sample into the charging barrel through a suction rod (6); objects in the charging barrel (13) are stirred through the stirring shaft (5); after the stirring is finished, the residual sample is discharged downwards through a suction rod (6);

step 5, taking down the filter (12), and discharging the residual particles downwards through the suction rod (6);

and 6, sucking 5-10 mL of deionized water through the suction rod (6), repeatedly cleaning the charging barrel (13) for 3-5 times, and putting the cleaned experimental equipment back to the upper storage lattice (10) and the lower storage lattice (11) for reuse.

Technical Field

The invention relates to a device and a method for mixing graphene and inorganic metal nanoparticles, and belongs to the technical field of metal nano material mixing.

Background

In order to realize carrying out intelligent adjustable control to sample absorption, solve traditional absorption operation complicacy, regulate and control the inaccuracy, be difficult for carrying the scheduling problem, design this intelligent adjustable adsorption equipment. The device comprises a double-motor control system, an adsorption system, an intelligent control system, an experimental container holding device and the like. In the traditional blending method, the graphene and the inorganic metal nanoparticles are blended mainly by manual operation, and as the force value cannot be accurately measured and calculated, accurate blending parameters cannot be obtained, so that the experimental process has low repeatability, and the like, and is difficult to control. Meanwhile, the traditional blending technology is complex in operation and needs to be operated manually for many times, so that the experiment precision is reduced, and the operation steps are more complicated. A device for graphite alkene and inorganic metal nanoparticle mix can solve traditional blending operation complicacy, inaccuracy scheduling problem effectively, and through horizontal motor hinged joint universal driving shaft and then adjust the suction tube and reciprocate to inhale and discharge the sample, indulge and put the motor and carry out the controllable stirring of rotational speed to sample in the feed cylinder for reach the misce bene state between the sample. This device can intelligent control overall operation step, and the staff only can carry out complete operation to this device through intelligent operating panel, has effectively solved traditional blending device operation inconvenience, and the precision is lower, difficult carrying scheduling problem.

Chinese patent CN110936509A describes a method and an apparatus for blending rubber and polyurethane, in which a stirring shaft can rotate alternately counterclockwise and clockwise to drive a stirring rod to stir the mixture in a mixing box alternately counterclockwise and clockwise, so as to improve the mixing efficiency of the mixture. Chinese patent CN207887062U introduces a metal powder blending device, which improves the stirring efficiency by adding a stirring device, belongs to the traditional stirring mode, and has more operation procedures, lower accuracy of stirring parameters, and can not satisfy the intelligent control stirring. Chinese patent CN207169579U describes a blending device for preparing ceramic and metal composite materials, which solves the problem of low mixing uniformity of a single stirring blade by adding a stirring shaft, but the filling manner and operation method are complicated. Chinese patent CN209113776U introduces an organic fertilizer blending device, which solves the problem of uneven stirring existing in manual stirring by adding a plurality of sets of stirring blades on the stirring shaft, and improves the stirring efficiency to a certain extent, but the stirring precision is low and the automation degree is not high, so that the operation flow is not simple enough.

Disclosure of Invention

The invention aims to solve the problems of low repeatability, difficult control, complex traditional adsorption operation and inaccurate regulation and control of the traditional blending method, and provides a device for mixing graphene and inorganic metal nanoparticles to realize accurate and repeatable particle blending and specific adsorption.

The technical scheme adopted by the invention is as follows: the device for mixing the graphene and the inorganic metal nanoparticles comprises a transverse motor 1, a transmission chain 2, a longitudinal motor 3, a coupler 4, a stirring shaft 5, a suction rod 6, a sliding rail support 7, a universal driving shaft 8, an intelligent control device 9, an upper storage lattice 10, a lower storage lattice 11, a filter 12, a charging barrel 13, a panel 14 and a handle 15;

the horizontal motor 1 is connected with the transmission chain 2, the linkage shaft 8 is simultaneously connected with the transmission chain 2 and the slide rail bracket 7, and power is provided for the up-and-down suction movement of the suction rod 6 based on the cooperation of a worm gear and a worm, so that the suction and the discharge of solid liquid samples can be realized;

the longitudinal motor 3 is in threaded connection with the coupler 4, the lower end of the coupler 4 is connected with the stirring shaft 5, the stirring shaft 5 is controlled to provide power for stirring of a reaction sample in the charging barrel 13, and stirring blending of nanoparticles and stirring adsorption of a solid-liquid mixed sample can be realized;

the filter 12 is connected with the material cylinder 13 in a threaded manner, so that filtration with a specified size can be realized, and the loss of a solid sample in the material cylinder 13 in a waste liquid discharge process is prevented;

the intelligent control device 9 is linked with a panel 14, and the stirring speed and time, the pumping frequency and the times are adjusted through panel commands; the handle 15 can be opened or closed at any time when the device is used, and articles can be accessed in the upper storage compartment 10 and the lower storage compartment 11 after the handle is opened.

In order to facilitate charging and expand the application field, the voltages used by the transverse motor 1 and the longitudinal motor 3 are both standard power supply alternating current 220V, the power is 20-60W, and the rotating speed is 2-200 r/min; in order to control the size and the quality of the device and meet the portability of the device, the size of the motor is 60 x 68mm, the weight of the motor is 300-600 g, the outer diameter of the charging barrel is 25-35 mm, and the inner diameter of the charging barrel is 28-32 mm; the length of the stirring shaft 5 is 250-280 mm, the diameter is 3-5 mm, and the diameter of the lower end is 20-30 mm; the outer diameter of the upper end and the lower end of the suction rod 6 is 25-35 mm, the inner diameter is 3-5 mm, and the outer diameter of the middle section is 5-15 mm; the diameter of the filter 12 is 10-35 mm, and the aperture of the filter membrane is 0.2-0.5 μm.

The device control method for mixing graphene and inorganic metal nanoparticles comprises the following steps:

step 1, sequentially sucking 20-50 mg of graphene and 20-50 mg of inorganic metal nanoparticles into a charging barrel;

step 2, connecting the filter 12 with the material cylinder 13 to prevent particles from leaking;

step 3, setting the stirring speed and time, the pumping frequency and the pumping frequency on the panel 14;

step 4, sucking the sample into the charging barrel through a suction rod 6; stirring objects in the charging barrel 13 through the stirring shaft 5; after the stirring is finished, the residual sample is discharged downwards through the suction rod 6;

step 5, taking down the filter 12, and discharging the residual particles downwards through the suction rod 6;

and 6, sucking 5-10 mL of deionized water through the suction rod 6, repeatedly cleaning the charging barrel 13 for 3-5 times, and putting the cleaned experimental equipment back to the upper storage lattice 10 and the lower storage lattice 11 for reuse.

The invention has the beneficial effects that: in the research of blending and adsorption of graphene and inorganic metal nanoparticles, different adsorption and stirring processes, different pumping times and time and different stirring rates and time can be set through the panel, and the method has the characteristics of simplicity and convenience in operation, good repeatability and the like.

Drawings

FIG. 1 is a schematic view of the inside of a device for mixing graphene and inorganic metal nanoparticles

In the figure: 1. the device comprises a transverse motor, a transmission chain, a longitudinal motor, a coupler, a stirring shaft, a suction rod, a sliding rail support, a linkage shaft, an intelligent control device, an upper storage grid, a lower storage grid, a filter and a charging barrel, wherein the transverse motor is 2, the transmission chain is 3, the longitudinal motor is 4, the coupler is 5, the stirring shaft is 6, the suction rod is 7, the sliding rail support is 8, the linkage shaft is 9, the intelligent control device is 10, the upper storage grid is 11, the lower storage grid is 12, the filter is 13.

FIG. 2 external schematic view of a device for mixing graphene and inorganic metal nanoparticles

In the figure: 14. panel, 15 handle.

Detailed Description

The invention is further illustrated by the figures and examples.

The device of the invention is shown in fig. 1 and fig. 2, and the device for mixing graphene and inorganic metal nanoparticles comprises a transverse motor 1, a transmission chain 2, a longitudinal motor 3, a coupler 4, a stirring shaft 5, a suction rod 6, a sliding rail bracket 7, a universal driving shaft 8, an intelligent control device 9, an upper storage grid 10, a lower storage grid 11, a filter 12, a charging barrel 13, a panel 14 and a handle 15;

the horizontal motor 1 is connected with the transmission chain 2, the linkage shaft 8 is simultaneously connected with the transmission chain 2 and the slide rail bracket 7, and power is provided for the up-and-down suction movement of the suction rod 6 based on the cooperation of a worm gear and a worm, so that the suction and the discharge of solid liquid samples can be realized;

the longitudinal motor 3 is in threaded connection with the coupler 4, the lower end of the coupler 4 is connected with the stirring shaft 5, the stirring shaft 5 is controlled to provide power for stirring of a reaction sample in the charging barrel 13, and stirring blending of nanoparticles and stirring adsorption of a solid-liquid mixed sample can be realized;

the filter 12 is connected with the material cylinder 13 in a threaded manner, so that filtration with a specified size can be realized, and the loss of a solid sample in the material cylinder 13 in a waste liquid discharge process is prevented;

the intelligent control device 9 is linked with a panel 14, and the stirring speed and time, the pumping frequency and the times are adjusted through panel commands; the handle 15 can be opened or closed at any time when the device is used, and articles can be accessed in the upper storage compartment 10 and the lower storage compartment 11 after the handle is opened.

The voltage of the transverse motor 1 and the voltage of the longitudinal motor 3 are both alternating current 220V, the power is 20-60W, the rotating speed is 2-200 r/min, the size of the motor is 60 x 68mm, and the weight is 300-600 g; the outer diameter of the charging barrel is 25-35 mm, and the inner diameter is 28-32 mm.

The length of the stirring shaft 5 is 250-280 mm, the diameter is 3-5 mm, and the diameter of the lower end is 20-30 mm; the outer diameter of the upper end and the lower end of the suction rod 6 is 25-35 mm, the inner diameter is 3-5 mm, and the outer diameter of the middle section is 5-15 mm; the diameter of the filter 12 is 10-35 mm, and the aperture of the filter membrane is 0.2-0.5 μm.

Example 1

Step 1, firstly, a transverse motor 1 is connected with a transmission chain 2, and a universal driving shaft 8 is simultaneously connected with the transmission chain 2 and a slide rail bracket 7 to provide power for the up-and-down suction movement of a suction rod 6; then, the longitudinally-arranged motor 3 is connected with a connector 4, the lower end of the connector 4 is connected with a stirring shaft 5, and the stirring shaft 5 is controlled; the voltage of the transverse motor 1 and the voltage of the longitudinal motor 3 are both alternating current 220V, the power is 40W, the rotating speed can be adjusted to be 2-200 r/min, the size of the motor is 60 x 68mm, and the weight is 450 g; the outer diameter of the charging barrel 13 is 32mm, and the inner diameter is 30 mm; the length of the stirring shaft 5 is 260mm, the diameter is 4mm, and the diameter of the lower end is 25 mm; the outer diameter of the upper end and the lower end of the suction rod 6 is 29mm, the inner diameter is 5mm, and the outer diameter of the middle section is 10 mm; the diameter of the filter 12 is 20mm, and the pore size of the filter membrane is 0.45 μm.

Step 2, opening the handle 15, taking out 30mg of graphene and 30mg of ferroferric oxide particles from the upper storage grid 10, adjusting the panel 14, and sequentially sucking the graphene and the ferroferric oxide particles into the charging barrel 13 through the suction rod 6;

step 3, connecting the filter 12 with the charging barrel 13 to prevent particles from leaking; setting the rotating speed of the stirring shaft 5 to be 100rpm/min, and stirring for 30min to complete the physical blending of the two particles;

step 4, sucking a 10 mu g/mL mixed sample of sarin, soman, veekex, mustard gas and the Lewis agent into a charging barrel 13 through a suction rod 6;

step 5, stirring the mixed sample in the charging barrel 13 through the stirring shaft 5 at 100rpm/min for 20 min; after stirring is finished, discharging the residual sample downwards through the suction rod 6 and collecting the residual sample by using a glass triangular flask;

step 6, taking down the filter 12, discharging the residual particles downwards through the suction rod 6, and collecting the particles by using a glass beaker;

step 7, sucking 8mL of deionized water through a suction rod 6, stirring for 5min at 100rpm/min by using a stirring shaft 5, then discharging, and repeatedly cleaning for 4 times; the cleaned filter 12 is returned to the lower storage compartment 11 for reuse.

Step 8, carrying out gas chromatography-mass spectrometry on the 10 mu g/mL sarin, soman, Vietnamese, mustard gas and the Lewis agent mixed sample and the liquid sample collected in the step 4, and obtaining the chromatographic peak areas of five target objects through automatic integration as follows: mixed samples (sarin 3.70E +06, soman 9.90E +05, veex 3.90E +06, lewis agent 9.20E +05, mustard gas 1.40E + 06); the adsorbed liquid sample (sarin 6.60E +05, soman 2.20E +05, viekex 3.50E +05, lewis agent 2.10E +05, mustard gas 7.70E + 05); the adsorption efficiency is calculated as follows: sarin 82%, soman 78%, veex 91%, lewis agent 77%, and mustard gas 45%.