阅读说明：本技术 一种石墨烯光催化材料的制备方法及应用 (Preparation method and application of graphene photocatalytic material ) 是由 施满军 于 2021-07-23 设计创作，主要内容包括：本发明属于石墨烯光催化材料加工技术领域,尤其涉及一种石墨烯光催化材料的制备方法及应用；本发明提供了一种石墨烯光催化材料的制备方法,包括以下步骤：S1：使用离散装置中的滤洗部将催化材料进行混合；S2：滤洗部内的悬液配置好后,在滤洗部内添加固体反应材料；S3：对生成的催化材料多次滤洗；所述离散装置包括托起部和滤洗部,滤洗部能够在托起部上进行转动,滤洗部由容纳腔和滤管构成,滤管设在容纳腔的侧部,容纳腔上安装有投料组件,投料组件上装有固体反应材料；本发明能够提高制备石墨烯光催化材料的效率。(The invention belongs to the technical field of processing of graphene photocatalytic materials, and particularly relates to a preparation method and application of a graphene photocatalytic material; the invention provides a preparation method of a graphene photocatalytic material, which comprises the following steps: s1: mixing the catalytic materials using a filter wash section in the centrifuge; s2: after the suspension in the filtering and washing part is prepared, adding a solid reaction material in the filtering and washing part; s3: filtering and washing the generated catalytic material for multiple times; the dispersing device comprises a supporting part and a filtering and washing part, the filtering and washing part can rotate on the supporting part, the filtering and washing part comprises an accommodating cavity and a filter pipe, the filter pipe is arranged on the side part of the accommodating cavity, a feeding assembly is arranged on the accommodating cavity, and a solid reaction material is arranged on the feeding assembly; the method can improve the efficiency of preparing the graphene photocatalytic material.)

1. A preparation method of a graphene photocatalytic material is characterized by comprising the following steps: the method comprises the following steps:

s1: mixing the catalytic materials using a filter wash section in the centrifuge;

s2: after the suspension in the filtering and washing part is prepared, adding a solid reaction material in the filtering and washing part;

s3: the generated catalytic material is filtered and washed for a plurality of times.

2. The preparation method of the graphene photocatalytic material according to claim 1, characterized in that: the dispersing device comprises a supporting part and a filtering and washing part, the filtering and washing part can rotate on the supporting part, the filtering and washing part comprises a containing cavity and a filter tube, the filter tube is arranged on the side part of the containing cavity, a feeding assembly is arranged on the containing cavity, a solid reaction material (604) is arranged on the feeding assembly, the feeding amount of the feeding assembly is changed according to the shaking speed and the shaking range of the containing cavity, and an auxiliary control assembly is arranged between the supporting part and the filtering and washing part and used for accurately controlling the moving range of the containing cavity.

3. The preparation method of the graphene photocatalytic material according to claim 2, characterized in that: the upper end of holding the chamber is equipped with the opening, installs the filter screen on the chimney filter, installs the valve on the chimney filter.

4. The preparation method of the graphene photocatalytic material according to claim 3, wherein the preparation method comprises the following steps: the portion of holding up includes cushion cap (201) and articulated seat I (202), and I (202) of fixedly connected with are articulated on cushion cap (201), and articulated seat I (202) with strain and wash the portion articulated connection.

5. The preparation method of the graphene photocatalytic material according to claim 4, wherein the preparation method comprises the following steps: the filter washing portion further comprises a hinge ball (104) and a control panel (105), the hinge ball (104) is installed at the lower end of the accommodating cavity through a connecting rod, the hinge ball (104) is hinged with a hinge seat I (202), and the control panel (105) is installed on the connecting rod.

6. The method for preparing a graphene photocatalytic material according to any one of claims 3 or 5, wherein: the containing cavity is enclosed by fusing chamber (101), cylindricality and constitutes along (102) and anti-overflow circle (103), and connecting rod and fusion chamber (101) fixed connection install the cylindricality on fusing chamber (101) and enclose along (102), and the filter tube is installed on the cylindricality encloses along (102), and the cylindricality encloses and installs anti-overflow circle (103) on following (102), and anti-overflow circle (103) keep away from the cylindricality and enclose the one end of following (102) and inwards shrink.

7. The preparation method of the graphene photocatalytic material according to claim 6, wherein the preparation method comprises the following steps: the support portion still includes enclosure (203), vertical post (401), slide (402) and articulated seat II (404) of placing, install two enclosure (203) on cushion cap (201), constitute the slide rail between two enclosure (203), sliding connection has articulated seat II (404) in the slide rail, locks through the fastener between articulated seat II (404) and enclosure (203), installs vertical post (401) of placing on articulated seat II (404), installs on vertical post (401) of placing slide (402).

8. The method for preparing the graphene photocatalytic material according to claim 7, wherein the method comprises the following steps: the auxiliary control subassembly includes constant head tank (106), locking frame (301), lock nail (302), revolving rack I (303) and location ball (304), the week side of connecting rod is equipped with a plurality of constant head tanks (106), install lock nail (302) on locking frame (301), locking frame (301) are connected with the connecting rod is articulated, constant head tank (106) and lock nail (302) cooperation, install revolving rack I (303) on locking frame (301), install two location balls (304) on revolving rack I (303), slide (402) are connected with revolving rack I (303) are articulated, slide (402) are located between two location balls (304), the virtual axis of revolving rack I (303) runs through the centre of sphere that articulates ball (104).

9. The method for preparing the graphene photocatalytic material according to claim 8, wherein the method comprises the following steps: throw the material subassembly and include revolving rack II (501), extension spring board (502), crowded garrulous post (503), square pipe (601), cooperation board (602) and solid reaction material (604), the cylindricality encloses and installs revolving rack II (501) along (102) inboard, two extension spring boards (502) are installed to the symmetry on revolving rack II (501), install a plurality of crowded garrulous posts (503) on extension spring board (502), sliding connection has square pipe (601) on revolving rack II (501), install solid reaction material (604) on square pipe (601), two cooperation boards (602) are installed to the symmetry on square pipe (601), install the extension spring between cooperation board (602) and extension spring board (502), cooperation board (602) and crowded garrulous post (503) sliding connection, solid reaction material (604) and crowded garrulous post (503) cooperation.

10. The application of the graphene photocatalytic material is characterized in that: the graphene photocatalytic material is applied to the field of environmental purification.

Technical Field

The invention belongs to the technical field of processing of graphene photocatalytic materials, and particularly relates to a preparation method and application of a graphene photocatalytic material.

Background

For example, application No. 201010274706.9 discloses a graphene composite photocatalyst and a preparation method and application thereof, the invention belongs to the technical field of photocatalysis, and discloses a graphene composite photocatalyst compounded by graphene and a semiconductor photocatalytic material, a preparation method and application thereof, the graphene composite photocatalyst is a composite photocatalytic material with a surface heterojunction structure, the composition comprises graphene layers and a semiconductor photocatalyst wrapped by the graphene layers, the graphene composite photocatalyst is prepared by a double-solvent photocatalytic reduction method of deionized water and a reducing alcohol agent, the reduction of graphene and the formation of a heterojunction structure are completed in one step, the process is simple, the reagent is cheap, the catalyst has high adsorption and high photocatalytic oxidation activity, is used for environmental management and solar energy conversion and utilization, such as air purification, sewage treatment, hydrogen production by photolysis and alcohol or hydrocarbon fuel synthesis by CO2 photocatalytic reduction; but the efficiency of preparing the graphene photocatalytic material is lower.

Disclosure of Invention

In view of this, the technical problem to be solved by the present invention is to provide a method for preparing a graphene photocatalytic material, which can improve the efficiency of preparing the graphene photocatalytic material.

The invention provides a preparation method of a graphene photocatalytic material, which comprises the following steps:

s1: mixing the catalytic materials using a filter wash section in the centrifuge;

s2: after the suspension in the filtering and washing part is prepared, adding a solid reaction material in the filtering and washing part;

s3: the generated catalytic material is filtered and washed for a plurality of times.

The dispersing device comprises a supporting part and a filtering and washing part, the filtering and washing part can rotate on the supporting part, the filtering and washing part comprises a containing cavity and a filter tube, the filter tube is arranged on the side part of the containing cavity, a feeding assembly is arranged on the containing cavity, a solid reaction material is arranged on the feeding assembly, the feeding amount of the feeding assembly is changed according to the shaking speed and the shaking range of the containing cavity, and an auxiliary control assembly is arranged between the supporting part and the filtering and washing part and used for accurately controlling the moving range of the containing cavity.

The upper end of holding the chamber is equipped with the opening, installs the filter screen on the chimney filter, installs the valve on the chimney filter.

The portion of holding up includes cushion cap and articulated seat I, and the articulated seat I of fixedly connected with on the cushion cap, articulated seat I with strain the portion of washing and articulate and be connected.

The graphene photocatalytic material is applied to the field of environmental purification.

The discrete device used in the preparation method of the graphene photocatalytic material has the beneficial effects that:

the filter tube is arranged on the side part of the accommodating cavity, so that the filter tube and the liquid material can be separated in the material mixing process, the filter tube is prevented from being damaged by corrosive materials contained in the liquid material, and the batching purity of the device is improved; throw the material subassembly and can change the volume of throwing into the solid reaction material that holds the intracavity according to the translation rate and the migration range that hold the chamber, this kind of design can improve the device and to the accurate effect of configuration efficiency and batching proportion of graphite alkene photocatalysis material.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a flow chart of a method for preparing a graphene photocatalytic material according to the present invention;

FIG. 2 is a schematic structural diagram of a first embodiment of a filtering and washing unit according to the present invention;

FIG. 3 is a schematic structural diagram of a second embodiment of a filtering and washing section according to the present invention;

FIG. 4 is a schematic structural view of a locking bracket according to the present invention;

FIG. 5 is a schematic structural diagram of a control arm according to the present invention;

FIG. 6 is a schematic structural view of a chute frame provided by the present invention;

fig. 7 is a schematic structural diagram of a limiting plate provided by the invention;

fig. 8 is a schematic structural view of a tension spring plate provided by the present invention;

FIG. 9 is a schematic structural view of a mount provided by the present invention;

FIG. 10 is a schematic structural view of a stirring rod provided by the present invention;

FIG. 11 is a schematic structural view of a bushing provided in the present invention.

In the figure:

a fusion chamber 101;

a cylindrical skirt 102;

an anti-overflow ring 103;

a hinge ball 104;

a control panel 105;

a positioning groove 106;

a limit plate 107;

a cushion cap 201;

a hinge base I202;

a surrounding ring 203;

a locking frame 301;

a locking pin 302;

a rotating frame I303;

a positioning ball 304;

a control arm 305;

a vertically disposed post 401;

a slide carriage 402;

a chute frame 403;

a hinge base II 404;

a rotating frame II 501;

a tension spring plate 502;

crushing the column 503;

a mounting frame 504;

a square tube 601;

a mating plate 602;

a coaming 603;

a solid reactive material 604;

a bushing 605;

a stir bar 606.

Detailed Description

The preparation method of the graphene photocatalytic material provided by the invention is described in detail with reference to the accompanying drawings in the embodiments of the invention.

As a further improved technical solution of the present invention, refer to fig. 2-3, fig. 6:

filling liquid catalytic materials into the accommodating cavity, and then mixing the liquid catalytic materials in the accommodating cavity by shaking the filtering and washing part on the supporting part, so that the reaction speed between the materials is improved;

the filter tube is arranged on the side part of the accommodating cavity, and compared with the design that the filter tube is arranged at the bottom of the accommodating cavity, the design can reduce the pressure of the liquid material on the filter tube;

furthermore, the filter tube is arranged on the side part of the accommodating cavity, so that the filter tube and the liquid material can be separated in the material mixing process, and the filter tube is prevented from being damaged by corrosive materials contained in the liquid material;

the mode of shaking the filtering and washing part on the supporting part can be manually controlled; the design of the shaking filtering and washing part can avoid the material from depositing at one position in the accommodating cavity, thereby improving the preparation efficiency of the device;

the feeding component can change the amount of solid reaction materials fed into the accommodating cavity according to the moving speed and the moving range of the accommodating cavity, and the design can improve the configuration efficiency of the device on the graphene photocatalytic material and the accurate effect of the proportioning proportion;

when the moving speed and the moving range of the filtering and washing part on the supporting part are increased, the amount of the solid reaction materials thrown into the accommodating cavity by the feeding assembly is increased;

the auxiliary control assembly can accurately control the moving range of the accommodating cavity, so that the machining efficiency of the device is improved.

As a further improved technical solution of the present invention, refer to fig. 2-3:

the opening at the upper end of the containing cavity is used for inputting liquid catalytic materials;

the design of the filter screen is convenient for filtering and washing the generated catalytic material for multiple times; the valve design can improve the sealing performance of the device and can improve the convenience of controlling the discharge of materials.

As a further improved technical solution of the present invention, refer to fig. 2-3, fig. 6:

the filtering and washing part is controlled to shake on the hinge seat I202, so that liquid catalytic materials in the containing cavity can be mixed;

further, the filter washing part is controlled to shake on the hinge seat I202, and a specified amount of solid reaction materials can be put into the liquid catalytic materials by the feeding assembly to react by controlling the moving speed and the moving range of the accommodating cavity.

As a further improved technical solution of the present invention, refer to fig. 2-3:

the filter washing portion still includes articulated ball 104 and control panel 105, and articulated ball 104 is installed through the connecting rod to the lower extreme that holds the chamber, and articulated ball 104 is connected with articulated seat I202 is articulated, installs control panel 105 on the connecting rod.

The design of the control panel 105 facilitates the control of the position of the connecting rod;

the hinge ball 104 can rotate in the hinge seat I202 through the control disc 105;

when the hinge ball 104 rotates in the hinge seat I202, the accommodating cavity can be driven to shake, so that the function of processing the graphene photocatalytic material by the device is realized;

hinge ball 104 and the design of being connected through the connecting rod between holding the chamber, the messenger holds the chamber and keeps away from the rotation center to when can improving and wave and hold the chamber, carry out the efficiency mixed to holding intracavity liquid material.

As a further improved technical solution of the present invention, refer to fig. 2-3:

the containing cavity is formed by a fusion cavity 101, a cylindrical surrounding edge 102 and an anti-overflow ring 103, the connecting rod is fixedly connected with the fusion cavity 101, the cylindrical surrounding edge 102 is installed on the fusion cavity 101, the filter tube is installed on the cylindrical surrounding edge 102, the anti-overflow ring 103 is installed on the cylindrical surrounding edge 102, and one end, far away from the cylindrical surrounding edge 102, of the anti-overflow ring 103 is retracted inwards. The anti-overflow ring 103 is designed to prevent the liquid in the fusion chamber 101 from leaking out when the device discharges the liquid material from the filter tube; the cross section of the cylindrical surrounding edge 102 is annular, and the design can improve the effect of draining liquid materials by the device;

with the filter tube positioned vertically, the inside of the cylindrical skirt 102 is at the lowermost end of the receiving cavity.

As a further improved technical solution of the present invention, refer to fig. 6:

the support portion still includes enclosure 203, the vertical post 401 of placing, slide 402 and articulated seat II 404, install two enclosure 203 on the cushion cap 201, constitute the slide rail between two enclosure 203, sliding connection has articulated seat II 404 in the slide rail, locks through the fastener between articulated seat II 404 and the enclosure 203, installs the vertical post 401 of placing on articulated seat II 404, installs slide 402 on the vertical post 401 of placing.

Two enclosure 203 are big one little, and the collineation between two enclosure 203's the virtual axis, two enclosure 203 constitute the slide rail, through remove articulated seat II 404 in the slide rail, are convenient for control articulated ball 104 and rotate on articulated seat I202 to the realization shakes the effect of fusing chamber 101.

As a further improved technical solution of the present invention, refer to fig. 3-5:

supplementary control assembly includes constant head tank 106, locking frame 301, lock nail 302, revolving rack I303 and location ball 304, the week side of connecting rod is equipped with a plurality of constant head tanks 106, installs lock nail 302 on the locking frame 301, locking frame 301 is connected with the connecting rod is articulated, constant head tank 106 and lock nail 302 cooperation, install I303 of revolving rack on the locking frame 301, install two location balls 304 on the I303 of revolving rack, slide 402 is connected with I303 of revolving rack is articulated, slide 402 is located between two location balls 304, the virtual axis of I303 of revolving rack runs through the centre of sphere of articulated ball 104.

The slide base 402 is hinged with the rotating frame I303, and the end part of the slide base 402 is attached to the end part of the inner side of the two positioning balls 304, so that the height position holding effect of the locking frame 301 can be improved when the hinge base II 404 slides on the slide rail, and the effect of shaking the fusion cavity 101 is realized by controlling the moving range of the locking frame 301;

the arrangement of the vertical placing column 401 and the sliding seat 402 can keep the virtual axis of the rotating frame I303 to always penetrate through the spherical center of the hinge ball 104;

the vertical placing column 401 is moved in the sliding rail, and the locking frame 301 is controlled to rotate by taking the axis of the rotating frame I303 as a shaft, so that the fusion cavity 101 can be shaken;

the positions of the vertical placing column 401 and the locking frame 301 can be controlled manually, so that the function of accurately controlling the moving range of the accommodating cavity is realized; the placement angle of the fusion cavity 101 is changed, so that the material can be prevented from being deposited at one position in the accommodating cavity, and the preparation efficiency of the device is improved.

As a further improved technical solution of the present invention, refer to fig. 7-8, fig. 10:

the subassembly of throwing materials includes revolving rack II 501, extension spring board 502, crowded garrulous post 503, square pipe 601, cooperation board 602 and solid reaction material 604, the cylindricality encloses and installs revolving rack II 501 along 102 inboards, two extension spring boards 502 are installed to the symmetry on revolving rack II 501, install a plurality of crowded garrulous posts 503 on the extension spring board 502, sliding connection has square pipe 601 on revolving rack II 501, install solid reaction material 604 on the square pipe 601, two cooperation boards 602 are installed to the symmetry on the square pipe 601, install the extension spring between cooperation board 602 and the extension spring board 502, cooperation board 602 and crowded garrulous post 503 sliding connection, solid reaction material 604 cooperates with crowded garrulous post 503.

Controlling the shaking direction of the fusion cavity 101 to be aligned with the installation of the rotating frame II 501, so that the square pipe 601 can slide on the rotating frame II 501 in the process of shaking the fusion cavity 101, and the crushing column 503 can extrude the solid reaction material 604, thereby changing the amount of the solid reaction material put into the accommodating cavity according to the moving speed and the moving range of the accommodating cavity;

due to the design of the tension spring plate 502 and the tension springs, the reset effect of the square tube 601 can be improved, so that the crushing columns 503 at the two ends uniformly extrude the two ends of the solid reaction material 604, and the effect of stably feeding the solid reaction material 604 into the device is improved;

the crushing column 503 adopts a file structure, so that the accurate effect of the solid material feeding amount is improved.

As a further improved technical solution of the present invention, refer to fig. 5:

the discrete device further comprises a control arm 305 and a sliding groove frame 403, the control arm 305 is respectively installed on the locking frame 301 and the rotating frame I303, the sliding groove frame 403 is installed on the sliding seat 402, the control arm 305 located on the locking frame 301 is in sliding connection with the sliding groove frame 403, the control arm 305 and the sliding groove frame 403 are locked through a fastener, and the virtual axes of the control arm 305 located on the rotating frame I303 and the rotating frame I303 are collinear.

The design of the sliding connection between the control arm 305 and the chute frame 403 can improve the effect of adjusting and fixing the relative position between the fusion cavity 101 and the bearing platform 201;

the control arm 305 on the locking frame 301 is locked with the chute frame 403 through a fastener, and the fastener can be a screw or a stud;

because the control arm 305 on the rotating frame I303 is collinear with the virtual axis of the rotating frame I303, and the virtual axis of the rotating frame I303 penetrates through the spherical center of the hinge ball 104, when the control arm 305 rotates in the chute frame 403, the hinge ball 104 rotates in the hinge seat I202, and the problem of rotation interference collision cannot occur in the process.

As a further improved technical solution of the present invention, refer to fig. 9-11:

discrete device still includes limiting plate 107, mounting bracket 504, bounding wall 603, bushing 605 and stirring rod 606, the cylindricality encloses and installs a plurality of limiting plates 107 along the inboard of 102, II 501 of revolving rack are located between a plurality of limiting plates 107, a plurality of limiting plates 107 constitute the slide, II 501 of revolving rack slide in the slide, fixedly connected with mounting bracket 504 on II 501 of revolving rack, fixedly connected with gangbar between mounting bracket 504 and the control arm 305 that is located I303 of revolving rack, install bounding wall 603 on the cooperation board 602, install bushing 605 between two bounding walls 603, install stirring rod 606 between two bounding walls 603.

Because the two ends of the linkage rod are respectively and fixedly connected with the mounting frame 504 and the control arm 305 positioned on the rotating frame I303, the virtual axis of the rotating frame I303 penetrates through the spherical center of the hinge ball 104, and the control arm 305 positioned on the rotating frame I303 and the virtual axis of the rotating frame I303 are collinear, the connecting rod can be rotated by the control panel 105, so that the rotating frame II 501 and the slide way can rotate relatively, and the impact of liquid on the filter tube is reduced in the shaking process of the fusion cavity 101;

further, the relative rotation between the rotating frame II 501 and the slide way is controlled, so that the stirring rod 606 can stir the materials in the fusion cavity 101, and the processing efficiency of the device is improved;

the design of the leakage plate 605 is that after the solid reaction material 604 is crushed by the crushing column 503, the leaked solid reaction material 604 is matched with the stirring rod 606 and uniformly sprinkled into the fusion cavity 101;

the side of the linkage rod is flush with the virtual axis of the connecting rod.